AI Security Architect Job at City of Westminster SWA Full Time

Job Description

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An opportunity has arisen for an AI Security Architect to join a well-established health research organisation and charity that supports large-scale medical research to improve disease prevention, diagnosis and treatment.

As an AI Security Architect, you will design and implement security frameworks, controls and secure operating models that enable the safe deployment and use of AI solutions across complex business environments.

This is a 6-month contract role, working remotely with occasional office visits in London, offering a competitive salary (Inside IR35) and benefits.

Visa sponsorship is not available.

You will be responsible for

• Conducting security assessments of AI solutions, including threat modelling
• Developing governance frameworks, security standards, and best practice for AI adoption
• Designing controls for identity, access management, auditability, and human oversight
• Supporting implementation of security guardrails for AI, generative AI, and agent-based systems
• Defining secure integration patterns between AI platforms and enterprise systems
• Identifying and mitigating AI-specific threats (e.g. prompt injection, jailbreaks, data leakage, poisoning, model extraction/inversion)
• Collaborating with security, technology, and business teams to balance innovation with security
• Providing guidance and knowledge transfer on AI security principles and emerging risks
• Producing clear documentation, standards, and operational guidance

What we are looking for

• Proven experience in a senior AI Security, Security Architecture, Cyber Security Architecture, Cloud Security Architecture, or Application Security role
• Hands-on experience securing AI, Generative AI, LLM, or agent-based environments in complex organisations
• Strong understanding of AI technologies and their business application
• Experience designing AI security controls, governance frameworks, secure workflows, and integration patterns
• Knowledge of AI threats and vulnerabilities (e.g. prompt injection, jailbreaks, data leakage, poisoning, model extraction/inversion)
• Strong background in security architecture, IAM, Zero Trust, audit controls, and secure integration
• Experience in threat modelling and security reviews across complex environments
• Practical, delivery-focused mindset with ability to enable innovation securely
• Must have right to work in the UK

This is an excellent opportunity for an AI security Architect where you can make a meaningful impact on the safe and effective adoption of emerging technologies.

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