Senior AI Security Engineer — Remote (UK)

InfoSec People Ltd; United Kingdom; Remote; GBP 90,000 - 125,000; Full time

Benefits offered by this job

Remote work

Job summary

InfoSec People Ltd in the United Kingdom is partnering with a fast-growing Cyber Security SaaS organisation to hire a Senior AI Security Engineer. You will help build autonomous AI agents capable of planning, reasoning and executing security workflows in tightly controlled environments.

This hands-on role focuses on production AI systems, security testing automation, and safe integration with tooling. Remote UK work with competitive salary and benefits.

Qualifications

• 4+ years' software engineering experience.
• Experience building and shipping production AI applications.
• Knowledge of agentic AI frameworks such as LangGraph, MCP, RAG or similar.
• Experience integrating AI systems with external tools and services.
• Kubernetes and Docker experience.
• Cloud experience, ideally GCP.
• Strong understanding of APIs, microservices and distributed systems.
• Excellent communication and collaboration skills.
• Genuine interest in cyber security and offensive security concepts.
• Startup or scale-up environments.
• Fully remote working.

Responsibilities

• Build autonomous AI agents that automate security testing activities.
• Develop production-grade LLM applications and orchestration systems.
• Create secure integrations between AI systems and tooling.
• Improve agent reasoning, planning and decision-making capabilities.
• Design and implement evaluation, monitoring and guardrail frameworks.
• Operate containerised workloads in Kubernetes environments.
• Partner with security specialists to automate attack-path analysis.
• Contribute to technical design discussions and mentor engineers.

Skills

Software engineering

Production AI applications

Kubernetes

Docker

Cloud (GCP)

APIs & Microservices

Security awareness

Team collaboration

Offensive security interest

Tools

LangGraph

MCP

RAG

Kubernetes

Docker

Job description

InfoSec People Ltd in the United Kingdom is partnering with a fast-growing Cyber Security SaaS organisation to hire a Senior AI Security Engineer. You will help build autonomous AI agents capable of planning, reasoning and executing security workflows in tightly controlled environments.

This hands-on role focuses on production AI systems, security testing automation, and safe integration with tooling. Remote UK work with competitive salary and benefits.