Security Architect

Frontier Resourcing
City of London, Greater London

Job Description

Security Architect

Outside IR35 - Initial 6 month Contract

1 day a week in Central London

Requires Active SC clearance

Ideally starting within next 2/3 weeks (flexible)

Central Government Experience

We have a number of Security Architect positions working with large central government client. You'll need to be able to commit to working in Central London 1 day a week.

Job Requirements:

  • Work with project teams to understand product requirements and delivery milestones.
  • Conduct threat modelling to identify security risks across applications, integrations, and cloud-based architectures .
  • Advise on secure-by-design solutions , including access controls, encryption, network segmentation, and cloud-native technologies (e.g. containers).
  • Support secure development practices through guidance, code review input, and vulnerability assessment.
  • Assess risks across technology, processes, and people using frameworks such as ISO 27005 and NIST .
  • Review third-party and cloud service provider integrations to ensure appropriate technical and contractual security controls.
  • Support incident response planning and vulnerability management.
  • Define ITHC scope, coordinate penetration testing activities, and prepare pre-assessment documentation.

Posted 2026-03-31

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