19 of 19 Penetration Tester Jobs

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 – Bristol | Full-Time | Office based with Client Travel Salary: £30,000 - £65,000pa (Depending on experience) My client is a UK-based technology and cybersecurity consultancy delivering cutting-edge solutions across sectors including telecoms, finance, defence, rail, and aerospace. With expertise in cybersecurity, software development … they work on some of the most critical and challenging projects in the UK and beyond. The Role They’re looking for an experienced Penetration Tester to join their expert team in Bristol. You’ll be responsible for conducting advanced penetration tests, red team exercises, and vulnerability ...

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 ...

Senior Penetration Tester - UK remote - £70,000 - £90,000 Financial Services Opus are working with a leading financial services institution that are expanding its internal Penetration Testing function and is seeking an experienced Senior Penetration Tester . This is an opportunity to join a growing … highly skilled team responsible for delivering high impact security testing across complex, regulated environments. You'll be responsible for planning and executing penetration tests across infrastructure, applications, cloud environments, and internal systems, with a strong emphasis on financial‐grade security controls. This role is ideal for someone who thrives ...

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 … until the end of the year. Key Responsibilities Conduct manual and automated penetration tests on web applications, networks, APIs, and mobil... ...

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 ...

CHECK Penetration Tester – UK Remote - £50,000 - £100,000 Elite Offensive Security Consultancy | Advanced Testing | High‐Impact Engagements I’ve recently partnered with a leading advanced penetration testing consultancy that is expanding its presence into the UK. As part of this growth, they are looking for experienced … CHECK certified penetration testers to join their newly forming UK team. This is not your typical testing role. This consultancy is widely recognised for its deep technical capability, research driven approach, and highly complex offensive security engagements. With increasing demand across the UK, they are building a specialist team ...

Details Role/Job Title: Pen Tester Work Location: TCS Reading Mode of Working: Hybrid Hybrid Requirement: 3 days The Role We're looking for Security Consultant/Senior Security Consultant with expertise in penetration testing. As part of our Cyber Security team, you shall perform penetration testing which includes internet, intranet, wireless, web application, social engineering and physical penetration testing. You shall also perform in-depth analysis of penetration testing results and create report that describes findings, exploitation procedures, risks and recommendations. -------> Please include a brief outline of the impact this role will ...

Für den Standort München suchen wir: SENIOR CYBER SECURITY PENETRATION TESTER (D/F/M) Your tasks: Execution of penetration tests on web applications, networks, cloud environments, and mobile applications, as well as participation in red team exercises Identification, exploitation, and documentation of vulnerabilities in compliance … experience in the above-mentioned areas of responsibility Advanced knowledge and experience in application, network, and cloud security testing Proven knowledge and experience with penetration testing tools (e.g., Burp Suite, Metasploit, Nmap, Kali Linux, Wireshark, etc.) and scripting experience for automation (Python, PowerShell, Bash, etc.) Strong knowledge and experience ...

looking to hire two Lead Penetration Testers with CTL Certification. This is a chance to join a well-established cybersecurity team that supports organisations across both public and private sectors. You’ll play a key role in delivering high-quality penetration testing that helps clients stay secure … fast-moving threat landscape. Role Overview: Role: Lead Penetration Tester (CTL Certified) Location: Remote with ad-hoc travel to client sites. Package: £60,000- £80,000 per annum & benefits. Industry: Cyber Security/Managed Security Services. What You’ll Be Doing: Deliver a wide range of penetration ...

Team Operator/Penetration Tester 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 of a wider pipeline of similar work expected over … 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 … 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 ...

Role: Penetration Testing & GRC Coordinator Location: Sheffield (UK) - preference for local/regular on-site presence Context & Rationale Our client is strengthening its cyber security assurance and regulatory posture across a complex, multi-regional technology environment. As part of this, they require a specialist coordination role to ensure regulatory … risk-driven penetration testing programmes are delivered consistently, efficiently, and with clear accountability. This is a non-hands-on penetration testing role . The value lies in orchestration, governance, stakeholder engagement, and clarity-particularly across geographically distributed teams and regulators. A critical differentiator for this position ...

JUNIOR PCI PENETRATION TESTERS - LONDON (REMOTE) £35,000 - £45,000 | Fully Remote (UK-based) | Cybersecurity Scale-Up A rapidly growing cybersecurity company is seeking Junior PCI Penetration Testers to join their expanding offensive security team. The Role: Conduct PCI-DSS v4.0 compliance testing including manual penetration testing … stakeholders Support clients in maintaining PCI-DSS compliance Essential Requirements: UK Bachelor's degree in Computer Science, Cybersecurity or related subject 1+ years commercial penetration testing experience Strong understanding of operating systems, networking fundamentals, and security concepts Exposure to or interest in PCI-DSS compliance testing Programming/scripting ...

Role/Job Title: Pen Tester Work Location: Reading (3days) The Role We're looking for a Security Consultant/Senior Security Consultant with expertise in penetration testing. As part of our Cyber Security team, you shall perform penetration testing which includes internet, intranet, wireless, web application … social engineering and physical penetration testing. You shall also perform in-depth analysis of penetration testing results and create a report that describes findings, exploitation procedures, risks and recommendations. Please include a brief outline of the impact this role will have, including overview of customer industry and projects ...

JUNIOR PCI PENETRATION TESTERS - LONDON (REMOTE) £35,000 - £45,000 | Fully Remote (UK-based) | Cybersecurity Scale-Up A rapidly growing cybersecurity company is seeking Junior PCI Penetration Testers to join their expanding offensive security team. The Role: Conduct PCI-DSS v4.0 compliance testing including manual penetration testing … stakeholders Support clients in maintaining PCI-DSS compliance Essential Requirements: UK Bachelor's degree in Computer Science, Cybersecurity or related subject 1+ years commercial penetration testing experience Strong understanding of operating systems, networking fundamentals, and security concepts Exposure to or interest in PCI-DSS compliance testing Programming/scripting ...

Role/Job Title: Pen Tester Work Location: Reading (3days) The Role We're looking for a Security Consultant/Senior Security Consultant with expertise in penetration testing. As part of our Cyber Security team, you shall perform penetration testing which includes internet, intranet, wireless, web application … social engineering and physical penetration testing click apply for full job details ...