Penetration Tester jobs in United Kingdom

Are you a Penetration Tester with a passion for working in the government and defense sectors? Join a global consultancy specializing in security and risk management, helping organizations understand threats to their critical assets and implement intelligent security solutions. With a strong presence in the UK and operations worldwide, the company enable clients to navigate complex security challenges, ensuring the safety of their people, data, and reputation.

The company is looking for a skilled Penetration Tester / Vulnerability Assessor to join the growing security team. If you would like to learn more about this opportunity, feel free to reach out and apply today!

Key Responsibilities:

• Perform vulnerability assessments and penetration tests against infrastructure, web applications, and cloud environments
• Deliver technical and non-technical findings to clients, both in written reports and during debrief sessions
• Collaborate with internal teams to scope and deliver engagements in line with best practices (e.g. OWASP, NIST, CHECK)
• Contribute to continuous service improvements and knowledge sharing within the team
• Stay up to date with emerging threats, tools, and techniques in the offensive security space

Essential Skills and Experience:

• Hands-on experience with penetration testing or vulnerability assessments (commercial or demonstrable practical knowledge)
• Familiarity with tools such as Burp Suite, Nmap, Nessus, Metasploit, etc.
• Understanding of OWASP Top 10 and common exploitation techniques
• Strong written and verbal communication skills for technical documentation and client interaction
• UK resident with eligibility for SC clearance (or already SC cleared)

Desirable:

• Experience working in public sector or regulated environments
• Certifications such as OSCP, CRT, CEH, or CompTIA Pentest+
• Exposure to cloud environments (AWS, Azure) from a security perspective
• Scripting or automation (Python, PowerShell, Bash)

Location:

• South UK (M4 Corridor – Travel to clients / work from home)

Salary:

• Up to £60,000 depending on experience