76 to 100 of 315 Performance Testing Jobs

Performance Test Engineer - £565 per day Outside IR35 - Contract - London (Hybrid) La Fosse has partnered with an established and reputable business to recruit a Performance Test Engineer for an initial 4-month contract . This role requires an individual with exceptional hands-on performance testing experience , capable of designing, executing, and analysing performance tests across … role in ensuring scalability, stability, and reliability of business-critical application Key requirements: Proven experience in UI automation using Selenium with C#/.NET. Strong background in load and performance testing with JMeter. Skilled in designing, executing, and analyzing performance test cases. Proficient in Zephyr for Jira for test management and defect tracking. Interview Processes: 2 stage More ❯

Performance Test Engineer - £565 per day Outside IR35 - Contract - London (Hybrid) La Fosse has partnered with an established and reputable business to recruit a Performance Test Engineer for an initial 4-month contract . This role requires an individual with exceptional hands-on performance testing experience , capable of designing, executing, and analysing performance tests across … role in ensuring scalability, stability, and reliability of business-critical application Key requirements: Proven experience in UI automation using Selenium with C#/.NET. Strong background in load and performance testing with JMeter. Skilled in designing, executing, and analyzing performance test cases. Proficient in Zephyr for Jira for test management and defect tracking. Interview Processes: 2 stage More ❯

Performance Test Engineer - £565 per day Outside IR35 - Contract - London (Hybrid) La Fosse has partnered with an established and reputable business to recruit a Performance Test Engineer for an initial 4-month contract . This role requires an individual with exceptional hands-on performance testing experience , capable of designing, executing, and analysing performance tests across … role in ensuring scalability, stability, and reliability of business-critical application Key requirements: Proven experience in UI automation using Selenium with C#/.NET. Strong background in load and performance testing with JMeter. Skilled in designing, executing, and analyzing performance test cases. Proficient in Zephyr for Jira for test management and defect tracking. Interview Processes: 2 stage More ❯

Performance Test Engineer - £565 per day Outside IR35 - Contract - London (Hybrid) La Fosse has partnered with an established and reputable business to recruit a Performance Test Engineer for an initial 4-month contract . This role requires an individual with exceptional hands-on performance testing experience , capable of designing, executing, and analysing performance tests across … role in ensuring scalability, stability, and reliability of business-critical application Key requirements: Proven experience in UI automation using Selenium with C#/.NET. Strong background in load and performance testing with JMeter. Skilled in designing, executing, and analyzing performance test cases. Proficient in Zephyr for Jira for test management and defect tracking. Interview Processes: 2 stage More ❯

Head of Performance & Reliability EngineeringFull-Time - Hybrid (3 days in Cambridgeshire) Up to £95,000 + Bonus This is an exceptional opportunity to join a major organisation at a pivotal stage in their digital transformation. As Head of Performance & Reliability Engineering You'll shape strategy, lead performance testing and chaos engineering initiatives, and embed reliability best … practices across engineering, DevOps, and infrastructure teams. This is a senior, strategic leadership role focused on system excellence, observability, and continuous improvement. Ideal Candidate: Proven experience leading Performance Engineering, Reliability, or SRE functions Deep expertise in performance testing methodologies (load, stress, spike, soak) Strong hands-on background with LoadRunner and Dynatrace (plus tools such as NeoLoad, k6 … or JMeter) Skilled in chaos engineering , resilience testing , and system scalability Experience defining and managing SLOs, SLIs, and error budgets Strong knowledge of distributed systems , cloud platforms (AWS, Azure, or GCP), and microservice architectures Proven ability to influence senior stakeholders and embed performance and reliability into the SDLC Inspirational leader with experience building, mentoring, and enabling high-performing More ❯

Head of Performance & Reliability Engineering Full-Time - Hybrid (3 days in Cambridgeshire) Up to £95,000 + Bonus This is an exceptional opportunity to join a major organisation at a pivotal stage in their digital transformation. As Head of Performance & Reliability Engineering You'll shape strategy, lead performance testing and chaos engineering initiatives, and embed reliability … best practices across engineering, DevOps, and infrastructure teams. This is a senior, strategic leadership role focused on system excellence, observability, and continuous improvement. Ideal Candidate: Proven experience leading Performance Engineering, Reliability, or SRE functions Deep expertise in performance testing methodologies (load, stress, spike, soak) Strong hands-on background with LoadRunner and Dynatrace (plus tools such as NeoLoad … k6, or JMeter) Skilled in chaos engineering , resilience testing , and system scalability Experience defining and managing SLOs, SLIs, and error budgets Strong knowledge of distributed systems , cloud platforms (AWS, Azure, or GCP), and microservice architectures Proven ability to influence senior stakeholders and embed performance and reliability into the SDLC Inspirational leader with experience building, mentoring, and enabling high More ❯

are seeking a highly skilled Automation Tester with extensive experience in designing, developing, and executing automated test scripts from scratch. The ideal candidate has a strong background in automation testing, excellent programming skills (preferably Java), and a broad understanding of multiple testing tools. You will play a key role in ensuring the quality, reliability, and performance of … our applications through comprehensive automation testing and regression testing efforts. Responsibilities Design, develop, and execute automated test scripts from scratch. Conduct regression, functional, and performance testing of applications. Collaborate with developers, QA engineers, and business stakeholders to define test requirements. Maintain and improve the automation framework and test libraries. Analyze test results, report defects, and work … Stay up to date with industry trends and emerging automation tools and technologies. Mentor junior testers on best practices in automation testing. Qualifications 3+ years of hands-on automation testing experience. Required Skills Strong programming skills in Java; knowledge of other languages (Python, C#, JavaScript) is a plus. Proven experience creating automated test scripts from scratch. Experience with regression More ❯

are seeking a highly skilled Automation Tester with extensive experience in designing, developing, and executing automated test scripts from scratch. The ideal candidate has a strong background in automation testing, excellent programming skills (preferably Java), and a broad understanding of multiple testing tools. You will play a key role in ensuring the quality, reliability, and performance of … our applications through comprehensive automation testing and regression testing efforts. Responsibilities Design, develop, and execute automated test scripts from scratch. Conduct regression, functional, and performance testing of applications. Collaborate with developers, QA engineers, and business stakeholders to define test requirements. Maintain and improve the automation framework and test libraries. Analyze test results, report defects, and work … Stay up to date with industry trends and emerging automation tools and technologies. Mentor junior testers on best practices in automation testing. Qualifications 3+ years of hands-on automation testing experience. Required Skills Strong programming skills in Java; knowledge of other languages (Python, C#, JavaScript) is a plus. Proven experience creating automated test scripts from scratch. Experience with regression More ❯

Job Summary: We are seeking a detail-oriented Software Quality Assurance (QA) Engineer to ensure the quality and reliability of software applications through rigorous testing and validation. The ideal candidate will have a strong understanding of QA methodologies, excellent analytical skills, and experience in both manual and automated testing. Key Responsibilities: Design, develop, and execute test plans and test … cases based on product requirements. Perform functional, regression, integration, and performance testing on web, mobile, or desktop applications. Identify, record, and thoroughly document bugs and issues. Collaborate closely with developers, product managers, and other stakeholders to clarify requirements and resolve defects. Develop and maintain automated test scripts using tools like Selenium, Cypress, or similar. Participate in Agile development … and tools. Required Qualifications: Bachelors degree in Computer Science, Engineering, or a related field, or equivalent practical experience. Understanding of software QA methodologies, tools, and processes. Experience with manual testing and familiarity with test case management tools (e.g., TestRail, Zephyr). Working knowledge of at least one programming/scripting language (e.g., Python, JavaScript, Java) for test automation. Familiarity More ❯

Job Summary: We are seeking a detail-oriented Software Quality Assurance (QA) Engineer to ensure the quality and reliability of software applications through rigorous testing and validation. The ideal candidate will have a strong understanding of QA methodologies, excellent analytical skills, and experience in both manual and automated testing. Key Responsibilities: Design, develop, and execute test plans and test … cases based on product requirements. Perform functional, regression, integration, and performance testing on web, mobile, or desktop applications. Identify, record, and thoroughly document bugs and issues. Collaborate closely with developers, product managers, and other stakeholders to clarify requirements and resolve defects. Develop and maintain automated test scripts using tools like Selenium, Cypress, or similar. Participate in Agile development … tools. Required Qualifications: Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience. Understanding of software QA methodologies, tools, and processes. Experience with manual testing and familiarity with test case management tools (e.g., TestRail, Zephyr). Working knowledge of at least one programming/scripting language (e.g., Python, JavaScript, Java) for test automation. Familiarity More ❯

pension, death in service benefit, private medical cover, reduced gym membership and free eye tests. Discretionary annual bonus schemes are offered to all staff based on individual and business performance and contribution to the business. There is also the opportunity to join the company Share Plan scheme. Cytec Solutions is a technology company, with a pedigree for developing, implementing … directly to the CPO. The Software Tester role, is a newly created position for the company and will offer the right candidate significant influence and autonomy to shape the testing approach to our business. We are looking for an experienced Software Tester who is excited to take full ownership of our testing practice. This role is ideal for … someone ready to step up beyond execution, eager to set the testing strategy, implement automation frameworks, and champion quality across our development lifecycle. Develop, maintain and execute test plans, test cases and regression suites for web and API based applications. Define and evolve the overall testing strategy across manual and automated workflows. Implement and manage a new automation More ❯

team. Working in an Agile/Kanban environment, you will collaborate closely with developers and product owners, write and review automated test cases, and help drive best practices in testing and quality assurance. You'll also play a role in evaluating and implementing tools such as Playwright as the team transitions from Selenium. This is a hybrid role, primarily … or Selenium Write clear, maintainable test scripts Collaborate in Agile ceremonies, providing early feedback on testability and quality concerns Expand and maintain regression and feature test suites Conduct exploratory testing during feature development Review test automation code and contribute to internal test tools and utilities Support performance testing efforts using tools such as Azure Load Testing, JMeter, or Locust Contribute to backend/API testing and assist with security testing initiatives Skills and experience required: 2+ years of experience in software testing with a focus on test automation Proficiency in C# and automation tools like Selenium or Playwright Experience working within Agile/Kanban teams and a strong understanding of shift-left More ❯

team. Working in an Agile/Kanban environment, you will collaborate closely with developers and product owners, write and review automated test cases, and help drive best practices in testing and quality assurance. You'll also play a role in evaluating and implementing tools such as Playwright as the team transitions from Selenium. This is a hybrid role, primarily … or Selenium Write clear, maintainable test scripts Collaborate in Agile ceremonies, providing early feedback on testability and quality concerns Expand and maintain regression and feature test suites Conduct exploratory testing during feature development Review test automation code and contribute to internal test tools and utilities Support performance testing efforts using tools such as Azure Load Testing, JMeter, or Locust Contribute to backend/API testing and assist with security testing initiatives Skills and experience required: 2+ years of experience in software testing with a focus on test automation Proficiency in C# and automation tools like Selenium or Playwright Experience working within Agile/Kanban teams and a strong understanding of shift-left More ❯

team. Working in an Agile/Kanban environment, you will collaborate closely with developers and product owners, write and review automated test cases, and help drive best practices in testing and quality assurance. You'll also play a role in evaluating and implementing tools such as Playwright as the team transitions from Selenium. This is a hybrid role, primarily … or Selenium Write clear, maintainable test scripts Collaborate in Agile ceremonies, providing early feedback on testability and quality concerns Expand and maintain regression and feature test suites Conduct exploratory testing during feature development Review test automation code and contribute to internal test tools and utilities Support performance testing efforts using tools such as Azure Load Testing, JMeter, or Locust Contribute to backend/API testing and assist with security testing initiatives Skills and experience required: 2+ years of experience in software testing with a focus on test automation Proficiency in C# and automation tools like Selenium or Playwright Experience working within Agile/Kanban teams and a strong understanding of shift-left More ❯

team. Working in an Agile/Kanban environment, you will collaborate closely with developers and product owners, write and review automated test cases, and help drive best practices in testing and quality assurance. You'll also play a role in evaluating and implementing tools such as Playwright as the team transitions from Selenium. This is a hybrid role, primarily … or Selenium Write clear, maintainable test scripts Collaborate in Agile ceremonies, providing early feedback on testability and quality concerns Expand and maintain regression and feature test suites Conduct exploratory testing during feature development Review test automation code and contribute to internal test tools and utilities Support performance testing efforts using tools such as Azure Load Testing, JMeter, or Locust Contribute to backend/API testing and assist with security testing initiatives Skills and experience required: 2+ years of experience in software testing with a focus on test automation Proficiency in C# and automation tools like Selenium or Playwright Experience working within Agile/Kanban teams and a strong understanding of shift-left More ❯

team. Working in an Agile/Kanban environment, you will collaborate closely with developers and product owners, write and review automated test cases, and help drive best practices in testing and quality assurance. You'll also play a role in evaluating and implementing tools such as Playwright as the team transitions from Selenium. This is a hybrid role, primarily … test scripts using Gherkin syntax and ReqNRoll Collaborate in Agile ceremonies, providing early feedback on testability and quality concerns Expand and maintain regression and feature test suites Conduct exploratory testing during feature development Review test automation code and contribute to internal test tools and utilities Support performance testing efforts using tools such as Azure Load Testing, JMeter, or Locust Contribute to backend/API testing and assist with security testing initiatives Skills and experience required: 2+ years of experience in software testing with a focus on test automation Proficiency in C# and automation tools like Selenium or Playwright Experience working within Agile/Kanban teams and a strong understanding of shift-left More ❯

team. Working in an Agile/Kanban environment, you will collaborate closely with developers and product owners, write and review automated test cases, and help drive best practices in testing and quality assurance. You'll also play a role in evaluating and implementing tools such as Playwright as the team transitions from Selenium. This is a hybrid role, primarily … test scripts using Gherkin syntax and ReqNRoll Collaborate in Agile ceremonies, providing early feedback on testability and quality concerns Expand and maintain regression and feature test suites Conduct exploratory testing during feature development Review test automation code and contribute to internal test tools and utilities Support performance testing efforts using tools such as Azure Load Testing, JMeter, or Locust Contribute to backend/API testing and assist with security testing initiatives Skills and experience required: 2+ years of experience in software testing with a focus on test automation Proficiency in C# and automation tools like Selenium or Playwright Experience working within Agile/Kanban teams and a strong understanding of shift-left More ❯

approach to Test Automation across our domain. You will lead the development and maintenance of Test Automation frameworks and scripts across Archiving Technology for both Functional and Non-Functional testing activities, analysing results and identifying opportunities for continuous improvement. What We'll Offer You A healthy, engaged and well-supported workforce are better equipped to do their best work … junior Quality Engineers on Test Automation Knowledge sharing of approach and solution to Test Automation issues/challenges by demonstration Standardising the definition of Non-Financial Risk (NFR) & related performance Testing approach; Adherence to Bank's Performance monitoring standards Your skills and experience Experience of defining & implementing Test Automation strategies in large IT organisations, ideally working in … Cucumber syntax Understanding of Automated design patterns - Page Object Model; Factory Design Pattern, FaçadePattern, Singleton Pattern Significant experience of following tools: - Selenium & Serenity Automation framework; TestNG; Junit; LoadRunner/Performance Centre; JMeter; Integrating test automation with Jenkins & Team City Demonstrable experience of defining Non-Functional Requirements and developing performance testing automation frameworks Good working knowledge of JIRA More ❯

candidates will be required to commute into the London office twice a week. La Fosse have partnered with a London-based client to recruit for a role focused on performance and web testing. The ideal candidate will have strong experience with JMeter for performance testing and UI automation expertise using Selenium with C#. Key requirements: - Proven experience … in UI automation using Selenium with C#/.NET. - Strong background in load & performance testing with JMeter. - Skilled in designing, executing, and analyzing performance test cases. - Proficient in Zephyr for Jira for test management and defect tracking. Please reach out to me directly if this is of interest More ❯

candidates will be required to commute into the London office twice a week. La Fosse have partnered with a London-based client to recruit for a role focused on performance and web testing. The ideal candidate will have strong experience with JMeter for performance testing and UI automation expertise using Selenium with C#. Key requirements: - Proven experience … in UI automation using Selenium with C#/.NET. - Strong background in load & performance testing with JMeter. - Skilled in designing, executing, and analyzing performance test cases. - Proficient in Zephyr for Jira for test management and defect tracking. Please reach out to me directly if this is of interest More ❯

candidates will be required to commute into the London office twice a week. La Fosse have partnered with a London-based client to recruit for a role focused on performance and web testing. The ideal candidate will have strong experience with JMeter for performance testing and UI automation expertise using Selenium with C#. Key requirements: - Proven experience … in UI automation using Selenium with C#/.NET. - Strong background in load & performance testing with JMeter. - Skilled in designing, executing, and analyzing performance test cases. - Proficient in Zephyr for Jira for test management and defect tracking. Please reach out to me directly if this is of interest More ❯

candidates will be required to commute into the London office twice a week. La Fosse have partnered with a London-based client to recruit for a role focused on performance and web testing. The ideal candidate will have strong experience with JMeter for performance testing and UI automation expertise using Selenium with C#. Key requirements: - Proven experience … in UI automation using Selenium with C#/.NET. - Strong background in load & performance testing with JMeter. - Skilled in designing, executing, and analyzing performance test cases. - Proficient in Zephyr for Jira for test management and defect tracking. Please reach out to me directly if this is of interest More ❯

candidates will be required to commute into the London office twice a week. La Fosse have partnered with a London-based client to recruit for a role focused on performance and web testing. The ideal candidate will have strong experience with JMeter for performance testing and UI automation expertise using Selenium with C#. Key requirements: - Proven experience … in UI automation using Selenium with C#/.NET. - Strong background in load & performance testing with JMeter. - Skilled in designing, executing, and analyzing performance test cases. - Proficient in Zephyr for Jira for test management and defect tracking. Please reach out to me directly if this is of interest More ❯

optimising Pega solutions that support seamless recruitment workflows, integrations, and user experiences. You will work closely with business architects, integration specialists, and cloud teams to ensure a scalable, high-performance, and secure solution. Responsibilities • Design and implement candidate journey workflows, including application, screening, interview scheduling, and hiring stages. • Configure case types, stages, steps, SLAs, escalations, and routing rules. • Develop … support candidate profiles, job postings, and application history. • Apply role-based access controls, privileges, and security best practices ensuring compliance with GDPR and data protection policies. • Tune Pega application performance, conduct performance testing, and resolve any bottlenecks to ensure scalability. • Support unit testing, integration testing, UAT, and defect resolution. • Provide documentation and knowledge transfer to … Required Skills • Pega CSA and SSA certificates required. • Proficiency in UI customisations using Pega’s UI components. • Solid understanding of Pega security models and access control mechanisms. • Knowledge of performance tuning techniques and debugging tools. • Familiarity with Agile delivery methods and working within Scrum teams. • Strong communication and collaboration skills, with the ability to work closely with cross-functional More ❯

TeamCity Cloud services: Azure/AWS (optional) Others: Git, SVN, IIS, Terraform, Ansible Responsibilities Design, develop, and optimize automation for CI/CD pipelines (builds, quality checks, deployments, e2e testing, performance testing, etc), enabling faster and safer releases for R&D teams. Develop and maintain tools and services for development teams, security teams, and other stakeholders. Build More ❯