> Markdown version of [/jobs/ext/3302786-security-solution-architect](https://www.wearedevelopers.com/jobs/ext/3302786-security-solution-architect). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Security Solution Architect - **Company:** Sanderson Recruitment Plc - **Location:** London, UK (Remote available) - **Contract:** Permanent contract - **Skills:** Cyber Security, Data Room, High-Level Architecture, Information Systems Security Architecture Professional, Software Requirements Analysis - **Published:** September 9, 2026 - **Apply:** https://www.totaljobs.com/job/security-architect/sanderson-government-and-defence-job107952833 ## About the Role * Proven experience working as a Security Solution Architect within complex enterprise environments. * Strong background in designing and delivering secure solutions for highly regulated environments. * Extensive knowledge of Secure by Design principles and security architecture best practices. * Experience producing and presenting architecture artefacts including HLDs, LLDs, service models, and technical governance documentation. * Strong stakeholder management and communication skills. * Experience supporting procurement, supplier engagement, and technical evaluation activities. * Ability to work across multiple technical teams and delivery workstreams. * Experience operating within UK Government or similarly secure environments. * Strong understanding of governance, architecture assurance, and design approval processes. Highly Desirable * Experience with Cross-Domain Gateway solutions and secure information exchange platforms. * Knowledge of architectures supporting OFFICIAL, OFFICIAL-SENSITIVE, and SECRET environments. * Experience working on large-scale transformation or managed service transition programmes. * Familiarity with enterprise architecture governance frameworks and technical design authorities. * Experience working with multiple suppliers within complex service delivery models. ## Description We are seeking experienced Security Solution Architects to join a specialist consultancy supporting the delivery of critical government projects. This role offers the opportunity to work on a large-scale secure transformation programme focused on the design, procurement, implementation, and transition across complex environments. You will play a key role in defining secure architectures, supporting procurement activities, guiding technical delivery, and ensuring solutions align with security, governance, and operational requirements. The successful candidate will bring strong solution architecture expertise combined with a deep understanding of secure-by-design principles, government security requirements, and cross-domain security capabilities., * Define and deliver solution architecture, including vision, scope, and technical specifications required to support programme outcomes. * Support tender and procurement activities, including requirements definition, transition planning, and technical documentation. * Produce documentation and technical collateral to support suppliers and stakeholders throughout procurement and delivery phases. * Support virtual data room activities, clarification responses, and technical evaluation processes. * Lead solution design and implementation activities to ensure successful delivery of secure services. * Develop and maintain High-Level Designs (HLDs), Low-Level Designs (LLDs), and associated architecture documentation. * Ensure architectural designs align with agreed technical standards, security requirements, and governance processes. * Present architecture solutions to governance boards and stakeholders for review and approval. * Collaborate with service architects, project teams, suppliers, and technical stakeholders to develop target operating models and service designs. * Support technical assurance activities, traceability of requirements, and governance compliance. * Act as a technical point of contact for architecture-related issues and requirements across the programme. ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [TikTok's Privacy Innovation](https://www.wearedevelopers.com/videos/1036-tiktok-s-privacy-innovation) - [Thinking Differently - How to Make Money from Cyber Attacks & Cheats](https://www.wearedevelopers.com/videos/745-thinking-differently-how-to-make-money-from-cyber-attacks-cheats) - [Walkaround Sequence Full](https://www.wearedevelopers.com/videos/1359-walkaround-sequence-full) - [We (don't) need a software architect!?!](https://www.wearedevelopers.com/videos/663-we-don-t-need-a-software-architect) - [An alternative approach to digital sovereignty: Confidential Computing](https://www.wearedevelopers.com/videos/100043-an-alternative-approach-to-digital-sovereignty-confidential-computing) ## Related Articles - [Events like RSAC Get You CISOs. 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