Security Architect - Basingstoke

  • Sivara GmbH
  • Basingstoke, Hampshire
  • 21/06/2026
Full time Information Technology Telecommunications

Job Description

Salary: £60,000 - 90,000 per year

Requirements
  • Active UK DV Clearance
  • Sole UK National (UKEO requirements apply)
  • Proven security architecture experience within MOD or wider Defence environments
  • Strong understanding of Secure by Design principles and risk-based security approaches
  • Experience producing and maintaining security architecture artefacts and documentation
  • Ability to engage confidently with technical teams, programme stakeholders, and senior leadership
  • Familiarity with secure systems engineering, accreditation processes, and operating within highly regulated environments
  • Enterprise or solution architecture experience within large-scale Defence programmes
  • Knowledge of secure cloud environments and modern infrastructure patterns
  • Experience working across complex, multi-supplier delivery environments
  • Relevant certifications such as CISSP, SABSA, TOGAF, or equivalent
Responsibilities
  • Join a high-assurance environment delivering critical capabilities for a major Defence programme
  • Support the delivery of complex, security-sensitive systems
  • Produce and maintain security architecture artefacts and documentation
  • Engage with technical teams, programme stakeholders, and senior leadership
  • Work within secure systems engineering and accreditation processes
  • Contribute to a long-term programme opportunity based on site in Basingstoke
Technologies
  • Architect
  • Cloud
  • Support
  • Security
  • TOGAF

We are supporting a major Defence programme and are looking to engage an experienced DV Cleared Security Architect to join a high-assurance environment delivering critical capabilities. This is a long term contract opportunity at £650-£700 per day, outside IR35, based in Basingstoke with five days per week on site. We operate at the forefront of UK Defence and require applicants to hold active DV clearance and be sole UK nationals.