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Security Architect (SC cleared)

Sanderson Government and DefenceSouth East London, London🇬🇧United KingdomPosted 15 Jul 2026

Quick Overview

Work Type
Remote
Schedule
Full Time
Level
Mid Senior

Job Description

Job Title: Technical Cyber Security Architect (SC)
Location: Remote (UK-based) with travel as required
Employment Type: Full-time, Permanent
Security Clearance: Candidates must hold SC level clearance and meet UK residency requirements

About the Role

We're looking for a Security Architect to join our client; a leading Cyber Consultancy that's shaping the future of secure digital transformation.

This is a unique opportunity to work alongside expert peers in Secure Architecture and Risk Planning, contributing to a culture of collaboration, innovation, and continuous learning. You'll help clients define and implement security architectures that protect their assets and enable confident decision-making.

Key Responsibilities

  • Providing expert secure design advice and guidance to projects from the Discovery phase and throughout the life cycle through to disposal.
  • Ensuring adherence of solution and product designs to security standards, blueprints and architectural patterns.
  • Validating the design, implementation and effectiveness of security controls to confirm they meet their intended objective.
  • Delivering security architecture to support deployment of large data-driven services into private and public cloud environments.
  • Designing and scoping IT Health Checks which will identify principal security concerns for service-lines.
  • Reviewing outcomes of the ITHC and providing advice and guidance, and where required production of an action plan for vulnerabilities identified with clear recommendations and outcomes to mitigate and address.
  • Delivering risk, threat modelling and analysis for systems, applications and infrastructure.
  • Designing proportional security controls to bring risk within appetite, leveraging native cloud technologies.
  • Producing security architecture design artefacts including standards and blueprints.
  • Promoting the adoption of architectural and Secure By Design principles to reduce information risk.
  • Identifying security risks that arise from potential solution architectures, advising and assuring alternate solutions or counter measures to mitigate identified information risks.

What You'll Bring

Prior and proven experience gained as a Security Architect or in a technical cyber role working across public sector / government agencies.

Expertise in:

  • Security legislation (GDPR, PCI DSS, ICO)
  • Frameworks (ISO 27001, NIST CSF, CIS Controls v8)
  • HMG/NCSC policies and guidance
  • Cloud security (AWS, Azure)
  • Microservice architectures
  • PKI, Cryptography, Privileged Access Management

Certifications: SABSA, TOGAF, AWS/Azure Architect, CISSP, CISM (or working towards CIISEC/UK Cyber Security Council registration).

What's in it for You

  • Flexible Working: Remote-first with travel as needed.
  • Career Development: Continuous learning and professional growth.
  • Benefits Package: Includes Private Health Care, Cash Back Plan, Buy/Sell Holiday Options, Life Assurance, and more.

Interested?
Submit your application to learn more about this exciting opportunity.

Reasonable Adjustments:

Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients.

If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.


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