
Circle Group
AI Cyber Engineer - Milton Keynes
Job Description
Salary: £100,000 - 100,000 per year
Requirements:- Experience in Offensive Security or Penetration Testing, Application Security or Product Security, Security Engineering, AI Security, or DevSecOps.
- Experience with SAST and DAST tooling.
- Good understanding of secure software development and modern SDLC practices.
- Some coding experience, with confidence reading code, reviewing AI-generated code, making small changes, and understanding quality.
- Experience working with CI/CD pipelines, pull requests, and automated security controls.
- Naturally curious mindset with a desire to test, evaluate, and challenge new AI capabilities.
- Unrestricted right to work in the UK; visa sponsorship is not available.
- Explore how AI and LLMs can improve application security and software delivery.
- Build and refine AI-powered solutions that can replicate or outperform off-the-shelf security tooling where appropriate.
- Evaluate AI-assisted development platforms and assess where they improve productivity.
- Integrate AI into security workflows to reduce manual effort, improve developer experience, and shorten time to fix.
- Work with SAST, DAST, and other application security tooling to improve detection, prioritisation, and remediation.
- Test AI itself by understanding its strengths, weaknesses, limitations, attack surface, and reliability before recommending adoption.
- Help shape secure AI best practice across development teams.
- Work with CI/CD pipelines, pull requests, quality gates, and automation to improve security posture.
- Write scripts and lightweight tooling that improve developer experience while strengthening security outcomes.
- Identify areas where AI is not ready yet, while positioning the organisation to adopt new capabilities as the technology evolves.
- AI
- CI/CD
- DevSecOps
- Security
- Cursor
More:
We are a highly successful, well-funded technology business investing heavily in the future of AI-driven security. We offer a remote-first UK-based role with outstanding flexibility, including agreed periods of overseas working, and the chance to join a small, highly capable in-house security engineering team. Our culture is smart, agile, engineering-first, and mature, giving you autonomy to experiment, prototype solutions, and influence the direction of AI-enabled security across the organisation. We are backed by a financially secure business and offer a salary up to £120,000, with the opportunity to work on genuinely innovative AI security projects rather than simply operating existing tooling.
last updated 31 week of 2026
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About Circle Group

Circle Group
Milton Keynes
IT
Skills & Technologies
Inferred from job description
Salary Insight
£100,000
This role
£60,000
UK median
This salary is 67% above the UK median for Software Engineers (£60,000/yr).
Based on 2024–2025 UK technology sector benchmarks