290 jobs found

Principal Software Engineer Edinburgh 12-Month Contract Paying up to 87p/h (Inside IR35) Please note - due to the nature of the work, you will need to hold or be eligible to obtain a high level of UK Security clearance - please only apply if suitable Key Responsibilities: Create and deliver software solutions within a defined work package area, ensuring that the package meets all stakeholder requirements Establish and mature stakeholder needs, associating/attributing priority, interest, influence and trading-off needs to determine optimum capability to solve stakeholders? problems Create high quality and robust code; for fully documenting and recording your work products; keeping them under configuration management and providing plans and reports on progress to your line manager Work closely with internal and external stakeholders to ensure architecture alignment with other elements of the programme. Ensure the application of appropriate tools / techniques for test equipment design by the team, providing advice in own area of expertise Resolve emerging issues by proposing and driving through solutions, escalating more complex risks and supporting definition of opportunities and risk mitigation options Foster relationships and networks within and outside the line of business, actively seeking out opportunities and promoting a culture for the adoption of best practices Develop, coach, mentor, teach, and upskill other engineers in the wider application of engineering Required Skillset: Experience in designing solutions using C and NI LabWindows /CVI Have experience with TestStand Developing Low-Level Drivers Developing software for test system environments Developing software within a development process framework Experience in Agile development and Atlassian toolset Familiarity with configuration management tools, defect tracking and peer review Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited ("ARM"). ARM is a specialist talent acquisition and management consultancy. We provide technical contingency recruitment and a portfolio of more complex resource solutions. Our specialist recruitment divisions cover the entire technical arena, including some of the most economically and strategically important industries in the UK and the world today. We will never send your CV without your permission. Where the role is marked as Outside IR35 in the advertisement this is subject to receipt of a final Status Determination Statement from the end Client and may be subject to change.

Architect complex systems, owning technical decisions, and crafting Python-powered solutions that make a real impact to customers Principal Python Software Engineer Hybrid - commutable distance of the Southampton area Circa 65k + Up to 15% Bonus The Role As a Principal Python Software Engineer, you'll join an Agile team united by curiosity, collaboration, and the belief that great technology can truly make a difference. You'll work with Python, AWS, and MariaDB to design and develop systems that keep pace with fast-moving business needs. Make key architectural decisions, drive technical strategy, and lead the engineering evolution of a platform used across the organisation. You'll also play a central role in coaching and mentoring engineers, helping to build a culture where innovation thrives and quality is non-negotiable. As our product team grows, you'll have the opportunity to step into leadership, guiding the next generation of engineering talent. This role would suit with: Python, AWS, and modern development practices Experience of steering architectural decisions and elevating engineering standards. Mentoring experience Agile / Scrum Current tech stack includes: Python AWS Docker MariaDB Jira Azure DevOps Agile This Principe Python Software Engineer role is paying circa 65k with benefits including, 15% Bonus, 25 days holiday, enhanced pension, onsite gym, Car Scheme, healthcare scheme and more. Apply now or contact Chris Lynes at Spectrum IT for more information. Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.

Principal Network Architect As a Principal Network Architect , you will be a trusted advisor, technical authority, and strategic partner to our clients. You will lead the design of complex, secure, and scalable network architectures, translating business requirements into robust technical solutions. This role combines technical leadership, solution architecture, consultancy, and pre-sales engagement, requiring a strong ability to operate at both strategic and hands-on levels. You will work closely with customers, sales, delivery teams, engineering functions, and senior stakeholders-guiding engagements from initial concept through to detailed design, delivery oversight and operational readiness. Key Responsibilities Client Engagement & Consultancy Operate as a trusted advisor for key clients and prospective customers (new logos). Engage with stakeholders from C-level executives to technical engineering teams , translating complex technical and business requirements into high-level and detailed technical architectures. Provide expert consultancy on network strategy, transformation roadmaps, best practices, and emerging technologies. Build strong, long-term relationships that support account growth and customer satisfaction. Technical Leadership & Architecture Act as the Design Authority across major programmes, owning the end-to-end technical vision from inception through transition to operations. Architect network solutions across environments of varying scale-from small to mid-sized infrastructures through to highly complex, large-scale enterprise and multi-site architectures-covering LAN/WAN, Wireless, routing, switching, SDN, and security technologies. Ensure all designs are scalable, resilient, secure, and aligned to customer requirements, technical strategy, and industry best practices Lead creation of high-quality architectural documentation, including HLA, HLD, LLD, standards, and design patterns. Ensure designs align with industry best practices, compliance requirements, and customer governance processes. Pre-Sales, Bids & Commercial Support Partner with the Sales team during pre-sales engagements to define solutions, scope opportunities, and support commercial proposition development. Lead technical responses for Tenders, IITs, and RFPs , including architecture design, technical writing, risk identification, and pricing model support. Present proposed solutions to senior client stakeholders with clarity, confidence, and technical authority. Collaboration & Delivery Oversight Work alongside multi-disciplinary delivery teams, providing leadership, technical guidance, and assurance during implementation phases. Support project managers and engineering teams to ensure solutions are delivered in line with architectural intent and to the highest quality. Contribute to internal knowledge sharing, capability development, and practice maturity across the organisation. Contribute to the identification, design, and development of innovative internal products, frameworks, and service offerings that enhance CACI's strategic advantage, improve delivery efficiency, and support growth across key market sectors. Technology Coverage Across a broad and evolving technology landscape, including: Enterprise LAN/WAN, SD-WAN, SDA and Wireless architectures Data Centre end to end solutions Routing & switching technologies Network Security, Firewalls, Zero Trust, SASE/SSE Software-defined networking solutions Cloud networking (AWS/Azure/GCP/OCI) - highly desirable Automation, orchestration & Infrastructure-as-Code - desirable What We're Looking For Technical & Professional Expertise Proven experience designing and delivering large-scale network and security solutions across enterprise or service provider environments. Deep understanding of network architecture principles, high availability design, routing protocols, segmentation, security architectures, and cloud networking. Experience acting as the final technical authority or Design Authority on complex engagements. Strong background in pre-sales, tender responses, and solution shaping . Ability to clearly articulate complex technical concepts to non-technical audiences and senior stakeholders. Consultancy & Communication Excellent interpersonal, written, and verbal communication skills-capable of producing well-structured technical documentation and delivering impactful presentations. Ability to engage with business stakeholders and end-users to diagnose issues, propose solutions, and provide strategic recommendations. Comfortable representing the organisation independently, with a focus on delivering outstanding customer experiences. Ways of Working Demonstrably collaborative approach when working with sales, engineering, and delivery functions. Self-sufficient, proactive, and comfortable working in high-pressure environments. Experience working within Agile/Scrum, Waterfall, and hybrid project delivery methodologies. Strong commitment to continuous learning and staying ahead of industry advancements. Desirable Certifications & Skills (Certifications not required but advantageous) CCNP/CCIE, JNCIP/JNCIE, or equivalent expert-level certifications Security vendor certifications from platforms such as Fortinet (NSE), Palo Alto (PCNSE/PCNSA), Cisco Security (CCNP Security/CCIE Security), and Check Point (CCSA/CCSE). Cloud certifications (AWS/Azure/GCP/OCI) Strong understanding of structured delivery and operational frameworks (ITIL, PRINCE2, AgilePM, or similar project/service management certifications) Experience with automation tools (Python, Ansible, Terraform, etc.)

CACI Network Services is a rapidly expanding specialist IT and Networks consultancy offering a wide variety of opportunities to work within challenging and exciting environments with our major clients in Global Media, Banking, Government, Telecoms & Utilities. As a Principal Network Architect, you will be a trusted advisor, technical authority, and strategic partner to our clients. You will lead the design of complex, secure, and scalable network architectures, translating business requirements into robust technical solutions. This role combines technical leadership, solution architecture, consultancy, and pre-sales engagement, requiring a strong ability to operate at both strategic and hands-on levels. You will work closely with customers, sales, delivery teams, engineering functions, and senior stakeholders-guiding engagements from initial concept through to detailed design, delivery oversight and operational readiness. Key Responsibilities Client Engagement & Consultancy Operate as a trusted advisor for key clients and prospective customers (new logos). Engage with stakeholders from C-level executives to technical engineering teams, translating complex technical and business requirements into high-level and detailed technical architectures. Provide expert consultancy on network strategy, transformation roadmaps, best practices, and emerging technologies. Build strong, long-term relationships that support account growth and customer satisfaction. Technical Leadership & Architecture Act as the Design Authority across major programmes, owning the end-to-end technical vision from inception through transition to operations. Architect network solutions across environments of varying scale-from small to mid-sized infrastructures through to highly complex, large-scale enterprise and multi-site architectures-covering LAN/WAN, Wireless, routing, switching, SDN, and security technologies. Ensure all designs are scalable, resilient, secure, and aligned to customer requirements, technical strategy, and industry best practices Lead creation of high-quality architectural documentation, including HLA, HLD, LLD, standards, and design patterns. Ensure designs align with industry best practices, compliance requirements, and customer governance processes. Pre-Sales, Bids & Commercial Support Partner with the Sales team during pre-sales engagements to define solutions, scope opportunities, and support commercial proposition development. Lead technical responses for Tenders, IITs, and RFPs, including architecture design, technical writing, risk identification, and pricing model support. Present proposed solutions to senior client stakeholders with clarity, confidence, and technical authority. Collaboration & Delivery Oversight Work alongside multi-disciplinary delivery teams, providing leadership, technical guidance, and assurance during implementation phases. Support project managers and engineering teams to ensure solutions are delivered in line with architectural intent and to the highest quality. Contribute to internal knowledge sharing, capability development, and practice maturity across the organisation. Contribute to the identification, design, and development of innovative internal products, frameworks, and service offerings that enhance CACI's strategic advantage, improve delivery efficiency, and support growth across key market sectors. Technology Coverage Across a broad and evolving technology landscape, including: Enterprise LAN/WAN, SD-WAN, SDA and Wireless architectures Data Centre end to end solutions Routing & switching technologies Network Security, Firewalls, Zero Trust, SASE/SSE Software-defined networking solutions Cloud networking (AWS/Azure/GCP/OCI) - highly desirable Automation, orchestration & Infrastructure-as-Code - desirable What We're Looking For Technical & Professional Expertise Proven experience designing and delivering large-scale network and security solutions across enterprise or service provider environments. Deep understanding of network architecture principles, high availability design, routing protocols, segmentation, security architectures, and cloud networking. Experience acting as the final technical authority or Design Authority on complex engagements. Strong background in pre-sales, tender responses, and solution shaping . Ability to clearly articulate complex technical concepts to non-technical audiences and senior stakeholders. Consultancy & Communication Excellent interpersonal, written, and verbal communication skills-capable of producing well-structured technical documentation and delivering impactful presentations. Ability to engage with business stakeholders and end-users to diagnose issues, propose solutions, and provide strategic recommendations. Comfortable representing the organisation independently, with a focus on delivering outstanding customer experiences. Ways of Working Demonstrably collaborative approach when working with sales, engineering, and delivery functions. Self-sufficient, proactive, and comfortable working in high-pressure environments. Experience working within Agile/Scrum, Waterfall, and hybrid project delivery methodologies. Strong commitment to continuous learning and staying ahead of industry advancements. Desirable Certifications & Skills (Certifications not required but advantageous) CCNP/CCIE, JNCIP/JNCIE, or equivalent expert-level certifications Security vendor certifications from platforms such as Fortinet (NSE), Palo Alto (PCNSE/PCNSA), Cisco Security (CCNP Security/CCIE Security), and Check Point (CCSA/CCSE). Cloud certifications (AWS/Azure/GCP/OCI) Strong understanding of structured delivery and operational frameworks (ITIL, PRINCE2, AgilePM, or similar project/service management certifications) Experience with automation tools (Python, Ansible, Terraform, etc.) Training CACI Network Services develops individuals through a portfolio of training and development options such as certified training courses, workshops, technical conferences, boot camps, on-line training and much more. You will have the opportunity to work on some of the most advanced networking hardware in the industry as well as development of your abilities and talents to become one of the best in the field. Flexibility The key to our success is our teamwork and collaboration. We take a hybrid approach - working remotely and coming into the office depending on the business demand and collaboration required as part of the delivery process. Benefits Competitive salary Target based commission package Matched pension contributions up to 5% Life Insurance Personal Accident Insurance Private Health Insurance from 2nd anniversary Sickness & Disability income protection from 3rd anniversary On site gym membership at our Kensington Office. Equal opportunities CACI is proud to be an equal employer. Embracing the diversity of our people, we are on a journey to build a truly inclusive work environment where no one is treated less favourably due to ethnic origin, age, gender, veteran status, religion or belief, sexual orientation, marital status, and disability or health condition, actively working to prevent discrimination. As a Disability Confident employer, we will: Provide reasonable adjustments in the recruitment process where requested (contact a member of the recruitment team on to discuss individual requirements further). Offer people with health conditions and disabilities, meeting the minimum criteria for a role, an interview. Our people are unique, and we encourage, and support them, to be confident in contributing to our inclusion journey.

Software Engineer - Backend London (Occasional travel) Salary: Up to £85k + Benefits An established, global technology business within the hospitality-tech industry is seeking an accomplished Principal Software Engineer to lead the design and delivery of next-generation digital solutions. This is an opportunity to shape greenfield projects from the ground up - architecting scalable, data-driven systems that empower venues to deliver seamless guest experiences and drive long-term innovation. What will I be doing? Lead the technical vision and architectural direction across complex Back End systems, ensuring scalability, reliability, and performance. Partner closely with engineering leadership to define best practices, coding standards, and long-term technical strategy. Design, develop, and oversee the delivery of robust, production-grade software built using Python, Django, Cloud Firestore, BigQuery, and Elasticsearch. Mentor and guide engineers at all levels, fostering a culture of technical excellence and continuous improvement. Collaborate with cross-functional teams - including product, data, and design - to deliver innovative solutions that directly impact customer success. Evaluate and implement emerging technologies that enhance system performance and developer productivity. Take ownership of mission-critical initiatives, balancing technical depth with business priorities to deliver scalable, maintainable solutions. What do I need to be successful? Degree in Computer Science or equivalent hands-on experience. 3+ years' experience in Back End software development, including several years in a senior or principal-level engineering role. Expertise in Python (or a similar Back End language), with proven experience designing distributed systems, APIs, and microservices at scale. Deep understanding of software architecture, cloud infrastructure (Google Cloud, AWS, or Azure), and modern DevOps practices. Strong knowledge of data structures, algorithms, and system design principles. Demonstrated experience influencing technical direction across teams and driving alignment on complex engineering decisions. Passion for delivering elegant, high-performance software and solving complex technical challenges that impact real users. We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation or age.

SRT Marine Systems plc (SRT) is a market leader in the domain of international marine surveillance technology and systems. We are a respected, established, and an ambitious multi-national company headquartered in the UK with a global customer base. The company has a worldwide impact in the marine sector by leading the next generation of Maritime Domain Awareness technologies "MDA", products, and systems that significantly enhance security, safety, environmental protection, and sustainability. Our customers are global and range from the largest national coast guards to individual vessel owners. SRT is an exciting company where high-quality results are rewarded. We are ambitious and constantly seek to innovate in order to deliver better products and services to our customers. We strive to make SRT a rewarding and challenging place to work, where talented, hard-working individuals have the opportunity to make a real impact across the marine industry. Role overview of our UX/UI Designer As a UX/UI Designer here with us at SRT, you will be someone with strong UX thinking, solid visual design skills, and experience delivering end-to-end design work, from research and wireframes through to polished UI. We're looking for a UX/UI Designer to help shape the user experience across our desktop, web, and mobile applications. You'll work closely with our Design, Product, and Engineering teams. In this role you will be at home using Figma with experience contributing to and scaling component-based design systems and have a thorough understanding of atomic design principals. Comfortable articulating your design decisions to your team members and stakeholders alike. This is a great opportunity to enhance your skills while working on complex, real-world software products. The role of UX/UI Designer role is a hybrid working position based from our Cardiff office, you will be required to attend office 1 day per week as per the team's requirements. UX/UI Designer - Responsibilities (not exhaustive): Take end-to-end ownership of designing new features and product improvements, from concept through to delivery across our software platforms for web and mobile Help maintain and evolve our design system, patterns, and UI guidelines Prototype and test ideas to validate solutions Contribute ideas to continuously improve our user experience UX/UI Designer - Required Skills and Experience ESSENTIAL - Highly experienced with Figma ESSENTIAL - You must have an online portfolio Provide link to this in your application Strong working knowledge of Photoshop and Illustrator Experienced in taking complex problems and simplifying them into intuitive user interfaces Proven ability to manage end-to-end design processes for mobile and web, including developer handoff Understanding of UX/UI principles and usability best practices Experience working in an agile environment is beneficial Company Benefits Highly Competitive Salary and Pension Hybrid Working Development opportunities SRT Marine Systems plc are an equal opportunity employer. We are committed to creating an inclusive working environment for all employees and actively encourage applications from all sectors of the community.

Due to progression, this role exists to replace a senior engineer within a well-established software company operating in the highly regulated energy sector. Senior Python Software Engineer Circa 56,000 + up to 15% bonus Hybrid (2 days per week in Oxford) The software you'll work on is business critical. It must be reliable, auditable, and able to stand up to regulatory scrutiny. That shapes how engineering is done here: considered design, well-tested code, and a focus on doing things properly rather than quickly. If you're a Python engineer ready to take on more responsibility, mentor others, and work in an environment where engineering discipline matters, this role is designed for you. What you'll be working on You'll join a software-led organisation, contributing to the design, development, and ongoing improvement of commercial systems used within a regulated energy environment. Your work will include: Building and maintaining Python-based services and applications Writing clear, well-tested, and maintainable code Contributing to design decisions and agreed technical standards Reviewing code and helping raise engineering quality across the team Supporting reliable releases in a cloud-hosted environment You'll report directly to a Principal Software Engineer and work alongside experienced engineers who value clarity, quality, and pragmatic problem-solving. What "senior" means here This is not a people-management role. Seniority is demonstrated through: Sound technical judgement Ownership of complex pieces of work Mentoring and supporting less-experienced engineers Leading by example in code quality, testing, and delivery It's well suited to someone who may not yet hold a senior title, but is already operating at that level and ready to step up. Essential experience Commercial experience developing software with Python Experience building and maintaining production systems A strong approach to testing and code quality Experience working in a cloud environment AWS Working pattern and location Hybrid role with 2 days per week onsite Office location: Oxford Salary and benefits Circa 56,000 base salary Bonus up to 15% (personal and company performance) 25 days' annual leave plus bank holidays Pension scheme (4% employer contribution when you contribute 5%) Health care scheme (including dental and eye care) EV car scheme (terms apply) Free onsite gym Employee Assistance Programme and wellbeing support Paid volunteering day each year Interested? If you're a Python engineer looking to step into a senior-level role, working on meaningful software in a regulated environment, this is worth a conversation. Apply directly or contact Chris Lynes at Spectrum IT Recruitment for a confidential discussion. Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.

Have you had a career break of 12+ months? Do you have 5+ years of commercial experience in industry? Are you ready to re-join the workforce with training and career coaching included? Then you'll want to hear about the UK's leading Returners Programme and how it helps 100+ returners restart their careers every year. Our Returners Programme is specifically designed to support professionals returning to work after a career break. Having restarted over 500 careers since 2016, our Returners Team are here to support you through every stage of the journey, ensuring you have the confidence, skills and opportunity to step back into a successful and rewarding career in business or technology. FDM is a business and technology consultancy that services the industry across five core specialisms. Each of our Practices provides our Returners with a career path in their most suited field, so we can help you develop and build on your previous skills and experience across multiple capabilities. The FDM Practices Software Engineering Change & Transformation IT Operations Data & Analytics Risk, Regulation & Compliance You'll join FDM as a Consultant and provide services to our clients relating to your field and Practice. There are progression opportunities towards Principal Consultant level and the opportunity to explore diverse roles and assignments for a range of global companies in your return to the workforce. Ready to launch the next phase of your career? At FDM, we find driven people from diverse backgrounds. Dedicated to your continuous growth, we offer a non-linear career journey with our Skills Lab helping guide you to the future you want. Your skillsets will grow. Clients will value your increased expertise. And your career will thrive exponentially. Minimum qualifications Looking to return to work after a break in your career of 1+ year At least 5 years of previous commercial industry experience A strong aptitude and interest in business and technology Commitment to at least two years of full-time employment with FDM The right to work in the UK Why join us? Career coaching, mentoring and access to upskilling throughout your entire FDM career Initial upskilling pre-assignment that has been accredited by TechSkills Assignments with global companies and opportunities to work abroad Opportunity to obtain certifications from Microsoft, Salesforce, Cisco and more Access to the Buy As You Earn share scheme We are a business and technology consultancy and one of the UK's leading employers, recruiting the brightest talent to become the innovators of tomorrow. We have centres across Europe, North America and Asia-Pacific, and a global workforce of over 2,500 employees. FDM has shown exponential growth throughout the years, firmly establishing itself as an award-winning employer and is listed on the FTSE4Good Index. Diversity and Inclusion FDM Group is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, colour, religion, sex, sexual orientation, national origin, age, disability, veteran status or any other status protected by federal, provincial or local laws.

Have you had a career break of 12+ months? Do you have 5+ years of commercial experience in industry? Are you ready to re-join the workforce with training and career coaching included? Then you'll want to hear about the UK's leading Returners Programme and how it helps 100+ returners restart their careers every year. Our Returners Programme is specifically designed to support professionals returning to work after a career break. Having restarted over 500 careers since 2016, our Returners Team are here to support you through every stage of the journey, ensuring you have the confidence, skills and opportunity to step back into a successful and rewarding career in business or technology. FDM is a business and technology consultancy that services the industry across five core specialisms. Each of our Practices provides our Returners with a career path in their most suited field, so we can help you develop and build on your previous skills and experience across multiple capabilities. The FDM Practices Software Engineering Change & Transformation IT Operations Data & Analytics Risk, Regulation & Compliance You'll join FDM as a Consultant and provide services to our clients relating to your field and Practice. There are progression opportunities towards Principal Consultant level and the opportunity to explore diverse roles and assignments for a range of global companies in your return to the workforce. Ready to launch the next phase of your career? At FDM, we find driven people from diverse backgrounds. Dedicated to your continuous growth, we offer a non-linear career journey with our Skills Lab helping guide you to the future you want. Your skillsets will grow. Clients will value your increased expertise. And your career will thrive exponentially. Minimum qualifications Looking to return to work after a break in your career of 1+ year At least 5 years of previous commercial industry experience A strong aptitude and interest in business and technology Commitment to at least two years of full-time employment with FDM The right to work in the UK Why join us? Career coaching, mentoring and access to upskilling throughout your entire FDM career Initial upskilling pre-assignment that has been accredited by TechSkills Assignments with global companies and opportunities to work abroad Opportunity to obtain certifications from Microsoft, Salesforce, Cisco and more We are a business and technology consultancy and one of the UK's leading employers, recruiting the brightest talent to become the innovators of tomorrow. We have centres across Europe, North America and Asia-Pacific, and a global workforce of over 2,500 employees. FDM has shown exponential growth throughout the years, firmly establishing itself as an award-winning employer and is listed on the FTSE4Good Index. Diversity and Inclusion FDM Group is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, colour, religion, sex, sexual orientation, national origin, age, disability, veteran status or any other status protected by federal, provincial or local laws.

Have you had a career break of 12+ months? Do you have 5+ years of commercial experience in industry? Are you ready to re-join the workforce with training and career coaching included? Then you'll want to hear about the UK's leading Returners Programme and how it helps 100+ returners restart their careers every year. Our Returners Programme is specifically designed to support professionals returning to work after a career break. Having restarted over 500 careers since 2016, our Returners Team are here to support you through every stage of the journey, ensuring you have the confidence, skills and opportunity to step back into a successful and rewarding career in business or technology. FDM is a business and technology consultancy that services the industry across five core specialisms. Each of our Practices provides our Returners with a career path in their most suited field, so we can help you develop and build on your previous skills and experience across multiple capabilities. The FDM Practices Software Engineering Change & Transformation IT Operations Data & Analytics Risk, Regulation & Compliance You'll join FDM as a Consultant and provide services to our clients relating to your field and Practice. There are progression opportunities towards Principal Consultant level and the opportunity to explore diverse roles and assignments for a range of global companies in your return to the workforce. Ready to launch the next phase of your career? At FDM, we find driven people from diverse backgrounds. Dedicated to your continuous growth, we offer a non-linear career journey with our Skills Lab helping guide you to the future you want. Your skillsets will grow. Clients will value your increased expertise. And your career will thrive exponentially. Minimum qualifications Looking to return to work after a break in your career of 1+ year At least 5 years of previous commercial industry experience A strong aptitude and interest in business and technology Commitment to at least two years of full-time employment with FDM The right to work in the UK Why join us? Career coaching, mentoring and access to upskilling throughout your entire FDM career Initial upskilling pre-assignment that has been accredited by TechSkills Assignments with global companies and opportunities to work abroad Opportunity to obtain certifications from Microsoft, Salesforce, Cisco and more We are a business and technology consultancy and one of the UK's leading employers, recruiting the brightest talent to become the innovators of tomorrow. We have centres across Europe, North America and Asia-Pacific, and a global workforce of over 2,500 employees. FDM has shown exponential growth throughout the years, firmly establishing itself as an award-winning employer and is listed on the FTSE4Good Index. Diversity and Inclusion FDM Group is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, colour, religion, sex, sexual orientation, national origin, age, disability, veteran status or any other status protected by federal, provincial or local laws.

Our client, a leader in the Defence & Security sector, is seeking a Principal Software & Hardware Assurance Practitioner to join their team. This is a permanent role offering a hybrid working pattern with locations in Malvern, Farnborough, Bristol or Boscombe Down. As a key contributor to national security programmes, you will impact the future of defence technology by ensuring the safety and performance of complex systems. Key Responsibilities: Leading the assurance of hardware processes in line with CEH Safety Standards (e.g., DO-254, BS EN 61508-02) at the appropriate integrity level. Assessing CEH systems in accordance with High Integrity Software safety standards. Conducting audits and reviews as lead auditor and technical reviewer. Evaluating software and hardware lifecycle artefacts against relevant standards. Mentoring project teams and supporting high-quality technical delivery. Attending customer meetings and workshops across the UK and Europe. Job Requirements: Experience as a technical assessor or strong software/aviation engineering background. Excellent communication skills and a pragmatic, solution-focused mindset. SME-level understanding of high-integrity hardware development (VHDL). Knowledge of hardware chipsets (FPGA, ASIC, PLC). Strong understanding of hardware lifecycles and engineering processes. Experience working with CEH standards (DO-254, EN 61508-2). A relevant technical degree (Computer Science, Maths, Engineering, or equivalent) or extensive technical experience demonstrating equivalent capability. Benefits: Matched-contribution pension scheme with life assurance. Generous annual leave plus the option to buy additional days. Health Cash Plan, PMI and Dental options. Employee discount portal (insurance, restaurants, cinema & more). Support for the Armed Forces community - Gold Award holder. Volunteering opportunities to support local communities. If you are a professional with experience in hardware and software assurance in the Defence & Security sector, we would love to hear from you. Apply now to join our client's innovative and supportive team.

Job Title: Principal Systems Engineer Location: Chelmsford - Great Baddow, Hybrid, 3 days weekly onsite We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available' Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role at the forefront of real world demands in the defence industry. Alongside ensuring operational excellence for our existing products, there will be the opportunity to develop next generation radar products to counter emerging threats and contribute to our strategy for new technology. Your new day-to-day will be exciting and diverse by applying the principles of Systems Engineering across the entire engineering development lifecycle as you join in developing radar systems used by those who serve and protect us. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you'll be doing: You will develop innovative solutions to complex and emerging technical challenges within advanced radar systems, applying broad systems engineering expertise to guide design, resolve issues and ensure technical rigour. Your role includes performing detailed system analysis , managing design trade offs and leading the decomposition and governance of requirements using approved toolsets such as IBM DOORS Next. Acting as a central technical authority, you will drive system level decision making, lead analytical activities and mentor team members while collaborating with multidisciplinary specialists to shape integrated design solutions. You will also direct system integration, oversee test planning and execution, and define acceptance strategies that clearly demonstrate system performance across diverse operational scenarios to stakeholders. Core duties: You'll be experienced in systems design, integration & test You'll have an understanding of Systems and Product lifecycles from concept through to delivery You'll have an understanding of a range of Engineering disciplines (Software, Mechanical, Electrical) You'll have an understanding of Radar Systems is desirable, although not essential if other complementary skills demonstrate a capacity to understand new technologies quickly and effectively You'll hold good inter-personal skills with the ability to communicate to all levels within the organisation and externally You'll be experienced of presenting both technical and non-technical information in a formal setting You'll hold a degree (or equivalent) qualified in an engineering or science discipline The Radar Systems Engineering team: You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging and future threats. Join us and help shape the future of Radar technology! Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer Location: Chelmsford - Great Baddow, Hybrid, 3 days weekly onsite We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available' Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role at the forefront of real world demands in the defence industry. Alongside ensuring operational excellence for our existing products, there will be the opportunity to develop next generation radar products to counter emerging threats and contribute to our strategy for new technology. Your new day-to-day will be exciting and diverse by applying the principles of Systems Engineering across the entire engineering development lifecycle as you join in developing radar systems used by those who serve and protect us. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you'll be doing: You will develop innovative solutions to complex and emerging technical challenges within advanced radar systems, applying broad systems engineering expertise to guide design, resolve issues and ensure technical rigour. Your role includes performing detailed system analysis , managing design trade offs and leading the decomposition and governance of requirements using approved toolsets such as IBM DOORS Next. Acting as a central technical authority, you will drive system level decision making, lead analytical activities and mentor team members while collaborating with multidisciplinary specialists to shape integrated design solutions. You will also direct system integration, oversee test planning and execution, and define acceptance strategies that clearly demonstrate system performance across diverse operational scenarios to stakeholders. Core duties: You'll be experienced in systems design, integration & test You'll have an understanding of Systems and Product lifecycles from concept through to delivery You'll have an understanding of a range of Engineering disciplines (Software, Mechanical, Electrical) You'll have an understanding of Radar Systems is desirable, although not essential if other complementary skills demonstrate a capacity to understand new technologies quickly and effectively You'll hold good inter-personal skills with the ability to communicate to all levels within the organisation and externally You'll be experienced of presenting both technical and non-technical information in a formal setting You'll hold a degree (or equivalent) qualified in an engineering or science discipline The Radar Systems Engineering team: You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging and future threats. Join us and help shape the future of Radar technology! Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer Location: Chelmsford - Great Baddow, Hybrid, 3 days weekly onsite We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available' Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role at the forefront of real world demands in the defence industry. Alongside ensuring operational excellence for our existing products, there will be the opportunity to develop next generation radar products to counter emerging threats and contribute to our strategy for new technology. Your new day-to-day will be exciting and diverse by applying the principles of Systems Engineering across the entire engineering development lifecycle as you join in developing radar systems used by those who serve and protect us. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you'll be doing: You will develop innovative solutions to complex and emerging technical challenges within advanced radar systems, applying broad systems engineering expertise to guide design, resolve issues and ensure technical rigour. Your role includes performing detailed system analysis , managing design trade offs and leading the decomposition and governance of requirements using approved toolsets such as IBM DOORS Next. Acting as a central technical authority, you will drive system level decision making, lead analytical activities and mentor team members while collaborating with multidisciplinary specialists to shape integrated design solutions. You will also direct system integration, oversee test planning and execution, and define acceptance strategies that clearly demonstrate system performance across diverse operational scenarios to stakeholders. Core duties: You'll be experienced in systems design, integration & test You'll have an understanding of Systems and Product lifecycles from concept through to delivery You'll have an understanding of a range of Engineering disciplines (Software, Mechanical, Electrical) You'll have an understanding of Radar Systems is desirable, although not essential if other complementary skills demonstrate a capacity to understand new technologies quickly and effectively You'll hold good inter-personal skills with the ability to communicate to all levels within the organisation and externally You'll be experienced of presenting both technical and non-technical information in a formal setting You'll hold a degree (or equivalent) qualified in an engineering or science discipline The Radar Systems Engineering team: You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging and future threats. Join us and help shape the future of Radar technology! Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer Location: Chelmsford - Great Baddow, Hybrid, 3 days weekly onsite We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available' Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role at the forefront of real world demands in the defence industry. Alongside ensuring operational excellence for our existing products, there will be the opportunity to develop next generation radar products to counter emerging threats and contribute to our strategy for new technology. Your new day-to-day will be exciting and diverse by applying the principles of Systems Engineering across the entire engineering development lifecycle as you join in developing radar systems used by those who serve and protect us. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you'll be doing: You will develop innovative solutions to complex and emerging technical challenges within advanced radar systems, applying broad systems engineering expertise to guide design, resolve issues and ensure technical rigour. Your role includes performing detailed system analysis , managing design trade offs and leading the decomposition and governance of requirements using approved toolsets such as IBM DOORS Next. Acting as a central technical authority, you will drive system level decision making, lead analytical activities and mentor team members while collaborating with multidisciplinary specialists to shape integrated design solutions. You will also direct system integration, oversee test planning and execution, and define acceptance strategies that clearly demonstrate system performance across diverse operational scenarios to stakeholders. Core duties: You'll be experienced in systems design, integration & test You'll have an understanding of Systems and Product lifecycles from concept through to delivery You'll have an understanding of a range of Engineering disciplines (Software, Mechanical, Electrical) You'll have an understanding of Radar Systems is desirable, although not essential if other complementary skills demonstrate a capacity to understand new technologies quickly and effectively You'll hold good inter-personal skills with the ability to communicate to all levels within the organisation and externally You'll be experienced of presenting both technical and non-technical information in a formal setting You'll hold a degree (or equivalent) qualified in an engineering or science discipline The Radar Systems Engineering team: You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging and future threats. Join us and help shape the future of Radar technology! Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer Location: Chelmsford - Great Baddow, Hybrid, 3 days weekly onsite We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available' Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role at the forefront of real world demands in the defence industry. Alongside ensuring operational excellence for our existing products, there will be the opportunity to develop next generation radar products to counter emerging threats and contribute to our strategy for new technology. Your new day-to-day will be exciting and diverse by applying the principles of Systems Engineering across the entire engineering development lifecycle as you join in developing radar systems used by those who serve and protect us. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you'll be doing: You will develop innovative solutions to complex and emerging technical challenges within advanced radar systems, applying broad systems engineering expertise to guide design, resolve issues and ensure technical rigour. Your role includes performing detailed system analysis , managing design trade offs and leading the decomposition and governance of requirements using approved toolsets such as IBM DOORS Next. Acting as a central technical authority, you will drive system level decision making, lead analytical activities and mentor team members while collaborating with multidisciplinary specialists to shape integrated design solutions. You will also direct system integration, oversee test planning and execution, and define acceptance strategies that clearly demonstrate system performance across diverse operational scenarios to stakeholders. Core duties: You'll be experienced in systems design, integration & test You'll have an understanding of Systems and Product lifecycles from concept through to delivery You'll have an understanding of a range of Engineering disciplines (Software, Mechanical, Electrical) You'll have an understanding of Radar Systems is desirable, although not essential if other complementary skills demonstrate a capacity to understand new technologies quickly and effectively You'll hold good inter-personal skills with the ability to communicate to all levels within the organisation and externally You'll be experienced of presenting both technical and non-technical information in a formal setting You'll hold a degree (or equivalent) qualified in an engineering or science discipline The Radar Systems Engineering team: You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging and future threats. Join us and help shape the future of Radar technology! Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer Location: Chelmsford - Great Baddow, Hybrid, 3 days weekly onsite We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available' Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role at the forefront of real world demands in the defence industry. Alongside ensuring operational excellence for our existing products, there will be the opportunity to develop next generation radar products to counter emerging threats and contribute to our strategy for new technology. Your new day-to-day will be exciting and diverse by applying the principles of Systems Engineering across the entire engineering development lifecycle as you join in developing radar systems used by those who serve and protect us. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you'll be doing: You will develop innovative solutions to complex and emerging technical challenges within advanced radar systems, applying broad systems engineering expertise to guide design, resolve issues and ensure technical rigour. Your role includes performing detailed system analysis , managing design trade offs and leading the decomposition and governance of requirements using approved toolsets such as IBM DOORS Next. Acting as a central technical authority, you will drive system level decision making, lead analytical activities and mentor team members while collaborating with multidisciplinary specialists to shape integrated design solutions. You will also direct system integration, oversee test planning and execution, and define acceptance strategies that clearly demonstrate system performance across diverse operational scenarios to stakeholders. Core duties: You'll be experienced in systems design, integration & test You'll have an understanding of Systems and Product lifecycles from concept through to delivery You'll have an understanding of a range of Engineering disciplines (Software, Mechanical, Electrical) You'll have an understanding of Radar Systems is desirable, although not essential if other complementary skills demonstrate a capacity to understand new technologies quickly and effectively You'll hold good inter-personal skills with the ability to communicate to all levels within the organisation and externally You'll be experienced of presenting both technical and non-technical information in a formal setting You'll hold a degree (or equivalent) qualified in an engineering or science discipline The Radar Systems Engineering team: You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging and future threats. Join us and help shape the future of Radar technology! Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer Location: Chelmsford - Great Baddow, Hybrid, 3 days weekly onsite We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available' Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role at the forefront of real world demands in the defence industry. Alongside ensuring operational excellence for our existing products, there will be the opportunity to develop next generation radar products to counter emerging threats and contribute to our strategy for new technology. Your new day-to-day will be exciting and diverse by applying the principles of Systems Engineering across the entire engineering development lifecycle as you join in developing radar systems used by those who serve and protect us. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you'll be doing: You will develop innovative solutions to complex and emerging technical challenges within advanced radar systems, applying broad systems engineering expertise to guide design, resolve issues and ensure technical rigour. Your role includes performing detailed system analysis , managing design trade offs and leading the decomposition and governance of requirements using approved toolsets such as IBM DOORS Next. Acting as a central technical authority, you will drive system level decision making, lead analytical activities and mentor team members while collaborating with multidisciplinary specialists to shape integrated design solutions. You will also direct system integration, oversee test planning and execution, and define acceptance strategies that clearly demonstrate system performance across diverse operational scenarios to stakeholders. Core duties: You'll be experienced in systems design, integration & test You'll have an understanding of Systems and Product lifecycles from concept through to delivery You'll have an understanding of a range of Engineering disciplines (Software, Mechanical, Electrical) You'll have an understanding of Radar Systems is desirable, although not essential if other complementary skills demonstrate a capacity to understand new technologies quickly and effectively You'll hold good inter-personal skills with the ability to communicate to all levels within the organisation and externally You'll be experienced of presenting both technical and non-technical information in a formal setting You'll hold a degree (or equivalent) qualified in an engineering or science discipline The Radar Systems Engineering team: You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging and future threats. Join us and help shape the future of Radar technology! Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer Location: Chelmsford - Great Baddow, Hybrid, 3 days weekly onsite We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available' Please let us know if you would like to discuss these options. Put yourself into a dynamic Principal Systems Engineering role at the forefront of real world demands in the defence industry. Alongside ensuring operational excellence for our existing products, there will be the opportunity to develop next generation radar products to counter emerging threats and contribute to our strategy for new technology. Your new day-to-day will be exciting and diverse by applying the principles of Systems Engineering across the entire engineering development lifecycle as you join in developing radar systems used by those who serve and protect us. Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. What you'll be doing: You will develop innovative solutions to complex and emerging technical challenges within advanced radar systems, applying broad systems engineering expertise to guide design, resolve issues and ensure technical rigour. Your role includes performing detailed system analysis , managing design trade offs and leading the decomposition and governance of requirements using approved toolsets such as IBM DOORS Next. Acting as a central technical authority, you will drive system level decision making, lead analytical activities and mentor team members while collaborating with multidisciplinary specialists to shape integrated design solutions. You will also direct system integration, oversee test planning and execution, and define acceptance strategies that clearly demonstrate system performance across diverse operational scenarios to stakeholders. Core duties: You'll be experienced in systems design, integration & test You'll have an understanding of Systems and Product lifecycles from concept through to delivery You'll have an understanding of a range of Engineering disciplines (Software, Mechanical, Electrical) You'll have an understanding of Radar Systems is desirable, although not essential if other complementary skills demonstrate a capacity to understand new technologies quickly and effectively You'll hold good inter-personal skills with the ability to communicate to all levels within the organisation and externally You'll be experienced of presenting both technical and non-technical information in a formal setting You'll hold a degree (or equivalent) qualified in an engineering or science discipline The Radar Systems Engineering team: You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging and future threats. Join us and help shape the future of Radar technology! Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

We're looking for a Principal/Lead Software Engineer to lead the migration and modernisation of a complex legacy application into a modern, scalable architecture. This is a hands-on technical leadership role where you'll shape the design, guide the team, and ensure successful delivery of a critical transformation project. Key Responsibilities Drive the migration of legacy systems to modern, cloud-based solutions. Define and implement microservice architecture using a code-first approach . Apply strong architectural principles and design patterns to deliver robust solutions. Collaborate with a cross-functional team (including React developers) to ensure seamless integration of front-end and back-end. Get hands-on with C#, .NET, SQL , Web APIs , and React for complex feature development. Build credibility through technical expertise and lead the team in pushing designs forward. Work on features that require deep integration with multiple third-party applications. What We're Looking For Proven experience in application modernisation and migration projects. Strong background in microservice architecture and design patterns . Hands-on expertise in C#, .NET, SQL , and Web APIs . Cloud experience (Azure preferred, AWS considered). Knowledge of front-end technologies (React essential; exposure to Next.js a plus). Ability to understand and guide front-end work within the overall architecture. Evidence of delivering complex technical solutions and influencing design decisions. Excellent communication and leadership skills to inspire and guide a team. Interview Process Introductory Call with the Hiring Manager - review CV, discuss role, answer questions. Take-home Technical Task . Face-to-Face Interview at the Newcastle office. Why Join Us? Excellent benefits package including an attractive pension scheme Be at the forefront of a major transformation project . Work with modern technologies and cloud platforms. Hybrid working with flexibility. Opportunity to influence architecture and technical direction. Interested? Apply now and help us modernise for the future!