1 to 25 of 198 Performance Testing Jobs in England

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 ❯

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 ❯

distributed, blockchain-integrated post-trade system through robust automated checks across APIs, microservices, and infrastructure. This is a hands-on role combining technical automation, performance testing, enablement, and manual verification, helping us deliver a highly reliable and correct system where financial correctness is paramount. You will collaborate across … quality gates. Collaborate with platform, development, and quality teams to improve testability, working closely with Kubernetes, Docker, and AWS. Contribute to and help deliver performance testing, both at the platform level and on critical components such as trade automation engine and blockchain integrations. Surface quality, performance, and … effective quality gates. Comfortable working directly with Kubernetes, Docker, and AWS (or any other cloud platform) to deploy and verify distributed systems. Experience with performance testing of APIs and services. Happy to embrace the roll-your-sleeves up attitude required for a fast moving startup. Willingness to work More ❯

distributed, blockchain-integrated post-trade system through robust automated checks across APIs, microservices, and infrastructure. This is a hands-on role combining technical automation, performance testing, enablement, and manual verification, helping us deliver a highly reliable and correct system where financial correctness is paramount. You will collaborate across … quality gates. Collaborate with platform, development, and quality teams to improve testability, working closely with Kubernetes, Docker, and AWS. Contribute to and help deliver performance testing, both at the platform level and on critical components such as trade automation engine and blockchain integrations. Surface quality, performance, and … effective quality gates. Comfortable working directly with Kubernetes, Docker, and AWS (or any other cloud platform) to deploy and verify distributed systems. Experience with performance testing of APIs and services. Happy to embrace the roll-your-sleeves up attitude required for a fast moving startup. Willingness to work More ❯

distributed, blockchain-integrated post-trade system through robust automated checks across APIs, microservices, and infrastructure. This is a hands-on role combining technical automation, performance testing, enablement, and manual verification, helping us deliver a highly reliable and correct system where financial correctness is paramount. You will collaborate across … quality gates. Collaborate with platform, development, and quality teams to improve testability, working closely with Kubernetes, Docker, and AWS. Contribute to and help deliver performance testing, both at the platform level and on critical components such as trade automation engine and blockchain integrations. Surface quality, performance, and … effective quality gates. Comfortable working directly with Kubernetes, Docker, and AWS (or any other cloud platform) to deploy and verify distributed systems. Experience with performance testing of APIs and services. Happy to embrace the roll-your-sleeves up attitude required for a fast moving startup. Willingness to work More ❯

and experienced Salesforce Tester is required to join a project team within IBM. This role is crucial for upholding the quality, functionality, accessibility, and performance of Salesforce Experience Cloud portals. The successful candidate will be responsible for executing comprehensive testing activities, employing various methodologies and industry-standard tools. … These include automated user interface (UI) testing using Robot Framework and Selenium, performance evaluation with JMeter, and thorough accessibility assessments leveraging NVDA while adhering to the Web Content Accessibility Guidelines (WCAG) 2.2 standards. This position necessitates a robust understanding of Salesforce best practices, particularly within Experience Cloud and … and create comprehensive test cases, test plans, and test data to ensure thorough coverage of Experience Cloud functionalities across diverse user scenarios. Perform regression testing to validate that new changes, updates, or enhancements do not negatively impact existing functionality or user experience. Collaborate with developers and business analysts to 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 ❯

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 ❯

be working on multiple streams, and we expect you to balance your day-to-day tasks. At Evri we carry out several types of performance testing: performance, stress, scalability, recovery, and portability testing. As a member of our team, you are expected to be an industry expert … support the development of relevant policies and standards aligned with industry best practices. You will join early in a systems lifecycle to determine its performance testing needs and ensure everything required is in place. For each test, you will monitor resources, investigate discrepancies, and provide solutions to stakeholders … with our development and service teams, provide feedback and guidance on scaling rules, instance sizing, and the best course of action in cases where performance degradation is identified. You will be accountable for: Validating application features in production-like environments to ensure product stability from inception to release. Joining More ❯

London) Join a Global Tech-Driven Property Marketplace Are you an experienced QA Lead with a passion for driving quality in web and mobile testing? Join a fast-growing, innovative global technology platform that is leading the way in transforming its B2C services. Backed by substantial investment and a … and feedback to improve processes and drive continuous improvement. Test Strategy Development: Design and implement robust test strategies, including functional validation, API/interface testing, cross-platform compatibility, negative test cases, and exploratory testing. Regression & Release Testing: Develop and maintain comprehensive regression test suites, ensuring product stability with … each release cycle. Risk-Based Testing: Perform risk-based testing to maximise test coverage while enhancing efficiency. Automation Expertise: Create and maintain scalable test automation scripts, integrating continuous testing seamlessly within CI/CD pipelines to ensure rapid and reliable delivery. Test Suite Execution & Monitoring: Regularly execute More ❯

London) Join a Global Tech-Driven Property Marketplace Are you an experienced QA Lead with a passion for driving quality in web and mobile testing? Join a fast-growing, innovative global technology platform that is leading the way in transforming its B2C services. Backed by substantial investment and a … and feedback to improve processes and drive continuous improvement. Test Strategy Development: Design and implement robust test strategies, including functional validation, API/interface testing, cross-platform compatibility, negative test cases, and exploratory testing. Regression & Release Testing: Develop and maintain comprehensive regression test suites, ensuring product stability with … each release cycle. Risk-Based Testing: Perform risk-based testing to maximise test coverage while enhancing efficiency. Automation Expertise: Create and maintain scalable test automation scripts, integrating continuous testing seamlessly within CI/CD pipelines to ensure rapid and reliable delivery. Test Suite Execution & Monitoring: Regularly execute More ❯

distributed, high-performing video streaming and encoding platform. As a QA Engineer, you will be responsible for designing and executing comprehensive test plans, automating testing processes, and validating our platform's performance-with a particular focus on video streaming protocols, encoding standards, and content delivery. At bunny.net , you … execute detailed test plans that cover all aspects of our Stream services, ensuring high-quality, reliable releases. Automation Framework Development: Build and maintain automation testing frameworks specifically tailored for streaming, integrating it into the SDLC. End-to-End Testing: Perform end-to-end testing of streaming workflows … under various scenarios and loads. API and Scripting Validation: Validate APIs ensuring they perform correctly and securely across different edge locations. AI Component Integration Testing: Test the integration and optimization of AI components within the streaming services. Continuous Integration: Integrate automated tests into CI/CD pipelines, ensuring that More ❯

management and training, with closer integration of data across these domains. Comply365 ensures our customers' teams and assets are always geared for peak operational performance and unlocks unparalleled financial and operational gains through more streamlined, robust, and agile operations. Our culture truly sets us apart at Comply365. In addition … all development tasks meet quality criteria through test planning, test execution, quality assurance, and issue tracking. Collaborate with the team to continuously improve our testing processes and quality standards. Able to analyse and assess risk of test coverage for various areas of the product, ensuring critical paths are well … RCA) of defects to identify patterns and improve future quality outcomes. Ensure test environments are well-maintained, and data integrity is preserved for reliable testing results. Essential Skills: Strong skills in documenting test coverage and results in a clear and structured format. Passionate about quality and not afraid to More ❯

to join our growing FinTech/EngTech crossover team. As a key member of our engineering team, you will contribute to the development and testing of innovative software solutions that support the transition to a low-carbon future. This is an exciting opportunity for individuals who thrive in a … collaborative, fast-paced environment and want to make a real impact on the way we build and deliver high-quality software. Key Responsibilities: Testing Strategy & Execution: Implement and execute comprehensive testing strategies to ensure software quality and reliability across multiple platforms. Automation & Manual Testing: Contribute to the … balance of automated and manual testing efforts, ensuring we maintain a strong focus on both efficiency and quality. Collaboration & Best Practices: Work closely with engineering teams to set quality standards, promote best practices, and ensure adherence to quality metrics throughout the software development lifecycle. Shift-Left Testing: Help More ❯

professional work experience About Capacitas Founded in 2002 and based in London, Capacitas is the only consulting firm specialising exclusively in reducing cost and performance risk in business-critical IT systems: We are thought‐leaders and trusted advisors in IT Performance Assurance We have a unique methodology that … revenue, high availability clients We invest in R&D - developing solutions to enable fast, efficient and scalable delivery At Capacitas we know what great performance looks like for our clients and their customers. We enable our client’s IT systems to be available, fast and cost efficient without slowing … projects you work on will vary according to current demand and your professional development needs. Typical projects include: Conducting systems risk management assessments Designing performance test plans to address performance risk Demand forecasting/planning Development of capacity and performance models Proactive system monitoring to identify performance More ❯

own car. Travel expenses will be paid. This role may require Security Clearance in the future. Responsibilities: Writing and executing functional, regression, system, and performance testing Testing of software solutions/applications to ensure that the developed products meet the requirements and are free of defects Reading … hardware, and system engineers to identify defects, reproduce issues, and drive resolutions Ensuring test environments, test equipment, and infrastructure are maintained and available for testing Mentoring junior test engineers and contribute to the growth of the test team Requirements Bachelor's or Master's degree in computer science, Electronics … for security check ISTQB certification (preferred but not mandatory) A high level of communication skills and technical understanding Solid experience in manual and automation testing, preferably in embedded systems, telecommunications, or mission-critical applications Experience with manual testing methodologies for embedded software and hardware products Familiarity with TETRA More ❯

own car. Travel expenses will be paid. This role may require Security Clearance in the future. Responsibilities: * Writing and executing functional, regression, system, and performance testing * Testing of software solutions/applications to ensure that the developed products meet the requirements and are free of defects * Reading … hardware, and system engineers to identify defects, reproduce issues, and drive resolutions * Ensuring test environments, test equipment, and infrastructure are maintained and available for testing * Mentoring junior test engineers and contribute to the growth of the test team Requirements * Bachelor's or Master's degree in computer science, Electronics … for security check * ISTQB certification (preferred but not mandatory) * A high level of communication skills and technical understanding * Solid experience in manual and automation testing, preferably in embedded systems, telecommunications, or mission-critical applications * Experience with manual testing methodologies for embedded software and hardware products * Familiarity with TETRA More ❯

culture rooted in trust and continuous growth Take ownership of tasks from inception to completion, including understanding requirements, technical specifications, design, architecture, implementation, unit testing, and code management Ensure adherence to enterprise standards and promote best practices aligned with organizational guidelines Drive and execute complex technical requirements Stay updated … libraries, Linux scripting, and Unix shell scripting Experience with test tools such as SOAPUI, Jmeter, Postman, and the ability to create JUnit test cases, performance testing, and load testing Experience & Qualifications: BS or MS degree in Computer Science or Information Technology or equivalent degree Extensive full-stack … libraries, Linux scripting, and Unix shell scripting Experience with test tools such as SOAPUI, Jmeter, Postman, and the ability to create JUnit test cases, performance testing, and load testing Ability to manage and prioritize work in a fast-paced environment to meet critical project timelines About S More ❯

to become an automated quality assurance expert within our team. In this role, you will collaborate with developers and data engineers to ensure robust testing strategies and technical implementation for our data-driven applications. Your expertise will help identify risks and quality gaps early in the development lifecycle while … dependencies, risks, and quality gaps early in the development lifecycle. Design and implement automated test cases, including integration, end-to-end (E2E), load, and performance testing for data-driven applications. Embed testing practices into CI/CD pipelines to ensure rapid and reliable deployments. Actively participate in … to the living documentation of our domain and platform to facilitate knowledge sharing. Engage in design discussions, technical reviews, and the continuous improvement of testing standards and practices. Mentor team members on testing frameworks, best practices, and automation strategies. Job Requirements Your profile: 4+ years of experience as More ❯