20 of 20 Permanent Penetration Tester Jobs in England

Summary: CCL Solutions Group is seeking an exceptional Senior Penetration Tester with CHECK Team Leader Infrastructure (CTL-INF) qualifications to join our elite team of security professionals. Location: Home based Main Job Summary This is more than just a job, we're looking for individuals with a hacker's mindset, deep technical expertise, and a relentless drive to … leading provider of cybersecurity services, we are a team committed to making a real difference in protecting communities, businesses, and the critical infrastructure of the UK. As a Senior Penetration Tester within CCL Solutions Group, your key responsibilities will be: Lead and deliver end-to-end penetration testing engagements across infrastructure and cloud environments. Manage and mentor … Leader certification (Cyber Scheme Team Leader - INF or CREST CCT-INF). Minimum of 2 years delivering CHECK engagements as a CTL. At least 3 years of hands-on penetration testing experience in enterprise environments. Deep understanding of infrastructure testing, Active Directory security, and cloud technologies (AWS, Azure, Kubernetes). Strong familiarity with tools such as Nmap, Burp Suite More ❯

CHECK Senior Infrastructure Penetration Tester PGI is a global consultancy that helps organisations build digital resilience. We deploy our people to implement solutions on behalf of clients or to support them in developing their capabilities. Our Penetration Testers work with organisations of all sizes and types to detect and remediate vulnerabilities. They help identify areas lacking sufficient … could exploit, and makes recommendations to safeguard assets. What you'll be doing: Providing professional cybersecurity consultancy to internal and external stakeholders. Leading the delivery of PGI's infrastructure penetration testing. Collaborating on the design and delivery of new and existing service lines related to offensive security assessments. Supporting and often leading technical pre-sales, proposal writing, and client … ensure successful outcomes. Mentoring security consultants or clients by sharing knowledge and overseeing skill development. Participating in exercises such as Capture The Flag (CTF) challenges. Providing accurate scoping of penetration testing opportunities for sales activities. Supporting sales activities with proposals and client presentations. Supporting marketing with subject matter expertise and content development. Developing and maintaining technical skills and certifications More ❯

GoDefend is a growing UK-based cyber security company based in Newcastle upon Tyne, offering a wide-spectrum of cyber solutions whilst specialising in continuous vulnerability scanning and penetration testing. We are seeking a Penetration Tester with over three years of hands-on experience in offensive security. Youll join a growing, fast-paced cyber security team where … remote working), is ideal for a technically skilled professional who is also confident communicating with clients and translating complex risks into clear business language. What Youll Be Doing: Conduct penetration testing across web applications, mobile apps, cloud platforms, and internal networks. Perform detailed vulnerability assessments and provide actionable remediation guidance. Create professional, jargon-free reports suitable for both technical … propose preventative security controls. Keep abreast of emerging threats, vulnerabilities, and tools to enhance internal testing capabilities. What Were Looking For: Technical Skills: Minimum 3 years of hands-on penetration testing experience. Skilled in testing: Web apps, Mobile apps, Cloud (AWS, Azure, GCP), and On-prem infrastructure. Familiar with Burp Suite, Metasploit, Nmap, Wireshark, and other industry tools. Scripting More ❯

Are you a Penetration Tester with a passion for working in the government and defense sectors? Join a global consultancy specializing in security and risk management, helping organizations understand threats to their critical assets and implement intelligent security solutions. With a strong presence in the UK and operations worldwide, the company enable clients to navigate complex security challenges … ensuring the safety of their people, data, and reputation. The company is looking for a skilled Penetration Tester/Vulnerability Assessor to join the growing security team. If you would like to learn more about this opportunity, feel free to reach out and apply today! Key Responsibilities: Perform vulnerability assessments and penetration tests against infrastructure, web applications … and knowledge sharing within the team Stay up to date with emerging threats, tools, and techniques in the offensive security space Essential Skills and Experience: Hands-on experience with penetration testing or vulnerability assessments (commercial or demonstrable practical knowledge) Familiarity with tools such as Burp Suite, Nmap, Nessus, Metasploit, etc. Understanding of OWASP Top 10 and common exploitation techniques More ❯

IEC 27001. If you would like to learn more about this opportunity, feel free to reach out and apply today! Responsibilities: Conduct web, mobile, API, infrastructure, cloud, and wireless penetration testing. Create detailed technical reports and deliver test findings directly to clients. Provide remediation advice and post-assessment consultancy. Contribute to internal testing methodologies and Red Team/social More ❯

We are seeking a highly skilled and experienced Offensive Security Consultant with a strong focus on threat intelligence and attack methods. The ideal candidate will manage and conduct advanced penetration testing engagements, leveraging threat intelligence to simulate real-world attacks across various environments, including OT, IT, web applications, cloud infrastructure, and APIs. This role requires a deep understanding of … skills, and the ability to provide strategic, actionable recommendations to enhance our clients' security posture. What you'll be doing: Responsibilities: Lead and manage the full lifecycle of complex penetration testing engagements, applying a threat intelligence-led approach. Execute advanced penetration tests across environments such as applications, infrastructure, web, APIs, O365, Azure, AWS, and OT, using current threat … detection and response. Drive patching efforts for vulnerabilities based on threat intelligence and exploitation potential. What experience you'll bring: Skills and Qualifications: At least 5 years of professional penetration testing experience with a focus on adversarial tactics and threat intelligence. Understanding of OT and IT assets, technologies, and security best practices within the current threat landscape. Deep knowledge More ❯

Penetration Tester Infrastructure (UK-Based, Remote) We are currently recruiting for an experienced Penetration Tester specialising in Infrastructure Testing on behalf of a leading UK-based security consultancy. This company is renowned for its innovative approach to security, providing ongoing vulnerability assurance and continuous threat management through its advanced portal solution, beyond traditional point-in-time … assessments. The Role: As an Infrastructure Penetration Tester , you will be responsible for conducting thorough and formal assessments, delivering high-quality written reports that meet both industry standards and client deadlines. You will also support pre-engagement activities such as scoping projects and drafting proposals. Research into vulnerabilities within infrastructure and applications will be a key part of … your role, with a commitment to responsible disclosure practices. Key Responsibilities: Conduct Comprehensive Testing: Perform formal, in-depth penetration tests focused on infrastructure and occasionally other areas. Reporting: Deliver detailed, well-structured technical and non-technical reports in English. Vulnerability Assessments: Identify vulnerabilities and provide actionable remediation recommendations. Pre-Engagement Support: Assist in scoping client projects and drafting proposals More ❯

Penetration Tester £up to £100,000 GBP Bonus Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Role: Penetration Tester (Infrastructure Focus) Work Type & Location: Hybrid - London preferred (other UK locations considered) Role Type: Permanent Start Date: Immediate Anson McCade is proud to be supporting a global innovation and transformation consultancy in growing their … elite Digital & Data team. We're seeking a Penetration Tester with a deep focus on infrastructure and Active Directory environments. This isn't your typical web app testing role-this is hands-on, internal infrastructure testing in high-stakes client environments (defence, critical infrastructure, national security). This is a high-trust, high-impact role for someone confident … in navigating sensitive networks, with the ability to think independently, consult directly with clients, and deliver clear, actionable insights. As a Penetration Tester, you will: • Deliver internal infrastructure penetration tests, including Active Directory environments • Act as a trusted advisor to clients-this is a hands-on consulting-facing role • Document clear, concise technical reports for both technical More ❯

has grown to employ elite technical experts who have contributed to some of the world's largest technology and digital security projects. The NCSC-approved CHECK company specializes in penetration testing and security assessment services under the government-accredited CHECK scheme. They are currently seeking for a skilled Penetration Tester to join the growing team. This role … standard and in-house developed tools for security testing. Conduct manual reviews to identify issues within customer infrastructure and web applications. Perform various types of security testing, including network penetration, web application, mobile security assessments, and social engineering. Participate in red team engagements, employing creative strategies to outsmart defenders. Explore various approaches to gain unauthorized access to customer networks … solving capabilities. Possesses a solid understanding and fascination with fundamental concepts in operating systems and networking. Displays a keen interest in security principles and protocols. Demonstrates proven experience in penetration testing and/or security surveillance. Exhibits eagerness to absorb new knowledge and technologies. Programming Exposure A relevant Cyber Security certification is advantageous, e.g. (OSCP, CRT, CTM, CTL) Showcases More ❯

Penetration Tester £70000 - 100000 GBP 10% bonus Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Penetration Tester - Infrastructure Salary: £70,000-£100,000 (depending on experience) Location: Hybrid - London (2 days per week on-site) Note: To be eligible for this role, you must be eligible for UK Security Clearance (SC). A … high-performing digital security team is looking for an experienced Infrastructure Penetration Tester to join them in delivering critical assessments across complex and sensitive client environments. This is a hands-on internal testing role, not web application focused, where you'll be expected to work independently and navigate challenging systems with confidence. This role is suited to testers … who thrive in technically demanding scenarios, want autonomy, and are motivated by work with real-world impact. Key Responsibilities Conduct internal infrastructure and Active Directory penetration tests in live production environments Produce clear, concise reports tailored to both technical and non-technical audiences Build trusted relationships with clients in a consultancy-facing capacity Work within a small, high-trust More ❯

Are you a cybersecurity enthusiast with expertise in penetration testing across infrastructure, web applications, mobile, and cloud environments? A Penetration Tester is needed to deliver high-quality security assessments and support clients in identifying and addressing vulnerabilities across their technology landscape. Based near Doncaster or Manchester, this role involves hands-on penetration testing across infrastructure and … web, or cloud testing. Looking to deepen your expertise and work on meaningful security challenges? Apply now to be part of a team delivering real impact. Key Responsibilities: Conduct penetration testing on infrastructure, web applications, mobile platforms, and cloud environments to uncover vulnerabilities. Analyze testing outcomes and provide actionable recommendations to improve security measures. Collaborate with cross-functional teams … to develop and implement security strategies. Stay updated on emerging cybersecurity threats and adapt testing methodologies accordingly. Skills & Requirements: Proven experience in penetration testing for infrastructure, web applications, mobile, and cloud environments. Strong understanding of networking protocols, systems architecture, and security best practices. Proficiency in using penetration testing tools and techniques to identify vulnerabilities. Excellent problem-solving skills More ❯

Are you ready to venture deeper into your career as a Senior Penetration Testing Consultant? Join a well-established Managed Security Service Provider (MSSP) and a leading Fortinet and Microsoft partner, delivering high-impact cybersecurity solutions to clients in the defense, government, and financial services industries. Committed to nurturing talent, the organization offers a certification sponsorship and professional development … plan. They are currently seeking for a Senior Penetration Testing Consultant to lead advanced penetration tests and security assessments of systems, networks, and applications. Ready to take the next step in your career? Apply today! Responsibilities: Conduct advanced penetration tests, including complex network, application security, and specialized assessments. Use cutting-edge tools and techniques to identify and … exploit vulnerabilities in diverse environments. Apply knowledge and practical experience in cloud and mobile penetration testing. Collaborate with clients to define project scopes, objectives, and expectations, including conducting pre-engagement meetings to understand their environments and threat landscapes. Offer technical leadership by guiding and mentoring junior team members while reviewing and validating their work to ensure quality and accuracy. More ❯

Junior Penetration Tester - £25,000 - £35,000 (DOE) - Manchester Hybrid FryerMiles are delighted to be working with a cyber security organisation who are looking for a Junior Penetration Tester. Although no commercial penetration testing experience is required and training is provided, some extra curricular penetration testing experience on sites such as TryHackMe or Hack The … as Burpsuite or Nessus Strong understanding of OWASP top 10 Sole british citizen This position is a fantastic chance for someone who wants to progress their career as a penetration tester, opportunities for study support towards certifications suh as OSCP, CRT or CSTL are available. This position requires the ability to be security cleared so unfortunately cannot offer … sponsorship at this time. Junior Penetration Tester - £25,000 - £35,000 (DOE) - Manchester Hybrid More ❯

Join a dynamic cybersecurity team near Doncaster or Manchester, where you'll play a key role in securing clients' digital landscapes. As a penetration testing expert, you will work on cutting-edge projects across infrastructure, web applications, mobile, and cloud environments. Collaborating with a talented team, you'll have the opportunity to contribute to innovative cybersecurity solutions while enjoying … continued growth and development in the field. Take the next step in your cybersecurity career-apply now! Responsibilities: Conduct penetration testing on infrastructure, web applications, mobile platforms, and cloud environments to uncover vulnerabilities. Analyze testing outcomes and provide actionable recommendations to improve security measures. Collaborate with cross-functional teams to develop and implement security strategies. Stay updated on emerging … cybersecurity threats and adapt testing methodologies accordingly. Skills/Must Have: Proven experience in penetration testing for infrastructure, web applications, mobile, and cloud environments. Strong understanding of networking protocols, systems architecture, and security best practices. Proficiency in using penetration testing tools and techniques to identify vulnerabilities. Excellent problem-solving skills with a detail-oriented approach. Must be able More ❯

to work in a business where you stand to work alongside some very talented testers? CND are working with a boutique Cyber Security consultancy who are focused on the Penetration Testing market. What makes them stand out? They are not interested in flashy marketing and would never be caught trying to pass off a Nessus scan as a Penetration … tests. Currently holds a CHECK equivalency certification. Eligibility to hold or currently hold clearance. Experience working with Linux and Windows OS. Strong understanding of working with common tooling for penetration testing. Ideally, a knowledge of Cloud services such as Azure or AWS. Capability to script or code in Bash, Python etc. Appreciation for Cyber Security standards such as ISO27001 More ❯

Are you looking for an exciting new opportunity? Join a trusted security and compliance partner offering comprehensive services including GRC consulting, CREST-accredited penetration testing, and an industry-leading vulnerability management service. As the number one Global Service Partner of Vanta, the company has a proven track record of helping hundreds of businesses from tech startups to global industry … posture and compliance needs. If you would like to learn more about this opportunity, feel free to reach out and apply today! Responsibilities: Work across the full spectrum of penetration testing and red teaming Contribute to client relationships and leading high-level engagements Scoping and delivering advanced red team assessments Mentoring more junior team members Supporting innovation through offensive … security research Required Skills/Qualifications: Minimum 7 years of penetration testing experience, with at least 4 years in red teaming Strong hands-on background across a range of testing disciplines, including networks, infrastructure, applications, and cloud Comfortable in client-facing roles with strong communication skills Deep understanding of adversary simulation, lateral movement, and offensive tooling Capable of producing More ❯

Why join Dionach by Nomios? Since being acquired by Nomios in late 2024, Dionach by Nomios has continued its dynamic growth as a leading information security company. Specializing in penetration testing and information assurance services, we offer an incredible opportunity to be part of an experienced team, build your skills, and grow professionally. Dionach by Nomios holds impressive certifications … If you require accommodations during the application process, let us know, and we'll work to meet your needs. What You'll Do Lead and mentor a team of Penetration testers, fostering a collaborative and high-performance work environment. Lead and oversee complex infrastructure penetration tests ensuring that they are conducted thoroughly and in accordance with project requirement. … and mobile application tests, internal tests, infrastructure tests, but also, social engineering. Ensure all testing activities comply with CHECK standards. What We're Looking For Experience : Significant experience in penetration testing, including network, web application and internal penetration testing as well as experience of leading customer engagements on-site. Communication : Strong verbal and written skills for stakeholder management More ❯

Penetration Tester Location: Flexible across UK Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK address history at the point of application. Accenture is a leading global professional services company, providing a broad range of services in strategy and consulting, interactive, technology and operations, with digital … thought leadership and culture of innovation, we apply industry expertise, diverse skill sets and next-generation technology to each business challenge. We believe in inclusion and diversity and supporting Penetration Tester the whole person. Our core values comprise of Stewardship, Best People, Client Value Creation, One Global Network, Respect for the Individual and Integrity. Year after year, Accenture … and team centric manner. We are looking for experience in the following skills: CHECK Team Member status - will need to hold Check Team member exam Broad understanding of various penetration specialities from infrastructure to applications and cloud testing Demonstrable ability in deriving security requirements from functional objectives with limited knowledge of the underlying solution and customer/team direction More ❯

Penetration Tester Location: Flexible across UK Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK address history at the point of application. Accenture is a leading global professional services company, providing a broad range of services in strategy and consulting, interactive, technology and operations, with digital … thought leadership and culture of innovation, we apply industry expertise, diverse skill sets and next-generation technology to each business challenge. We believe in inclusion and diversity and supporting Penetration Tester the whole person. Our core values comprise of Stewardship, Best People, Client Value Creation, One Global Network, Respect for the Individual and Integrity. Year after year, Accenture … and team centric manner. We are looking for experience in the following skills: CHECK Team Member status - will need to hold Check Team member exam Broad understanding of various penetration specialities from infrastructure to applications and cloud testing Demonstrable ability in deriving security requirements from functional objectives with limited knowledge of the underlying solution and customer/team direction More ❯

Penetration Tester £up to £100,000 GBP Bonus Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Role: Penetration Tester (Infrastructure Focus) Work Type & Location: Hybrid - London preferred (other UK locations considered) Role Type: Permanent Start Date: Immediate Anson McCade is proud to be supporting a global innovation and transformation consultancy in growing click More ❯