About the job

Octagon Group is seeking an experienced Senior Embedded Software Engineer to join their innovative and growing R&D team based in Cambridge. This full-time, permanent role offers hybrid working options with three days onsite and a competitive salary ranging from £80,000 to £100,000 per annum. The ideal candidate will be proficient in Linux embedded development with strong coding skills in C and modern C++, experience with the Yocto build system and Linux customization, and familiarity with version control tools such as Git and bug tracking tools like JIRA. Experience with bare metal and RTOS-based development is essential. Additional desirable skills include knowledge of the full software development lifecycle, understanding of test-driven development, familiarity with standard hardware interfaces like SPI and I2C, and the ability to operate standard test equipment for firmware verification. The role requires a clear and confident communicator who can work independently, drive tasks forward, and collaborate effectively with the team to deliver high-quality work without accruing technical debt. Benefits include flexible working arrangements, a pension scheme, and 25 days of annual leave. This position is perfect for someone looking to contribute to mission-critical embedded products within a structured and forward-thinking engineering environment.