Cyber Security Architect

Salary: £? - ? per year

Requirements:

• We need an experienced Security Architect or Cyber Security Consultant with proven experience in complex enterprise environments.
• We need strong experience in security architecture, risk assessments, and technical security reviews.
• We need experience reviewing and producing security impact assessments or similar security assurance documentation.
• We need the ability to assess technical solutions and provide practical security recommendations.
• We need a strong understanding of network security architecture, firewalls, secure connectivity, VPN technologies, security monitoring solutions, endpoint security controls, and cloud and infrastructure security.
• We need experience working on large-scale transformation or improvement programmes.
• We need excellent stakeholder management and communication skills.
• Desirable: experience in aviation, transport, critical national infrastructure, or other highly regulated sectors.
• Desirable: experience supporting environments with operational technology considerations.
• Desirable: familiarity with safety-critical systems and complex infrastructure environments.
• Desirable: experience working with DevOps or continuous improvement teams.
• Desirable: existing SC Clearance or the ability to obtain SC Clearance.

Responsibilities:

• We will support a major UK transport infrastructure organisation on a significant cyber security improvement and technology transformation programme.
• We will review and refresh existing Cyber Security Impact Assessments across a portfolio of live digital products and services.
• We will assess existing threat models and security architectures to ensure they reflect current risks and technology changes.
• We will provide security architecture guidance across projects from initial design through to delivery.
• We will conduct security risk assessments and provide recommendations for security improvements.
• We will support technical teams with secure design reviews and architectural assurance.
• We will review and advise on security improvements across network security, firewall technologies, secure remote access and VPN solutions, virtualisation environments, security monitoring and endpoint protection tooling, identity and access controls, and infrastructure security.
• We will work with engineering and DevOps teams to ensure security is embedded throughout the delivery lifecycle.
• We will produce clear security documentation, architectural recommendations, and risk treatment plans.
• We will support governance activities and security assurance processes.

Technologies:

• Architect
• Cloud
• DevOps
• Embedded
• Firewall
• Support
• Network
• Security
• VPN

More:

We are supporting a major UK transport infrastructure organisation undergoing a significant programme of cyber security improvement and technology transformation. This is a 12-month contract role, outside IR35, with a hybrid working pattern of 2 days per week on-site in West London / Greater London. It is an excellent opportunity for a Security Architect to support a high-profile cyber improvement programme within a complex, mission-critical and highly regulated environment.

last updated 31 week of 2026