1495 jobs found

Networking Specialist Location: London (Hybrid Working Available) Industry: Global Financial Services / Institutional Asset Management Ncounter is supporting a global financial services organisation as they hire a senior Networking Specialist into a business-critical infrastructure role based in London, with hybrid working in place. This team underpins highly available, low-latency platforms that operate across international markets and demand exceptional network performance and stability. The role centres on the design, delivery, and optimisation of complex enterprise networks spanning data centres, campus environments, and cloud platforms. You will be trusted as a senior technical authority, taking ownership of routing architecture, contributing to strategic decisions, and ensuring the network can support real-time, high-throughput workloads. Key Responsibilities: • Design and operate resilient network architectures across LAN, WAN, data centre, and cloud environments • Own and optimise routing and traffic flows using BGP and OSPF in large-scale enterprise networks • Design, support, and troubleshoot multicast architectures for real-time data distribution • Translate technical and business requirements into robust, well-documented network designs • Lead network change and delivery initiatives alongside internal engineering teams and vendors • Act as a senior escalation point for complex network incidents and performance issues • Continuously improve network resilience, throughput, and operational efficiency What We're Looking For: You will be an experienced network engineer who has worked in demanding, high-availability environments where routing stability and performance are critical. Strong practical experience with BGP, OSPF, and multicast networking is essential, alongside confidence working with modern data centre technologies. Nice to Haves: • Experience with automation using Python, Ansible, or similar tools • Exposure to observability and monitoring platforms • Understanding of network security and secure routing design • Hands-on experience with Arista and or Cisco in production environments • Industry certifications such as CCNP or CCIE This is an opportunity to join an organisation where network engineering directly supports mission-critical systems. If you are motivated by technical ownership, complex routing challenges, and long-term impact, we would welcome a confidential conversation.

Security Architects Position Description Trusted to see the whole picture If you're ahead of the game on cyber security, systems and operations risk we can secure your career ambitions. Our Security Architects are trusted to work closely with a wide range of clients from all sectors on exciting projects with real-world purpose and impact. Whether you're a self-starter looking to test your talents, or want the opportunity to use your experience and skills, you'll find the challenges and support you need as part of one of the UK's largest cyber consultancies. Our roles are only available if you hold or fulfil the criteria to obtain a UK Security Clearance. Your future duties and responsibilities You'll join a collaborative team of more than 230 members delivering 360 security services to clients across every domain that CGI operates in, from government, defence, healthcare and utilities to banking and financial services. As a Security Architect your innovative solutions and support will secure business systems, protecting what is most valuable to our clients. You'll collaborate across enterprise architectures to produce end-to-end security designs, assisting on bids and proposals, as well as implementations and integrations. Liaising with stakeholders at all levels, you'll help build the full landscape security view that underpins systems resilience and client confidence. We need senior members who are design authorities, and junior members to work alongside them, developing their skills and understanding. Required qualifications to be successful in this role You will have experience consulting on delivering and implementing secure system design - ideally as a technical security lead for senior roles. You'll understand why security is at the centre of everything we do, and have the communication skills to persuade others, justifying secure architecture design to both technical and non-technical stakeholders. We'll also look for your experience and knowledge in: • Security standards and frameworks (MoD and HMG experiences helpful) • Cloud-based cyber security principles and architecture points • Boundary controls, network segmentation and access control • Identity and Access Management (including RBAC and A/PBAC, permissions management), ZTA • Cryptographic techniques and implementations • IT asset management and tracking • Vulnerability Management and Patching • SIEM principles, products and supporting logging infrastructure • Containerisation and virtual machine security • Delivering secure solutions against project expectations • Strong awareness of and commitment to industry best practice • Driving change in a complex environment Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Azure Architect Position Description At CGI, we architect secure, high-performance Azure platforms that enable transformation across the UK's most critical and fast-evolving sectors. As a Senior Azure Architect, you will take ownership of shaping scalable, resilient cloud solutions that empower clients to innovate with confidence. Acting as a trusted technical authority, you will define architectural direction, influence senior stakeholders, and ensure Azure implementations deliver measurable business outcomes. Within a collaborative and supportive environment, you will help establish enterprise-grade standards, guide multidisciplinary teams, and strengthen our cloud capability - playing a pivotal role in driving secure, modern cloud adoption at scale. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK 'Best Employer' by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you'll be part of an open, friendly community of experts. We'll train and support you in taking your career wherever you want it to go. This is a hybrid position based out of Newcastle. Your future duties and responsibilities In this role, you will lead the design and delivery of complex Azure architectures, acting as the technical authority across programmes and multi-disciplinary teams. You will define cloud standards, set technical direction, and ensure Azure solutions are secure, scalable, and aligned to strategic objectives. By facilitating workshops and guiding senior stakeholders through architectural decisions, you will translate business goals into robust, future-ready cloud platforms. You will also contribute to business growth by shaping technical proposals, supporting pre-sales activity, and strengthening CGI's architecture community. Through mentoring and knowledge sharing, you will elevate engineering standards and foster a culture of continuous improvement and innovation. Key responsibilities: Design & Lead enterprise-scale Azure architectures across IaaS and PaaS Define & Govern cloud standards, ensuring security, resilience, and compliance Facilitate & Influence technical workshops and senior stakeholder discussions Guide & Assure delivery teams as Technical Design Authority Shape & Support pre-sales activities, proposals, and solution estimates Optimise & Advise on cloud economics, performance, and risk management Mentor & Develop architects and engineers, strengthening cloud capability Champion & Innovate modern cloud-native and DevOps practices Required qualifications to be successful in this role You will bring extensive experience architecting complex Azure solutions within enterprise environments. You combine deep technical expertise with strong communication skills, commercial awareness, and the confidence to influence stakeholders at all levels. You are comfortable balancing innovation with governance, ensuring solutions are both forward-thinking and secure. You should have: Proven experience designing and delivering complex Azure architectures (IaaS and PaaS) Strong understanding of Azure services, IAM, networking, security, and governance models Experience acting as a Technical Design Authority or lead architect Ability to lead co-design workshops and present solutions to technical and non-technical stakeholders Experience contributing to technical proposals and pre-sales engagements Knowledge of cloud-native design, DevOps practices, and CI/CD integration Familiarity with Windows and Linux environments It would be advantageous to have: Azure Solutions Architect Expert certification Azure Administrator Associate, DevOps Engineer Expert, or Security Architect certifications A degree in Computer Science, Information Technology, or equivalent experience Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Linux System Engineers Position Description CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named one of the 'World's Best Employers' by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a member not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you'll be part of an open, friendly community of experts. We'll train and support you in taking your career wherever you want it to go. CGI's Space, Defence and Intelligence business unit, focuses primarily on the delivery of contemporary and innovative technical solutions for the government agencies most challenging problems. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We are currently looking for an experienced System engineers to join our cross-functional team who, in partnership with our clients, will help define, guide and assure the delivery of integrated solutions. The role offers fantastic opportunities to work within an interesting and highly rewarding environment. We are heavily committed to developing our members and provide excellent learning and development opportunities to ensure that your knowledge and skills keep pace with the evolving technology landscape. We engender a culture of innovation, collaboration and ownership; highly motivated self-starters thrive within our organisation. Although we would like candidates to have all the skills we need, we would consider high quality individuals who meet most of the criteria Due to the secure nature of this project, this role requires candidates to either already hold, or be eligible to obtain, a high level of UK Security Clearance. To meet the eligibility criteria for this clearance, applicants must be sole British nationals, have been resident in the UK for the past 10 years, and must not have spent more than 28 consecutive days outside the UK within the last five years. Individuals who do not currently hold clearance are still encouraged to apply and will be considered both for this position and for other suitable opportunities within CGI where appropriate. This role is primarily based on a secure client site and requires attendance on site five days per week due to the sensitive nature of the work and the systems involved. While the position is predominantly site-based, there may be occasional flexibility where business needs and security constraints allow. Any such arrangements would be agreed in advance with the project team. Your future duties and responsibilities In this role, you will support and enhance secure Linux environments across production and non-production systems, ensuring reliability, performance, and security. You will take ownership of diagnosing issues, improving deployment efficiency, and maintaining platforms that underpin highly sensitive operations. You will also work closely with clients and CGI teams to support cloud and security transformation initiatives. This includes contributing to hybrid cloud strategies and helping evolve environments towards modern security models, while being supported by experienced colleagues in a collaborative setting. Key responsibilities include: Diagnose & Resolve system issues across production and non-production Linux environments Administer & Maintain enterprise Linux systems, ensuring stability and performance Optimise & Automate deployments to improve efficiency and reliability Support & Enable cloud adoption, hybrid architectures, and migration activities Contribute & Implement security improvements, including zero-trust approaches Collaborate & Advise clients and internal teams on best practices and improvements Required qualifications to be successful in this role You will have hands-on experience administering Linux systems in secure environments, with a proactive mindset and strong troubleshooting skills. You are comfortable working closely with clients, contributing to modernisation initiatives, and continuously developing your technical capability. Essential qualifications: At least 2 years' experience as a Linux Systems Administrator Strong hands-on expertise with enterprise Linux distributions (Red Hat, CentOS, Ubuntu) Proficiency with Linux command-line tools and shell scripting Experience with system monitoring, patching, performance tuning, and automation Proven ability to troubleshoot issues and perform root cause analysis Working knowledge of networking concepts in Linux environments Experience with security hardening and secure system configurations Exposure to cloud, virtualised infrastructure, or infrastructure-as-code tools is advantageous DV Security Clearance (or willingness and eligibility to obtain) and sole UK nationality Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Infrastructure Engineers Position Description CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named one of the 'World's Best Employers' by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a member not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you'll be part of an open, friendly community of experts. We'll train and support you in taking your career wherever you want it to go. CGI's Space, Defence and Intelligence business unit, focuses primarily on the delivery of contemporary and innovative technical solutions for the government agencies most challenging problems. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We are currently looking for an experienced Infrastructure engineers to join our cross-functional team who, in partnership with our clients, will help define, guide and assure the delivery of integrated solutions. The role offers fantastic opportunities to work within an interesting and highly rewarding environment. We are heavily committed to developing our members and provide excellent learning and development opportunities to ensure that your knowledge and skills keep pace with the evolving technology landscape. We engender a culture of innovation, collaboration and ownership; highly motivated self-starters thrive within our organisation. Although we would like candidates to have all the skills we need, we would consider high quality individuals who meet most of the criteria Due to the secure nature of this project, this role requires candidates to either already hold, or be eligible to obtain, a high level of UK Security Clearance. To meet the eligibility criteria for this clearance, applicants must be sole British nationals, have been resident in the UK for the past 10 years, and must not have spent more than 28 consecutive days outside the UK within the last five years. Individuals who do not currently hold clearance are still encouraged to apply and will be considered both for this position and for other suitable opportunities within CGI where appropriate. This role is primarily based on a secure client site and requires attendance on site five days per week due to the sensitive nature of the work and the systems involved. While the position is predominantly site-based, there may be occasional flexibility where business needs and security constraints allow. Any such arrangements would be agreed in advance with the project team. Your future duties and responsibilities You will be working on a highly secure hyprid on-prem / cloud projects. The role is on an established fast-moving DevSecOps team, on on-prem, remote and multi-cloud infrastructure, using a multitude of technologies including CloudFormation, Ansible and Terraform, Ubuntu and Windows, VPNs, firewalls, VMs, laptops, MFA, AD, monitoring, network performance, resilience and security design, plus some integration scripting and application configuration and management. We are heavily committed to developing our staff and will provide excellent learning and development opportunities to ensure that your knowledge and skills keep pace with the evolving technology landscape. We engender a culture of innovation, collaboration and ownership; highly motivated self-starters thrive within our organisation. Although we would like candidates to have all of the mandatory requirements, we would consider high quality individuals who meet most of the criteria. Required qualifications to be successful in this role • Ideally 3 years of experience of Infrastructure engineering - design, build, deploy, test and support • Deployment across on prem and cloud infra • Kubernetes, Containerisation, Platform Engineering • Kubernetes architecture - pods, services, deployments and networking, software defined networking • Scripting, e.g. Python/Shell • Experience of Docker, including image creation, container management (including security patching) and orchestration • Infrastructure as Code using Terraform, Ansible or CloudFormation • Experience of cloud compute - AWS, GCP or Azure (primarily AWS) • GitOps tooling such as Argo CD • Infra security, compliance and governance • Familiarity with CNCF ecosystem and building platforms on top of Kubernetes • Container orchestration tools, e.g. Docker Swarm / Apache Mesos • Knowledge of Service Mesh technologies, e.g. Istio / Linkerd • Experience of monitoring tools, e.g. Prometheus, Grafana, ELK • Rounded problem-solving skills - troubleshoot and resolve complex infrastructure related issues • Strong communication and collaboration skills • Ability to work across a diverse set of stakeholders, across multiple sites • Experience with agile development methodologies and tooling such as Git We don't expect candidates to know everything on the list. Experience across multiple areas is desirable, the ability to learn quickly, and a willingness to contribute across the technology stack as required. Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Cloud Engineers Position Description CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named one of the 'World's Best Employers' by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a member not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you'll be part of an open, friendly community of experts. We'll train and support you in taking your career wherever you want it to go. CGI's Space, Defence and Intelligence business unit, focuses primarily on the delivery of contemporary and innovative technical solutions for the government agencies most challenging problems. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We are currently looking for an experienced cloud engineers to join our cross-functional team who, in partnership with our clients, will help define, guide and assure the delivery of integrated solutions. The role offers fantastic opportunities to work within an interesting and highly rewarding environment. We are heavily committed to developing our members and provide excellent learning and development opportunities to ensure that your knowledge and skills keep pace with the evolving technology landscape. We engender a culture of innovation, collaboration and ownership; highly motivated self-starters thrive within our organisation. Although we would like candidates to have all the skills we need, we would consider high quality individuals who meet most of the criteria Due to the secure nature of this project, this role requires candidates to either already hold, or be eligible to obtain, a high level of UK Security Clearance. To meet the eligibility criteria for this clearance, applicants must be sole British nationals, have been resident in the UK for the past 10 years, and must not have spent more than 28 consecutive days outside the UK within the last five years. Individuals who do not currently hold clearance are still encouraged to apply and will be considered both for this position and for other suitable opportunities within CGI where appropriate. This role is primarily based on a secure client site and requires attendance on site five days per week due to the sensitive nature of the work and the systems involved. While the position is predominantly site-based, there may be occasional flexibility where business needs and security constraints allow. Any such arrangements would be agreed in advance with the project team. Your future duties and responsibilities The role offers fantastic opportunities to work on leading edge and bespoke technologies within an interesting and highly rewarding environment. We are heavily committed to developing our members and provide excellent learning and development opportunities to ensure that your knowledge and skills keep pace with the evolving technology landscape. We engender a culture of innovation, collaboration and ownership; highly motivated self-starters thrive within our organisation. Required qualifications to be successful in this role • Experience of working on Google Cloud Platform, including Google Workspace Admin (and ideally MDM) • Experience of working on AWS • Experience of Microsoft Intune and M365 administration (e.g. Entra) • Comfortable building and developing Infrastructure templates with Infrastructure as Code using either: Terraform, Cloudformation, Deployment Manager or ARM • Linux and Windows administration • Software development experience - ideally in Java, Kotlin, Python, Apps Script, JavaScript or C#/C++ • Containerisation experience such as Docker, Kubernetes or OpenShift • Experience of security protocols such as PKI, TLS etc • Virtualisation experience, KVM/Vmware • Good understanding of networking • Demonstrable troubleshooting and problem solving skills • A passion for learning new technologies and innovation Desirable: • Certifications on Amazon Web Services, including Solutions Architect, Developer, Google Cloud or Azure • Amazon Managed Grafana • JetBrains TeamCity • Google Apps Script • Agile Development We don't expect candidates to know everything on the list. Experience across multiple areas is desirable, the ability to learn quickly, and a willingness to contribute across the technology stack as required. Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

AWS Technical Architect Position Description At CGI, we help organisations harness the power of AWS to drive innovation, resilience, and growth. As an AWS Architect, you'll design and lead transformative cloud solutions that enable clients to modernise their operations, scale efficiently, and unlock measurable business value. You'll collaborate with experts across disciplines, translating strategy into impactful, future-ready architectures. In an environment that encourages creativity, ownership, and collaboration, you'll have the autonomy to shape outcomes, influence cloud direction, and deliver meaningful change for clients across industries. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK 'Best Employer' by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you'll be part of an open, friendly community of experts. We'll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. We welcome applications from candidates across the UK. Our teams operate within a flexible hybrid model, but on-site requirements vary by project, so the ability to travel to meet client needs is essential. Your future duties and responsibilities In this role, you will lead the design and delivery of AWS-based solutions that transform client infrastructure and accelerate digital transformation. You'll act as a trusted advisor, working closely with senior stakeholders to align architecture with business goals while driving innovation, scalability, and security. You will define cloud strategies, shape architectural frameworks, and provide thought leadership that guides the direction of AWS adoption across diverse sectors. You'll also play a key role in nurturing collaboration within CGI's cloud community, mentoring others, sharing best practices, and ensuring solutions reflect the highest standards of technical and operational excellence. You'll be empowered to make strategic decisions, explore new ideas, and deliver outcomes that make a lasting impact. Key responsibilities: • Design & Lead: Architect secure, scalable, and cost-optimised AWS solutions across complex multi-account environments. • Advise & Influence: Partner with business and technical leaders to shape cloud adoption and modernisation strategies. • Innovate & Optimise: Drive automation, DevOps integration, and continuous improvement across projects. • Standardise & Govern: Define architectural standards, frameworks, and best practices for AWS delivery. • Mentor & Guide: Develop the skills and capabilities of emerging cloud talent across CGI. • Represent & Inspire: Act as a thought leader, representing CGI at forums, conferences, and client engagements. Required qualifications to be successful in this role You'll bring deep technical expertise in AWS architecture and a proven ability to design, implement, and optimise complex cloud solutions. A strategic mindset, combined with hands-on technical leadership, will be key to success in this role. Essential qualifications: • Proven experience designing and delivering AWS architectures across IaaS, PaaS, and SaaS. • Strong knowledge of AWS services including EKS, RDS, API Gateway, Redshift, and networking. • Proficiency in infrastructure as code tools such as Terraform or CloudFormation. • Experience with cloud security, governance, and compliance integration. • Ability to lead multi-disciplinary teams and engage with senior stakeholders. • Excellent communication and presentation skills. Desirable qualifications: • AWS Certified Solutions Architect - Professional or equivalent. • Experience with hybrid cloud or legacy system modernisation. • Familiarity with Agile and DevOps methodologies. • Awareness of emerging cloud technologies and trends. Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

SatComms Software Architect Position Description Elevate your potential with CGI, a global technology service provider and premier business consultancy recognized by Forbes Magazine as a top 100 employer. Our mission is rooted in evolution, excelling in intricate challenges. Collaborating directly with our clients, we employ innovative technologies to revolutionize, empower, safeguard, and deliver critical mission systems. CGI is a leading provider of ground segment software and IT for space missions. We support some of the most advanced satellite systems in the world, designing and supporting ground segment command and data processing systems, as well as network architecture. This is an opportunity to join a growing team supporting the development of operational mission-critical systems. We are looking for an architect, who has an existing background in Communications or Space Technology, to support ground segment software and network solutions developed with our SatCom customers. Our solutions cover network management, operations support, and mission planning, often using cutting edge optimization techniques. This role will be hybrid, based in Leatherhead, Reading, London, Bristol or Leicester as base-office. Some short trips to Europe may be required for customer meetings. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. Your future duties and responsibilities You will be joining an existing architecture team as a senior member and will work across projects with existing clients as well as responding to RFPs with potential new clients. CGI also offers an extensive range of training and on-the-job support to help members to develop their domain expertise. The System Architect is responsible for defining the solution and system architecture (including models, decisions, validation, evolution and delivery support), working with the customer and any subcontractors to identify, trade-off and design the overall architecture. Architects assist with the overall strategy and business chase activities, working with multiple stakeholders. As well as developing the overall architecture the Software Architect will also create high level artefacts to be delivered to the customer. Required qualifications to be successful in this role Essential: - At least 5 years of recent Satellite or Wireless communications Software or network Architecture - Maths, Physics, Computer Science or similar degree - Experience in designing high level architectures using standardized approaches and tools, requirements management and Technical Specifications - Experience of the development and testing lifecycle - Experience of developing to stringent standards (Space, Defence standards etc) - Ability to lead others in technical work Highly Desirable: - Experience in RF communications, OSS/BSS, satellite modem/terminal software, or VSAT platforms - Demonstrates a good understanding of cyber-security practices - Use of reference models and Space Standards - Experience with Agile and DevOps approaches Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Infrastructure Engineer Access Management (Security Clearance) Position Description At CGI, we're building the next generation of secure identity solutions that power critical national infrastructure. As an Identity Solutions Engineer, you'll play a pivotal role in designing and deploying a new, on-premise Microsoft-based identity platform that delivers resilience, scalability, and trust. This is a rare opportunity to shape a greenfield environment that protects essential systems and enables seamless access for thousands of users. Working alongside talented architects and engineers, you'll help us drive transformation through innovation, collaboration, and technical excellence-empowering our clients and communities to thrive in a secure digital future. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK 'Best Employer' by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you'll be part of an open, friendly community of experts. We'll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance. This role is based on site in Chippenham 5 days a week. Your future duties and responsibilities In this role, you will take ownership of designing, deploying, and supporting a new on-premise identity platform built on Microsoft technologies. You'll collaborate closely with solution architects, infrastructure teams, and cybersecurity experts to implement secure, scalable, and high-performance identity services from the ground up. Your work will underpin the stability, security, and accessibility of critical systems-making a tangible impact every day. You'll bring creativity and problem-solving to each phase of delivery, helping define technical standards, automate operations, and ensure smooth service transition. Supported by CGI's collaborative community, you'll be empowered to drive continuous improvement and shape the long-term evolution of our identity services. Key responsibilities: Design & Deploy: Build and configure a new identity platform using Windows Server 2022, Active Directory, and ADFS. Integrate & Secure: Establish and manage federation services and authentication trust relationships. Optimise & Automate: Identify opportunities for automation, monitoring, and performance enhancement. Collaborate & Deliver: Work with application, network, and security teams to ensure seamless integration and compliance. Support & Evolve: Provide operational support, including troubleshooting, patching, and system documentation. Required qualifications to be successful in this role You should have a proven track record in Microsoft identity and access technologies, with hands-on experience building and supporting complex environments. Success in this role requires strong technical depth, attention to detail, and the ability to work collaboratively in secure, high-stakes settings. Essential skills and experience: Extensive experience with Windows Server 2022, Active Directory, and ADFS. Strong understanding of identity federation using SAML, OAuth 2.0, and OpenID Connect. Proficiency in Single Sign-On (SSO) and Role-Based Access Control (RBAC) implementation. Familiarity with networking, virtualisation, and enterprise security principles. Experience in Defence, government, or other secure enterprise environments. Excellent communication skills and a proactive, solution-oriented mindset. Desirable: Microsoft Certified: Identity and Access Administrator Associate. PowerShell scripting and automation experience. Exposure to hybrid identity or cloud integration models. Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Cloud Security Practitioner Position Description At CGI, we secure the cloud environments that power critical national and commercial services, helping organisations operate with confidence in an evolving threat landscape. As a Cloud Security Practitioner, you will architect and implement secure-by-design cloud solutions across AWS, Azure and GCP, embedding identity, encryption and observability at the core. We combine deep technical expertise with a culture of accountability and collaboration, enabling you to shape security standards, influence platform design and deliver measurable risk reduction. Here, your insight drives resilient architectures, your innovation strengthens defences, and your growth is supported as you help us protect high-value digital ecosystems. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK 'Best Employer' by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you'll be part of an open, friendly community of experts. We'll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This is a hybrid position. Your future duties and responsibilities In this role, you will design and implement secure cloud environments across AWS, Azure and GCP, ensuring robust identity, network security and encryption controls are embedded from the outset. You will take ownership of security architecture decisions, applying Infrastructure-as-Code (Terraform, CloudFormation, ARM, Bicep, CDM) to deliver scalable, compliant and automated solutions. You will Contribute to the development of CGI's cloud security engineering accelerators, and building blocks. Working closely with platform and DevOps teams, you will integrate CNAPP, CSPM and DSPM tooling such as Wiz, Tenable, CrowdStrike, Macie and Purview to strengthen posture management and data protection. You will champion security observability, leveraging logging, monitoring, SIEM and threat detection capabilities to proactively manage cyber risk while mentoring others and advancing best practice. Required qualifications to be successful in this role Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Infrastructure Engineers Position Description At CGI, we deliver the secure, mission-critical systems that power the UK's most vital sectors, helping to safeguard national interests while driving innovation and transformation. As an Infrastructure Engineer, you will play a central role in designing, deploying, and supporting complex platforms that combine on-premises and cloud environments. This is an opportunity to apply your expertise in Kubernetes, automation, and cloud-native technologies to deliver solutions that are critical to the nation, while working in a culture that values creativity, ownership, and collaboration. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK 'Best Employer' by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you'll be part of an open, friendly community of experts. We'll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This position is available in Gloucester and London. Your future duties and responsibilities In this role, you will take responsibility for designing, building, testing, and supporting infrastructure across hybrid environments, combining on-premises and cloud platforms. You will contribute to creating secure, scalable, and automated solutions using containerisation, Infrastructure as Code, and cloud-native tooling. You will collaborate with stakeholders across multiple sites, working as part of an agile team to troubleshoot complex issues, optimise performance, and introduce new capabilities. Your role will directly support critical national security systems, where reliability, compliance, and innovation are essential. Key responsibilities include: • Design & Deploy: Build and manage infrastructure solutions across on-premises and cloud platforms (AWS, Azure, GCP). • Innovate & Automate: Implement Kubernetes-based platforms, containerisation, and Infrastructure as Code (Terraform, Ansible, CloudFormation). • Secure & Govern: Apply infrastructure security, compliance, and governance best practices. • Troubleshoot & Resolve: Analyse and solve complex infrastructure issues with a problem-solving mindset. • Monitor & Optimise: Use monitoring and observability tools such as Prometheus, Grafana, and ELK. • Collaborate & Deliver: Work across diverse stakeholders and agile teams to drive continuous improvement. Required qualifications to be successful in this role You should have at least three years' experience in infrastructure engineering, with a track record of delivering solutions across hybrid and cloud environments. Strong technical expertise combined with effective communication and collaboration skills will be key to your success. You should have experience in: • Designing, building, deploying, testing, and supporting infrastructure solutions • Deployment across on-premises and cloud environments (AWS preferred, Azure/GCP desirable) • Kubernetes architecture (pods, services, deployments, networking) and containerisation (Docker) • Platform engineering • Infrastructure as Code using Terraform, Ansible, or CloudFormation • Scripting (Python, Shell, Bash, Java, C++) • Applying infrastructure security, compliance, and governance practices • Working within agile teams and using version control tools such as Git Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Infrastructure Engineers (DV Security Clearance) Position Description Secure Innovation is part of CGI's Space, Defence and Intelligence business unit, focused primarily on the delivery of contemporary and innovative technical solutions for the our client's most challenging problems. Our teams work alongside our clients to help them understand how to exploit technologies to maintain competitive advantage. We require a Infrastructure Engineer / Architect to work as part of the Consulting Unit, on a diverse set of projects delivering on prem, cloud and niche solutions. Your future duties and responsibilities They will be working on a highly secure hyprid on-prem / cloud projects. The role is on an established fast-moving DevSecOps team, on on-prem, remote and multi-cloud infrastructure, using a multitude of technologies including CloudFormation, Ansible and Terraform, Ubuntu and Windows, VPNs, firewalls, VMs, laptops, MFA, AD, monitoring, network performance, resilience and security design, plus some integration scripting and application configuration and management. We are heavily committed to developing our staff and will provide excellent learning and development opportunities to ensure that your knowledge and skills keep pace with the evolving technology landscape. We engender a culture of innovation, collaboration and ownership; highly motivated self-starters thrive within our organisation. Although we would like candidates to have all of the mandatory requirements, we would consider high quality individuals who meet most of the criteria. Required qualifications to be successful in this role • Ideally 3 years of experience of Infrastructure engineering - design, build, deploy, test and support • Deployment across on prem and cloud infra • Kubernetes, Containerisation, Platform Engineering • Kubernetes architecture - pods, services, deployments and networking, software defined networking • Scripting, e.g. Python/Shell • Experience of Docker, including image creation, container management (including security patching) and orchestration • Infrastructure as Code using Terraform, Ansible or CloudFormation • Experience of cloud compute - AWS, GCP or Azure (primarily AWS) • GitOps tooling such as Argo CD • Infra security, compliance and governance • Familiarity with CNCF ecosystem and building platforms on top of Kubernetes • Container orchestration tools, e.g. Docker Swarm / Apache Mesos • Knowledge of Service Mesh technologies, e.g. Istio / Linkerd • Experience of monitoring tools, e.g. Prometheus, Grafana, ELK • Rounded problem-solving skills - troubleshoot and resolve complex infrastructure related issues • Strong communication and collaboration skills • Ability to work across a diverse set of stakeholders, across multiple sites • Experience with agile development methodologies and tooling such as Git Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Energy & Utilities Business Analyst Position Description The UK energy & utilities industry is going through a period of unprecedented change as the country seeks to meet its net zero ambitions and grapples with deep rooted challenges in our water sector. CGI's Energy & Utilities business is looking to grow our team with additional Business Analysts. Do you want to make an impact on the sector? Are you looking to work with high-profile clients within the UK electricity, gas and water industries? Would you like to be part of a secure, growing company with the scale and strength to take your career to the next level? As a Business Analyst you will be joining CGI's Energy & Utilities team that shapes and delivers solutions across the UK industry - working with a wide range of energy and water companies and related market participants. CGI was selected both as the "Best Very Big Company to Work for in the Technology Industry" by the Sunday Times in 2025 and one of the 'World's Best Employers' by Forbes magazine in 2024. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of talent and inspiring more everyone to pursue careers in our sector. Join us and you'll be part of an open, friendly community of experts. We'll train and support you in taking your career wherever you want it to go. Your future duties and responsibilities Your role will involve work across the full implementation life-cycle, including analysis and documentation of business and functional requirements, business process analysis, strategic solution recommendations and solution architecture, design, testing and cut-over. You will be involved in defining scope and business priorities for business changes, eliciting requirements, selecting appropriate techniques for the elicitation of detailed requirements and specifying business and system requirements. Required qualifications to be successful in this role To be successful in this role you will have worked within the UK utilities sector within one or more core business areas, undertaking business analysis activities. You will have experience of working in a project environment in addition to any operational roles. You will be familiar with Business Analysis Techniques for the modelling and understanding a business and its operation and identifying and evaluating solutions to business problems. You will have experience of one or more relevant energy & utilities industry solutions from software providers covering core business functions such as customer engagement, sales, pricing, forecasting, billing/CRM, collections, ETRM, MDMS, SCADA, network/outage management, GIS, asset management, workforce management and water quality. You will be a team player with strong communication and presentation skills and an ability to engage at all stakeholder levels. Desirable experience includes: • Experience of working as a Business or Technical Analyst in the energy & utilities industry on assignments supporting business and/or IT transformation. • Experience of current and future industry and regulatory change • Experience of business process mapping/business process re-engineering • Track record of finding innovative solutions to business challenges. • The ability to create and maintain clearly written business requirements and functional system design documentation. • The Ability to multi-task, with experience of working on various projects at any one time. Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Technical Architect (DV Security Clearance) Position Description CGI's Space, Defence, and Intelligence business unit is dedicated to delivering cutting-edge technical solutions that address the most complex challenges faced by government agencies. Our mission-critical systems are custom-built to ensure security, reliability, and innovation, helping our clients protect the nation and its people. We are currently seeking a Technical Architect to join our Secure Innovation & Advisory team, working collaboratively with clients to deliver impactful solutions. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named one of the 'World's Best Employers' by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a member not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you'll be part of an open, friendly community of experts. We'll train and support you in taking your career wherever you want it to go. This role offers an exciting opportunity to engage with groundbreaking technologies in a dynamic and rewarding environment. At CGI, we are deeply committed to the growth and development of our team members, offering extensive learning opportunities to help you stay at the forefront of an ever-evolving technology landscape. Our culture values innovation, collaboration, and ownership, making it an ideal environment for self-motivated individuals to thrive. Please note, due to the highly secure nature of the project, this role is open only to UK Nationals who hold or are eligible for HMG High-Level Clearance (HLC). While there is some flexibility for remote or hybrid work, onsite attendance at the specified location(s) will be required for secure system access. Your future duties and responsibilities • Design and deliver high-quality technical solutions. • Lead systems engineering and systems integration efforts. • Provide technical assurance for bids and proposals. Work with public cloud technologies (AWS, GCP, Azure), particularly Infrastructure as Code. • Build, lead, and mentor development teams. • Communicate effectively with both management and engineering teams. • Develop software using modern languages such as Java, Go, Python, with well-documented and standardized code. • Manage system testing and implement automated testing techniques (unit tests, integration tests, mocking/stubbing). • Deploy and develop on Linux platforms, including package management and networking configurations. • Apply modern DevOps methodologies and technologies. • Use automation/configuration management tools like Ansible. • Quickly learn and work with a wide variety of technologies. Required qualifications to be successful in this role • Able to produce high quality technical solutions and designs • Experience of systems engineering and systems integration • Experience of providing technical assurance for bids/proposals • Experience of public cloud technologies (AWS, GCP, Azure) and principles, in particular Infrastructure as Code • Experience of building, leading and mentoring development teams • Excellent interpersonal skills and able to communicate with both management and software engineers • Experience of developing using modern development languages (e.g. Java, Go, Python etc) with code written to a common standard and well-documented • Experience of System Testing and experience of automated testing - e.g. unit tests, integration tests, mocking/stubbing • Experience of using Linux as a deployment platform and day-to-day development environment - e.g. has experience of package management, networking configuration etc • Good understanding of and experience with Modern DevOps methodology and technologies • Experience of automation/configuration management (i.e. Ansible) • Experience with a wide variety of technologies, and ability and enthusiasm to learn new technologies quickly Desirable Skills: • Experience of SQL (MySQL/Oracle) and a good understanding of NoSQL Object Stores, e.g. ElasticSearch • Experience of writing RESTful web services Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Architects (Enterprise, Solution & Technical) Position Description Locations: Gloucester, Bristol, Chippenham, Reading, London, Leatherhead, Leicester, Manchester CGI was recognised in the Sunday Times Best Places to Work List 2023 and has been named one of the 'World's Best Employers' by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a member not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you'll be part of an open, friendly community of experts. We'll train and support you in taking your career wherever you want it to go. The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile delivery processes and our deep expertise across the breadth of space, defence, intelligence, aerospace and maritime, all underpinned by our end-to-end cyber capability. We work collaboratively with global technology companies, cutting edge SMEs and academia to deliver the optimal solution for each client. We are looking for experienced architects to support solutions developed with our customers. You will be joining an existing architecture team, working on innovation projects across the space and defence domains. Your future duties and responsibilities Solution Architects: You will be responsible for analysis of requirements to determine, assess and select the best solution and technology options for our clients. Day to day you will provide leadership for the delivery of the solution and provide guidance to our clients to ensure value is realised for their objectives whilst creating hands-on insight for complex solution options working alongside our development teams. You will also identify emerging risk and cost issues or opportunities and formulate responsive strategies and work with our Agile delivery teams, providing guidance, standards and constraints to ensure the objectives and quality standards of our clients are met. Technical Architects: You will leverage your technical expertise, collaborate with cross-functional teams, and ensure alignment with project goals to establish a high-performing and future-ready IT environment. Your technical acumen and strategic vision will be key to achieving success. Enterprise Architects: You will be responsible for defining and controlling the solution and system architecture (including models, decisions, validation, evolution, and delivery support), working with the customer and any subcontractors to identify, trade-off and design the overall architecture. You will also assist with the overall strategy and business chase activities, working with multiple stakeholders as well as creating high level artefacts to be delivered to the customer. Our architects work hand-in-hand with our clients teams, fostering synergy, knowledge-sharing and dynamic problem-solving. Take a leap towards architectural excellence and help us build a future that's secure and scalable. Required qualifications to be successful in this role You will have extensive experience in Enterprise, Solution or Technical architecture and have a skillset which aligns to one of the below: Ø Cloud (AWS, Azure) Ø Software Solutions (Java, C#, Python) Ø Infrastructure (Server, Storage, Networking) Ø System (Integration/Migration) Ø Data Desirable: Background within Space or Defence domains. All successful applicants must hold, or be eligible & willing to obtain, UK SC clearance with the view to progressing to higher level clearance if required. Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Security Architects (DV Security Clearance) Position Description Trusted to see the whole picture If you're ahead of the game on cyber security, systems and operations risk we can secure your career ambitions. Our Security Architects are trusted to work closely with a wide range of clients from all sectors on exciting projects with real-world purpose and impact. Whether you're a self-starter looking to test your talents, or want the opportunity to use your experience and skills, you'll find the challenges and support you need as part of one of the UK's largest cyber consultancies. Our roles are only available if you hold or fulfil the criteria to obtain the highest level of UK Security Clearance. Your future duties and responsibilities You'll join a collaborative team of more than 230 members delivering 360 security services to clients across every domain that CGI operates in, from government, defence, healthcare and utilities to banking and financial services. As a Security Architect your innovative solutions and support will secure business systems, protecting what is most valuable to our clients. You'll collaborate across enterprise architectures to produce end-to-end security designs, assisting on bids and proposals, as well as implementations and integrations. Liaising with stakeholders at all levels, you'll help build the full landscape security view that underpins systems resilience and client confidence. We need senior members who are design authorities, and junior members to work alongside them, developing their skills and understanding. Required qualifications to be successful in this role We're recruiting at all levels, so you'll have between 1 to 30+ years of experience consulting on delivering and implementing secure system design - ideally as a technical security lead for senior roles. You'll understand why security is at the centre of everything we do, and have the communication skills to persuade others, justifying secure architecture design to both technical and non-technical stakeholders. We'll also look for your experience and knowledge in: • Security standards and frameworks (MoD and HMG experiences helpful) • Cloud-based cyber security principles and architecture points • Boundary controls, network segmentation and access control • Identity and Access Management (including RBAC and A/PBAC, permissions management), • Cryptographic techniques and implementations • IT asset management and tracking • Vulnerability Management and Patching • SIEM principles, products and supporting logging infrastructure • Containerisation and virtual machine security • Delivering secure solutions against project expectations • Strong awareness of and commitment to industry best practice • Driving change in a complex environment This role requires you to hold or fulfil the criteria to obtain a UK Security Clearance Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Security Architects (DV Security Clearance) Position Description Trusted to see the whole picture If you're ahead of the game on cyber security, systems and operations risk we can secure your career ambitions. Our Security Architects are trusted to work closely with a wide range of clients from all sectors on exciting projects with real-world purpose and impact. Whether you're a self-starter looking to test your talents, or want the opportunity to use your experience and skills, you'll find the challenges and support you need as part of one of the UK's largest cyber consultancies. Our roles are only available if you hold or fulfil the criteria to obtain a UK Security Clearance. Your future duties and responsibilities You'll join a collaborative team of more than 230 members delivering 360 security services to clients across every domain that CGI operates in, from government, defence, healthcare and utilities to banking and financial services. As a Security Architect your innovative solutions and support will secure business systems, protecting what is most valuable to our clients. You'll collaborate across enterprise architectures to produce end-to-end security designs, assisting on bids and proposals, as well as implementations and integrations. Liaising with stakeholders at all levels, you'll help build the full landscape security view that underpins systems resilience and client confidence. We need senior members who are design authorities, and junior members to work alongside them, developing their skills and understanding. Required qualifications to be successful in this role We're recruiting at all levels, so you'll have between 1 to 30+ years of experience consulting on delivering and implementing secure system design - ideally as a technical security lead for senior roles. You'll understand why security is at the centre of everything we do, and have the communication skills to persuade others, justifying secure architecture design to both technical and non-technical stakeholders. We'll also look for your experience and knowledge in: • Security standards and frameworks (MoD and HMG experiences helpful) • Cloud-based cyber security principles and architecture points • Boundary controls, network segmentation and access control • Identity and Access Management (including RBAC and A/PBAC, permissions management), • Cryptographic techniques and implementations • IT asset management and tracking • Vulnerability Management and Patching • SIEM principles, products and supporting logging infrastructure • Containerisation and virtual machine security • Delivering secure solutions against project expectations • Strong awareness of and commitment to industry best practice • Driving change in a complex environment This role requires you to hold or fulfil the criteria to obtain a Higher level UK Security Clearance Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Cloud Engineers (DV Security Clearance) Position Description CGI was recognised in the Sunday Times Best Places to Work List 2025 and named one of the World's Best Employers by Forbes. We offer a competitive salary, excellent pension, private healthcare, and a share scheme (3.5% + 3.5% matching) - making you a member, not just an employee. We are committed to inclusivity and building a genuinely diverse community of tech talent. We proudly hold a Gold Award for our support of the Armed Forces Corporate Covenant. The Space, Defence and Intelligence (SDI) business unit is a true IT Systems Integrator. We design, build, and operate bespoke, technically complex, mission-critical systems that help keep the UK safe and secure. Our work spans space, defence, intelligence, aerospace, and maritime domains, underpinned by strong cyber capability and close collaboration with global technology partners, SMEs, and academia. Our roles are only available if you hold a UK Security Clearance and are a sole UK National due to the secure nature of the project. You will either hold a higher level clearance or be willing to obtain it. Any individual without security clearance is welcome to apply and will always be considered for this or wider opportunities in CGI, where appropriate. We are expanding our cloud engineering capability to support: Large-scale cloud transformation and migration programmes The build and operation of secure, multi-cloud platforms Highly regulated, mission-critical environments You will join a collaborative, hands-on engineering culture with strong support for learning, certification, and career development. Your future duties and responsibilities Depending on your background and interests, you will focus on one or more of the following areas: Cloud Migration & Platform Engineering Execute lift-and-shift migrations of legacy and enterprise applications into cloud environments Collaborate with infrastructure, application, security, and operations teams to ensure migration readiness Identify and resolve technical issues impacting cloud transitions Support light cloud architecture decisions aligned with best practices and legacy constraints Document migration approaches, challenges, and lessons learned Mentor team members developing cloud migration skills Secure Cloud & Infrastructure Engineering Build, deploy, and manage secure cloud platforms across AWS, Google Cloud Platform, and Azure Develop and maintain Infrastructure as Code using tools such as Terraform, CloudFormation, ARM, or Deployment Manager Administer Linux and Windows systems in cloud and hybrid environments Design and support containerised platforms using Docker, Kubernetes, or OpenShift Work with identity, endpoint, and collaboration services (e.g. M365, Intune, Entra, Google Workspace) Troubleshoot complex platform, networking, and security issues Required qualifications to be successful in this role Strong background in cloud or software engineering Hands-on experience with AWS (GCP and/or Azure also desirable) Understanding of networking, security, and hybrid cloud architectures Experience with virtualisation and/or containerisation Proven troubleshooting and problem-solving skills Passion for learning and working with emerging technologies Desirable Experience with lift-and-shift or cloud migration projects Infrastructure as Code (Terraform, CloudFormation, ARM, Deployment Manager) Scripting or automation (Python, Bash, PowerShell) Software development experience (Java, Kotlin, Python, JavaScript, C#, C++) Cloud certifications (AWS, GCP, Azure) Knowledge of PKI, TLS, ITIL, or Agile delivery environments Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Security Architects Position Description Trusted to see the whole picture If you're ahead of the game on cyber security, systems and operations risk we can secure your career ambitions. Our Security Architects are trusted to work closely with a wide range of clients from all sectors on exciting projects with real-world purpose and impact. Whether you're a self-starter looking to test your talents, or want the opportunity to use your experience and skills, you'll find the challenges and support you need as part of one of the UK's largest cyber consultancies. Our roles are only available if you hold or fulfil the criteria to obtain a UK Security Clearance. Your future duties and responsibilities You'll join a collaborative team of more than 230 members delivering 360 security services to clients across every domain that CGI operates in, from government, defence, healthcare and utilities to banking and financial services. As a Security Architect your innovative solutions and support will secure business systems, protecting what is most valuable to our clients. You'll collaborate across enterprise architectures to produce end-to-end security designs, assisting on bids and proposals, as well as implementations and integrations. Liaising with stakeholders at all levels, you'll help build the full landscape security view that underpins systems resilience and client confidence. We need senior members who are design authorities, and junior members to work alongside them, developing their skills and understanding. Required qualifications to be successful in this role You will have experience consulting on delivering and implementing secure system design - ideally as a technical security lead for senior roles. You'll understand why security is at the centre of everything we do, and have the communication skills to persuade others, justifying secure architecture design to both technical and non-technical stakeholders. We'll also look for your experience and knowledge in: • Security standards and frameworks (MoD and HMG experiences helpful) • Cloud-based cyber security principles and architecture points • Boundary controls, network segmentation and access control • Identity and Access Management (including RBAC and A/PBAC, permissions management), ZTA • Cryptographic techniques and implementations • IT asset management and tracking • Vulnerability Management and Patching • SIEM principles, products and supporting logging infrastructure • Containerisation and virtual machine security • Delivering secure solutions against project expectations • Strong awareness of and commitment to industry best practice • Driving change in a complex environment Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.

Infrastructure Engineers Position Description CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named one of the 'World's Best Employers' by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector. CGI's Space, Defence and Intelligence business unit, focuses primarily on the delivery of contemporary and innovative technical solutions for the government agencies most challenging problems. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We are currently looking for an experienced infrastructure engineers to join our cross-functional team who, in partnership with our clients, will help define, guide and assure the delivery of integrated solutions. The role offers fantastic opportunities to work within an interesting and highly rewarding environment. We are heavily committed to developing our members and provide excellent learning and development opportunities to ensure that your knowledge and skills keep pace with the evolving technology landscape. We engender a culture of innovation, collaboration and ownership; highly motivated self-starters thrive within our organisation. Although we would like candidates to have all the skills we need, we would consider high quality individuals who meet most of the criteria. Due to the secure nature of this project, this role requires candidates to either already hold, or be eligible to obtain, a high level of UK Security Clearance. To meet the eligibility criteria for this clearance, applicants must be sole British nationals, have been resident in the UK for the past 10 years, and must not have spent more than 28 consecutive days outside the UK within the last five years. Individuals who do not currently hold clearance are still encouraged to apply and will be considered both for this position and for other suitable opportunities within CGI where appropriate. This role is primarily based on a secure client site and requires attendance on site five days per week due to the sensitive nature of the work and the systems involved. While the position is predominantly site-based, there may be occasional flexibility where business needs and security constraints allow. Any such arrangements would be agreed in advance with the project team. Your future duties and responsibilities • Design, implement, and manage complex network architectures, including LAN, WAN, and cloud-based systems. • Monitor network performance, troubleshoot issues, and optimize network resources to ensure high availability and security. • Configure and maintain firewalls, routers, switches, and VPNs in compliance with security policies. • Oversee the installation, configuration, and maintenance of storage solutions, including SAN, NAS, and backup systems. • Ensure data integrity, availability, and security through regular backups, disaster recovery planning, and storage optimization. • Implement and manage storage policies, quotas, and replication to ensure efficient and secure data management. • Install, configure, and maintain Windows Server environments, including Active Directory, Group Policy, DNS, DHCP, and other core services. • Perform regular patch management, software updates, and system upgrades to maintain security and performance standards. • Manage user accounts, permissions, and access controls in accordance with organizational security policies. Required qualifications to be successful in this role • Proven experience in one or more areas of infrastructure management: network, storage, or Windows Server. • Ability to think outside the box and solve complex technical challenges. Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. You'll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team-one of the largest IT and business consulting services firms in the world.