Lead Security Architect

We are working with a client who is a global leader in consulting, technology services, and digital transformation, committed to delivering positive change through technology and human collaboration. They are seeking an experienced Lead Security Architect to support an application development programme on a 12-month engagement. The role will involve leading the technical security design of systems and services across complex, high-risk projects, while working closely with senior stakeholders across multiple teams and departments.

The successful candidate will be responsible for developing and reviewing secure architecture patterns and principles, ensuring security requirements are embedded throughout delivery. They will research and apply innovative security solutions, balancing business, technical, and security requirements while clearly communicating design decisions to both technical and non-technical stakeholders. The role will also act as a point of escalation for lower-grade architects and provide leadership across enterprise security architecture activities within the programme.

Key Responsibilities include:

• Leading the technical security design of systems and services across the application programme.
• Develop and review secure architecture patterns, standards, and principles.
• Work with senior stakeholders to communicate security risks and design decisions.
• Assess and advise on complex or high-impact security risks and tolerances.
• Contribute to security strategy, transformation activities, and enterprise architecture decisions.
• Research and apply emerging security technologies and innovative solutions.
• Support quality assurance and governance across security architecture deliverables.
• Influence security best practice across technical and non-technical teams.

We are looking for someone with strong experience in enterprise and security architecture within large, complex Public Sector or Healthcare environments. You will have the ability to design and review secure systems and services at scale. Experience managing and communicating complex security risks. Strong stakeholder management and communication skills across technical and non-technical audiences. Deep understanding of modern security technologies, vulnerabilities, and architecture principles. Experience working within transformation or cloud-based programmes. You should have knowledge of government security standards and frameworks. Experience influencing enterprise security strategy and governance. Familiarity with large-scale digital transformation programmes.

Please be clear that only candidates that meet the above criteria with the right to work, and that have been resident in the UK for the last 5 years or longer will be considered. No sponsorship is available. This role will allow for remote working here in the UK, but you must be able to attend key client sites in the London area when needed.

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