1 to 25 of 251 Performance Testing Jobs in the UK

team at Companies House. You'll be joining us at a time of transformation, playing a key role in shaping the future of our testing and quality assurance approach. We follow Agile methodologies and foster a culture of continuous improvement. We are looking for an enthusiastic Lead Performance Test Engineer with strong technical skills, capable of coaching and mentoring other testers while leading the performance testing strategy across our services. You will oversee performance testing efforts, ensuring our systems are scalable, reliable, and performant under load. As part of our Non-functional testing team, you will work collaboratively with scrum, dev-ops and support teams, overseeing performance testing and ensuring our systems meet the highest quality standards. You will advocate for performance excellence, drive innovation in non-functional testing, and explore emerging tools and methodologies to enhance service More ❯

Mainframe Performance QA Engineer BCP Special Pool IRC248855 Job: IRC248855 Location: United Kingdom - London Designation: Lead Test Engineer Experience: 5-10 years Function: Quality Assurance Skills: DB2, IBM IMS, JCL, Performance testing/tuning, z/OS Work Model: Remote, Hybrid The client is a world-leading … years of hands-on experience: Good knowledge of IMS (log (IMS type 07 and Type 56FA) and ABEND analysis, DC Monitor (DFSUTR20), STROBE, Performance Analyzer, IMSASAP/GPAR, ability to read SYSUDUMPs, etc.) Performance tuning techniques: OS (z/OS,) Database (IMS, DB2) with focus on IMS tuning … Strong expertise in performance testing and tuning Strong technical QA experience Excellent skills in defining, documenting, and analyzing test strategy, test plan, test cases, and test results Excellent test case execution and troubleshooting skills Testing proficiency (release-specific testing, regression testing) Testing in a More ❯

Senior QA Test Engineer (C# API Performance Testing) Reigate/WFH to £85k Do you enjoy breaking things and putting them back together to discover how they work? You could be progressing your career, in a senior, hands-on role working on complex and technically challenging systems with … environments and frameworks and work with software developers to achieve high levels of test automation with a focus on complex backend C#, API and Performance Testing (JMeter). You'll work end-to-end, liaising with the Product Owner to define User Stories, through to executing manual and … automation tests, performing exploratory testing and investigating new tools and processes. Location/WFH: There's a hybrid work from model, you can work from most of the week, meeting up with colleagues in Reigate 1-2 days a week in modern, open plan offices within a five minute More ❯

an experienced Quality Assurance Lead who is passionate about our mission and capable of supporting our rapid growth. You will be leading the Software Testing function within the Engineering team, you will lead a small team of QA testers and you will have the opportunity to ensure the Quality … of our Product by hands-on testing while leading by example. About MediShout The world's first platform aggregating all operational departments and suppliers in hospitals Staff at over 100 Hospitals reporting their operational issues using our apps or QR codes Working with global medical device companies and facilities … and experienced QA Lead to build and lead our growing QA team. This hands-on role involves leading by example in manual and automated testing (using Cypress), mentoring QA engineers, and shaping the QA function from the ground up within our dynamic startup. You will be reporting to the More ❯

best in class expertise Encouraged and supported in developing crypto knowledge The Role An opportunity has arisen for an experienced SDET who will be testing the software platform for a new digital asset exchange; focused on an institutional client base. The ideal applicant will bring previous experience in testing scalable mission-critical financial systems, working with global teams, ensuring best testing practices, and staying within agreed project timelines. As the SDET, you must be hands-on and well-versed with the automation of API testing using WebSockets. You will also assist API QA teams based in … the PH location and help prioritize their automation backlog and make recommendations for testing tools, maintenance, and testing strategies, and assist with creating a maintainable application landscape alongside other QA Engineers, Development Leads, Developers, and Scrum Masters. Working for this employer as they experience continued growth you will More ❯

best in class expertise Encouraged and supported in developing crypto knowledge The Role An opportunity has arisen for an experienced SDET who will be testing the software platform for a new digital asset exchange; focused on an institutional client base. The ideal applicant will bring previous experience in testing scalable mission-critical financial systems, working with global teams, ensuring best testing practices, and staying within agreed project timelines. As the SDET, you must be hands-on and well-versed with the automation of API testing using WebSockets. You will also assist API QA teams based in … the PH location and help prioritize their automation backlog and make recommendations for testing tools, maintenance, and testing strategies, and assist with creating a maintainable application landscape alongside other QA Engineers, Development Leads, Developers, and Scrum Masters. Working for this employer as they experience continued growth you will More ❯

An SC cleared Network Test Manager is required to work with our customer to scope testing requirements for the primary network and manage the tests with the TDAs, service, security, and test assurance teams. Tis is a hybrid role with 2 days on site in Southampton and is inside … IR35 so will require working via an FCSA umbrella company. The main testing areas that need to be scoped and managed are: *Security Testing - Review the vulnerability of the network, and review configuration of sample devices against CIS Benchmarks and NATS security policies *Penetration Testing - NATS will … test lead to support the scoping, execution and managing of remediations. This will be a separate resource to the overall Test Lead *Network Failover Testing - Tests will be based on failure modes as identified in the FMEA (Failure Modes and Effects Analysis) documents for the primary network *Performance More ❯

Overview Consultant Test Lead - Prolifics Testing Location: Borehamwood, UK (Hybrid Remote) Job Type: Permanent Full-Time Industry: IT Services Software Testing Salary: Competitive + Benefits About Us Prolifics Testing is a leading UK-based software testing consultancy, part of the global Prolifics Group with operations in … the USA and India. We provide high-quality testing services across multiple industries, with a strong focus on Higher Education, Legal, and Enterprise IT solutions. Our clients include global law firms, universities, financial services, and corporate enterprises, delivering complex software implementations, migrations, and system integrations. The Opportunity We are … looking for a hands-on Consultant Test Lead with strong experience in integration testing and Salesforce projects. This is a fantastic opportunity to lead a major programme of work, liaising directly with key stakeholders while ensuring smooth collaboration between onshore and offshore testing teams. As a Test Lead More ❯

our products are of the highest quality, meeting both user expectations and industry standards. You’ll play a pivotal role in ensuring the reliability, performance, and security of our systems, while contributing to the long-term success of our software development processes. If you're passionate about quality, thrive … in dynamic environments, and love solving problems with innovative solutions, this is your opportunity to make a significant impact! Responsibilities: Manual & Automated Testing: Conduct thorough manual and automated testing, including regression and API testing using Selenium or Cypress to ensure our software meets the highest standards. Test … and ensuring continuous integration and delivery of quality software. QA Strategy & Process Improvement: Assist in shaping and improving long-term QA strategies and streamline testing processes, driving DevOps practices to enhance the speed and quality of our software delivery. Skills & Experience: Essential Skills & Experience: Manual & Automated Testing: Hands More ❯

the top 10 worldwide, as they expand their technology team. We’re seeking a Quality Engineering Automation Lead to spearhead automation strategy, develop robust testing frameworks, and champion best practices across the engineering function. This role offers a blend of technical leadership and hands-on delivery—perfect for someone … development. Tech Stack & Experience: Automation Tools: Proficient with Katalon (certified preferred), Selenium, Appium, Cucumber, TestNG, JUnit Languages: Skilled in Python, Groovy, Java, JavaScript API Testing: Experienced with REST Assured, SOAP, Web APIs DevOps & CI/CD: Strong knowledge of Jenkins, Azure DevOps, Git, Maven Testing Approaches: BDD, continuous … testing, performance testing (JMeter) Cloud: Familiar with Azure integration services Experience: 10+ years in automation, large-scale frameworks, Agile/DevOps teams Key Responsibilities: Design and maintain robust automation frameworks for UI, API, and performance testing Embed automated testing in CI/CD pipelines More ❯

the top 10 worldwide, as they expand their technology team. We're seeking a Quality Engineering Automation Lead to spearhead automation strategy, develop robust testing frameworks, and champion best practices across the engineering function. This role offers a blend of technical leadership and hands-on delivery-perfect for someone … development. Tech Stack & Experience: Automation Tools: Proficient with Katalon (certified preferred), Selenium, Appium, Cucumber, TestNG, JUnit Languages: Skilled in Python, Groovy, Java, JavaScript API Testing: Experienced with REST Assured, SOAP, Web APIs DevOps & CI/CD: Strong knowledge of Jenkins, Azure DevOps, Git, Maven Testing Approaches: BDD, continuous … testing, performance testing (JMeter) Cloud: Familiar with Azure integration services Experience: 10+ years in automation, large-scale frameworks, Agile/DevOps teams Key Responsibilities: Design and maintain robust automation frameworks for UI, API, and performance testing Embed automated testing in CI/CD pipelines More ❯

the top 10 worldwide, as they expand their technology team. We're seeking a Quality Engineering Automation Lead to spearhead automation strategy, develop robust testing frameworks, and champion best practices across the engineering function. This role offers a blend of technical leadership and hands-on delivery-perfect for someone … development. Tech Stack & Experience: Automation Tools: Proficient with Katalon (certified preferred), Selenium, Appium, Cucumber, TestNG, JUnit Languages: Skilled in Python, Groovy, Java, JavaScript API Testing: Experienced with REST Assured, SOAP, Web APIs DevOps & CI/CD: Strong knowledge of Jenkins, Azure DevOps, Git, Maven Testing Approaches: BDD, continuous … testing, performance testing (JMeter) Cloud: Familiar with Azure integration services Experience: 10+ years in automation, large-scale frameworks, Agile/DevOps teams Key Responsibilities: Design and maintain robust automation frameworks for UI, API, and performance testing Embed automated testing in CI/CD pipelines More ❯

who develop communications products in line with internal engineering and quality procedures. As a member of the development team, you will carry out product performance testing to meet project requirements. What you will do: Carry out manual and automated product performance test development, execution, and reporting to … include: Radio performance testing Harmonised standards testing Analog audio testing Power consumption testing Environmental testing What we are looking for: You will preferably have a 1st or 2:1 class degree (or equivalent) in a relevant technical subject. We are particularly interested in receiving More ❯

who develop communications products in line with internal engineering and quality procedures. As a member of the development team, you will carry out product performance testing to meet project requirements. What you will do: Carry out manual and automated product performance test development, execution, and reporting to … include: Radio performance testing Harmonised standards testing Analog audio testing Power consumption testing Environmental testing What we are looking for: You will preferably have a 1st or 2:1 class degree (or equivalent) in a relevant technical subject . We are particularly interested in More ❯

as they continue to evolve their technology capability. We're searching for a Quality Engineering Automation Lead to own the automation strategy, build modern testing frameworks, and drive best practices across a collaborative engineering environment. This is a high-impact leadership role with a hands-on element—ideal for … and scaling robust test practices across complex systems. Tech Stack & Experience: Automation Tools: Selenium, Appium, Cucumber, TestNG, JUnit Languages: Java (primary), Python, JavaScript API Testing: REST Assured, SOAP, Web APIs DevOps & CI/CD: Jenkins, Azure DevOps, Git, Maven Testing Approaches: BDD, continuous testing, performance testing … 10+ years in test automation, enterprise-scale frameworks, Agile/DevOps environments Key Responsibilities: Design and maintain scalable automation frameworks across UI, API, and performance testing Embed test automation into CI/CD pipelines to support rapid, reliable delivery Champion quality engineering and test automation adoption across product More ❯

Analyst (Workday & Legal Experience) Location: Borehamwood Job Overview: We are seeking a highly skilled and motivated Senior Test Analyst with a strong background in testing Workday applications and a preference for experience within the legal industry. The ideal candidate will have 3-5 years of hands-on experience in … software testing, with a focus on Workday implementations and customizations. Experience in testing within legal systems or legal processes is highly desirable. This role will require a detail-oriented individual with excellent communication skills, a strong understanding of software testing methodologies, and the ability to work in … Planning and Execution: Develop and execute test plans, test cases, and test scripts based on functional requirements and technical specifications. Conduct manual and automated testing across Workday modules (e.g., HR, Finance, Payroll). Identify, document, and track defects, working closely with development teams to ensure timely resolution. Perform regression More ❯

support the future needs of the organisation. Leads a team that uses agile/waterfall methodologies and demonstrates collaborative ways of working to deliver testing effectively and efficiently. Works closely with the project leaders to understand their demands, manage resource allocation to meet those needs and optimise the function … to successfully deliver concurrent strategic testing roadmaps. Build, own, and drive cross team relationships, putting in place governance that ensures they meet the frameworks, guidelines, and principles, whilst building a “one team ethos”. Driving continuous improvement of test processes and ways of working including but not limited to … the introduction of new tools to improve the effectiveness and efficiency of the function and services provided e.g.: Test Automation, Performance and KPI based testing etc. Ensure mechanisms are in place to effectively exchange knowledge across the team and from previous projects and quickly on-board new team More ❯

support the future needs of the organisation. · Leads a team that uses agile/waterfall methodologies and demonstrates collaborative ways of working to deliver testing effectively and efficiently. · Works closely with the project leaders to understand their demands, manage resource allocation to meet those needs and optimise the function … to successfully deliver concurrent strategic testing roadmaps. · Build, own, and drive cross team relationships, putting in place governance that ensures they meet the frameworks, guidelines, and principles, whilst building a “one team ethos”. · Driving continuous improvement of test processes and ways of working including but not limited to … the introduction of new tools to improve the effectiveness and efficiency of the function and services provided e.g.: Test Automation, Performance and KPI based testing etc. · Ensure mechanisms are in place to effectively exchange knowledge across the team and from previous projects and quickly on-board new team More ❯

reliability, and consistency of our desktop application, built on the Windows Presentation Foundation (WPF) stack. In this role, you will balance manual and automated testing, refine documentation, and elevate quality assurance processes to ensure a seamless development lifecycle. Primary Responsibilities System Understanding: Analyze and test the existing WPF-based … a strong understanding of workflows, functionalities, and technical intricacies. Test Design & Execution: Develop comprehensive, reusable test cases and plans for both manual and automated testing, validating functional, regression, and performance scenarios. Automation: Create and maintain automated test scripts using tools compatible with WPF applications, focusing on maximizing test … coverage and minimizing manual testing efforts. Documentation Review: Review and improve technical and operational documentation, ensuring high-quality standards, clarity, and usability. QA Process Optimization: Work with cross-functional teams to establish and refine QA processes, enhancing efficiency and reliability throughout testing cycles. Defect Management: Identify, document, prioritize More ❯

an opportunity has arisen for an experienced IT Software Tester to join our growing team! If you have a keen eye for detail, strong testing skills, and a passion for quality assurance, this could be the perfect role for you. Key Responsibilities Design and execute manual and automated test … cases Perform functional, integration, regression , and performance testing Identify, log, and track bugs using JIRA or similar tools Collaborate with developers and stakeholders to understand requirements Use API testing tools like Postman and basic SQL for data validation Contribute to documentation and usability testing What We … re Looking For 3+ years' experience in software testing Experience with Selenium , JUnit/TestNG , or other automation tools Familiarity with TestRail , JIRA , or similar platforms Knowledge of API testing , performance testing , and SQL Strong attention to detail, communication, and problem-solving skills Nice to Have More ❯

could be your perfect next step. Why Join Ten10? Were proud to be one of the UKs leading independent consultancies for Quality Engineering, Software Testing, RPA, and DevOps . Our mission is simple: help our clients achieve their goals by implementing innovative, high-quality engineering practices. Heres what makes … model gives you the balance you need. The Role As a Principal Technical Consultant , youll bring your extensive knowledge of software engineering, automation, and performance testing to create bespoke solutions for our clients. Youll also take a leadership role, guiding your team to success and leading by example. … What Youll Be Doing Design and Develop: Build and support automation or performance test frameworks using the most appropriate solutions. Whether open source or commercial, or a combination . Collaborate with Clients: Work closely with clients to understand their requirements and create tailored QA strategies. Provide Expert Insights: Conduct More ❯

your perfect next step. Why Join Ten10? We're proud to be one of the UK's leading independent consultancies for Quality Engineering, Software Testing, RPA, and DevOps . Our mission is simple: help our clients achieve their goals by implementing innovative, high-quality engineering practices. Here's what … gives you the balance you need. The Role As a Principal Technical Consultant , you'll bring your extensive knowledge of software engineering, automation, and performance testing to create bespoke solutions for our clients. You'll also take a leadership role, guiding your team to success and leading by … example. What You'll Be Doing Design and Develop: Build and support automation or performance test frameworks using the most appropriate solutions. Whether open source or commercial, or a combination . Collaborate with Clients: Work closely with clients to understand their requirements and create tailored QA strategies. Provide Expert More ❯

key interface to all client globally as part of Project Cobalt With the development of this platform well underway we are now looking at testing to build our testing team to ensure we have a functioning product that is successfully deployed to clients. Role Overview The Test Manager … will be responsible for managing and overseeing the testing process across The Cobalt programme This includes developing and delivering the test strategy, leading the testing team, ensuring quality assurance best practices are followed, and ensuring the software meets required specifications and user expectations. Key Responsibilities: Test Strategy and … Planning: Develop and implement a comprehensive test strategy across all phases of programme testing inc. unit, product, business acceptance, client acceptance, performance, penetration and regression. Define a comprehensive test plan in collaboration with development teams and user groups Define testing methods, tools and metrics Define and delivery More ❯

key interface to all client globally as part of Project Cobalt With the development of this platform well underway we are now looking at testing to build our testing team to ensure we have a functioning product that is successfully deployed to clients. Role Overview The Test Manager … will be responsible for managing and overseeing the testing process across The Cobalt programme This includes developing and delivering the test strategy, leading the testing team, ensuring quality assurance best practices are followed, and ensuring the software meets required specifications and user expectations. Key Responsibilities: Test Strategy and … Planning: Develop and implement a comprehensive test strategy across all phases of programme testing inc. unit, product, business acceptance, client acceptance, performance, penetration and regression. Define a comprehensive test plan in collaboration with development teams and user groups Define testing methods, tools and metrics Define and delivery More ❯

complex tactical intelligence collection, processing, and dissemination equipment. Analyze system requirements and design specifications to develop comprehensive test plans, procedures, and cases covering functional, performance, and security aspects. Champion the integration of digital engineering principles and tools into the testing process, including model-based testing, automated test … generation, and continuous integration/continuous delivery (CI/CD) pipelines. Establish and maintain traceability between system requirements, test cases, and performance metrics to ensure complete test coverage and provide objective evidence for system acceptance. Conduct various types of testing, including but not limited to integration testing, system testing, regression testing, and performance testing, utilizing both manual and automated techniques Support the Engineering Change Proposal process by reviewing proposals, assessing their impact on system testability, and participating in Change Review Board/Configuration Control Board activities Develop and maintain test environments, including More ❯