Security Engineer

My growing defence client is seeking a Security Engineer. You'll join a leading organisation that develops cutting edge products and technology.

Role Purpose

You'll own the security posture across our client's product portfolio-encompassing software, hardware, and services-by embedding robust security controls throughout the development lifecycle, identifying and mitigating risks, and ensuring compliance with defence-grade standards.

Key Responsibilities

• Risk Assessments & Vulnerability Management
• Conduct comprehensive security risk assessments at each product phase (design, implementation, deployment).
• Identify vulnerabilities in architectures, codebases, and configurations; drive remediation with development and operations teams.
• Secure Development Practices
• Partner with software and hardware engineers to integrate secure coding and design principles (e.g., threat modelling, secure-by-design).
• Perform security code reviews, provide guidance on secure libraries and frameworks.
• Standards & Compliance
• Ensure products meet regulatory and defence standards (ISO 27001/27005, NIST 800-30/53, JSP 440/604, Def Stan 05-series).
• Lead the creation and maintenance of security documentation (RMADS, Security Assurance Documents, Security Management Plans).
• Testing & Assurance
• Design and execute penetration tests and automated vulnerability scans; validate fixes.
• Oversee third-party security assessments as required.
• Continuous Improvement
• Drive security tooling and automation (CI/CD integration, SAST/DAST).
• Stay ahead of emerging threats and security technologies; evangelise best practices across teams.

Qualifications & Experience

• Proven experience (5+ years) in product or application security within defence, government, or security-cleared environments.
• Deep knowledge of risk management frameworks (ISO 27001/2/5/31000, NIST 800-series) and Defence Standards (JSPs, Def Stan 05-138/139).
• Hands-on experience with security testing tools and techniques (SAST, DAST, penetration testing).
• Eligible for UK SC clearance; right to work in the UK.

Why Join?

You'll Gain exposure to cutting-edge defence technology and intelligence insights. Good salary & benefits . The client offers flexible working options, with some hybrid/ remote working.
Apply now to be immediately considered for this fantastic opportunity.