Penetration Tester

As a Penetration Tester, you will lead and conduct penetration tests and vulnerability assessments across a wide range of internal systems and security controls. Your work will directly strengthen our overall security posture through continuous testing, actionable insights and collaboration on remediation strategies., * Performing in-depth penetration testing across a variety of technologies, including Kubernetes, Jenkins and Windows Domain Services

• Delivering practical, impactful remediation advice to Control Owners based on identified vulnerabilities
• Supporting business and application owners in assessing and improving the effectiveness of their security controls
• Providing technical consulting and assurance to Risk, Compliance and Detection Engineering teams, including control assessments and configuration reviews
• Maintaining and enhancing the team’s operational tooling, automation and system integrations
• Mentoring and supporting less experienced team members, fostering knowledge sharing and growth

The ideal candidate will have the following skills and experience:

• Proven expertise across the full penetration testing lifecycle, from scoping and execution to reporting and stakeholder debriefs
• Deep understanding of vulnerability assessment practices, including effective remediation strategies for both infrastructure and application-level security
• Strong background in technical security roles across diverse environments; familiarity with DevOps technologies
• Experience validating the effectiveness of security controls through both manual and automated approaches
• Engineering experience, particularly in building automation and tooling to streamline team output
• Proficiency in development and scripting tools commonly used in DevSecOps, including Python, Jenkins and Ansible.
• Relevant security certifications with OSCP required and CRT or OSEP desirable
• Strong communication and interpersonal skills, with an emphasis on clear and concise written output

• Highly competitive compensation plus annual discretionary bonus
• Lunch provided via Just Eat for Business and dedicated barista bar
• 35 days’ annual leave
• 9% company pension contributions
• Informal dress code and excellent work-life balance
• Comprehensive healthcare and life assurance
• Cycle-to-work scheme
• Monthly company events