Cyber Security Penetration Tester
Accenture — London
Posted 2026-10-20
Job Title: Cyber Security Penetration Tester Locations: UK wide (hybrid work- 1x a month in office) Salary: Competitive salary and package (Depending on level of experience) Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK address history (typically including no periods of 30 consecutive days or more spent outside of the UK) at the point of application. Role overview As a Penetration Tester, you will deliver hands-on security testing of client web applications, APIs and infrastructure. Working within a collaborative testing team, and supported by senior testers and CHECK Team Leaders on complex engagements, you will find and validate vulnerabilities, demonstrate their real-world impact and give clients clear, practical remediation advice. This role suits an early-career tester who wants to broaden their technical skills and progress through recognised industry certifications. Key responsibilities Perform manual and tool-assisted testing of web applications, APIs and internal and external infrastructure. Identify, validate and safely exploit vulnerabilities within agreed rules of engagement, including