Security Architect

Summary: The Security Architect will lead a secure-by-design review for a defence-aligned programme aimed at modernising a highly secure digital capability. This role involves assessing architectural and control gaps against current defence security standards and defining the target state architecture for a critical platform. The position requires DV clearance and a strong background in security architecture within defence or high-assurance environments. The role is based in Hertfordshire with a minimum of one day a week required on-site.

Key Responsibilities:

• Lead a secure-by-design review for a defence-aligned programme.
• Assess architectural and control gaps against current defence security standards.
• Define the target state architecture for a critical platform.
• Conduct formal security assessments and produce governance-ready documentation.
• Engage confidently with senior technical and assurance stakeholders.

Key Skills:

• Proven Security Architect background within defence or high-assurance environments.
• Strong understanding of security standards, architectural controls, and risk-based design.
• Experience conducting formal security assessments.
• Ability to produce governance-ready documentation.
• Confident engagement with senior technical and assurance stakeholders.

Salary (Rate): £100.00/hr

City: Hertfordshire

Country: United Kingdom

Working Arrangements: on-site

IR35 Status: outside IR35

Seniority Level: Mid-Level

Industry: IT