CTL/CTM Penetration Tester
Remote - With occasional travel to Manchester and Newcastle-Upon-Tyne
Rate - £785 per day Outside IR35
Must have Valid SC
About the Role
We are seeking an experienced CTL/CTM Penetration Tester to join a large Public Sector client delivering high-assurance security testing.
This role offers the opportunity to work on complex infrastructure, cloud, containerised, and enterprise environments, helping clients identify vulnerabilities and strengthen their security posture. You will be responsible for leading and delivering penetration testing engagements while providing expert guidance, coaching, and technical leadership to colleagues and clients.
Essential Requirements/Certifications
- Cyber Scheme Team Leader (CSTL) or Crest Certified Tester (CCT)
- Principal UK Cyber Security Council Professional (PriCSP)
- Security Cleared
Experience
- Demonstrable experience conducting penetration testing and security assessments within:
- Public Sector organisations
- Critical National Infrastructure (CNI)
- Large enterprise environments
- Experience delivering advanced penetration testing engagements and leading teams of testers assessing complex environments, including public cloud, infrastructure, Kubernetes, web applications and APIs.
- Strong understanding of current attack techniques, threat actors, and defensive controls
Technical Skills
- Manual penetration testing across:
- Internal and external infrastructure
- Web applications
- Networks and operating systems
- Cloud security testing:
- Microsoft Azure
- Amazon Web Services (AWS)
- Oracle Clound Infrastructure (OCI)
- On-premises infrastructure security assessments
- Container and orchestration platform security:
- Docker
- Kubernetes
- Identity and Access Management (IAM) security
- CI/CD pipeline security assessments
- Cloud-native and hybrid environment testing
- Security architecture and security control reviews
- Security Code Review
- Firewall Configuration Reviews
- Server and Workstation Build Reviews
Key Responsibilities
- Lead and perform penetration testing engagements across infrastructure, applications, cloud services, and containerised environments.
- Deliver detailed technical reports and executive-level findings.
- Conduct security assessments of Azure, AWS, Kubernetes, IAM, and CI/CD environments.
- Work directly with stakeholders to communicate complex technical risks clearly and effectively.
- Provide mentorship, coaching, and skills development to junior penetration testers.
- Support the continuous improvement of testing methodologies, tooling, and service offeringse
- Contribute to client workshops, security awareness sessions, and technical training activities.
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CTL/CTM Penetration Tester in Manchester employer: Layer7
Join a forward-thinking public sector organisation that values innovation and collaboration, where your expertise as a Data Subject Matter Expert will directly contribute to impactful data transformation initiatives. Enjoy a supportive work culture that prioritises professional development, offering numerous opportunities for growth and advancement in your career. Located in a dynamic environment, you will benefit from a strong commitment to compliance and best practices, ensuring your work is both meaningful and rewarding.
