The One Group

Software Security Engineer Location: Bristol or Stevenage Salary: Up to £75,000 + Bonus & Benefits Contract: Permanent DV Eligible (British Citizenship Required)We're looking for a Software Security Engineer to secure complex software systems, including embedded systems, across multiple projects. You'll work with development teams to ensure secure design, architecture, and coding practices, while identifying risks and implementing mitigation strategies. What You'll Do: Lead security design and implementation from concept to deployment Advise on secure coding, software architecture, and best practices Conduct security assessments and identify vulnerabilities Recommend technologies and frameworks for secure development Drive improvements in processes, tools, and workflows What We're Looking For: Experience in Defence, Aerospace, Automotive, Telecoms, or similar Knowledge of software security standards and best practices Experience with embedded systems development Collaborative problem-solver with leadership and influencing skills DV & SC clearance eligible with British citizenship Perks & Benefits: Bonus of up to 21% of base salary Pension contributions up to 14% Flexible working arrangements Enhanced parental leave Training, Classes, Memberships, Clubs Subsidised gym, meals, free parking, and excellent facilities

Principal Scene Generation Engineer Location: Stevenage or Bristol Salary: £45,000 - £65,000 (depending on experience) Contract: Full time, Permanent SC Eligible (British Citizenship Required) Hybrid Working: 3-4 days per week on-siteWe're looking for a Principal Scene Generation Engineer to join a growing team developing advanced modelling and simulation capabilities that replicate real-world environments for electro-optical (EO) sensors and next generation weapon systems. You'll play a key role in delivering high fidelity scene generation tools used for real-time hardware integration, high volume simulation, and mission level experimentation. Key Responsibilities: Lead delivery of multiple modelling and simulation projects across small, multidisciplinary teams Develop and enhance physical models of real-world environments for scene generation Build and maintain high performance software tools for large scale simulation and sensor experimentation Work closely with systems engineers, software developers, and modelling specialists to deliver high quality solutions Shape future modelling toolsets, workflows, and technical capability across the team Apply agile and lean engineering practices, including version control, task management, and CI workflows About You: Strong background in one or more of the following: physics, software development, modelling, simulation, or game engine-based environments Excellent systems engineering awareness and project delivery skills Experienced working across multidisciplinary teams and managing complex technical work packages Skills in Windows and Linux native software development (C/C++) Experience with dynamic languages such as Python Knowledge of GPU acceleration and 3D graphics pipelines (OpenGL, GLSL, CUDA, Vulkan) Strong software engineering foundations: software architecture, concurrency, synchronisation, database design Appreciation of or interest in learning physics related to EM radiation propagation, coherent phenomena, and thermal analysis Creative problem-solver able to design and deliver innovative modelling approaches Strong communicator, able to collaborate across multiple projects and engineering areas Benefits: Company bonus Pension: up to 14% total contribution Paid overtime opportunities Up to an additional 15 days flexi-leave Flexible working arrangements Enhanced parental leave Excellent on-site facilities including subsidised meals and free parking

Network Security Engineer (SOC) Location: Stevenage Salary: Circa £50,000 per annum Contract: Part-time SC Eligible (British Citizenship Required) Working Pattern: 24/7 shift rota on-site & on-callWe're looking for a Network Security Engineer to join a high-performance security operations environment, protecting critical infrastructure and ensuring the resilience of complex enterprise networks. You'll work within a 24/7 Incident Response function, combining hands-on engineering with real-time threat detection, investigation, and remediation. Key Responsibilities: Monitor, investigate and triage security events within a 24/7 SOC environment Configure, maintain and troubleshoot enterprise firewalls (Cisco, Palo Alto, Checkpoint) Manage secure proxy platforms such as Bluecoat or F5, including content filtering and SSL inspection Lead deep-dive analysis using packet capture to identify malicious traffic and attacker behaviours Implement secure changes across network architecture, ensuring compliance and best practices Support continuous improvement through the optimisation of network security tools, including "purple team" feedback and hardening recommendations Contribute to the standardisation of network security tooling and documentation Collaborate with infrastructure, security and architecture teams to deliver robust, resilient network solutions About You: Strong understanding of core networking: TCP/IP, DNS, routing, switching, VLANs, load balancing Hands-on experience with next-generation firewall technologies and advanced features (IPS/IDS, SSL decryption, DPI) In-depth knowledge of IPSec, SSL/TLS, VPNs and authentication mechanisms Experience with network monitoring tools (PRTG, Nagios or similar) Ability to analyse complex traffic flows and identify threat patterns such as exploitation, C2, lateral movement, or exfiltration Understanding of secure network architectures (DMZs, segmentation, internal zones) Exposure to SIEM platforms (Splunk, LogRhythm, Darktrace) is beneficial Experience interpreting OSI model behaviours and protocol-level diagnostics is advantageous SC eligible with British citizenship Benefits: Company bonus scheme Pension contributions up to 14% Paid overtime opportunities Flexi-leave (up to 15 additional days) Enhanced parental leave Subsidised meals, free parking and excellent on-site facilities

Embedded Software Engineer - ADA Location: Hybrid working in Stevenage, Bristol or Bolton Salary: Up to £60,000 per annum + Bonus Benefits: Great pension, Enhanced parental leave, medical insurance, dental insurance, share plans, shopping discounts, amazing on-site facilities including a heavily subsidised restaurant, bar and gym A market leading and global company within the defence sector are looking for an experienced ADA software engineer with experience in embedded software. This is a fascinating chance to be involved with developing cutting-edge Real-Time subsystem software solutions for use within on-board aerospace electronics. This position is subject to security clearance and so all candidates must be British Citizens and have resided in the UK for the last 5 years. Previous or current SC and DV clearance is highly beneficial. Duties & Experience: Strong programming knowledge of ADA (C, C++ & C# desirable) Work with a multidisciplinary team to create extensible code for new development and to provide software solutions Previous experience with bare-metal embedded software Model-based development using UML SCADE definition and verification algorithms Promote quality code and engage in design and code reviews Aerospace software knowledge is desirable - e.g. DO178C If you think you have the drive and passion needed to be successful, APPLY NOW! For more information email , call us or visit our website at The ONE Group - With offices in Northampton, Peterborough and Cambridge - our recruitment divisions include; Accountancy, Executive, HR, IT, Office, technical and Executive recruitment. The ONE Group are the largest independent recruitment businesses across, Northamptonshire and Cambridgeshire. IND2.This is recruitment as it should be.

Embedded Software Engineer Location: Bristol Salary: Up to £65,000 per annum + Bonus Benefits: Great pension, Annual Pay Review, Enhanced Parental Leave, Training & Membership Fund, Courses & Training, Hobby Clubs and more A market leading and global company within the defence sector are looking for passionate software engineers with experience within embedded software. This is a fascinating chance to be involved with developing cutting-edge Real-Time subsystem software solutions for use within on-board aerospace electronics and their control systems. They are recruiting into many spaces including Real-Time, Command & Control, Human Machine Interface, Cyber Security, Simulation & Experimentation and New Product. This position is subject to security clearance and so all candidates must be British Citizens and have resided in the UK for the last 5 years. Previous or current SC and DV clearance is highly beneficial. Duties & Experience: Work with a multidisciplinary team to create extensible code for new development and to deliver software solutions Promote quality code and engage in design and code reviews Strong programming knowledge of C++ AND C#, Java or ADA Experience with software for Real-time, HMI, Multi-threaded, GUI, Sensors and/or disparate systems Model-based development using UML Configuration Control & CI/CD SDLC & Agile development TDD, Automated & Unit Testing Aerospace & Software standards knowledge is desirable - e.g. DO178C / ISO-series If you think you have the drive and passion needed to be successful, APPLY NOW! For more information email , call us or visit our website at The ONE Group - With offices in Northampton, Peterborough and Cambridge - our recruitment divisions include; Accountancy, Executive, HR, IT, Office, technical and Executive recruitment. The ONE Group are the largest independent recruitment businesses across, Northamptonshire and Cambridgeshire. IND2.This is recruitment as it should be.

Embedded Software Engineer - Real-Time systems Location: Hybrid working in Stevenage Salary: Up to £64,000 per annum + Bonus Benefits: Great pension, Enhanced parental leave, medical insurance, dental insurance, share plans, shopping discounts, amazing on-site facilities including a heavily subsidised restaurant, bar and gym A market leading and global company within the defence sector are looking for an experienced software engineer with experience in embedded software. This is a fascinating chance to be involved with developing cutting-edge Real-Time subsystem software solutions for use within on-board aerospace electronics. This position is subject to security clearance and so all candidates must be British Citizens and have resided in the UK for the last 5 years. Previous or current SC and DV clearance is highly beneficial. Duties & Experience: Work with a multidisciplinary team to create extensible code for new development and to provide software solutions Previous experience with bare-metal embedded software Types of experience: Safety-Critical, Actuators, Datalinks Strong programming knowledge of C / C++ Model-based development using UML SCADE definition and verification algorithms Promote quality code and engage in design and code reviews Aerospace software knowledge is desirable - e.g. DO178C If you think you have the drive and passion needed to be successful, APPLY NOW! For more information email , call us or visit our website at The ONE Group - With offices in Northampton, Peterborough and Cambridge - our recruitment divisions include; Accountancy, Executive, HR, IT, Office, technical and Executive recruitment. The ONE Group are the largest independent recruitment businesses across, Northamptonshire and Cambridgeshire. IND2.This is recruitment as it should be.

IT Support Engineer - Microsoft Office Top opportunity for an IT Support Analyst to join a rapidly growing IT MSP based in the picturesque Northamptonshire countryside. As a 1st Line and 2nd Line Support Engineer you will be taking calls from a range of clients with technical IT issues around the systems, products and services. Working from beautiful offices you will benefit from a hybrid home working split and a great company culture. It's an excellent environment for technical development and progression and a chance to further develop your skills around - Microsoft Office 365, Windows 10, Cloud technologies and more. Sponsored vendor training available. Role/ Responsibilities The ideal 1st Line and 2nd Line Support Engineers will have experience of troubleshooting and issue resolution and be able to communicate with the end user at all levels of understanding and status. If the issue is more serious and complex, you will support the customer through the Support Team process and make sure you bring more senior colleagues to help. To ensure that all support calls undertaken are correctly recorded on the ICT helpdesk system, with their solutions and are promptly actioned and recorded within required SLA's. Maintenance of ICT suites, PCs and other equipment that the ICT Support Team is responsible for Ensuring that ICT Support requests are dealt with promptly, and are either resolved or escalated to the appropriate level Technical skills should include good all-round IT skills, experience of Windows 7 and later the Microsoft Office suite of Word, Excel, PowerPoint along with Office 365. Desirable skills would be basic SQL skills, SharePoint and Cisco CCNA Must have worked in an IT Helpdesk type environment before and hold a full driving licence. Experience/qualifications Maths and English C and above Good Communication skills and have a clear telephone voice Troubleshooting & Issue Resolution System Implementation Microsoft Certified Professional (MCP), Microsoft Certified System Engineer (MCSE), CompTIA Network+, CompTIA A+

IT Support Engineer - Software Platform Joining one of the most innovative technology companies in the healthcare sector, you will work with IOT and mobile technologies to make life better for vulnerable people. You will act an interface between Level One support and the development team. Working on AI, Azure, Docker, Kubernetes Clusters and IOT. Training and support will be provided to help enhance your future development, with an ongoing opportunity to be involved with and develop new ideas, influencing new projects and services being delivered. Role/Responsibilities Provide Level 2 Technical Support to internal and external customers Perform root cause analysis for solving technical issues with products. Create and manage test plans using manual and/or automating testing approaches Actively troubleshoot issues that arise during testing and development, catching issues before launch Customer satisfaction with operations, positive customer engagement Taking ownership and achieving a satisfactory conclusion Successful sign off of products and features ready for production with minimal issues upon live deployment Thoroughness in work and investigation of issues Desirable - Linux, Bash Scripting

NOC Engineer Cambridgeshire Up to £28,000 I am on the lookout for a NOC Engineer to join a leading telecom services supplier. Our client is a provider of essential infrastructure services in the telecoms sector who enable the biggest names in telecommunications to bring their services to their customers. You will be providing 1st line support and resolve any issues related to the servers, networks and telecommunications by consistently troubleshooting and monitoring. Details: Provide 1st line support Troubleshoot fault fibres Arrange call outs for tech support engineers Resolve network incidents Up to £28,000 Rotating days & nights Night shift allowance If you are interested please get in touch on .

IT Infrastructure Engineer Cambridge £37,500 We are looking for an IT Infrastructure Engineer to join a charity which aims to make the internet a safer place. This organisation does incredible things, and you can be a part of it! Completing your role and knowing you are working to fight a global problem will make you feel proud of the work you do and knowing you a great sense of achievement, by giving something back. Ideally you will be an infrastructure generalist, as you will be responsible for the overall Windows environment, escalations for the Support Technician team, as well as being responsible for the planned Infrastructure & Development projects. Key Responsibilities: Infrastructure administration Physical & virtual servers Storage Network Administration of on-prem and cloud technologies Active Directory Office365 Exchange Support 1st and 2nd line teams with escalated tickets. Undertake scheduled maintenance upgrades. Ensure that systems are always up to date and compliant. Purchase and manage equipment and 3rd party contracts & suppliers. What will make you a great fit Proven experience in an infrastructure position Exposure to cloud technologies such as Azure and AWS Experience with Windows Server Active Directory O365 Networking experience, ideally with CISCO Palo Alto If you are confident maintaining, supporting, developing the network, server, security, and cloud infrastructure then this position could just be for you! The successful candidate will be required to undertake an enhanced DBS check. Please contact Andy Clarke at The One Group for more information.

IT Support Analyst - Platforms, Software Wonderful opportunity for a budding IT support professional to join a fast growth, digital technology organisation providing world class providing world class IOT solutions. The role offers training on cutting edge SAAS Platforms and you will bridge the gap between the level 1 team and the senior specialists. Genuine chance to progress your career in a business with technology at its core and to keep your technical skills ahead of the crowd in the ever-changing digital space. Role/Responsibilities A back ground in IT Support, Windows 10, Office 365, Active Directory is beneficial but also keen to see applications from IT Software Support specialists (SAAS). Its a bepsoke role so training providing. HTML, CSS, Javascript, Python, Django, C#.Net will all be considered aswell. Working towards departmental and project deadlines. Develop and create documentation specific to the Platform Support Specialist role and responsibilities. Performance of other Customer Support Duties as required to meet operational needs and assist during busy periods, including answering customer calls and managing support tickets. Creation of communication protocol templates to enable products to communicate to an internal platform and to third party endpoints Development of FAQ's for Level 1 use, along with documentation of specific Platform Support Specialist process and procedures/'How to' documents to support the role and business as a whole Using defined test processes and procedures to successfully complete the test cycles for new and existing products and systems within defined scope and timescales.

Technical Lead Milton Keynes - hybrid working We're working with a leading SaaS data company based in Milton Keynes who are looking for a Technical Lead to lead & ensure quality within a small development team. Working with a range of nationally recognised customers, the company is continuing to deliver & are growing the Development team as a result. The position will focus on three key areas: Supporting with the design & documentation across the SDLC. Day to Day management of the team, including code standards & delivery. Training, mentoring & correctly guiding the team you manage. As Technical Lead, you will work closely with other areas of the business, as well as communicating with external stakeholders. Some experience of managing agile teams would prove beneficial, as well as a strong hands-on development background using the below tech: .NET Core C# SQL Azure Exposure to Angular For more information, please don't hesitate to contact Ryan Quantrill at The ONE Group - With offices in Northampton, Peterborough and Cambridge - our recruitment divisions include; Accountancy, Executive, HR, IT, Office, technical and Executive recruitment. The ONE Group are the largest independent recruitment businesses across, Northamptonshire and Cambridgeshire. This is recruitment as it should be. For more information, call us or visit our website at .

Cyber Security Specialist 6 Month Contract £400-£500 a day (Inside IR35) UK Remote Supporting a large pharmaceutical company who are going strength to strength, this hands-on technical role is within a fast paced, dynamic environment. You will work closely with the SOC team, being their escalation point, as well as providing technical leadership to the team should an incident arise. This is a company that really care about their employees, security, and providing a great culture to work in, by providing remote working, yet still offering a supportive environment. You will join a highly skilled security team, as well as working closely with the Infrastructure / project teams, to support them from a security side of things! The Role: Technical escalation point for the offshore SOC Technical leadership during an incident Review the attack/breach from all angles Hands on Cyber Security Support You will have the responsibility for ensuring security data analysis, event tracking, identifying critical events and escalations are all occurring when appropriate Support projects / implementations from a security side Skills required: 3+ years of experience as a Security professional, with a focus on incident response and / or Security Engineering Practical experience with incident response and reviews Good knowledge of endpoint security, intrusion detection/prevention and system hardening Thorough understanding of Windows server & Windows 10 operating systems This role is on an initial 6-month contract basis and is inside IR35. There is potential for this position to be extended / made permanent in the future. If you're an experienced Security professional looking for your next contract role, then please reach out to Andy Clarke at The One Group.

SQL Developer Huntingdon - 80% Remote Working Up to £42,646/annum + great benefits DEADLINE FOR CVs IS WEDNESDAY, 8TH SEPTEMBER If great values and culture, brilliant development plans and a friendly and supportive environment are all things you are looking for in your next role, look no further. This role will involve working on achieving key objectives of their service transformation and efficiency programme such as platform improvements, process streamlining and automation. Strong and relevant experience in SQL (T-SQL, SSIS, SQL Server etc.) is essential. Exposure to C# and Web services would be highly beneficial. Training in other aspects of the role and technologies will be offered on the job. In return for your skills, they offer a very comprehensive benefits package which also includes a strong development plan to further your career. With offices in Cambridge, Northampton and Peterborough - The ONE Group's recruitment specialists offer unparalleled recruitment expertise across seven specialist divisions; Accountancy & Finance, Executive Search, HR, IT, Marketing, Office Support and Technical. Whether you are looking to advertise a job, or take the next step in your career, we offer an ever-growing employment network, which currently exceeds 50,000 people in the East of England and The Midlands. We pride ourselves in adding value to any recruitment experience, with the foundation of our success coming from customer service, expert knowledge of the local marketplace and our understanding of the significant value people can add to the workplace. This isn't just recruitment, it's: Recruitment as it should be.

C# Software Test Engineer Cambridge - flexible working £45,000 - £55,000 (depending on experience) A rising start-up have created a platform that performs flexible, yet complex workflows for major pharmaceutical companies and are pushing the boundaries of complex cell analysis. They are on the search for two Software Test Engineers to join their growing team. You both will be working alongside the software and instrument development teams on the development of new instrumentation products. Other than being an experienced Software Test Engineer with excellent communication skills, you have: A deep understanding of C#, .Net, WPF and object-oriented programming methodologies. Experience in using platforms to automate Windows software UI testing Experience in using Jenkins Understanding of JIRA or similar for managing defects and tasks Not only will you be working within a family-like culture, but you will also receive: 26 days annual leave (plus bank holidays) Pension scheme Fitness discounts, including FREE personal training sessions Various learning and development opportunities Cycle to work scheme PLUS MORE! For more information about this opportunity, apply now or contact Shelina Haque at The ONE Group on

Senior Software Developer (Cloud) - Cambridge - Attractive day rate Contract role - 12 months + An experienced Developer is required for an organisation specialising within the Fintech space. Required immediately, you will play a significant part in the design and development of the current full-stack system. I want to hear from you if you have: Development experience with Go and Python (experience with C is also beneficial) Extensive cloud experience (AWS, Azure GCP) Experience of JavaScript is useful For more information about this opportunity, apply now or contact Danielle Brown at The ONE Group.