At a Glance
- Tasks: Lead security architecture for AI/ML in a multi-cloud environment.
- Company: Join a leading defence organisation focused on innovative security solutions.
- Benefits: Competitive pay, flexible working model, and opportunities for professional growth.
- Other info: Dynamic role with a focus on collaboration and adaptability.
- Why this job: Make a real impact on national security while working with cutting-edge technology.
- Qualifications: 5+ years in Cyber Security and MOD SC clearance required.
Location: Portsmouth
Working model: Remote 50% and 50% onsite
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.
Overview
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.
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 collaboration.
- Manage security visibility and outcomes, manage senior stakeholder engagement.
- Threat and risk management; translate ambiguous requirements into testable controls.
- Provide Security guidance and controls for complex program.
- Reduced lead time to secure release; zero‑critical promotion checkpoints; supplier onboarding efficiency; executive risk communication.
Qualifications
- 5+ years in Cyber Security, proven multi‑cloud/edge architecture.
- Defence experience; familiarity with UK guidance; at least MOD SC cleared and UK Sole national.
- Certifications: CISSP (equivalent), TOGAF.
Key Attributes
This role requires essential skills of adaptability and a pragmatic and positive attitude towards security as a business enabler, the technical skills and aptitudes can be learned from the team.
Lead Security Architect in Plymouth employer: Henderson Scott Limited
Henderson Scott Limited is an excellent employer, offering a supportive and collaborative work culture in Farnham, where you can thrive as a Lead Residential Property Solicitor. With a focus on employee growth, you will benefit from clear progression opportunities to Head of Department, alongside a competitive salary and the flexibility to balance your professional and personal life, all within a firm renowned for its personal approach and strong reputation in the legal sector.
