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C++ Software Engineer

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C++ Software Engineer
Octagon Group

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Cambridge, England, United Kingdom
Classification symbol Information Technology
Classification symbol Engineering
Skilled Worker
Salary
80000 - 100000 GBP /YEAR
Job posted on September 11, 2025
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Job Description:
Senior Software Engineer – C++ / Yocto / Embedded Linux
  • Location: Cambridge, UK (Hybrid – 3 days onsite)
  • Salary: £80,000 - £100,000 per annum
  • Benefits: Flexible working, hybrid pattern (3 days onsite), 25 days annual leave, pension scheme, visa sponsorship available


Are you a Senior Embedded Software Engineer with strong expertise in modern C++, Yocto, and embedded Linux systems? A well-established engineering team in Cambridge is looking for an experienced software engineer to work on complex, mission-critical telecoms products. With over 30 years of innovation in the telecommunications industry, this Cambridge-based company offers the chance to work on real-time embedded systems used across global communications networks. This is a hybrid position, requiring 3 days onsite in Cambridge, with flexibility built in.
Key Responsibilities:
  • Design, develop, and debug embedded software for telecoms applications in a Linux environment
  • Write high-performance applications using modern C++ (11/14/17)
  • Build and customise embedded Linux distributions using the Yocto build system
  • Work with RTOS for real-time functionality
  • Interface with hardware using protocols such as I2C, SPI, UART, etc.


Key Skills & Experience:
  • Proven experience in embedded Linux development
  • Strong knowledge of C++ (11/14/17) in real-time systems
  • Hands-on experience with Yocto Project
  • Background in RTOS-based embedded software development
  • Familiarity with low-level hardware interfaces (SPI, I2C, UART)
  • Excellent problem-solving skills and ability to work in a collaborative R&D team


Why Join This Team in Cambridge?
  • Be part of a long-established, innovative company at the forefront of telecoms engineering
  • Work on complex, high-impact embedded systems
  • Enjoy a hybrid work model based in Cambridge (3 days onsite, 2 remote)
  • Competitive salary, excellent benefits, and long-term career development
  • Visa sponsorship is available for the right candidate


If you’re a Senior Embedded C++ Software Engineer or Embedded Linux Developer looking to work in Cambridge on exciting real-time applications, this could be your next step. Apply now to discuss the opportunity in more detail and take the next step in your embedded systems career.
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