New Job Opening: AI Security Researcher in Romsey, UK

Job Description

Our client is looking and Antifiacl Intellience Security Researcher to join thier well eastabilished team and focus on thier Defence & National Security cleints

AI Security Researcher

Salary- £65,000–£85,000 + bonus + excellent benefits

Location – Hamshire or Surrey - hybrid

Security Clearance – Candidates must hold an active SC clearance. Existing DV clearance is strongly advantageous.

About the role

Work at the cutting edge of AI and cyber security, researching and prototyping innovative solutions that protect critical national systems against sophisticated threats. This role is ideal for someone who thrives on hard technical problems, enjoys experimentation, and wants to make a tangible impact in high-stakes environments.

You'll join a collaborative, multidisciplinary team tackling mission-critical national security challenges — helping customers understand, assess, and defend against emerging AI-enabled risks.

What you'll be doing

• Conduct in-depth research into emerging AI security threats, vulnerabilities, and attack techniques


• Design and develop novel tools and prototypes that protect systems and inform customer decisions


• Perform vulnerability analysis, reverse engineering, and security assessments across a range of platforms


• Collaborate with multidisciplinary teams to transition research into real-world capabilities


• Contribute to technical reports, white papers, and customer deliverables


• Present complex findings clearly to both technical and non-technical audiences


• Stay ahead of the latest AI security developments and share insights with the wider team

What you'll bring

We'd love to hear from you if you have experience in one or more of:

• Exploit development


• Malware analysis


• Secure software development


• Vulnerability research


• ML model development


• Vulnerability research tools and frameworks


• OS/networks/system architecture


• Reverse engineering

Nice to have

• Experience researching AI, ML, or LLM security risks


• Track record turning research into working prototypes or customer-facing demos


• Ability to communicate complex findings to specialist and non-specialist audiences

Security clearance
Candidates must hold an active SC clearance. Existing DV clearance is strongly advantageous.