Senior Backend Engineer — Java/Kotlin, SC Clearance

Sanderson Government & Defence is seeking an experienced Lead/Principal Software Engineer to join a fast‑paced, secure development team delivering mission‑critical Government and Defence solutions in the UK.

You will design and build scalable backend platforms, lead technical decisions, and mentor engineers across cross‑functional squads while operating within Agile DevSecOps, cloud-native environments and modern CI/CD pipelines to ensure robust, secure software delivery.