with UK-wide travel to secure sites)Security Clearance: UK DV Clearance (mandatory) Start Date: ASAP Duration: 4.5 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 across complex, secure programmes. This role involves working with multi-layered architectures, guiding senior … 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 ato Lead architectural governance across multiple secure programmes Maintain architectural artefacts using tools such as Sparx Enterprise Architect or similar Tailor viewpoints for technical teams, programme boards, and senior leadership Conduct architecture … reviews and assurance activities Provide strategic architectural guidance and support proposal activity Essential Requirements Proven experience as an Lead Architect within secure or highly regulated environments Ability to build complex, multi-layered architecture views for varied stakeholders Strong knowledge of architecture frameworks (e.g., TOGAF) Experience operating within secure environments Hands-on experience with enterprise architecture toolsets (e.g., Sparx) Understanding of More ❯
South East England, Brighton, East Sussex, United Kingdom
Hays Technology
with UK-wide travel to secure sites)Security Clearance: UK DV Clearance (mandatory) Start Date: ASAP Duration: 4.5 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 across complex, secure programmes. This role involves working with multi-layered architectures, guiding senior … 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 ato Lead architectural governance across multiple secure programmes Maintain architectural artefacts using tools such as Sparx Enterprise Architect or similar Tailor viewpoints for technical teams, programme boards, and senior leadership Conduct architecture … reviews and assurance activities Provide strategic architectural guidance and support proposal activity Essential Requirements Proven experience as an Lead Architect within secure or highly regulated environments Ability to build complex, multi-layered architecture views for varied stakeholders Strong knowledge of architecture frameworks (e.g., TOGAF) Experience operating within secure environments Hands-on experience with enterprise architecture toolsets (e.g., Sparx) Understanding of More ❯
England (with UK-wide travel to secure sites)Security Clearance: UK DV Clearance (mandatory)Start Date: ASAPDuration: 4.5 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 across complex, secure programmes. This role involves working with multi-layered architectures, guiding senior … Enterprise Architect or similarTailor viewpoints for technical teams, programme boards, and senior leadershipConduct architecture reviews and assurance activitiesProvide strategic architectural guidance and support proposal activityEssential RequirementsProven experience as an Lead Architect within secure or highly regulated environmentsAbility to build complex, multi-layered architecture views for varied stakeholdersStrong knowledge of architecture frameworks (e.g., TOGAF)Experience operating within secure environmentsHands-on experience More ❯
