Software Engineer | Start-Up

Software Engineer | Defence Start-Up | London Software 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 are 4+ years of professional Software Development experience Proficient in Python, TypeScript, Rust, Go, Java, or C++ A true generalist - comfortable working across backend, infrastructure, data, and automation Most effective in fast-paced, high-autonomy environments Motivated by building technology with real-world impact Interested in defence, aerospace, or national security technology Nice to have Early-stage start-up experience Experience in robotics, embedded systems, ML, or real-time systems Why Join?

Competitive salary + meaningful equity Significant influence over product and technical direction Work on challenging engineering problems with genuine real-world impact Build mission-critical technology within the defence sector Join a small, world-class team with significant autonomy and trust

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