Location
remote, remote, United-Kingdom
Posted
June 15, 2026
Job Description
Senior Software Engineer (Full Stack – Systems Ownership)
Defence & National Security | UK Wide | Up to £100,000 + Package
Most “full stack” roles mean building features.
This one means owning systems.
We’re working with a well-funded Defence AI business building secure, large-scale software platforms used across Defence, National Security and Government environments.
They’re hiring Senior Software Engineers who can take end-to-end ownership of complex systems — not just front-end or backend slices.
What you’ll actually be doing
- Designing and building full-stack platforms from the ground up
- Owning backend services, APIs, and system architecture
- Developing modern web applications (React / TypeScript)
- Working with cloud-native infrastructure (AWS / Azure)
- Integrating AI and data capabilities into real systems
- Deploying software into secure, ope...