Salary: £66,000 - 66,000 per year Requirements: Active SC Clearance Sole British National status Experience in bare-metal embedded C++ development Familiarity with embedded interfaces (e.g. CAN bus, I2C, SPI, GPIO) Proficiency in embedded development tools and methodologies Experience with Windows and/or Linux application development Familiarity with iterative development approaches (e.g. Agile) Ability to work to defined coding and design standards Responsibilities: Develop software for embedded, real-time, and safety-critical applications Write and maintain high-quality, efficient code Contribute to system design and implementation Collaborate within a multidisciplinary engineering team Technologies: Embedded Support Linux Windows ARM C++ More: We are working with a leading organisation in the defence and aerospace sector, seeking an experienced Embedded Software Engineer to support the development of next-generation airborne communication systems as part of a major UK programme. This is an opportunity to join a highly skilled engineering team working on cutting-edge, safety-critical technology. The role is hybrid with 1-2 days per week on-site in Southampton, and offers a competitive rate of £488 per day (Inside IR35). last updated 16 week of 2026