11 of 11 Part-Time Penetration Tester Jobs

Penetration Tester UK/Remote - 65,000 Are you an ambitious individual with a passion for uncovering vulnerabilities and strengthening digital defences? As a Penetration Tester you will be playing a key role in protecting our clients critical systems. Working in a fast-paced environment you will be working on multiple client engagements. This role has … clients that you could be engaged with both Public and Private Sector, some are one off engagements sometimes there will be multiyear engagements. Key Skills Hands-on experience in penetration testing or IT Health Check delivery Eligibility to obtain and maintain UK security clearances. Familiarity with common tools such as Burp Suite, Nmap, Nessus, Metasploit, etc. Understanding of network … protocols (TCP/IP, OSI model) and common web application Current penetration testing qualification such as CREST Practitioner Security Analyst (CPSA), Crest Registered Tester (CRT), or Cyber Scheme Team Member (CSTM). Exceptional documentation of your results and deliver the results to the client Ability to have technical chats with non-technical individuals to enable them to understand More ❯

Are you an ambitious individual with a passion for uncovering vulnerabilities and strengthening digital defences? As a Penetration Tester you will be playing a key role in protecting our clients critical systems. Working in a fast-paced environment you will be working on multiple client engagements. This role has come about due to the amount of requirements they … clients that you could be engaged with both Public and Private Sector, some are one off engagements sometimes there will be multiyear engagements. Key Skills Hands-on experience in penetration testing or IT Health Check delivery Eligibility to obtain and maintain UK security clearances. Familiarity with common tools such as Burp Suite, Nmap, Nessus, Metasploit, etc. Understanding of network … protocols (TCP/IP, OSI model) and common web application Current penetration testing qualification such as CREST Practitioner Security Analyst (CPSA), Crest Registered Tester (CRT), or Cyber Scheme Team Member (CSTM). Exceptional documentation of your results and deliver the results to the client Ability to have technical chats with non-technical individuals to enable them to understand More ❯

Manual Penetration Tester Fully Remote We're proud to be working with a renowned MSP in support of their search for an experienced Manual Penetration Tester. Key Responsibilities Carry out hands-on penetration testing across applications, infrastructure, and networks, with a particular focus on web apps and security products Deliver highly technical and effective security engagements … through hands on systematic and innovative testing Lead teams on client engagements as well as working alone Deliver detailed and actionable penetration test reports efficiently Explain complex security issues in a clear, business-focused way to different audiences, from technical development teams to senior non-technical management teams. Required experience Proven history in the delivery of manual penetration More ❯

Manual Penetration Tester Fully Remote We're proud to be working with a renowned MSP in support of their search for an experienced Manual Penetration Tester. Key Responsibilities Carry out hands-on penetration testing across applications, infrastructure, and networks, with a particular focus on web apps and security products Deliver highly technical and effective security engagements … through hands on systematic and innovative testing Lead teams on client engagements as well as working alone Deliver detailed and actionable penetration test reports efficiently Explain complex security issues in a clear, business-focused way to different audiences, from technical development teams to senior non-technical management teams. Required experience Proven history in the delivery of manual penetration More ❯

Manual Penetration Tester Fully Remote We're proud to be working with a renowned MSP in support of their search for an experienced Manual Penetration Tester. Key Responsibilities Carry out hands-on penetration testing across applications, infrastructure, and networks, with a particular focus on web apps and security products Deliver highly technical and effective security engagements … through hands on systematic and innovative testing Lead teams on client engagements as well as working alone Deliver detailed and actionable penetration test reports efficiently Explain complex security issues in a clear, business-focused way to different audiences, from technical development teams to senior non-technical management teams. Required experience Proven history in the delivery of manual penetration More ❯

We foster a culture of innovation, collaboration, recognition and inclusivity and offer a wide range of benefits to support staff wellbeing. PURPOSE OF JOB: Bytes is a CREST-certified penetration testing organisation with ambitious growth and expansion plans. We are looking for motivated individuals to join our testing team and work with a wide range of customers across all … aspects of penetration testing. This role offers the opportunity to be part of a highly skilled and collaborative team, delivering high-quality testing and security consulting services in real-world environments. We welcome candidates with either a broad set of skills or a focus on specific areas within penetration testing. Whether you're experienced or looking to grow … this role is ideal for anyone who has been providing penetration testing or security consulting services and wants to gain further experience, achieve new certifications, or simply work with a great team. You will be working under the guidance of a team leader or Head of Assurance testing and will be actively involved in client engagements, while also having More ❯

Penetration Tester | CHECK CTL or CTM | Outside IR35 | Short Term Engagement My client is an exciting and growing consultancy based in London that requires a Pen Tester for a short-term contract. This role has been deemed as outside IR35 and will be remote-first, with the occasional trip into London required. Key Skills: Strong Pen Testing More ❯

in the UK, offering the opportunity to work across a diverse range of client environments from enterprise networks to public sector systems. Youll be responsible for delivering hands-on penetration testing engagements, identifying vulnerabilities through systematic and innovative testing, and translating technical findings into meaningful business insights. The role offers strong progression opportunities, access to industry-recognised training, and … All services are designed, implemented, and supported by in-house specialists using a privately owned, state-of-the-art national infrastructure. What Youll Be Doing: Conduct end-to-end penetration testing across infrastructure, web applications, and internal networks Lead or support security testing engagements and deliver concise, high-quality reports Translate technical findings into clear business impact and actionable … vulnerabilities, exploits, and industry best practices Contribute to internal development of tools, research, and process improvement initiatives What Were Looking For: 12 years of hands-on experience in manual penetration testing (infrastructure and/or web applications) Strong understanding of TCP/IP, networking concepts, and web application architecture Familiarity with tools such as Burp Suite, Nmap, Metasploit, or More ❯

Company Description BreachLock is a global leader in Continuous Attack Surface Discovery and Penetration Testing. We provide enterprises with evidence-based risk across their entire attack surface to determine how they will respond to an attack. Our services include Attack Surface Management, Penetration Testing, and Red Teaming. We're Hiring: Red Team Specialist UK (Remote) | BreachLock Inc. Join … defenses, and helping Fortune 500 clients improve their cyber resilience. What Youll Do: Plan and execute full-scope red team engagements (TIBER-style, MITRE ATT&CK aligned) Perform focused penetration tests on web applications, mobile apps (iOS/Android), APIs, and backend services , as well as traditional network/cloud infrastructure and specialised targets (IoT/OT) when required. More ❯

We are seeking an enthusiastic security consultant to join our team. Working alongside some of the best hacking minds in the country, you will be delivering pen testing services to a diverse range of clients, from presales through to delivery More ❯

Harrington Starr have partnered with a global multi billion pound business in Belfast as they seek a Vulnerability and Penetration Testing Engineer to join their Belfast Centre team in providing security architecture, vulnerability and risk assessment. Responsibilities: Thoroughly evaluate proposed and current solutions to ensure compliance with established standards for secure system design. This includes meeting requirements outlines in … for WhiteHat/Ethical Hacking. Experience with automated tools such as Nessus, Appscan, Burp Suite, Nipper, and Trustwave. Expert understanding of the difference between a vulnerability assessment and a penetration test in the context of assessment scope, objectives, and deliverables. Working knowledge of information security frameworks such as ISO27001, NIST, and CIS. If this sounds like a good opportunity More ❯