Security Architect

Summer Browning; Greater London; Hybrid; GBP 129,000 - 203,000; Full time

Job summary

Summer-Browning Associates is supporting a Central Government client in London to appoint a Security Architect for an initial 6-month assignment, with possible extension. The role requires security clearance and a strong background in high-threat government security architecture.

Hybrid working in London is offered. The successful candidate will lead security architecture for large-scale cloud hosting (Azure and GCP), implement secure DevOps practices, and apply security controls to AI/ML

Qualifications

• Strong background in security architecture for high-threat government environments.
• Experience with cloud hosting in Azure and GCP.
• Security controls across AI/ML components.
• Knowledge of security frameworks: CAF, ISO 27001, NIST, COBIT, SABSA/TOGAF.

Responsibilities

• Lead security architecture for cloud hosting environments (Azure/GCP).
• Apply security controls to AI/ML components.
• Implement secure DevOps practices and IaC hardening.
• Ensure compliance with CAF, ISO 27001, NIST, COBIT and related standards.
• Collaborate with government stakeholders and project teams.

Skills

HLD security architecture

Cloud security (Azure/GCP)

Identity & device security

Secure DevOps / IaC hardening

AI/ML security controls

NCSC CAF

ISO 27001

NIST

COBIT

SABSA/TOGAF

Security architecture leadership

Security clearance

Security certifications (Desirable)

Tools

Azure

GCP

Job description

SECURITY ARCHITECT

Summer-Browning Associates is supporting our client in the Central Government who is seeking a Security Architect for an initial 6-month assignment, with the possibility of extension.

Location: London | Hybrid

The ideal candidate will hold security clearance and have a strong background in Security Architecture within a high-threat government environment.

The following skills and experience are required:

• A solid understanding of High-Level Security Architecture (HLD) and a secure-by-design approach.
• Experience leading security architecture for large-scale cloud hosting (specifically Azure and GCP) in high-threat government Tier 2/3 secure environments.
• Extensive knowledge of security architecture, including identity management, device security, workstation protection, cloud hosting, collaboration tools, networking, cryptography, operations, and data governance.
• Strong understanding of secure DevOps practices, CI/CD controls, and Infrastructure as Code (IaC) hardening.
• Experience applying security controls to AI and machine learning components,
• Demonstrable knowledge of cybersecurity frameworks and standards, including the NCSC Cyber Assessment Framework, ISO 27001, NIST, COBIT, as well as SABSA and TOGAF. -
• Preferred Qualifications: Industry certifications such as CompTIA Security+, CISSP, CISM, CEH, or GIAC are highly desirable.