Senior C++ Engineer Location: Cheltenham
Salary: £70,000–£90,000
Security Clearance: Active DV or recently active DV
Build technology that makes a real difference Are you a Senior C++ Engineer looking for your next challenge? Want to work on complex, high-performance software where your technical expertise genuinely matters?
We're looking for experienced Senior C++ Engineers to join a growing engineering team delivering challenging projects across the UK National Security and Defence sector.
This is an opportunity to tackle demanding technical problems, influence engineering decisions and develop cutting-edge software alongside talented engineers in a collaborative, engineer-led environment.
Why join? You'll be joining a team where engineering excellence, continuous learning and collaboration are central to the culture.
Meaningful engineering: Work on complex software and digital infrastructure challenges supporting national security.
Technical influence: Shape architecture, influence engineering decisions and introduce new ideas.
Continuous development: Dedicate 10% of your working time to training and professional development.
Collaborative culture: Work alongside talented engineers who value knowledge-sharing, creativity and technical problem-solving.
Work-life balance: Enjoy a 37.5-hour working week and a supportive working environment.
The role As a Senior C++ Engineer, you'll design, develop and maintain high-performance software, contributing to scalable, reliable and supportable systems. You'll help drive technical solutions, tackle challenging engineering problems and support the development of colleagues around you.
You'll be encouraged to challenge existing approaches, explore new technologies and contribute to software development where performance and efficiency are critical, including ultra-low-latency applications.
What we're looking for Strong experience developing software using modern C++.
Experience working within a Linux environment.
A solid understanding...
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