Founding Engineer | Early-Stage Defence Start-Up | London

Founding Engineer | Early-Stage Defence Start-Up | London

Founding engineer required for an early-stage defence technology start-up building mission-critical systems with real-world impact.

You’ll join at the ground floor, working directly with the founders to design, build, and deploy core technology from day one. This is a deeply hands-on role for someone who wants true ownership, technical depth, and end-to-end responsibility.

You are 4+ years of professional Software Development experience Proficient in Python, TypeScript, Rust, Go, Java or C++ A true generalist - comfortable across backend, infrastructure, data, and automation Most effective in fast-paced, high-autonomy environments Obsessed 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 + significant founding-level equity Significant influence over product and technical direction Work on problems with genuine real-world impact Small, world class team with autonomy and trust

If you want to build technology that actually matters, let's chat.

Founding Engineer | Early-Stage Defence Start-Up | London