1 to 25 of 33 Remote Performance Testing Jobs in London

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 ❯

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 ❯

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 ❯

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 ❯

to support data quality assurance, test automation, and validation frameworks across data engineering and platform engineering teams. The ideal candidate will have experience in testing data pipelines, automation frameworks, and CI/CD practices , with a focus on ensuring data integrity, accuracy, and reliability . This role requires an … first principles , ensuring that data pipelines and platform components are thoroughly tested and meet business requirements . The successful candidate will help develop automated testing frameworks, define testing standards, and validate data engineering workflows . Responsibilities The successful candidate will: Support the development and execution of a quality … execute test cases for data pipelines, ETL/ELT workflows, and data transformations . Assist in building and maintaining automated data validation and pipeline testing frameworks . Validate infrastructure and platform-level components , including CI/CD pipelines and cloud-based data services . Collaborate with data engineers, platform More ❯

data quality assurance, test automation, and validation frameworks across data engineering and platform engineering teams. The ideal candidate will have a strong background in testing data pipelines, automation frameworks, and CI/CD practices , with a passion for driving quality-first principles in data platforms. This role requires a … detail-oriented, strategic thinker who can establish testing best practices, develop automated testing frameworks, and collaborate with engineers to embed quality throughout the data development lifecycle. The successful candidate will ensure that data pipelines are robust, scalable, and meet business requirements while validating infrastructure and platform-level components … and implement a comprehensive quality assurance strategy for data engineering and platform engineering pipelines . Define, build, and maintain automated data validation and pipeline testing frameworks to ensure data reliability and accuracy. Design and execute test cases for ETL/ELT workflows, data transformations, and metadata-driven data pipelines 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 ❯

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 ❯

values that puts an emphasis on quality of life for all of our team members. Hybrid working and shorter days on Wednesdays and Fridays. Performance-related bonus scheme. Wellbeing support and healthcare options. Volunteering days every year so that you can support a charity that's close to your … eye, understanding of accessibility best practice and experience with web fonts and typography. A good understanding of Software Development Lifecycle. Experience with cross-browser testing, accessibility testing, and performance testing and fixes. Source control tools - we use Bitbucket/Git. Clear and effective written and verbal More ❯

Senior QAT Delivery Lead Department: QAT Testing Employment Type: Full Time Location: London Compensation: £90,000/year Description Job Title: Senior QA Delivery Lead Location: Croydon/Bromley/Work from Home Start Date: Immediately We are looking for a highly skilled Senior QAT Delivery Lead with an … With an SDET mindset, this role demands coding proficiency, automation expertise, and a problem-solving approach to quality assurance. The successful candidate will embed testing within development processes, champion test-driven development (TDD) and behavior-driven development (BDD), and drive continuous improvements in software quality and delivery efficiency. Key … Responsibilities Provide leadership and be responsible for developing, maintaining, and optimising tooling that enables efficient testing and quality assurance across the application delivery pipeline, guiding and supporting quality engineering teams and influencing strategic decisions in stakeholder groups. Offer mentorship and guidance to quality engineers, addressing technical debt and ensuring More ❯

Services customers who have a busy 2022 ahead with recruitment and expansion. The Role: Experience of undertaking all forms of Functional and Non-Functional testing Financial sector experience (preferred) Ownership of testing including: Creating test cases for new features and raising defects and tracking them to be fixed … practices in use such as: BDD automation using Cucumber- JS and SpecFlow Maintain and extend automation coverage using Selenium WDIO using JS Experience in Performance Testing (Selenium WDIO based scripting) Experience with cross browser testing using Saucelabs and CI/CD tools Experience Required: Relevant Testing More ❯

Duration: 3 months Start: ASAP My new client is looking for a dedicated and proactive Senior QA Engineer with a strong background in automated testing to join our dynamic team. The ideal candidate will have hands-on experience with Playwright or Cypress and a solid understanding of API testing as well as a keen eye for detail. Proficiency in Python, experience with accessibility or performance testing would also be a bonus. This role has a primary focus on writing, maintaining and improving automated tests to support our automation-first approach to quality. Required skills: You are … constructively communicate with other engineers via peer review of code, collaborate effectively and share knowledge in an effective way. You drive best practices in testing and code quality. You can perform manual testing where required to complement automated tests and familiarise yourself with the application, over time becoming More ❯

Duration: 3 months Start: ASAP My new client is looking for a dedicated and proactive Senior QA Engineer with a strong background in automated testing to join our dynamic team. The ideal candidate will have hands-on experience with Playwright or Cypress and a solid understanding of API testing as well as a keen eye for detail. Proficiency in Python, experience with accessibility or performance testing would also be a bonus. This role has a primary focus on writing, maintaining and improving automated tests to support our automation-first approach to quality. Required skills: You are … constructively communicate with other engineers via peer review of code, collaborate effectively and share knowledge in an effective way. You drive best practices in testing and code quality. You can perform manual testing where required to complement automated tests and familiarise yourself with the application, over time becoming More ❯

visions into robust technical implementations. Required Skills and Experience: Extensive Python development experience with strong cloud system design capabilities Proven expertise in building and testing RESTful API services Advanced proficiency in Azure technologies including Entra ID, AKS, Front Door, networking, SQL Server, Cosmos DB, Service Bus, and Blob Storage … Comprehensive automated testing skills covering unit, integration, component, end-to-end, and performance testing Deep understanding of authentication protocols including OIDC, OAuth 2.0, and JWT Demonstrated experience leading agile software teams using Scrum methodologies C# skills are a bonus but not mandatory Desired Skills and Experience: Kafka … right to work in the UK. Aubay UK is proud to be an equal-opportunity employer. Employment decisions will be based on merit, competence, performance, and business needs . More ❯

visions into robust technical implementations. Required Skills and Experience: Extensive Python development experience with strong cloud system design capabilities Proven expertise in building and testing RESTful API services Advanced proficiency in Azure technologies including Entra ID, AKS, Front Door, networking, SQL Server, Cosmos DB, Service Bus, and Blob Storage … Comprehensive automated testing skills covering unit, integration, component, end-to-end, and performance testing Deep understanding of authentication protocols including OIDC, OAuth 2.0, and JWT Demonstrated experience leading agile software teams using Scrum methodologies C# skills are a bonus but not mandatory Desired Skills and Experience: Kafka … right to work in the UK. Aubay UK is proud to be an equal-opportunity employer. Employment decisions will be based on merit, competence, performance, and business needs. More ❯

visions into robust technical implementations. Required Skills and Experience: Extensive Python development experience with strong cloud system design capabilities Proven expertise in building and testing RESTful API services Advanced proficiency in Azure technologies including Entra ID, AKS, Front Door, networking, SQL Server, Cosmos DB, Service Bus, and Blob Storage … Comprehensive automated testing skills covering unit, integration, component, end-to-end, and performance testing Deep understanding of authentication protocols including OIDC, OAuth 2.0, and JWT Demonstrated experience leading agile software teams using Scrum methodologies C# skills are a bonus but not mandatory Desired Skills and Experience: Kafka … right to work in the UK. Aubay UK is proud to be an equal-opportunity employer. Employment decisions will be based on merit, competence, performance, and business needs . More ❯

users in London to understand and ratify requirements during each phase of the application development lifecycle and then drive the automated and manual functional testing of critical business deliverables and tech mandatory change to deliver bug-free software quickly and accurately to Production. As well as being a hands … but not limited to) Selenium and Java, to define Automation processes, scripting standards, script reviews and champion Citi's developer best-practices, ensuring continuous testing at all times. They will also be responsible for building and maintaining the Performance Test Framework of H5and ensuring that the platform remains … forecasted loads. They will also collaborate closely with the wider FX QA teams to ensure alignment with strategic initiatives and to collaborate on automation testing challenges and their solutions, including the build of mocks and POCs Proof of Concept on new features and demos to ensure buy-in of More ❯

structured improvement plan with short- and long-term goals. Develop a clear understanding of the product and its key workflows. Get familiar with the testing framework and start contributing to test development. Join code reviews and engage in QA-related team discussions. Day 60 Begin executing prioritized improvements from … Selenium. Proficient in TypeScript or another OOP language (Python is a plus). Experienced in building and maintaining automation frameworks. Knowledge of REST API testing tools (Postman, REST-assured, Playwright API). Understanding of test levels: unit, integration, end-to-end. Familiar with QA tools: Allure, TestRail. Comfortable using … with knowledge of branching strategies and merge request workflows (basic understanding of GitLab CI/CD is a plus). Awareness of load/performance testing tools (Locust, K6 is a plus). Involved in refinement, sprint planning, and QA sign-off processes. Strong problem-solving and task More ❯

operators globally, with plans in 2025 to expand across new innovative products and markets. They are seeking exceptional candidates who are passionate about high performance software development. This is an exciting period of growth for the business, providing a unique opportunity for candidates to work directly with the founders … and a small technically focussed team to build knowledge and skills in multiple areas. Responsibilities: Maintaining and extending our benchmarking and performance testing infrastructure to prevent bugs and performance regressions from reaching our production builds. Contribute to our analytics infrastructure to detect and prevent issues in customers … in haskell programming language. Familiarity with SQL and relational database technologies. Practical experience using version control software such as git Understanding of CI and testing practices. Comfortable working in a Linux environment. Desirable Skills: Mathematical background with an emphasis on probability and statistics Experience with Docker/Kubernetes. Knowledge More ❯

operators globally, with plans in 2025 to expand across new innovative products and markets. They are seeking exceptional candidates who are passionate about high performance software development. This is an exciting period of growth for the business, providing a unique opportunity for candidates to work directly with the founders … and a small technically focussed team to build knowledge and skills in multiple areas. Responsibilities: Maintaining and extending our benchmarking and performance testing infrastructure to prevent bugs and performance regressions from reaching our production builds. Contribute to our analytics infrastructure to detect and prevent issues in customers … in haskell programming language. Familiarity with SQL and relational database technologies. Practical experience using version control software such as git Understanding of CI and testing practices. Comfortable working in a Linux environment. Desirable Skills: Mathematical background with an emphasis on probability and statistics Experience with Docker/Kubernetes. Knowledge More ❯

inter-dependencies within and connected to Finance Systems. Review and prepare technical/functional specifications, communications, and project plans. Manage the 3e Development & Controlled Testing environments, ensuring version control, database updates, and performance reviews. Serve as Group Finance point of contact for performance testing reviews. Build More ❯

Junit to ensure high-quality software delivery. Oversee the development and execution of automated test scripts using Postman and Jmeter to validate API and performance testing. Provide technical guidance and mentorship to the QA team to enhance their skills and ensure best practices are followed. Collaborate with development teams … into the CI/CD pipeline using Jenkins and Maven. Ensure comprehensive test coverage by developing and maintaining test cases for functional regression and performance testing. Utilize Azure for managing test environments and deploying applications for testing. Implement and maintain testing strategies for web applications using Bootstrap and … and troubleshoot issues ensuring timely resolution. Work closely with product owners and stakeholders to understand requirements and define test strategies. Drive continuous improvement in testing processes and methodologies to enhance efficiency and effectiveness. Ensure compliance with industry standards and best practices in software testing and quality assurance. Contribute More ❯