1 to 25 of 122 Performance Testing Jobs in the UK excluding London

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 ❯

to gain significant experience and make a meaningful impact within a dynamic team. Working with the Head of Delivery to develop and implement the testing strategy to deliver market leading products and good customer outcomes. A key part of the role is to ensure effective governance and oversight of … internal and external testing activities and ensuring they align with regulations, policies, standards, and procedures and that all outsourcing contractual agreements are met. As a Test Manager, you will play a crucial role in delivering our transformation roadmap, ensuring that all testing activities align with our quality-first … approach. You will be responsible for defining and overseeing the Test Strategy, managing testing activities across internal Agile teams and external providers. This includes working closely with third parties, one of whom provides Testing as a Service (TaaS), to ensure a consistent and seamless approach to testing More ❯

quality and security of APIs and cloud infrastructure by performing manual and automated tests in AWS and/or Azure environments. The role involves testing for functionality, performance, and security vulnerabilities, including identifying and reporting defects in integrations and cloud services. The Junior QA Engineer will collaborate with … acceptance criteria, validate input handling and edge cases, and ensure robust access controls and secure data handling. Additionally, the role includes performing load and performance testing, maintaining test scripts, and ensuring compliance with security best practices in an Agile environment. Responsibilities: Test RESTful APIs to ensure functionality, performance, security, and proper access permissions. Conduct manual and automated testing for integrations, APIs, and cloud infrastructure, identifying and reporting defects. Validate inputs, edge cases, and malformed inputs, ensuring robust API handling and error responses. Test for security vulnerabilities (e.g., injection attacks, unauthorised access), ensuring the system is secure More ❯

quality and security of APIs and cloud infrastructure by performing manual and automated tests in AWS and/or Azure environments. The role involves testing for functionality, performance, and security vulnerabilities, including identifying and reporting defects in integrations and cloud services. The Junior QA Engineer will collaborate with … acceptance criteria, validate input handling and edge cases, and ensure robust access controls and secure data handling. Additionally, the role includes performing load and performance testing, maintaining test scripts, and ensuring compliance with security best practices in an Agile environment. Responsibilities: Test RESTful APIs to ensure functionality, performance, security, and proper access permissions. Conduct manual and automated testing for integrations, APIs, and cloud infrastructure, identifying and reporting defects. Validate inputs, edge cases, and malformed inputs, ensuring robust API handling and error responses. Test for security vulnerabilities (e.g., injection attacks, unauthorised access), ensuring the system is secure 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. Responsibilities: System Understanding: Analyze and test the existing WPF-based platform … 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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

beyond them. And if you're like us, we can offer you the ultimate career opportunity that will light a fire within you. Lead Performance Test Engineer - Southampton (hybrid). So, what's the role all about? We are looking for a talented Lead Performance Test Engineer to … an impact? Understanding the functional and non-functional requirements Evaluating the objectives of the service level agreement Designing the test scripts Identifying parameter for testing Executing performance runs Using consistent metrics for monitoring Identifying bottlenecks, and where they occur Interpreting results and graphs Understand describe the relationship between … queues and sub-systems. Identify suggestions for performance tuning. Preparing the test report Qualifications Demonstrated capability to drive out Test Strategies in a global organization and to oversee the testing team activities and initiatives for best practices. Have you got what it takes? At least 10+ years' experience 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 ❯

the bigger picture and understands the customer impact of engineering decisions. You’ll be responsible for driving continuous integration and delivery, implementing a robust testing strategy across the test pyramid, and reducing reliance on large end-to-end (E2E) tests. As the product moves into production, your focus will … shift toward production readiness, owning testing across observability tooling, security validation, recovery procedures, performance & load testing, and disaster recovery planning. You’ll be the voice of risk in engineering, able to assess, articulate, and influence decisions around test-related risk, and make clear judgments on what is … to increase non-functional test coverage. The right person will be equally confident in functional and non-functional areas—this is not a pure performance testing role. Experience Needed You’ve operated at a Senior or Lead level as an IC for some time and enjoy being hands More ❯

for a core B2B Enterprise SaaS product. Core Responsibilities & Expectations: Lead QA strategy across the product vision. The focus is evolving from deep technical testing (already well-established) to driving production readiness. You'll take ownership of areas like: Observability tooling Security validation Recovery procedures Performance & load testing Disaster recovery planning Be the voice of risk in the engineering organisation—assessing, articulating, and influencing decisions around testing and risk. You’ll be empowered to draw a hard line when needed. Act as a quality evangelist across teams, including: Coaching and mentoring QA Engineers (4–6 across … a hands-on QA career across both functional and non-functional testing. You’re confident across the QA spectrum—this isn’t a pure performance testing role, but depth in that area is a bonus. Experience with chaos engineering (especially Azure Chaos Studio) is highly desirable but not 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 ❯

37.5 per week Rate: £490 (Inside IR35) Location: Manchester Hybrid: 1 day on-site required Ideal Candidate: Sociable: Comfortable talking with many people Exceptional Testing Knowledge Shift Left Approach Versatile: Can work individually and with a developer API & Backend Experience Intermediate Knowledge: Security and performance testing Key … Responsibilities: Embed testing and quality practices in software development Collaborate with the team for an exceptional customer experience Contribute to effective test automation Ensure quality is built into the product Must-Haves: Understanding of various testing types Comfortable communicating across teams and levels Experience in large cross-team … projects and collaborative testing API test creation Contract test creation with Pact Flow Influence team on appropriate testing at all levels of the Test Pyramid Post-release monitoring and tracing experience (Grafana and/or Honeycomb) Non-functional testing (Performance and Security) Java experience Exceptional communication More ❯

South Wales up to £80,000 and bonus scheme Overview: We are seeking a Quality Engineering Automation Lead to drive automation initiatives, architect scalable testing frameworks, and enhance software quality in a fast-paced, technology-driven environment. This role requires strong expertise in test automation, CI/CD integration … teams in best practices. Essential Technology & Experience: • Automation Frameworks: Katalon (certified expert preferred), Selenium, Appium, Cucumber, TestNG, JUnit. • Languages: Python, Groovy, Java, JavaScript. • API Testing: SOAP, REST (using REST Assured), Web API testing. • CI/CD & DevOps: Jenkins, Azure DevOps, Git, Maven. • Test Methodologies: BDD, continuous testing, performance testing (JMeter). • Cloud & Integration: Azure integration services. • Experience: 10+ years in test automation, enterprise-level frameworks, Agile/DevOps environments. Key Responsibilities: • Architect and implement scalable test automation frameworks for functional, API, and performance testing. • Drive Test Automation as a Service, ensuring adoption across teams. • Integrate More ❯

days (including bank holidays), private health insurance, company sick pay, income protection scheme, pension scheme, flexible working and hybrid working options. Roles & Responsibilities Perform testing across the organisation’s software product suite, including the preparation and delivery of test plans and scripts to company quality standards Perform functional and … regression testing Perform a mixture of manual and automation performance-based testing Build, run and maintain automation scripts Utilise bug tracker tools to identify and fix any defects or configuration issues, ensuring escalated issues are reports to the Software Testing Manager Extract test reports and analyse … findings to share with Software Testing Manager Perform testing on new software to ensure systems meet functional and technical requirements and compliance standards Carry out test documentation inspections created by wider members of the team Consult regularly with key stakeholder and cross-divisional senior management team to inform More ❯

QAs, developers, product owners and much more. Thie majority of the role will be automation focused around UI Selenium, as well as performing manual testing, performance testing, route analysis, exploratory testing and more. Also, responsibilities will include identifying automation test cases after understanding requirements whilst working … closely various stakeholders. Role Requirements Minimum 5 years' experience in Automation Testing within a software focused and agile environment Further experience in Manual Testing C#/Selenium/Specflow UI RestSharp JIRA/Confluence Desirables: Swagger, DynamoDB, AWS Visual Studio and C# The Company This company continue to More ❯

of testers, providing guidance on best practices and methodologies. Collaborate with cross-functional teams to identify and resolve software defects. Implement and maintain automated testing frameworks to improve efficiency and coverage. Analyse test results and provide detailed reports to stakeholders. Continuously improve testing processes and methodologies to enhance … overall quality assurance. Conduct performance testing and identify areas for optimization. Work closely with project manager, development teams and other stakeholders to manage risks and issues. Provide effort estimations and track the test effort to ensure adequate staffing. Monitor and control testing activities against planned budget and … based on functional and non-functional requirements, ensuring their reusability. Manage test environments (baseline definition and maintenance, assessment on environment readiness) Manage tools for testing, tracking defects, statistics and requirements coverage reporting. Document and evaluate the result of the testing, investigate testing deficiencies. Contribute to continuous improvement More ❯

the overall quality of our software applications. Responsibilities: 1. Test Automation Development: Develop and maintain automated test scripts using Cypress to verify the functionality, performance, and reliability of our web applications. 2. Contract testing: Develop and maintain contract testing for APIs via Postman and adding them in … in TestRail based on project requirements and user stories. 4. Test Execution: Execute automated test scripts, analyze test results, and report defects. Perform regression testing as necessary. 5. Continuous Integration: Integrate automated tests into the continuous integration (CI) pipeline for regular and automated testing on multiple environments. 6. … 8. Collaboration: Collaborate with cross-functional teams, including developers, product managers, and business analysts, to understand product requirements and provide quality assurance feedback. 9. Performance Testing: Contribute to performance and load testing efforts to identify and address scalability and performance issues. 10. Documentation: Create and More ❯