Software Engineer | Start-Up

Sector: Software EngineeringReference: GG - 65Software Engineer | Defence Start-Up | LondonSoftware Engineer required for an early-stage defence technology start-up building mission-critical systems with real-world impact.

You'll join a small, high-calibre engineering team designing, building, and deploying core technology. This is a deeply hands-on role for someone who wants significant ownership, technical depth, and end-to-end responsibility over the systems they build.

You are4+ years of professional Software Development experienceProficient in Python, TypeScript, Rust, Go, Java, or C++A true generalist - comfortable working across backend, infrastructure, data, and automationMost effective in fast-paced, high-autonomy environmentsMotivated by building technology with real-world impactInterested in defence, aerospace, or national security technologyNice to haveEarly-stage start-up experienceExperience in robotics, embedded systems, ML, or real-time systemsWhy Join?

Competitive salary + meaningful equitySignificant influence over product and technical directionWork on challenging engineering problems with genuine real-world impactBuild mission-critical technology within the defence sectorJoin a small, world-class team with significant autonomy and trustIf you're a strong Software Engineer who wants to build challenging technology that actually matters, let's chat. Software Engineer | Defence Start-Up | London

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