1 to 25 of 284 Performance Testing Jobs

working at the forefront of user-centred design, agile delivery, and scalable digital services that genuinely make a difference. We are seeking a Lead Performance Tester to provide end-to-end ownership of performance testing and performance assurance across complex digital services. This role acts … performance authority , accountable for defining strategy, leading delivery, mentoring the performance team, and providing formal recommendations on production readiness. The role will be particularly important as we progress through the Gatling migration and into the next phase of performance engineering and capability development. Key Responsibilities ...

effective outcomes. You understand and align with our Values The Role: We are looking for experienced Non Functional Test Engineers with demonstrable experience in Performance Testing and Non Functional Testing to join us on a permanent basis and assist with the running of our performance testing projects. You will be involved in overall NFT as well as API testing, Front End testing and UI based performance testing on behalf of both our public and private sector clients. Those not from a performance testing background, or without demonstrable experience ...

global leader in environmental commodity markets. We are backed by Blackstone and other leading investors. Position Summary: Seeking a QA AI Engineer to perform testing and quality assurance for systems, applications, and AI-enabled products developed by Xpansiv. This role is responsible for ensuring the quality, reliability, accuracy … loop assurance required by Xpansiv’s AI governance standards. Key Responsibilities: Create test plans for AI-powered and traditional software applications, including manual testing, automated testing, performance testing, regression testing, security testing, and end-to-end testing Formulate and document test cases based ...

work on meaningful projects that deliver lasting impact The Role: We are looking for experienced Non Functional Test Engineers with demonstrable experience in Performance Testing and Non Functional Testing to join us on a permanent basis and assist with the running of our performance testing projects. You will be involved in overall NFT as well as API testing, Front End testing and UI based performance testing on behalf of both our public and private sector clients. Those not from a performance testing background, or without demonstrable experience ...

Performance Test Engineer Hybrid/Leeds - one day Competitive contract rate Why Apply? A key contract opportunity for an experienced SC Cleared Performance Test Engineer working on a major public sector technology transformation. You'll take ownership of performance testing across a suite of integrated applications … being migrated from on-premises into Azure. There is no established performance testing discipline, so you'll have genuine ownership of the approach, workload modelling, test execution and reporting. The results will directly support migration sign-off, with performance evidence reported to the external Authority. Performance ...

Lead Performance Test Engineer ( SC Eligible/SC Cleared ) London, United Kingdom | Posted on 01/09/2026 Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million … 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 ...

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. This role acts as the performance authority , accountable for 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 ...

Date: 24 Sept 2026 Company: QualityAI Country/Region: GB Performance Test Engineer Location: London or Leeds, UK (Hybrid) Type: Permanent Salary Band : Grade B2 Role Overview We are looking for a Performance Test Engineer to drive performance assurance across cloud, hybrid, and on-premise environments. … will design and execute performance, load, stress, and volume tests, identify bottlenecks, and work closely with development and architecture teams to ensure scalable, resilient, and high-performing applications. Key Responsibilities Design and execute performance testing strategies and test plans. Perform load, stress, endurance, and volume testing. Analyze ...

Date: 24 Sept 2026 Company: QualityAI Country/Region: GB Performance Test Engineer Location: London or Leeds, UK (Hybrid) Type: Permanent Salary Band : Grade B2 Role Overview We are looking for a Performance Test Engineer to drive performance assurance across cloud, hybrid, and on-premise environments. … will design and execute performance, load, stress, and volume tests, identify bottlenecks, and work closely with development and architecture teams to ensure scalable, resilient, and high-performing applications. Key Responsibilities Design and execute performance testing strategies and test plans. Perform load, stress, endurance, and volume testing. Analyze ...

a.dialogApplyBtn { display: none; } Performance Test Engineer Date: 24 Sept 2026 Company: QualityAI Country/Region: GB Performance Test EngineerLocation: London or Leeds, UK (Hybrid)Type: PermanentSalary Band : Grade B2Role OverviewWe are looking for a Performance Test Engineer to drive performance assurance across cloud, hybrid … premise environments. You will design and execute performance, load, stress, and volume tests, identify bottlenecks, and work closely with development and architecture teams to ensure scalable, resilient, and high-performing applications.Key ResponsibilitiesDesign and execute performance testing strategies and test plans.Perform load, stress, endurance, and volume testing.Analyze test ...

Agile environment. This is a transversal leadership role within the Tribe and is responsible for defining, managing, and continuously improving the Tribe's testing strategy and quality approach. Working as part of the Release & Test Orchestration function, the tribe test owner partners with Product Owners, Scrum Masters, Tribe Release … Business Stakeholders to ensure that quality is embedded throughout the software delivery lifecycle. The successful candidate will provide technical and strategic leadership across all testing activities, ensuring consistency, traceability and governance whilst enabling squads to deliver high-quality solutions at pace. What You Will Do Test Strategy & Quality Leadership ...

looking for a Senior QA Engineer, Performance & Scalability who doesn't wait to be told what to test. You'll own performance and scalability across our platform, 30+ microservices, event-driven flows, and the legacy dependencies that come with a real production system at scale. This … load test before release" role. This is a role where you make performance a first-class concern from day one, where you define the thresholds that decide pass or fail, and where you hold the bar when something is degrading and nobody yet knows why. ...

looking for an AI Automation Tester to support IBM on a major programme of work The role will focus on designing and executing automated testing across an AI-enabled solution, covering traditional functional and integration testing alongside the additional challenges involved in validating AI-generated responses and behaviours. … continues to meet requirements as it develops. Key Responsibilities Design, build and maintain automated tests across the AI solution Execute functional, integration and regression testing Develop and maintain automated test suites Perform API testing across integrated services Validate AI-generated responses and system behaviours Design appropriate test scenarios ...

with both our clients and our own employees. We are passionate about training, technology and career development. Key Responsibilities Design, develop, execute, and maintain performance test plans and test scenarios. Collaborate with Business Analysts and client teams to understand functional and non-functional requirements. Analyse application performance and identify bottlenecks, capacity issues, and areas for optimisation. Develop automated performance test scripts and frameworks. Execute load, stress, endurance, and scalability testing activities. Produce detailed performance test reports and provide recommendations for improvement. Support defect investigation and resolution activities alongside development teams. Contribute to test ...

Overview Inabia is seeking a Senior Network Test Engineer based in the United Kingdom to lead end-to-end network verification, performance testing, troubleshooting, and validation across cellular, WiFi, broadband, IP networking, and cloud-connected environments. This role requires a hands-on engineer with deep expertise … networking, AWS cloud connectivity, DevOps practices, and test automation. The successful candidate will configure and manage test environments, execute functional and performance testing, analyze network traffic and logs, identify root causes, and produce comprehensive test and verification reports. Responsibilities Plan and execute network verification and validation testing ...

Primarily Remote | Occasional Travel to London | Until 31st March 2027 | ASAP Start *** MUST have NHS or Gov. Experience *** We're looking for an experienced Performance Test Engineer to join a large-scale enterprise transformation programme, helping to ensure the performance, scalability and operational readiness of critical cloud-based … services. You’ll work closely with engineering, DevOps and QA teams to design and execute performance testing strategies, analyse system behaviour under load, and provide recommendations to improve application resilience and user experience. Key Responsibilities Design, develop and execute performance, load, stress and endurance tests across ...

fostering best practices Keep up to date with industry standards and advances Oversee development, implementation, and maintenance of automated test scripts Verify usability, functionality, performance, and scalability of company and client applications Build automation tools and expand framework functionality for team requirements Establish processes for automation and performance monitoring Contribute to Quality Engineering and client teams in establishing automation and testing best practices Collaborate with diverse teams to address automation challenges Coordinate efforts to resolve performance test failures Work directly with public- and private-sector clients Travel as required by clients, primarily to London Requirements ...

Even if you do not feel you tick every box, we would still genuinely love to hear from you. We are looking for a Testing and Quality Engineering Manager to join our team. We are on an important journey at NBS, moving away from relying predominantly on packages provided … towards building and owning more of our own platforms, supported by a smaller and more focused number of integrated solutions. We need an experienced testing and quality engineering leader to help us take the next step. You will drive our journey towards greater automation while recognising the important role ...

user-centred design and agile delivery, and more to deliver innovative digital services that matter. Role Overview We are looking for a Senior Performance Tester to deliver hands-on load and performance testing across large-scale digital services and Back End applications, with experience of working with … cloud-based distributed services. This is a technical, delivery-focused role operating in structured and governed environments where performance, resilience, and scalability are critical to service success. Key Responsibilities Design and execute load, stress, volume, soak, and scalability tests Analyse performance results, logs, and system metrics to identify ...

Title – Performance TesterLocation – LondonWho you'll be working withIn Business Technology Solutions (BTS) we specialise in navigating our clients through the complexities of large-scale, technology-driven transformation programmes, using our skills to drive outstanding delivery. Having the right people using the right methodology and following the right process … gives every client the right result. Managed Testing Services (MTS) is a new Delivery Unit within Business Technology Solutions focusing on helping our client's achieve business value through testing transformation. The MTS function is responsible for all aspects of managed testing services focusing on: moving ...

Stack Frontend Remix React JavaScript Backend Java Spring Framework .NET Data MongoDB Oracle Tools & Integration RabbitMQ JSON Key Responsibilities Design, build and implement automated testing solutions from the ground up. Develop and execute test strategies using TDD, BDD and risk-based testing approaches. Champion shift-left testing practices and support CI/CD pipeline integration. Coach and mentor development teams on Quality Engineering best practices. Perform testing across all levels, including: Unit Testing System Testing Integration Testing Non-Functional Testing Analyse business requirements and translate them into effective test approaches. Create ...

responsible for ensuring business-critical applications and platforms are delivered and maintained to the highest standards of quality. This role will take ownership of testing strategy, quality assurance governance, supplier testing oversight, and user acceptance testing activities across a range of enterprise applications. You will work closely … purpose before they are released into production. This is an excellent opportunity for a QA professional who enjoys combining hands-on testing expertise with governance, stakeholder management, and quality leadership. Key Responsibilities Develop, maintain, and execute comprehensive test strategies and test plans for new solutions, enhancements, upgrades, and projects. ...

Cleared Performance Tester - Inside IR35 - Leeds (Hybrid) Summary You’ll design and run performance, load, and stress tests using tools like JMeter, LoadRunner, or Gatling, ensuring they meet strategy and non-functional requirements. You’ll collaborate with technical teams to troubleshoot issues, monitor systems with Grafana and Splunk … into CI/CD pipelines and driving improvements to ensure robust, scalable systems across cloud, hybrid, and on-premises environments. Within the role of Performance Tester you will enhance and shape the scalability and reliability - creating strategies and solutions in cloud and container based environments, leveraging observability tools ...

Cleared Performance Tester - Inside IR35 - Leeds (Hybrid) Summary You’ll design and run performance, load, and stress tests using tools like JMeter, LoadRunner, or Gatling, ensuring they meet strategy and non-functional requirements. You’ll collaborate with technical teams to troubleshoot issues, monitor systems with Grafana and Splunk … into CI/CD pipelines and driving improvements to ensure robust, scalable systems across cloud, hybrid, and on-premises environments. Within the role of Performance Tester you will enhance and shape the scalability and reliability - creating strategies and solutions in cloud and container based environments, leveraging observability tools ...

quality owner within your Scrum team. You play a crucial role in ensuring the quality, reliability, and resilience of our systems by driving strong testing practices and acting as the primary voice of quality throughout the software development lifecycle. You are the execution expert within your team—delivering high … project requirements and user stories. Execute test cases and document test results thoroughly. Test Automation: Design, develop, and maintain automated test scripts to increase testing efficiency and coverage. Collaborate with the Principal QA Engineer to establish and improve the test automation framework. Defect Management: Identify, report, and track defects ...