Salary: £65,000 - 65,000 per year Requirements: Proven experience in C++ development with modern standards Strong Linux development knowledge (kernel, drivers, build tools) Understanding of networking and protocols (TCP/IP, DNS, HTTP, etc.) Experience with performance-focused and concurrent systems Familiarity with Agile methodologies and tooling Additional programming or scripting experience (Python, Bash, etc.) Strong problem-solving and system troubleshooting skills Responsibilities: Engage in the full product lifecycle, from early-stage research to deployment Contribute to highly complex and meaningful projects in national security and defence Collaborate with specialists from various disciplines in a strong R&D-driven culture Work across multiple technical domains, including space and underwater systems Participate in fast-paced project timelines and deliver quality solutions Technologies: Bash HTTP Linux Python Security TCP/IP C++ More: We are thrilled to offer an excellent opportunity for a C++ Developer to join our cutting-edge engineering team in Gloucester, focused on advanced national security and defence solutions. Our environment blends the innovation of a start-up with the stability of a major organization, allowing you to engage in highly innovative, mission-critical projects. We provide strong personal development and progression opportunities within a collaborative atmosphere, featuring world-class engineers. Our benefits package includes a competitive salary ranging from £55,000 to £65,000, and we emphasize career growth through the variety of work we offer. last updated 17 week of 2026