Penetration Tester

PENETRATION TESTER REMOTE (OCCASIONAL TRAVEL TO OFFICE IN BATTERSEA)
OUTSIDE IR35 £ 500 TO £550 PER DAY DECEMBER STARTThis is an opportunity to join a growing in-house cyber security function that is continuing to expand its penetration testing capability across multiple business units. You'll take ownership of end-to-end testing engagements, working independently while helping shape the future direction of a mature and evolving security programme. The Company They are a large international organisation with a diverse portfolio of consumer-focused businesses operating across multiple regions.

Over recent years, they have invested significantly in building internal cyber security capabilities, creating a consultancy-style function that supports a broad range of technology environments. Their security team works closely with stakeholders across Europe and Asia, delivering high-quality testing and security assurance services.

The Role and Deliverables Lead and deliver end-to-end infrastructure and network penetration testing engagements. Perform in-depth assessments of enterprise network architectures and identify security weaknesses beyond standard vulnerability scanning. Conduct security testing across network boundaries and complex infrastructure environments. Engage directly with stakeholders to scope testing activities and communicate findings. Produce clear technical reports and present remediation recommendations to both technical and non-technical audiences.

Contribute to the ongoing development and maturity of the internal security testing capability. Your Skills & Experience Strong experience delivering infrastructure and network penetration testing engagements. Proven capability in assessing complex network architectures and identifying exploitable weaknesses. Experience managing the full penetration testing lifecycle independently, from scoping through to reporting. Ability to communicate technical findings and recommendations clearly to a range of stakeholders.

Strong client-facing and report-writing skills. Experience working across large, complex environments with multiple stakeholders. Exposure to Operational Technology (OT) security testing would be advantageous.

Experience with in telecommunications, retail, critical infrastructure, or similarly complex environments would be beneficial. Comfortable collaborating with international teams across different regions and time zones.

How to Apply

If you have strong infrastructure and network penetration testing experience and are looking for a contract opportunity where you can take ownership of testing engagements while contributing to a growing security function, apply today.