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# Security Architect - SC Cleared - Inside IR35

- **Company:** gb
Sanderson Government and Defence
- **Location:** Beckenham, UK (Remote available)
- **Contract:** Temporary contract
- **Skills:** Cyber Security, DevOps, Statistical Hypothesis Testing
- **Published:** August 13, 2026
- **Apply:** https://www.totaljobs.com/job/security-architect/sanderson-government-and-defence-job107826950

## About the Role

* Security architecture delivery across large, complex IT landscapes in a regulated, critical environment
 * Broad experience across security architecture styles (e.g. cloud, distributed, monolithic)
 * A pragmatic approach to picking up architecture work started by previous resources, quickly assessing what is needed and driving to conclusions
 * Excellent stakeholder management, including influencing senior stakeholders and negotiating contentious architectural issues to reach consensus
 * Experience managing and recording key design decisions
 * Good understanding of programme reference architecture and governance processes
 * Able to manage people, navigate conflict, problem-solve, distil key discussion points, organise work and communicate effectively

## Description

The Security Architect will validate and complete the security architecture for the programme, ensuring designs are Secure by Design, supported by discovery-phase outputs, and taken through to verified high-level and low-level designs ahead of beta., * Verify and develop security architectural artefacts, including high-level and low-level designs, building on discovery-phase outputs, using programme architecture tooling, aligning to governance processes and developing Secure by Design (SbD) artefacts

 * Identify and close gaps in discovery outputs required to complete security designs
 * Engage directly with programme stakeholders and the wider community to gather information, run options analysis, workshop solutions and analyse documentation
 * Engage with the PPPT and wider Home Office security community to ensure solutions are compliant and informed by wider Home Office knowledge and experience
 * Develop security architectural artefacts compliant with programme and wider organisational standards, including Secure by Design processes
 * Validate security options and recommendations through programme peer engagements, design forums and technical design authorities
 * Work hands-on with alpha-phase development and DevOps resources to explain agreed architectures and incorporate feedback as architectures evolve
 * Support requirements development for future procurements and development activity, informed by discovery and alpha-phase hypothesis testing


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