Cybersecurity Engineer

• Design cyber ranges and CTF-style challenges for automatically grading AI system performance on cybersecurity tasks
• Build agentic scaffolding to evaluate frontier models, equipping them with tools such as network packet capture utilities, penetration testing frameworks, and reverse engineering/disassembly tools
• Work alongside other engineers to ensure evaluation environments are robust and scalable
• Write reports, research papers and blog posts to share findings with stakeholders

Your work will directly shape the UK government's understanding of AI cyber capabilities, inform safety standards for frontier AI systems, and contribute to the global effort to develop rigorous evaluation methodologies.

• Strong Python skills with experience writing scripts for automation or security tooling
• Proven experience in at least one of the following areas of cybersecurity red-teaming: penetration testing, cyber range design, competing in or designing CTFs, developing automated security testing tools, bug bounties, vulnerability research, or exploit discovery and patching
• Strong interest in helping improve the safety of AI systems
• Familiarity with virtualisation technologies such as Proxmox VE and infrastructure-as-code approaches to enable reproducible test environments

• Annual salary between £65,000 and £145,000 plus 28.97% employer pension contribution on base salary
• Modern central London office or option to work in similar government offices in Birmingham, Cardiff, Darlington, Edinburgh, Salford or Bristol
• Hybrid working, flexibility for occasional remote work abroad and stipends for work-from-home equipment
• At least 25 days' annual leave, 8 public holidays, extra team-wide breaks and 3 days off for volunteering
• Generous paid parental leave (36 weeks of UK statutory leave shared between parents + 3 extra paid weeks)
• 5 days off learning and development, annual stipends for learning and development and funding for conferences