7 of 7 Penetration Tester Jobs in the South East

Penetration Tester - SC CLEARED - Wokingham, Berkshire and remote - 5 months+ - START: JANUARY/FEBRUARY (Tester, Test, Testing, Test Analyst, Test Engineer, Test Specialist, AWS, Azure, Cloud, Crest, CyberScheme) One of our Blue Chip Clients is urgently looking for an SC Cleared Penetration Tester. Please find some details below: CONTRACTOR MUST HOLD ACTIVE SC CLEARANCE MUST BE … PAYE THROUGH UMBRELLA Role Description: A penetration tester plays a vital role within the UK's cybersecurity industry, particularly when assisting organisations with managing and mitigating security risks. The core responsibilities of a penetration tester are to identify vulnerabilities that are present in an organisation's IT infrastructure, applications, and networks through rigorous testing. Employing both … for maintaining an up-to-date knowledge of the ever-evolving threat landscape, adhering to ethical guidelines especially when handling sensitive data. In addition to strong technical skills, a penetration tester also needs to be able to demonstrate strong communication skills so complex findings can be described to non-technical stakeholders. Key Responsibilities Work as a professional, deliverable More ❯

Penetration Tester (OSCP) Location: Remote Position Type: Full-time Reports to: Senior Penetration Tester About the Organisation A high-growth security consultancy working across government, space programmes, and FTSE 100 organisations is expanding its offensive security function. The team delivers complex, high-impact testing and simulation work for clients across the UK, US, and Europe. With … retention, and a track record of delivering cutting-edge work, this is an opportunity to develop quickly in a technically challenging environment. Role Overview We’re looking for a Penetration Tester/Red Team Consultant with 1–3 years’ experience who thrives on variety, problem-solving, and continuous learning. You’ll deliver offensive security assessments, red team operations … Responsibilities Deliver red team, purple team, and wider offensive security engagements. Conduct attack simulations, threat modelling, and targeted technical testing. Carry out occasional physical security assessments. Produce high-quality penetration testing and red team reports. Communicate findings clearly to both technical and non-technical stakeholders. Support the development of offensive security services and internal methodologies. Contribute to R&D More ❯

Role Title: PEN Tester Location: Bearwood Rd, Sindlesham, Wokingham RG41 5BN | Hybrid - 3 office/2 home Duration: 30/06/2026 Rate: 500p/d via Umbrella Clearance: Contractor must hold active SC Clearance and be a sole UK National Role Description: A penetration tester plays a vital role within the UK's cybersecurity industry … particularly when assisting organisations with managing and mitigating security risks. The core responsibilities of a penetration tester are to identify vulnerabilities that are present in an organisation's IT infrastructure, applications and networks through rigorous testing. Employing both manual and automated techniques to simulate real world attacks, this will assess a company's security posture against any potential … for maintaining an up-to-date knowledge of the ever-evolving threat landscape, adhering to ethical guidelines especially when handling sensitive data. In addition to strong technical skills, a penetration tester also needs to be able to demonstrate strong communication skills so complex findings can be described to non-technical stakeholders. Required skills, experience and personal attributes: Proven More ❯

Penetration Tester £55,000 - 65,000 GBP Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Role: Pen Tester Location: London Salary: 55K - 65K Working Pattern: Hybrid The Opportunity: We are looking for an experienced Pen Tester to join a global Cyber Technical Services team that supports National Security, Defence, and Critical Infrastructure sectors. … You will be responsible for delivering comprehensive security testing engagements, applying your expertise to safeguard vital systems. What You Will Do as a Pen Tester: Lead end-to-end security testing projects including scoping, execution, and reporting Conduct application, infrastructure, and intelligence-led tests to identify vulnerabilities Produce clear technical and non-technical reports for diverse stakeholders Ensure safe … tools and develop improvements in scripts and techniques Collaborate with Threat Intelligence, Incident Response, and broader security teams to share knowledge What We Look For in a good Pen Tester: Proven experience in delivering security testing projects and understanding client risk mitigation needs Technical skills in adversary emulation, vulnerability discovery, and reverse engineering CHECK Team Leader status or equivalent More ❯

Junior Penetration Tester Position Description CGI Cyber Security Team in the UK is one of the largest Cyber consultancies in the UK with around 1700 members. The UK Cyber team works across a variety of domains including: Government, Defence, Critical Infrastructure, Healthcare, Utilities, Banking and Financial Services and many more. At CGI you will get the opportunity to … programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. Your future duties and responsibilities You would join our established team of penetration testers with the possibility of progressing to team leader or principal tester positions. You would be able to work flexibly, undertaking work at home and at client sites … range of areas including Risk Assessments, Vulnerability Management, Accreditations (ISO27001, GDPR), GRC (Governance, Risk, Compliance), Security Architecture Design and Build (technical and Non-technical), Incident Response, Protective Monitoring Services, Penetration Testing and much more. We take clients through a journey to improve their overall security posture and maturity to ensure they feel reassured in the Security control, measures and More ❯

Our client is looking for a Penetration Tester to join their team on six month initial contract, working onsite three days a week in Wokingham and the rest remote. This role is working via umbrella and requires a candidate with an active SC clearance. Required skills, experience and personal attributes: Proven experience (2-3 years) in an IT … pressurised environment whilst working towards and achieving deadlines. Use of MS Office software such as Word, Excel, Powerpoint The ability to travel to Capgemini customer locations. Strong knowledge of penetration testing tools including (Burpsuite, Metasploit, Nmap) etc Good knowledge of multiple Operating Systems (OS) including Windows &.NIX Ability to configure network devices, Firewalls, IDS/IPS devices and wireless More ❯

pressurised environment whilst working towards and achieving deadlines. Use of MS Office software such as Word, Excel, Powerpoint The ability to travel to Client customer locations. Strong knowledge of penetration testing tools including (Burpsuite, Metasploit, Nmap) etc Good knowledge of multiple Operating Systems (OS) including Windows &.NIX Ability to configure network devices, Firewalls, IDS/IPS devices and wireless More ❯