Lead Architect

Location: South East England (with UK-wide travel to secure sites)
Security Clearance: UK DV Clearance (mandatory)
Start Date: ASAP
Duration: months (until 27 March 2026)

We are looking for an experienced Lead Architect to join a high-security architecture team, helping shape enterprise-wide strategies and technical solutions acrossplex, secure programmes. This role involves working with multi-layered architectures, guiding senior stakeholders, and ensuring alignment between business goals and technology delivery.

Key Responsibilities

Develop and evolve enterprise architecture frameworks and standards

Produce architecture views across application, data, technology, security, and business layers

Create system context diagrams, integration models, capability maps, and technology roadmaps
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Lead architecturalernance across multiple secure programmes

Maintain architectural artefacts using tools such as Sparx Ent...