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CyberSecurity Engineer, Offensive Security

London, UK💼 Full-time🗓 2026-04-17 → 2026-08-07

Core

Proactively hunt for vulnerabilities in agentic applications, cloud infrastructure, and foundational models; design and execute red/purple team exercises to stress-test defenses against sophisticated adversarial scenarios.

Role type

Senior IC offensive security researcher (AI/ML security)

Builds

Secure AI agents, cloud-native infrastructure, and AI-driven workflows for enterprise users

Domain

Artificial Intelligence / Machine Learning Security

Deliverable

production ML models | infrastructure

Required skills

Offensive security methodology, prompt injection defense, model manipulation detection, cloud security (AWS/GCP/Azure), container security (Kubernetes), CI/CD pipeline security, Python/React application security, AI/ML infrastructure assessment, automated tooling development

Preferred skills

AI/data science background, high-growth startup experience, detection engineering, SRE, security architecture

Technologies

Kubernetes, AWS, GCP, Azure, Python, React, CI/CD pipelines, macOS/Linux

Responsibilities

Hunt for vulnerabilities in agentic interactions and cloud infrastructure; design and execute red/purple team exercises; partner with defensive teams to translate offensive insights into improvements; conduct penetration testing across product suite; build and automate offensive tooling; shape security strategy through threat modeling and risk assessment

Seniority

Senior, hands-on IC

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