Security Architect - DV cleared

Job in London, Greater London, W1B, England, UK

Listing for: CBSbutler

Full Time position
Listed on 2026-09-14

Job specializations:

IT/Tech
Cybersecurity, Systems Engineer, Information Security & Data Protection, Security Management & Operations

Security Architect +6 months ++DV cleared role - current active clearance is essential +Hybrid - London +Sole British national only - due to nature of the project+Outside IR35+650 - 750 a day We are seeking an experienced Cyber Security Architect to provide security architecture expertise across complex programmes within a secure, high-assurance environment.

The successful candidate will act as a senior security authority, ensuring secure-by-design principles are embedded throughout the delivery lifecycle and providing architectural assurance across new and existing technology solutions.

Key Responsibilities Design and assure secure architectures across complex technology environments.

Define security architecture principles, standards and design patterns.

Embed security into architecture and design governance.

Review existing cloud, hybrid and on-premises architectures and identify areas for improvement.

Translate cyber threats and risk into practical, proportionate security controls.

Provide security architecture support to technical teams and transformation programmes.

Ensure alignment with relevant security standards, frameworks and risk requirements.

Act as a senior technical authority and mentor other security and technical professionals.

Essential Skills & Experience Proven experience as a Cyber Security Architect.

Experience designing secure architectures within complex, high-risk or highly regulated environments.

Strong knowledge of NCSC CAF, ISO 27001 and relevant security frameworks.

Experience across cloud, hybrid and on-premises infrastructure.

Strong understanding of cyber threats, vulnerabilities and risk-based security design.

Experience translating security and compliance requirements into technical architecture.

Strong stakeholder management and communication skills.

TOGAF certification or equivalent enterprise architecture experience is desirable.

If you'd like to discuss this Security Architect role in more detail, please send your updated CV to c and I will get in touch.