23 of 23 Permanent Penetration Testing Jobs in Cambridge

Penetration Tester – CREST Certified Location: Remote, UK Job Type: Full-time/Permanent Reporting to: Software Engineering Manager (QA Automation) Join TLScontact – Secure the Future of Global Visa & Immigration Services! At TLScontact , we specialize in delivering seamless and secure visa and immigration solutions for governments and travelers worldwide. Security … is at the heart of our digital transformation, and we are looking for a Security Testing Engineer (Pentester) to help safeguard our platforms and applications. If you are passionate about penetration testing, vulnerability analysis, and secure development, this role is perfect for you! You will work closely … software engineering teams to identify security risks, implement best practices, and enhance the security posture of our digital services. Your Mission Perform offensive security testing (penetration testing) on web applications and services. Conduct manual and automated code analysis to detect vulnerabilities and non-trivial security issues. Support More ❯

Job Title: Penetration Tester Role: Are you a cybersecurity enthusiast with expertise in penetration testing across infrastructure, web applications, mobile, and cloud environments? Join our team near Doncaster or Manchester, where you'll play a key role in securing our clients' digital landscapes. Work on cutting-edge … projects in infrastructure penetration testing. Collaborate with a talented and dynamic cybersecurity team. Enjoy opportunities for growth and development in the cybersecurity field. Responsibilities: Conduct penetration testing on infrastructure, web applications, mobile platforms, and cloud environments to uncover vulnerabilities. Analyse 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 More ❯

salary is totally dependant on your experience, from 3 years to 30 years. The requirements are as follows: Manual Testers/QA Analysts & Automation Testing Execute test cases manually. Focus on UI/UX, functionality, user stories, and regression. Tools: Excel, TestRail, Zephyr, Jira, Quality Center. Create and execute … automated test scripts. Improve test coverage, speed up regression cycle. Tools: UFT (Unified Functional Testing) – enterprise tool for functional/regression testing (VBScript). Selenium Cypress Appium Playwright , TestComplete , Ranorex , Robot Framework . Multiple Deliverables SDET Testing (Software Development Engineer in Test) Ideally Developer-tester hybrid. Write … testing frameworks and also contribute to production code. Strong coding background (Java, Python, C#, etc.). Build integration and end-to-end automation pipelines. Performance/Load Testing Simulates real-world load and stress on systems. Ensures system performance, scalability, and reliability. Tools: JMeter , LoadRunner , Gatling , Neoload . More ❯

growing, agile cyber consultancy working with UK and international clients. You’ll join a high-performing Threat Operations team, delivering advanced offensive security services—penetration testing, phishing simulations, code reviews—and play a key role in shaping how they support their clients' evolving needs. 🔍 What You’ll Do … Lead the creation and delivery of our clients' offensive security services Perform penetration testing, code reviews, phishing simulations, and assessments Travel internationally to support partner nations with cyber capability development Design and deliver bespoke training and mentoring packages Collaborate across the Threat Operations team to share insights and … strengthen their cyber intelligence 🧠 What You Bring Expertise in advanced penetration testing (web & desktop apps), phishing, and code review Strong problem-solving, communication, and stakeholder management skills Ability to teach and adapt content for global, multicultural audiences Self-starter mindset—comfortable working solo or in a team, locally More ❯

Pentest People is a UK-based security consultancy specialising in providing Penetration Testing as a Service to all its clients. We are seeking a Pre-sales Consultant to support our Sales team by providing technical expertise to customers and prospects throughout the sales process. Reporting directly to our … The primary responsibility of the role is to determine the scope of work for various Cyber Security products and services, with a focus on Penetration Testing. You will work with internal teams to create comprehensive proposals, ensuring a smooth sales experience and presenting the company in the best possible … The ideal candidate will have a background in Technical Sales Support, along with a strong interest in Cyber Security (knowledge of Cyber Security or Penetration Testing is a plus). You should excel at building professional relationships based on trust and credibility, and be comfortable in a client More ❯

Principal Penetration Tester - £95k - Leeds (Remote first) - Amazing growth opportunities G.Digital have partnered exclusively with one of our BRAND NEW clients looking to add to their Penetration Testing Practice. You'll be the 'right-hand' to a highly regarded Security Tech Director that has broad experience scaling … Security practices, and you'll be 'taking the reigns' from their Principal responsibilities taking full ownership of the Pen testing practice. What can you expect? FULL autonomy and the opportunity to take ownership of your on Service Delivery Stream Remote first work - Minimum Bi-yearly meet-ups Flexi hours … multiple Industries Have previously lead a team (2 direct line reports/11 overall) Relevant Cyber credentials - CCT is a must Expertise in Infrastructure Penetration Testing Any competencies in a Scripting/Programming language (Python ideal) Comfortable in a Pre-sales capacity Adhoc There's a 2 interview More ❯

Pentest People is a UK-based security consultancy specialising in providing Penetration Testing as a Service to all its clients. Our innovative approach to security testing merges the benefits of consultant-led penetration testing with ongoing vulnerability assurance through our advanced SecurePortal. This provides clients More ❯

email campaigns, LinkedIn outreach, and industry events. Client Qualification – Assess the security needs and challenges of potential clients to determine how the company’s penetration testing, red teaming, and cyber maturity assessments can add value. Sales Outreach – Initiate contact with prospects, educate them on cyber security services, and … position services effectively. Qualifications & Experience 2+ years of experience in business development, sales, or lead generation within the cyber security sector. Strong understanding of penetration testing, red teaming, incident response, and cyber maturity assessments. Excellent communication skills, with the ability to simplify complex technical concepts and convey their More ❯

Senior QA Engineer QA, Web/Mobile testing, Functional/Regression testing Salary circa £55,000 - £60,000 Remote working with occasional meet ups in either Cambridge or Manchester About the Role: Senior QA Engineer to join a fast growing start up/scale up financial services company. … You will work closely with developers, product managers and other stakeholders to create and execute comprehensive testing strategies for web and mobile applications, APIs, and complex financial transaction flows. Key Responsibilities: Develop, implement, and maintain test strategies, test plans, and test cases for web and mobile applications. Perform functional … integration, regression, and API testing to ensure system reliability and performance. Utilize JIRA and Confluence for test management, bug tracking, and documentation. Manage and execute test cases using Qase.io or similar test management tools. Monitor application health and performance using Grafana and report anomalies. Practical experience with preparing test More ❯

security breaches, intrusions, and abnormal system behavior Investigate security incidents, perform root cause analysis, and provide incident response support Conduct regular vulnerability assessments and penetration testing; assist in remediation efforts Maintain and manage SIEM (Security Information and Event Management) tools and log analysis Develop and enforce security policies More ❯

If you're looking to join an established organisation expanding their penetration testing capabilities. As part of this strategic investment I'm now on the lookout for a number of experienced penetration testers to join the team. This is a genuine opportunity for a penetration tester … to deliver impactful testing work - without getting side lined with adjacent tasks or red tape! If you're looking for a role to focus on delivering high-quality assessments and reports, honing your skills across a broad range of testing disciplines with full investment for training & certifications (including … those you personally want to go for) this could be for you. What you'll be doing As a penetration tester you will deliver high-quality tests across a range of environments: Internal/External Infrastructure WebApp, API's Hardware & Embedded Software Cloud (AWS, GCP, Azure) Produce clear, concise More ❯

Job Title: Penetration Tester Location: Remote (UK-based) Travel: Occasional travel to client sites or company events Our client is a respected and rapidly growing leader in the cybersecurity and risk consulting space. Working with a wide range of organizations — from FTSE 100 companies to critical infrastructure and government … entities — they provide high-quality security testing and advisory services across various industries. This is an excellent opportunity to join a team that values your expertise, supports your growth, and offers the flexibility of remote working with the stimulation of varied engagements. Key Responsibilities: Conduct thorough penetration tests … environments, and web applications. Deliver high-quality, client-ready reports detailing findings, impact, and practical remediation advice. Collaborate directly with client stakeholders during scoping, testing, and results presentations. Keep current with emerging threats, vulnerabilities, and tools in the offensive security landscape. Contribute to internal development of testing methodologies More ❯

GIAC Certified Incident Handler (GCIH), GIAC Certified Forensic Analyst (GCFA), GIAC Reverse Engineering Malware (GREM), MCFE, EnCE or equivalent certifications ● Hands-on experience with Penetration Testing and/or Red Teaming ● Hands-on experience Security auditing and consulting ● Experience with MacOS and Linux distributions. ● Background working with Law More ❯

Up to £80,000 (Remote with occasional travel to client sites) We're seeking a certified CHECK Team Leader to lead high-impact security testing across enterprise and cloud environments. This is a key role for an experienced professional ready to take ownership of critical engagements and mentor junior … testers. Key Responsibilities: * Lead infrastructure and cloud penetration tests (AWS, Azure, AD, Kubernetes). * Mentor and support junior team members. * Deliver clear, risk-focused technical reports. * Support red teaming, adversary emulation, and R&D activities. * Contribute to tooling and service development. Required Skills & Experience: * CHECK Team Leader certification (CTL … INF - Cyber Scheme or CREST). * 2+ years as a CTL and 3+ years of penetration testing experience. * Strong knowledge of Active Directory, infrastructure, and cloud security. * Proficiency with tools like Burp Suite, Nmap, Metasploit, and Impacket. * Excellent written and verbal communication skills. Desirable: * Certifications: OSCP, OSEP, CRTO. More ❯

Sentinel Tenable Vulnerability Management (Or similar technology) Azure Security understanding Azure update Manager/Other Patching technologies Qualifications: Microsoft Security Certifications (eg SC200) Pen Testing/Related Certifications DESIRED KNOWLEDGE, SKILLS & EXPERIENCE The ability to demonstrate knowledge in some of the below would add significant value to your application. 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. We are open to speaking to suitable canddiates who may be open … tools, scripts, and techniques that improve existing assessment capabilities. Essential Criteria: r+ years in a pen test role Excellent knowledge of Vulnerability and Penetrating Testing concepts and best practices, including the requirements 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, apply today. Unfortunately no sponsorship is on More ❯

DAST, RASP, and securing cloud (preferably AWS). Strong grasp of container security, API security, IaC, and CI/CD. You’ve done pen testing, threat modeling, and maybe even built some of your own security tools. Big bonus if you’ve secured artifact systems or supply chains before. More ❯

packages in the industry — including sponsored certifications and supported paths to leadership. To be successful in this role, you will have: Proven experience in penetration testing, with skills in web, mobile, cloud and internal infrastructure Exposure to professional Red Teaming projects OSCP/CRTO certification, and OSEP, CTRL More ❯

best suited to someone who loves Technology and IT Security. To the right person, this is more than just a job. IT Security and Penetration Testing is a calling and a passion. If this person is you, you’ve got it all to gain with this one-of More ❯

customers improve, write, and execute test automation software. We develop frameworks and services that enable teams to enhance the quality of their products through testing and feedback at every stage of the software lifecycle. We make best practices the path of least resistance. Our tools are automated, intelligent, ubiquitous … device testing. BASIC QUALIFICATIONS Experience programming with at least one modern language such as Java, C++, or C#, including object-oriented design; Experience in penetration testing and exploitability-focused vulnerability assessment; Experience with platform-level security mitigations and hardening for Linux and Windows; Experience in professional, non-internship More ❯

Our client provides a disruptive SaaS platform for Attack Surface Management, and Penetration testing as a service. This vendor are new to market however have recently received an additional funding round as they have proven success in some major customers globally, backed by a proven, well known Executive More ❯

on realism and impact Creating or modifying tools, exploits, and payloads as needed — not relying solely on off-the-shelf frameworks Supporting threat-led testing programs and integrating threat intelligence into operations Maintaining strict operational security and professional discipline in all activities What we’re looking for: 3–4+ … years of true red teaming experience (not general pen testing) A deep skillset in one or more areas: evasions, custom malware, cloud red teaming, physical access, phishing infrastructure, or post-exploitation Strong scripting or development background (e.g., Python, Go, C#, or C) Experience with major red team frameworks (e.g. More ❯

with real-time visibility into their attack surface and potential exploitable vulnerabilities. Simply put it's a product & company who red team/pen testing/ethical hacking for their clients. This role is split into two key parts equally (50/50): Firstly, you'll be dealing with … the most senior technical individual representing the company so you'll need a strong background in security, ideally offensive security (red teaming/pen testing). You'll be liaising directly with Fortune500/Global Banks & Insurance companies (typically speaking to CISOs), understanding their problems, executing high impact presentations More ❯