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Location: Isle of Wight – Cowes or Portsmouth – BroadOak. Salary: Up to £85,700 depending on skills and experience plus bonus scheme. Part-time & accruing hours available.

• Provide Software Subject Matter Expertise: Working across multiple projects with various programming, architectures, and lifecycle models, offering specialist technical advice and guidance to peers and projects.
• Define and Develop Architectural Artefacts: Creating, assessing and reviewing software and data processing architectures to meet software and system requirements and support future re-use of software.
• Establish and Maintain Design Processes: Enhancing transformational activities and tools used to develop and manage software design artefacts, ensuring robust, resilient, scalable, and secure middleware and applications architectures on modern hardware.
• Ensure Toolchain Compliance and Integration: Collaborating with DevOps to ensure tools are licensed, OSS‑compliant, interoperable, and integrated into the build process.
• Lead Technical Governance: Conduct peer reviews, lead technical design reviews, verify and sign off software designs, and uphold Maritime Services’ software processes.
• Promote Continuous Improvement and Knowledge Sharing: Supporting skills development within the team, maintaining awareness of industry trends, and ensuring architectural awareness of Security, and Safety Integrity Levels (SILs).

Join us in shaping the Future of Radar Technology. We are evolving our radar portfolio by enhancing our existing products and developing brand‑new radar products to address emerging and future threats in the realm of Future Air Dominance. With strong collaboration from our customers and investment in talent, our strategy is to keep the UK at the forefront of defence innovation.

As the Software Architect you will act as the technical focal point and design authority, developing and maintaining software architectures that meet challenging complex Radar requirements. Using modern operating systems, tools, and design patterns, you will create robust, resilient, scalable and secure middleware and application layers for hardware. You’ll leverage both licensed and open‑source tools, ensuring compliance with OSS guidance, and work with the wider team to ensure a smooth implementation, integration and test process.

• Extensive experience with at least one high‑level programming language and a high‑level design methodology such as UML.
• Deep understanding of the software development lifecycle and familiarity with various models, including Agile and Waterfall.
• Proven experience in leading software development activities and mentoring engineering teams.
• Solid knowledge of relevant software standards (e.g., ISO/IEC/IEEE 12207), including software safety and Safety Integrity Levels (SIL).
• Comprehensive understanding of configuration management practices and tools. Strong technical background, degree in Computer Science, Engineering, or a related numerate discipline, with Chartered Engineer (CEng) status or working towards it.

As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

Workplace: Cowes – easily accessible from Southampton with a regular foot passenger ferry and BAE shuttle service from the ferry terminal to site. Working approach offers flexibility with your working hours, including accruing hours, start and finish time flexibility to balance work and home life.

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, prior nationalities, and place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must achieve at minimum the 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 employment in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 7th November 2025. We reserve the right to close this vacancy early if we receive sufficient applications for the role. If you are interested, please submit your application as early as possible.