Lead Product Security Engineer

Matchtech; United Kingdom; Hybrid; GBP 50,000 - 70,000; Full time

Job summary

A leading defence technology company in the UK is seeking a skilled Security Engineer to spearhead product security across high-integrity systems. The role involves managing security throughout the product lifecycle, ensuring compliance with customer and regulatory demands. The successful candidate will possess the relevant degree and certifications, including CISSP, and have a strong background in defence security protocols.

Qualifications

• Background in securing defence or commercial systems.
• Eligible for SC clearance (UK-only).
• Understanding of quantum cryptography.

Responsibilities

• Lead the definition, implementation, and governance of product security measures.
• Develop Security Management Plans, risk assessments, and mitigation strategies.
• Prepare security documentation including Protection Profiles and Security Targets.

Skills

Product Security

Accreditation

Communication

Leadership

Collaboration

Education

Degree in engineering, computer science, or related field

Tools

CISSP

NCSC Certified Professional

ISO 27000

NIST SP800

JSP440

Job description

Our client, a leading defence technology company, is seeking skilled Security Engineers to develop and manage product security for high-integrity systems.

Key skills required for this role

Product Security, Accreditation

Important

Lead Product Security Engineer

Location: Luton (Hybrid working - est 1-2 days per week onsite)

Duration: 12 month initial contract

Job Title: Security Engineer - Defence & Government Systems

Overview:

A leading defence technology company is seeking a skilled Security Engineer to develop and manage product security for high-integrity systems. You will oversee security throughout the product lifecycle-from concept to maintenance-ensuring alignment with customer and regulatory requirements.

Key Responsibilities:

• Lead the definition, implementation, and governance of product security measures across the entire system lifecycle.
• Develop Security Management Plans, risk assessments, and mitigation strategies.
• Define and review security requirements for product teams.
• Support system accreditation, liaising with security accreditors and assurance teams.
• Prepare security documentation including Protection Profiles, Security Targets, and TEMPEST Control Plans.
• Assist with platform lockdown, penetration testing, and vulnerability management.
• Lead incident response efforts and support product security training.

Skills & Experience:

• Background in securing defence or commercial systems.
• Degree in engineering, computer science, or related field.
• Certified security professional (e.g. CISSP, NCSC Certified Professional).
• Familiar with UK/NATO IA standards (ISO 27000, NIST SP800, JSP440, etc.).
• Experience with accreditation, security evaluation, and cryptographic systems.
• Strong communication, leadership, and collaboration skills.
• Eligible for SC clearance (UK-only caveat).
• DV clearance
• Understanding of quantum cryptography
• Familiarity with NATO security policies and advisory boards

Primarily desk-based with some UK/international travel. Flexible remote working is available, though some on-site presence is required.

Matchtech is a STEM Recruitment Specialist, with over 40 years’ experience