18 of 18 Lead Tester Jobs

Lead tester - June 2026 Job Description Job title Lead Tester Location Hybrid - Regular travel to Central London Role description As the Lead Tester, you will provide leadership, team support and hands‐on expertise for the design, execution, and maintenance of automated tests using … test data, batches and pipelines (e.g., YAML, JSON or XML file configuration). Bash and Powershell scripting. Experience in performance, stress and securitytesting. JD: Lead tester - June 2026 There's really no such thing as a "perfect" candidate. If you feel you've got the skills and potential ...

Lead Performance Tester Location: London Contract Type: Permanent, Full-Time Salary: Up to £65,000 per annum, plus benefits Security Clearance: SC eligible is required (candidates must be eligible for UK security clearance) Start Date: ASAP The Role We're looking for a Lead Performance Tester … government clients, owning performance assurance for complex, high-volume digital services. You'll act as the performance authority across several business areas. You'll lead a team of senior performance engineers to deliver an exceptional service, plan how incoming work is sized and staffed, and give the formal recommendation ...

strong commitment to user-centred design and agile delivery, and more to deliver innovative digital services that matter. Role Overview We are seeking a Lead Performance Tester/Performance Engineering Lead to provide end-to-end ownership of performance testing and performance assurance across complex digital services. … defining strategy, leading delivery, and providing formal recommendations on production readiness. Key Responsibilities Own the performance testing strategy for assigned services or programmes Lead volumetric analysis, performance risk assessment, and test scoping Define entry/exit criteria, success measures, and acceptance recommendations Provide performance engineering expertise , including architectural input ...

Morson Group is seeking an experienced Principal Penetration Tester to lead and deliver complex penetration testing engagements for clients. The role covers hands-on testing across infrastructure, cloud, Kubernetes, and hybrid environments, while also leading testing teams and mentoring junior consultants. The candidate should have CSTL ...

Ruptura InfoSecurity is seeking an experienced Senior Penetration Tester to lead complex testing engagements across infrastructure, web apps, cloud and internal environments. You will identify attack paths, craft remediation guidance and present findings to technical and executive stakeholders. Join a high-performing offensive security practice, mentor junior consultants ...

Financial Ombudsman Service seeks an Automation Tester (SDET) to lead automation strategy, framework design and hands-on testing across multiple applications. You will balance technical delivery with leadership, driving automation maturity and embedding quality across the SDLC. The role requires senior automation expertise, strong collaboration with developers, testers ...

Frontier Developments plc. is seeking a Senior QA Tester to test our games across pre-production to post-release content in a hybrid studio setting in Cambridge. You will design and execute comprehensive test suites for medium-to-high risk features, perform playtesting, and drive quality through accurate issue … reporting and cross-team collaboration. The role may expand to Assistant Lead or Team Lead duties for specific phases or projects, with relocation support available and a competitive #J-18808-Ljbffr ...

Accountants & Business Advisors Ltd is seeking a Lead Penetration Tester with 5+ years of experience to lead client engagements and advance our Cyber Security practice. You will oversee penetration testing across infrastructure, web apps and cloud, deliver assessments and high-quality reports, and mentor junior consultants. ...

Bridewell is seeking an experienced Senior Penetration Tester to deliver testing engagements across infrastructure and web applications for a range of clients. The role offers a pathway to develop testing methodologies and participate in ongoing professional development through a dedicated annual training budget. Hybrid working with occasional travel ...

Research is seeking a hands-on Penetration Tester to lead tests and vulnerability assessments across internal systems and security controls. Your work will strengthen our security posture through continuous testing and remediation collaboration. You will perform tests across Kubernetes, Jenkins and Windows Domain Services, deliver remediation guidance, mentor ...

Ruptura InfoSecurity is seeking a Senior Penetration Tester to join our Offensive Security team. You will lead complex engagements across infrastructure, web apps and cloud, delivering high-quality assessments and practical remediation guidance. The role focuses on client-facing leadership, technical excellence, and ongoing development of our offensive ...

cybersecurity services provider is seeking a Penetration Tester to conduct security assessments across various clients. The role offers flexibility to work remotely or from the Sheffield office, and the ideal candidate will have 2-4 years of experience, a CREST certification, and strong communication skills. You'll help build ...

leading digital forensics company in Horsham is seeking a Staff Software Tester to take ownership of testing activities, ensuring software quality through both manual and automated testing. This role involves mentoring junior staff, leading testing efforts, and collaborating with cross-functional teams. Candidates should have 3-8 years ...

London Stock Exchange Group (LSEG) seeks a Senior Penetration Tester to join our internal offensive security team. This hands-on, highly technical role plans and executes penetration tests across systems and applications, uncovering vulnerabilities and raising security standards. You will own engagements end-to-end, write technical reports ...

Starling Bank Limited is seeking an experienced Penetration Tester to join our security team in a hybrid role. You will conduct tests across mobile, web, cloud, and infrastructure, partner with engineering to secure development, and help remediation efforts to lift overall security posture. You will mentor colleagues and help ...

Starling Bank Limited is seeking an experienced Penetration Tester to join our security team in a hybrid role. You will conduct tests across mobile, web, cloud, and infrastructure, partner with engineering to secure development, and help remediation efforts to lift overall security posture. You will mentor colleagues and help ...

Starling Bank Limited is seeking an experienced Penetration Tester to join our security team in a hybrid role. You will conduct tests across mobile, web, cloud, and infrastructure, partner with engineering to secure development, and help remediation efforts to lift overall security posture. You will mentor colleagues and help ...

Starling Bank Limited is seeking an experienced Penetration Tester to join our security team in a hybrid role. You will conduct tests across mobile, web, cloud, and infrastructure, partner with engineering to secure development, and help remediation efforts to lift overall security posture. You will mentor colleagues and help ...