AI Security Architect

Additional Resources Ltd.; Greater London; Hybrid; GBP 129,000 - 203,000; Full time

Job summary

Additional Resources Ltd. is seeking an AI Security Architect for a 6‑month remote contract with occasional London office visits to support a health research charity.

You will design security frameworks, conduct threat modelling, govern AI adoption, and implement guardrails for AI, generative AI, and agent-based systems across complex environments.

Collaborating with security, technology, and business teams, you will produce documentation and standards to guide secure AI initiatives.

Qualifications

• Senior AI Security experience in a leadership or architecture role.
• Hands-on experience securing AI/LLM environments in complex organisations.
• Strong understanding of AI threats, governance and secure workflows.

Responsibilities

• Conduct security assessments of AI solutions, including threat modelling.
• Develop governance frameworks and security standards for AI adoption.
• Design controls for identity, access management, auditability, and human oversight.
• Support implementation of security guardrails for AI, generative AI, and agent-based systems.
• Define secure integration patterns between AI platforms and enterprise systems.
• Identify and mitigate AI-specific threats (prompt injection, data leakage, etc.).
• Collaborate with security, technology and business teams to balance innovation with security.
• Provide guidance and knowledge transfer on AI security principles and emerging risks.

Skills

Senior AI Security

Security Architecture

IAM & Zero Trust

Threat Modelling

Secure AI Environments

Cloud Security

Governance & Compliance

Job description

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.

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.

Important Information: We endeavour to process your personal data in a fair and transparent manner.

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