1 to 25 of 43 DemandTrendPermanent Performance Testing Jobs in the UK excluding London

Role: System Tester (6-month FTC, start date 01.11.2025) Location: Hybrid (Newport Pagnell (2 days) and WFH) Salary : £42 - 48K + Employee Benefits Key Skills: Manual testing, load testing, stress testing, automation testing, strong SQL, testing of interactive websites, ability to work independently. Why Apply: Join a small and friendly testing team delivering essential … systems testing support working alongside the Development team, Business Analysts, PM's and End Users. Our client: Our client has an impressive story to tell! They are a global consultancy that has enjoyed exponential growth over recent years and continue to grow organically. The Role: To gather requirements, generate test scripts and test plans, and integrate with software components. … vary from ensuring individual components meet requirements to ensuring overall compliance with project definitions, UAT and ISO processes. The successful candidate will be able to demonstrate: 5+ years systems testing experience across manual testing and automated testing, preparing test assets and test scripts from outline plans. Experience with automation testing using Java/JavaScript, Node.js with More ❯

for our customers and to drive us towards being a true data driven, digital first organisation. What you’ll do: Member of multi-discipline team shaping esure’s future performance testing capability Proactively improves application performance, reliability, processes and continuous improvement culture Defines, tests and reports NFRs across customer journeys and services Delivers automated performance, load … stress and endurance testing to meet requirements Uses leading tools like Gatling, JMeter and k6 for testing Builds and maintains frameworks integrating with CI/CD pipelines and DevOps workflows Creates and delivers end-to-end performance test strategies and plans Drives testing improvements, automation, and active engagement in testing communities Qualifications What we’d … love you to bring: A background in software testing and performance testing Experience with object orientated programming, preferably Java, Selenium and TestNg/Junit. Experience with API testing is also essential. Must have experience in automation testing where you have actively created and maintained frameworks. Skilled in comprehending intricate systems that include API, serverless options More ❯

Senior Performance Test Engineer Pay up to £71,017, plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. DWP. Digital with Purpose. We are looking for a Senior Performance Test Engineer to join our community of tech experts in DWP Digital. We're using fresh ideas and leading-edge tech to build and … of what we do is extraordinary, and our purpose is unique. We'd love you to join us. What skills, knowledge and experience will you need? Significant demonstrable experience Performance Test Engineer/Lead in an agile team with a pragmatic, strategic mindset with focus on systems scalability and sustainability Extensive experience in performance testing APIs, UIs … microservices and enterprise databases (e.g.- MongoDB, PostgreSQL, Oracle). Detailed working knowledge with practical experience and skill at identifying performance bottlenecks cross application and infrastructure layers. Strong working knowledge and practical experience of performance testing tools (JMeter and K6) and performance monitoring tools like Grafana, Kibana, Kiali, Prometheus and AWS CloudWatch. Detailed working knowledge and familiarity More ❯

Senior Performance Test Engineer Pay up to £71,017, plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. DWP. Digital with Purpose. We are looking for a Senior Performance Test Engineer to join our community of tech experts in DWP Digital. We're using fresh ideas and leading-edge tech to build and … of what we do is extraordinary, and our purpose is unique. We'd love you to join us. What skills, knowledge and experience will you need? Significant demonstrable experience Performance Test Engineer/Lead in an agile team with a pragmatic, strategic mindset with focus on systems scalability and sustainability Extensive experience in performance testing APIs, UIs … microservices and enterprise databases (e.g.- MongoDB, PostgreSQL, Oracle). Detailed working knowledge with practical experience and skill at identifying performance bottlenecks cross application and infrastructure layers. Strong working knowledge and practical experience of performance testing tools (JMeter and K6) and performance monitoring tools like Grafana, Kibana, Kiali, Prometheus and AWS CloudWatch. Detailed working knowledge and familiarity More ❯

Performance Tester - Financial Technology - Peterborough/Hybrid (Key skills: Performance Testing, LoadRunner, VuGen, Dynatrace, Splunk, SQL Server, .NET Framework, IIS, Windows Server, Agile, Test Analysis, System Monitoring, Scalability Testing, Financial Services, Application Performance Engineering) Are you a meticulous Performance Tester with a passion for precision, scalability, and delivering smooth digital experiences? Are you looking … technology provider based in Peterborough, supporting high-volume enterprise platforms across payroll, HR, and compliance systems. As part of their continued investment in operational excellence, they are seeking a Performance Tester to join their performance engineering function and ensure that critical applications meet stringent scalability, performance and availability requirements. In this role, you'll be responsible for … developing and executing performance test strategies using industry-standard tools including LoadRunner, Dynatrace and Splunk. Working within an Agile delivery model, you'll collaborate closely with developers, engineers and QA specialists to validate non-functional performance requirements and support the early detection and resolution of bottlenecks. You'll help build out usage models that emulate real-world traffic More ❯

Gherkin syntax and ReqNRoll. Participate in Agile ceremonies, story reviews, and provide early feedback on testability and quality. Expand test coverage across regression and feature test suites. Perform exploratory testing during feature development. Conduct code reviews for test scripts and contribute to internal tooling. Support performance testing using Azure Load Testing, JMeter, or Locust. Debug CI …/CD pipeline issues and ensure smooth test execution in Azure DevOps. Contribute to backend/API testing and support security testing initiatives. Company Benefits 22 days holiday (plus 3.5 discretionary days at Christmas) 4x Salary Life Insurance 6% Pension Contribution - into a defined Pension Plan held with Scottish Widows Company bonus scheme - worth up to 3% of … days Bike to Work Scheme Requirements You Should Have: Bachelor's degree in computer science, Engineering, or related field (or equivalent experience). 5+ years of experience in software testing with a strong focus on automation. Proficient in C# and test automation tools (Selenium, Playwright). Solid understanding of Agile/Kanban methodologies and shift-left testing practices. More ❯

Gherkin syntax and ReqNRoll. Participate in Agile ceremonies, story reviews, and provide early feedback on testability and quality. Expand test coverage across regression and feature test suites. Perform exploratory testing during feature development. Conduct code reviews for test scripts and contribute to internal tooling. Support performance testing using Azure Load Testing, JMeter, or Locust. Debug CI …/CD pipeline issues and ensure smooth test execution in Azure DevOps. Contribute to backend/API testing and support security testing initiatives. Company Benefits 22 days holiday (plus 3.5 discretionary days at Christmas) 4x Salary Life Insurance 6% Pension Contribution - into a defined Pension Plan held with Scottish Widows Company bonus scheme - worth up to 3% of … days Bike to Work Scheme Requirements You Should Have: Bachelor's degree in computer science, Engineering, or related field (or equivalent experience). 5+ years of experience in software testing with a strong focus on automation. Proficient in C# and test automation tools (Selenium, Playwright). Solid understanding of Agile/Kanban methodologies and shift-left testing practices. More ❯

real hardware with virtual environments to validate and improve complex systems. Working in a cutting-edge test facility, you will create high-fidelity simulations to replicate operational scenarios, enabling performance testing, system validation, and trial preparation. Key Responsibilities Design and develop real-time simulations for system performance testing Abstract complex technical detail to understand system behaviours … Develop software plug-ins to support and enhance simulation capability Work within Linux environments and program in C/C++ Integrate hardware and software systems, troubleshoot interfaces, and optimise performance Analyse performance results and produce clear technical reports What We're Looking For We welcome applicants with broad engineering experience and an interest in real-time systems. Skills … in the following areas would be advantageous: Real-time software design Linux operating systems C/C++ programming Systems integration and debugging Performance analysis of complex systems About You You enjoy solving complex engineering problems, have strong analytical skills, and are comfortable working with both software and hardware. You thrive in a collaborative environment and are eager to contribute More ❯

will involve collaborating with other 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 grow from strength to strength, working with clients all over the globe, offering a range More ❯

Test & Release Lead Salary: £45,000 | Location: Wakefield, Yorkshire | Contract: 12 Month FTC About the Role Are you a seasoned testing professional ready to take the lead on delivering excellence? We're seeking an experienced Test Lead to join a dynamic IT team where you'll shape testing strategy, drive quality assurance, and ensure robust software delivery across … critical business systems. This is your opportunity to own the entire testing lifecycle - from strategy development to implementation - whilst leading a talented team in a fast-paced, innovation-driven environment. What You'll Be Doing Strategic Leadership: Own and develop comprehensive test strategies for large-scale projects and business deliverables Create, review and implement detailed test plans covering functional … integration, regression and performance testing Define and lead defect management processes with clear severity and priority frameworks Drive continuous improvement of testing methodologies, policies and tools Hands-On Delivery: Plan and execute automated and manual testing across existing solutions, new developments and enhancements Manage release activities through pre-production environments, identifying and mitigating risks Coordinate impact More ❯

deep experience in Microsoft Dynamics 365 Finance & Operations (F&O) to join a growing technology-focused organisation. This position will play a key role in shaping and delivering robust testing approaches for D365 F&O projects, ensuring high-quality solutions that integrate seamlessly with business processes. Main Duties: Create and own the end-to-end testing strategy for … Dynamics 365 F&O programmes. Oversee all testing phases, including planning, execution, and defect resolution. Ensure functional, integration, performance, and user acceptance testing meet business objectives. Partner with business stakeholders, end users, and technical specialists to embed best practices in testing. Champion test automation initiatives and continuous delivery processes within D365 environments. Skills & Experience Required: 7+ years … experience testing ERP platforms, with significant exposure to Dynamics 365 F&O. Strong grounding in manual and automated testing methods, performance testing, and quality assurance frameworks. Proficiency with tools such as Azure DevOps, Selenium, or RSAT. Proven ability to collaborate effectively with both technical and business teams. Excellent communication, leadership, and stakeholder engagement capabilities. For more More ❯

deep experience in Microsoft Dynamics 365 Finance & Operations (F&O) to join a growing technology-focused organisation. This position will play a key role in shaping and delivering robust testing approaches for D365 F&O projects, ensuring high-quality solutions that integrate seamlessly with business processes. Main Duties: Create and own the end-to-end testing strategy for … Dynamics 365 F&O programmes. Oversee all testing phases, including planning, execution, and defect resolution. Ensure functional, integration, performance, and user acceptance testing meet business objectives. Partner with business stakeholders, end users, and technical specialists to embed best practices in testing. Champion test automation initiatives and continuous delivery processes within D365 environments. Skills & Experience Required: 7+ years … experience testing ERP platforms, with significant exposure to Dynamics 365 F&O. Strong grounding in manual and automated testing methods, performance testing, and quality assurance frameworks. Proficiency with tools such as Azure DevOps, Selenium, or RSAT. Proven ability to collaborate effectively with both technical and business teams. Excellent communication, leadership, and stakeholder engagement capabilities. For more More ❯

based in South Wales that is embarking on a major M icrosoft Dynamics 365 (D365) implementation . They're looking for an experienced D365 Transition Manager to lead the testing and cut-over phases, ensuring a smooth and successful migration from legacy systems to D365. The role is a 12 month Fixed Term Contract paying up to … and you will be required to be in the office as and when required in South Wales. The D365 Transition Manager will be responsible for managing all aspects of testing for the Dynamics project at as well as overseeing the cut-over process, including data migration and system configuration. Key responsibilities: Develop and manage a detailed plan for delivering … testing cycles, including System Integration Testing (SIT), User Acceptance Testing (UAT), and performance testing, to ensure the system meets readiness criteria and delivers required business functionality. Identify and manage defects by logging, prioritising, and tracking issues through Azure DevOps (ADO), collaborating closely with the project team and relevant stakeholders to ensure prompt resolution and effective More ❯

solver with a knack for uncovering bugs and optimising software quality, this is your chance to make an impact and grow your career. What You’ll Be Doing Automation Testing Develop, maintain, and execute automated test scripts using UI automation tools (preferably Selenium). Focus on programming in C# (preferred), though experience in Python, Java, or other languages is … acceptable Collaborate with developers to integrate automated tests into the development process and CI/CD pipelines. Manual Testing Conduct thorough manual testing to validate software functionality and user experience. Write and execute detailed test cases and plans across various platforms. Identify, track, and document defects using our established bug tracking tools. What We’re Looking For We … our project. Familiarity with design patterns and best practices in C#. Bonus Points For: Exposure to CI/CD pipelines (GitHub Actions, Azure, Jenkins, etc.). Experience with API testing tools like Postman, Insomnia, or curl. Exposure to performance testing tools. Who You Are? Independent and Proactive: You’re comfortable taking the lead and researching solutions independently More ❯

to join their remote UK team. Key Responsibilities: • Develop, test, and maintain software applications using the .NET framework, C#, and related technologies. • Troubleshoot, debug, and optimise applications to ensure performance and reliability. • Write clean, scalable, and efficient code following industry best practices. • Develop and maintain APIs, integrations, and database-driven solutions. • Stay up to date with emerging trends and … App Services, Functions, SQL Database, Storage, Monitoring, etc.). CI/CD – experience with modern deployment pipelines using Azure DevOps. Entity Framework (EF) – working knowledge and experience with EF. Testing – strong understanding of automated testing practices, including unit, integration, and regression testing . Load & Performance Testing – experience simulating high-traffic conditions, identifying bottlenecks, and optimizing More ❯

Role Overview: Assess requirements and testability Create test scripts and data Execute tests, log results, retest fixes Report progress and raise issues Required Skills: Strong QA process knowledge API testing (e.g. Postman), system integration testing Automation (e.g. Cucumber, JUnit), Wiremock Load/performance testing Tools: JIRA, Confluence, Git Agile delivery experience Mentoring, leadership, team management or More ❯

Role Overview: Assess requirements and testability Create test scripts and data Execute tests, log results, retest fixes Report progress and raise issues Required Skills: Strong QA process knowledge API testing (e.g. Postman), system integration testing Automation (e.g. Cucumber, JUnit), Wiremock Load/performance testing Tools: JIRA, Confluence, Git Agile delivery experience Mentoring, leadership, team management or More ❯

web-based products, contributing to the dedication to continuously improving. The role will involve collaborating with other QAs, developers, product owners and much more. This role will involve application performance testing, identifying security risks, writing test scripts and working closely various stakeholders. You will be focusing on Manual testing however in the future there will be the … opportunity to work on Automation testing. Role Requirements Minimum 5 years' experience in Manual Testing within a software focused and agile environment C#/Selenium/RestSharp/NUnit JIRA/Confluence Desirables: Swagger, DynamoDB, AWS Visual Studio and C# The Company This company continue to grow from strength to strength, working with clients all over the globe, offering More ❯

group IT. The IT Test Lead ensures the quality of IT solutions through advanced test analysis, preparation & execution of tests, and the reporting of results. This role leads software testing for projects and Continual Delivery initiatives, driving continuous improvement of testing practices. You will work on complex initiatives, from small defects to multi-system integrations, focusing on automation … is essential. As their Test Lead, you will: Lead test activity within project and change frameworks including the adaptation of test strategy to fit project requirements, execution, oversight of testing, and the reporting of results. Responsible for ensuring the execution and tracking of testing within the project plan. Collaborate with IT Developers to deliver valuable solutions; working within … which are fit-for-purpose and fit-for-use. Guide and support business SMEs and IT specialists to ensure cross-functional cohesion; lead and mentor cross-functional teams in testing best practice. Offering expertise and assistance in test planning and execution. Plan and execute testing for small business changes, perform complex test analysis, contribute to automated regression test More ❯

Agile team, supporting identity and access management solutions in a secure government environment. This is an excellent opportunity for a detail-oriented individual eager to develop their skills in testing, data analysis, and both frontend and backend systems. SC - Cleared Only Key Responsibilities: Perform manual and automated testing of identity and access management systems. Collaborate with developers, analysts … and stakeholders to ensure high-quality deliverables. Analyze data and ensure accuracy in backend and frontend processes. Contribute to performance testing and identify areas for automation. Skills and Experience: Familiarity with SQL and data analysis. Strong attention to detail and a flexible approach to problem-solving. Understanding of Agile development methodologies. Interest or experience in automation and performance More ❯

Agile team, supporting identity and access management solutions in a secure government environment. This is an excellent opportunity for a detail-oriented individual eager to develop their skills in testing, data analysis, and both frontend and backend systems. SC - Cleared Only Key Responsibilities: Perform manual and automated testing of identity and access management systems. Collaborate with developers, analysts … and stakeholders to ensure high-quality deliverables. Analyze data and ensure accuracy in backend and frontend processes. Contribute to performance testing and identify areas for automation. Skills and Experience: Familiarity with SQL and data analysis. Strong attention to detail and a flexible approach to problem-solving. Understanding of Agile development methodologies. Interest or experience in automation and performance More ❯

and source components, and supervise schematic creation and PCB layout Produce design test documentation and perform technical requirements analysis Resolve design and integration issues and support type approval Conduct performance testing and optimisations to meet specified criteria Collaborate with baseband, software, and audio teams to integrate RF solutions into broader projects Create detailed technical documentation, including design reports … test plans, and performance assessments Manage multiple projects simultaneously and effectively allocate resources Perform hands-on work with sensitive PCBs, including rework and modifications Travel to customer or partner sites as required Requirements of the Senior RF Engineer based in Waterbeach, Cambridgeshire: Bachelor's or Master's degree in Electronics Engineering, Telecommunications, or a related field Extensive experience in … RF design and development, ideally within telecommunications or critical communications Comprehensive knowledge of RF systems and technologies, including design, simulation, and testing Strong hands-on design experience and component-level expertise Experience in at least three of the following: RF Tx/Rx architectures, RF receivers, RF transmitters, RF power amplifiers, EMC/EMI, frequency generators, antenna design/ More ❯

and source components, and supervise schematic creation and PCB layout Produce design test documentation and perform technical requirements analysis Resolve design and integration issues and support type approval Conduct performance testing and optimisations to meet specified criteria Collaborate with baseband, software, and audio teams to integrate RF solutions into broader projects Create detailed technical documentation, including design reports … test plans, and performance assessments Manage multiple projects simultaneously and effectively allocate resources Perform hands-on work with sensitive PCBs, including rework and modifications Travel to customer or partner sites as required Requirements of the Senior RF Engineer based in Waterbeach, Cambridgeshire: Bachelor's or Master's degree in Electronics Engineering, Telecommunications, or a related field Extensive experience in … RF design and development, ideally within telecommunications or critical communications Comprehensive knowledge of RF systems and technologies, including design, simulation, and testing Strong hands-on design experience and component-level expertise Experience in at least three of the following: RF Tx/Rx architectures, RF receivers, RF transmitters, RF power amplifiers, EMC/EMI, frequency generators, antenna design/ More ❯

from requirements gathering to operational acceptance.*Proven experience in network troubleshooting across multiple vendors and technology areas.*Excellent communication skills and ability to work with multiple stakeholders.*Experience of performance testing of cyber monitoring tools (sizing, capacity management and planning, performance troubleshooting). Reasonable Adjustments: Respect and equality are core values to us. We are proud of More ❯

will be excellent long-term career and professional development opportunities with this well-respected and fast-growing UK company. Tests carried out at this facility include : Mechanical, Physical & Structural testing Durability tests Weather Resistance tests Thermal Performance testing More ❯