Lead Security Architect

Lead Security Architect (Defence DevSecOps and AI/ML)

Location: Portsmouth

Working model: Remote 50% and 50% onsite

Start date: approx. 24/08/2026

Duration: 23/11/2026

Rate: £640 to £700 inside IR35 through an FCSA approved umbrella

Active MOD SC clearance and sole UK Nationality is required for consideration.

Mission: Own security architecture and the integration roadmap for AI/ML across multi‑cloud and edge; align to client IT/cloud strategy and UK Defence priorities; enable secure multinational collaboration and high‑side code promotions with repeatable assurance. Manage the Secure by Design elements of the project and own the assurance process end to end.

Key Responsibilities

• Lead the Security elements of the program across different use cases for AI/ML development and trials.
• Chair Security Working groups and tri‑nation c...