16 of 16 Penetration Tester Jobs in the UK

Penetration Tester £40-60K Fully Remote I’m seeking motivated and capable Penetration Tester to join a growing consultancy. You’ll work closely with highly skilled penetration testers, delivering high-quality testing services to a wide variety of organisations. The role covers the full … from pre-sales support through hands-on testing, reporting, and client debriefs. The ideal candidate will have at least two years of hands-on penetration testing experience and be comfortable delivering the following services: Web application penetration testing API security testing Internal and external infrastructure assessments, including build ...

Penetration Tester (Junior–Mid Level) - UK remote - £30,000 - £60,000 Opus is partnered with a specialist cyber security consultancy renowned for delivering high‐impact penetration testing, red‐team engagements, and advanced security assessments to clients across finance, government, defence, and enterprise sectors. Due to continued growth … they are seeking a Junior–Mid Level Penetration Tester with exceptional academic credentials and a strong technical foundation. This role is ideal for someone who has already gained hands‐on experience in offensive security—either commercially or through structured labs, CTFs, or research—and is ready to accelerate ...

Penetration Tester I'm currently hiring for a Penetration Tester role with a forward-thinking organisation in the West Midlands.An exciting in-house opportunity that blends hands-on technical challenge with real impact in CNI. This is a hybrid working-2 days a week ...

Penetration Tester- Highly Competitive Salary A leading global consultancy is seeking an experienced Penetration Tester to join their expanding cyber security team. This is a hands-on role offering exposure to a wide variety of industries and environments, allowing you to apply your technical expertise while … site Strong emphasis on training, certifications, and ongoing professional development Inclusive, supportive environment that values curiosity, collaboration, and quality What Youll Be Doing: Conduct penetration tests and security assessments across a range of systems and environments Produce clear, client-ready reports and present findings to stakeholders Work independently ...

offensive security testing to a wide range of organisations. They are expanding their Offensive Security Testing team and are looking for a CTM-qualified Penetration Tester who wants to work on meaningful, real-world engagements. Role: Penetration Tester (CTM Required) – Offensive Security Salary … Location: London | Hybrid What you’ll be doing Delivering penetration tests and vulnerability assessments across networks, infrastructure, and applications Supporting and leading testing engagements alongside experienced senior testers Producing clear, well-structured reports with practical remediation advice Using and developing skills with tools such as Metasploit and Burp Suite ...

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 ...

rapidly growing leader in proactive cybersecurity services is expanding its consulting team and seeking a Security Consultant with a strong background in mobile application penetration testing. This role is ideal for a hands-on penetration tester who enjoys uncovering complex vulnerabilities and delivering meaningful security improvements … APIs. The focus of this role is on producing high-quality, actionable findings that help organizations strengthen their security posture. Key Responsibilities Perform penetration testing engagements on mobile applications (iOS and Android) and associated APIs Identify weaknesses related to data storage, network communications, authentication, and cryptography Analyze mobile application ...

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 ...

Client is a cybersecurity company who offer security services to multiple businesses across varying industries. They are now looking for a graduate Penetration Tester to join their growing team! Main Duties: Vulnerability Identification: Conduct thorough assessments to identify security vulnerabilities in networks, applications, and systems. Exploitation and Reporting ...

Client is a cybersecurity company who offer security services to multiple businesses across varying industries. They are now looking for a graduate Penetration Tester to join their growing team! Main Duties: Vulnerability Identification: Conduct thorough assessments to identify security vulnerabilities in networks, applications, and systems click apply ...

Role Title: Penetration TesterLocation: WokinghamStart Date: Immediate after vettingRate: £530 per day UmbrellaDuration: 6 months+ Essentials Skills & Experiences:• CHECK Team Member qualification (CREST/CyberScheme)• Experience in Cloud Security (Azure experience)• Strong knowledge of penetration testing tools including (Burpsuite, Metasploit, Nmap) etc• Good knowledge of multiple Operating Systems ...

Junior Penetration TesterLocation: South West of England RegionI am working on an exciting opportunity to join a growing boutique organisation to are actively looking to bring in two juniors. Based out of the companies HQ, you will have the chance to develop your career through a 6 month training … Infra Applications. The ideal candidate would have the desire to learn and better there own ability plus have an understanding of penetration testing tools and techniques. If you hold OSCP, Elearn Security or equivalent certifications already this would be a bonus. Modis International Ltd acts as an employment agency ...

Senior Pen Tester/Red Team Security Specialist Remote or London Based (50%) The Client Based in London, my client are a prestigious Professional services organisation boasting a workplace with cutting-edge people that is moving with the modern ways of working. Named as one of the leading professional … role within the Information Security Team. The key tasks and responsibilities include, but are not limited to, the following: Conduct thorough Red Team offensive penetration testing on our IT (on prem and cloud) infrastructure to identify vulnerabilities and provide recommendations for remediation. Perform security assessments on cloud-based applications ...

Senior Pen Tester/Red Team Security Specialist Remote or London Based (50%) The Client Based in London, my client are a prestigious Professional services organisation boasting a workplace with cutting-edge people that is moving with the modern ways of working. Named as one of the leading professional ...

Are you ready to start an ethical hacking career? The demand for newly trained and qualified cyber security professionals has never been greater, offering excellent opportunities for growth and a wide range of benefits. Companies ...