1 to 25 of 234 Permanent Performance Testing Jobs in the UK

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 ❯

cadence we believe in hiring strong technical talent and then supporting that talent to grow with us. Our offices are in Abingdon but this Performance Test Engineer Lead role could be either office based or hybrid with monthly office days . You should live within reasonable commute of Abingdon. … The Role Working as part of our Software Quality team, you will play a key role in strategising, implementing, and optimising performance testing for our systems, ensuring robust, scalable, and high-performing applications. This is a hands-on position requiring both technical expertise and the ability to mentor … junior team members while driving improvements in performance testing practices across the business. Key Tasks and Responsibilities Design and implement detailed performance testing plans, including load, stress, endurance, and scalability testing. Develop and maintain automated performance testing suites using tools like JMeter, Gatling, NeoLoad More ❯

cadence we believe in hiring strong technical talent and then supporting that talent to grow with us. Our offices are in Abingdon but this Performance Test Engineer Lead role could be either office based or hybrid with monthly office days . You should live within reasonable commute of Abingdon. … The Role Working as part of our Software Quality team, you will play a key role in strategising, implementing, and optimising performance testing for our systems, ensuring robust, scalable, and high-performing applications. This is a hands-on position requiring both technical expertise and the ability to mentor … junior team members while driving improvements in performance testing practices across the business. Key Tasks and Responsibilities Design and implement detailed performance testing plans, including load, stress, endurance, and scalability testing. Develop and maintain automated performance testing suites using tools like JMeter, Gatling, NeoLoad 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 ❯

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 ❯

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

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

Senior Performance Tester – Privileged Access Management (PAM) Location: Remote/UK Based Initial 6 month contract About the Role We’re seeking a skilled Senior Performance Tester to join our team on a high-impact Privileged Access Management (PAM) project. You’ll be responsible for designing, executing, and … analyzing performance test scenarios that ensure the scalability, reliability, and responsiveness of PAM tools in enterprise environments. This is a critical role supporting the secure management of privileged accounts across infrastructure and applications, contributing directly to performance assurance and risk mitigation. Key Responsibilities Design, script, and execute performance, load, stress, and scalability tests using tools such as LoadRunner, JMeter, Gatling, or equivalent. Collaborate with business analysts, architects, and engineers to understand performance requirements and user scenarios. Simulate real-world high-load scenarios involving PAM activities like account onboarding, password rotation, and session recording. Execute tests using More ❯

Senior Performance Tester – Privileged Access Management (PAM) Location: Remote/UK Based Initial 6 month contract About the Role We’re seeking a skilled Senior Performance Tester to join our team on a high-impact Privileged Access Management (PAM) project. You’ll be responsible for designing, executing, and … analyzing performance test scenarios that ensure the scalability, reliability, and responsiveness of PAM tools in enterprise environments. This is a critical role supporting the secure management of privileged accounts across infrastructure and applications, contributing directly to performance assurance and risk mitigation. Key Responsibilities Design, script, and execute performance, load, stress, and scalability tests using tools such as LoadRunner, JMeter, Gatling, or equivalent. Collaborate with business analysts, architects, and engineers to understand performance requirements and user scenarios. Simulate real-world high-load scenarios involving PAM activities like account onboarding, password rotation, and session recording. Execute tests using More ❯

Systems Test Team, as a Senior Test Engineer, within the Engineering Department in New Malden. With the nature of our work being hands on testing of our products, the role is predominantly office based. The role will involve working closely with the wider Engineering Team to understand project requirements … defining and agreeing testing scope, and supporting all software and hardware testing functions. The role offers great opportunity to be part of the development of our Navigation solutions that form the Integrated Bridge System (IBS) solutions that we offer. As your product knowledge increases, the role of the … Senior Systems Test Engineer also becomes that to support our Lead Test Engineer and Manager in the planning and coordination of our teams' testing activities, driving efficiency and quality improvements, and supporting our team in all aspects of their work. About You Key Responsibilities Taking ownership of testing More ❯

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

responsible for leading the quality assurance function and ensuring the delivery of high-quality software products. The role involves developing and executing automated and performance testing, defining objectives and roadmaps for QA, implementing quality metrics, and owning QA end-to-end from discovery to delivery. The Principal QA … also collaborates with cross-functional teams to plan and conduct testing, ensures that testing addresses requirements, identifies cost-effective tools to enhance testing and product quality, investigates and resolves performance problems, leads continuous improvement initiatives, and implements best practices. Responsibilities: Leading development and execution of automated … and performance testing for large or multiple diverse projects Leading the QA function, defining objectives, QA roadmaps Suggest, implement and track quality metrics - e.g. code coverage Owning QA end-to-end from discovery to delivery and beyond Creating automation frameworks from scratch to test diverse set of software 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 ❯

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 ❯

Performance Test Engineering Consultant Join Ten10s Expert Consultancy Team Location: Hybrid (London office + client site travel as required) Employment Type: Permanent Start Date: June '25 Security Clearance: SC Clearance preferred The Opportunity Are you an experienced Performance Test Engineer looking to take the next step in your … career within a dynamic and growing consultancy? At Ten10 , we are looking for a talented Performance Test Engineering Consultant to join our highly skilled consultancy team. This is an exciting opportunity to work on diverse and challenging client projects, ensuring the delivery of high-performing applications and systems. About … Ten10 Ten10 is the UKs leading independent Quality Engineering & Software Testing consultancy. We work with a range of clients across multiple sectors, providing innovative solutions to help them deliver better software, faster. Our consultants are at the heart of what we do, and we invest in their development to More ❯

Performance Test Engineering Consultant - Join Ten10's Expert Consultancy Team Location: Hybrid (London office + client site travel as required) Employment Type: Permanent Start Date: June '25 Security Clearance: SC Clearance preferred The Opportunity Are you an experienced Performance Test Engineer looking to take the next step in … your career within a dynamic and growing consultancy? At Ten10 , we are looking for a talented Performance Test Engineering Consultant to join our highly skilled consultancy team. This is an exciting opportunity to work on diverse and challenging client projects, ensuring the delivery of high-performing applications and systems. … About Ten10 Ten10 is the UK's leading independent Quality Engineering & Software Testing consultancy. We work with a range of clients across multiple sectors, providing innovative solutions to help them deliver better software, faster. Our consultants are at the heart of what we do, and we invest in their More ❯

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

the development process, from inception to post-deployment analysis. All QA engineers will: Collaborate closely with developers, product managers, and DevOps teams. Embrace continuous testing and test automation principles. Understand our architecture, infrastructure, and cloud-native patterns. Participate actively in planning, refinement, and delivery cycles. Core Responsibilities Test Automation … tests into CI/CD pipelines using Azure DevOps or GitHub Actions. Provide fast, meaningful feedback on all pull requests and deployments. Infrastructure-Aware Testing Create automated tests for Azure resources like Azure Functions, Event Grid, Service Bus, Cosmos DB, and Key Vault. Implement infrastructure-as-code testing strategies (e.g., Bicep, Terraform). Performance and Load Testing Use tools such as Azure Load Testing or JMeter to validate performance under expected loads. Analyze telemetry data from Azure Application Insights and act accordingly. Security and Resilience Testing Develop test cases for authentication, authorization More ❯

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

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

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

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 ❯