Principal Penetration Tester Location: Mainly remote, with occasional site visits (expenses paid)
Duration: Initial 6-month contract, with a strong likelihood of extension
IR35: Outside IR35
Role Overview We are seeking an experienced Principal Penetration Tester to lead and deliver complex penetration testing and security assessment engagements for one our clients
The successful candidate will provide hands-on technical expertise across infrastructure, cloud, applications, Kubernetes and hybrid environments, while also leading testing teams and mentoring junior consultants.
Essential Requirements Cyber Scheme Team Leader (CSTL) or CREST Certified Tester (CCT)
Principal UK Cyber Security Council Professional (PriCSP)
Current Security Clearance
Proven experience leading complex penetration testing engagements and teams
Experience working within Public Sector, CNI and large enterprise environments
Technical Experience Strong hands-on experience across:
Manual penetration testing of internal/external infrastructure, networks, operating systems and web applications
Cloud security testing across Microsoft Azure, AWS and Oracle Cloud Infrastructure (OCI)
Kubernetes and Docker security assessments
IAM and identity security
CI/CD pipeline and cloud-native security
Hybrid and on-premises infrastructure assessments
Security architecture and security control reviews
Secure code reviews
Firewall configuration reviews
Server and workstation build reviews
APIs and complex application environments
Principal Penetration Tester in London employer: Morson Edge
As a leading player in the Energy Sector, our company offers an exceptional work environment in Bridgwater, Somerset, where you can thrive as a Welding / NDT Field Engineer. We pride ourselves on fostering a collaborative culture that prioritises employee growth and development, alongside competitive daily rates and the potential for contract extensions until December 2026. Join us to be part of a dynamic team dedicated to making a meaningful impact in the energy industry.
