8 of 8 Contract Penetration Tester Jobs in England

Penetration Tester - Hybrid (Wokingham) - Circa £400 per day inside ir35 - 2/3 months+ All applicants must hold an active SC clearance. My client is a global leading IT consultancy. They are on the hunt for an SC cleared PEN Tester to join them on an assignment … until the end of the year. Key Responsibilities Conduct manual and automated penetration tests on web applications, networks, APIs, and mobile platforms Identify, exploit, and document security vulnerabilities with detailed risk assessment Develop and execute red team exercises and threat simulations Collaborate with development and infrastructure teams to remediate ...

Penetration Tester - 6 months - Hybrid (Reading) - Inside IR35 Rate: £400 per day (Inside IR35) Duration: 6 months Working Model: Hybrid - 3 days per week onsite in Reading Role Type: Contract Role Overview We are seeking an experienced Penetration Tester to join a delivery-focused security testing … environment. This is a hands-on role requiring strong technical expertise across offensive security, red teaming, and vulnerability assessment. You will lead and execute penetration testing engagements end-to-end, working closely with clients, developers, and security stakeholders to identify, exploit, and clearly communicate security risks while supporting improved ...

Penetration Tester - Legal Sector (OT/Live Systems) £750 Per Day Inside IR35 Location: Canary Wharf | 5 days on-site We're looking for an experienced Penetration Tester with proven law/legal sector experience to operate in a high-risk, high-sensitivity environment. This role … fully on-site and involves OT penetration testing on live production systems . You will: Perform penetration testing across IT and OT environments , including live legal systems Safely test operational technology and production platforms without business disruption Assess risk in line with legal, regulatory and client confidentiality requirements ...

Penetration Tester - Hybrid (Wokingham) - Circa £400 per day inside ir35 - 2/3 months+ All applicants must hold an active SC clearance. My client is a global leading IT consultancy. They are on the hunt for an SC cleared PEN Tester to join them on an assignment ...

Team Operator/Penetration Tester (SC or DV Cleared) £550-600 p/d Ncounter is supporting a specialist Defence consultancy on two upcoming Red Team engagements within a major Defence programme. These are initial 3-month contracts, with a strong likelihood of extension, forming the first wave … week onsite. Key responsibilities include: Supporting confirmation of scope sessions and contributing to detailed Red Team test plans Designing and executing adversary simulation and penetration testing activity against Defence systems Exploiting networks to enumerate services, escalate privileges, and move laterally Simulating advanced threat actor behaviour including command and control ...

Team Operator/Penetration Tester (SC or DV Cleared) £550-600 p/d Ncounter is supporting a specialist Defence consultancy on two upcoming Red Team engagements within a major Defence programme. These are initial 3-month contracts, with a strong likelihood of extension, forming the first wave ...

working with a global Software, Systems & Engineering company in the Defence Sector, supporting them with appointing a Lead Penetration Tester who will be working as part of a testing team undertaking CHECK and non-CHECK security testing works for customers. Day-to-day, you’ll undertake a variety … understanding of Active Directory, infrastructure, cloud security and common operating systems Previous experience delivering security testing services as a qualified (CREST or Cyber Scheme) tester NCSC CHECK Team Leader status in infrastructure (CCT-INF or CSTL-INF) A strong understanding of relevant laws and legal frameworks for security testing ...

working with a global Software, Systems & Engineering company in the Defence Sector, supporting them with appointing a Lead Penetration Tester who will be working as part of a testing team undertaking CHECK and non-CHECK security testing works for customers. Day-to-day, you’ll undertake a variety … understanding of Active Directory, infrastructure, cloud security and common operating systems Previous experience delivering security testing services as a qualified (CREST or Cyber Scheme) tester NCSC CHECK Team Leader status in infrastructure (CCT-INF or CSTL-INF) A strong understanding of relevant laws and legal frameworks for security testing ...