26 to 48 of 48 Performance Testing Jobs in London

we need people who can translate business needs into technology assets and decides "how" they are deployed, while owning the technology strategy and expertise development for Quality Assurance and Performance Engineering. Among your responsibilities, you will: Lead End-to-End Quality Assurance: Lead the development and expansion of a centralized Quality Engineering (QE) Centre of Excellence (COE), ensuring that … quality and performance standards are maintained across all platforms, products, including end-user environments. Implement best practices in quality metrics, reviews, and monitoring to maintain operational excellence. Introduce Holistic Testing Strategies: Oversee the adoption of modern testing methodologies for software, hardware, and network components. Ensure that rigorous quality control processes are applied consistently across all aspects of … the technology stack, including cloud-native solutions, ensuring coverage across functional, non-functional, and performance testing. Introduce Automation and Release Management Rigor: Spearhead initiatives to introduce automated QA processes and establish formal QA frameworks for continuous integration/continuous delivery (CI/CD) pipelines. Lead efforts to automate end-to-end testing and manage structured QA cycles for More ❯

I'm supporting a client of mine in their search for a Non-Functional Testing Specialist to help define, shape, and manage their Non-Functional test requirements. *Please note that although Performance Testing is part of the role, this is a full-fledged Non-Functional Test Engineer role, covering Performance, Disaster Recovery, Microservices, Resilience, Alerting, Security … Monitoring.* As a specialist in non-functional testing, you will play a key role in supporting Product Owners by helping to define, refine, and manage non-functional test requirements. Collaborating closely with technical experts and analysts, you will convert these requirements into a comprehensive test strategy. You will also be responsible for ensuring that planning, preparation, and execution of … to-Day Responsibilities: Develop and communicate a clear and robust Non-Functional Test Strategy aligned with architectural and business objectives. Plan, manage, and execute non-functional test cycles-including performance, scalability, reliability, and resilience testing-while coordinating with external teams to investigate and resolve bottlenecks through detailed root cause analysis. Capture and document test outcomes, producing clear, high More ❯

delivering value to our customers through our mobile app and website. This role is critical to the success of the whole team. You will be responsible not just for testing but for driving quality across the whole squad, from planning through execution and release. Whilst all our teams believe firmly in the importance of incorporating testing into everything … they do, and of having a clear and comprehensive testing plan, you will bring your expertise to continue to develop their skills and approach, and to continuously improve the QA process and approach. You are passionate about delivering quality software and can lean on your rounded skill set to enhance the Product, Agile software delivery and Technology capabilities of … approach to QA and focus on delivering maximum value with minimal effort Adopting a risk-based approach to quality assurance Supporting a continuous delivery approach Advocating for simplicity in testing, approach, ways of working and tool choice Collaborating with the Tech Lead on lean testing and release strategy balancing risk and speed of delivery Assisting the team with 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 ❯

for a Lead Software Developer in Test (Lead SDET) to play a pivotal role in that transformation. If you're a seasoned technologist with a deep understanding of software testing and automationand the leadership skills to mentor teams and guide clients through complex challengesthis is your opportunity to lead from the front. ?? Important: All applicants must be eligible for … SC clearance. Why Ten10? Were one of the UKs leading independent consultancies in Quality Engineering, Software Testing, DevOps, and RPAtrusted by major clients across finance, government, and enterprise. What sets us apart is our people, our passion for innovation, and our drive to deliver meaningful results. Heres why youll love being part of our team: Strategic Impact: Youll shape … testing strategies and automation approaches across complex, high-profile client engagements. Career Progression: Grow your leadership skills with tailored development opportunities and support for certifications. Culture of Excellence: Work with talented peers who thrive on solving real-world problems with modern technologies. Work-Life Balance: Enjoy hybrid working and a flexible approach that supports your lifestyle. About the Role More ❯

Test Delivery Lead – Global Law Firm – ASAP start 12-Month Fixed Term Contract | Hybrid (London, 3 days in office) Managing testing end-to-end, ensuring quality, and directly influencing delivery outcomes. This is an opportunity to step into a high-profile role within a leading international law firm, known for its inclusive culture, global reach, and commitment to innovation. … You’ll join a dynamic technology function, working across business-critical projects that span multiple regions. This is a hands-on leadership role where you’ll set testing direction, drive adoption of modern practices, and shape the success of major initiatives. Responsibilities Oversee the full testing lifecycle, from planning through execution and delivery Define test strategies that safeguard … quality across multiple platforms and systems Lead and mentor a team, raising standards and embedding best practice Partner with business and technical stakeholders to align testing with delivery goals Champion automation and performance testing, ensuring continuous improvement Track progress, manage risks, and provide clear reporting on outcomes What We’re Looking For Proven background in leading functional More ❯

Test Delivery Lead – Global Law Firm – ASAP start 12-Month Fixed Term Contract | Hybrid (London, 3 days in office) Managing testing end-to-end, ensuring quality, and directly influencing delivery outcomes. This is an opportunity to step into a high-profile role within a leading international law firm, known for its inclusive culture, global reach, and commitment to innovation. … You’ll join a dynamic technology function, working across business-critical projects that span multiple regions. This is a hands-on leadership role where you’ll set testing direction, drive adoption of modern practices, and shape the success of major initiatives. Responsibilities Oversee the full testing lifecycle, from planning through execution and delivery Define test strategies that safeguard … quality across multiple platforms and systems Lead and mentor a team, raising standards and embedding best practice Partner with business and technical stakeholders to align testing with delivery goals Champion automation and performance testing, ensuring continuous improvement Track progress, manage risks, and provide clear reporting on outcomes What We’re Looking For Proven background in leading functional More ❯

and related DevSecOps practices, working with cloud-based platforms such as Azure or AWS (preferred) - Experience working on AI/Gen AI implementations and underlying architecture, and models - Application testing, automation and performance testing tools - Working knowledge of Agile Scrum Boston Consulting Group is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without More ❯

Lorien's leading banking client is looking for a skilled API Automation Engineer with strong Java development experience to join our London-based team. This is not a manual testing role or one focused on tools like SOAP UI - we need someone who can design and build robust test automation frameworks using Java and REST Assured, with a solid … contribute to test strategy and architecture. Work in a BDD environment using Cucumber to define and execute test scenarios. Participate in code reviews and contribute to continuous improvement of testing practices. Required Skills & Experience: Proven experience in Java-based API test automation Hands-on expertise with REST Assured Experience with AWS and cloud-based testing environments Strong understanding … of mocking tools and techniques Familiarity with BDD frameworks like Cucumber Comfortable working in an Agile environment Excellent problem-solving and communication skills Nice to Have: Experience with contract testing tools (e.g., Pact) Exposure to performance testing of APIs Knowledge of containerisation (Docker, Kubernetes) IND_PC3 Carbon60, Lorien & SRG - The Impellam Group STEM Portfolio are acting as More ❯

eager to make an impact in a globally respected organisation. Experience with Power BI and/or Data Lakehouse architectures would be a strong advantage. Main Duties and Responsibilities Testing Execution : Conduct detailed manual tests to validate data flows and processing within the Databricks platform. Ensure that data integrity, accuracy, and consistency are maintained across all stages of data … handling. Strategy and Planning : Assist in developing and defining the QA testing strategy and test plans specifically tailored for continuous data verification and validation. Issue Resolution : Identify, document, and track data discrepancies and inconsistencies. Collaborate with development and data engineering teams to facilitate the resolution of issues. Quality Standards : Ensure all tests and procedures meet company-wide QA standards … and advocate for best practices in manual testing environments. Reporting : Provide comprehensive reports on test results, including documentation of detected data anomalies and assessment outcomes. Collaboration : Work closely with other QA team members, data engineers, and product managers to ensure seamless integration of new data solutions into existing systems. Skills and Experience Proven experience in testing data migrations More ❯

IIQ Consultant Hybrid Working - London - 2 days a week on site. Financial Services This role will be Via Umbrella. Role Overview Design, develop, and maintain innovative, customer-centric, high-performance solutions within the SailPoint IdentityIQ framework. Focus on user experience by designing software with customer needs as the primary goal. Collaborate within a feature team to engineer software, scripts … services. Engage with engineers, architects, business analysts, and other stakeholders to gather and clarify project objectives, goals, and requirements. Engineer and deploy applications that meet or surpass expected load, performance, and availability metrics, including executing load balancing, performance testing, and benchmarking. Demonstrate extensive experience in the security domain, showcasing a solid understanding of security protocols and strategies. More ❯

Automation Engineer - vRA We are looking for someone with solid vRA, who can refactor existing code backlog as well as Unit Testing & workflow documentation. Key Responsibilities: Design and implement test strategies for vRA automation workflows, blueprints, and custom resources. Create and maintain automated test scripts for infrastructure-as-code solutions. Perform functional, regression, and performance testing on … infrastructure automation tools. Knowledge of test automation frameworks or scripting (e.g., PowerCLI, Python, or Ansible). Understanding of CI/CD pipelines and integration with automation workflows. Experience in testing infrastructure provisioning, lifecycle management, and policies. More ❯

Automation Engineer - vRA We are looking for someone with solid vRA, who can refactor existing code backlog as well as Unit Testing & workflow documentation. Key Responsibilities: Design and implement test strategies for vRA automation workflows, blueprints, and custom resources. Create and maintain automated test scripts for infrastructure-as-code solutions. Perform functional, regression, and performance testing on … infrastructure automation tools. Knowledge of test automation frameworks or scripting (e.g., PowerCLI, Python, or Ansible). Understanding of CI/CD pipelines and integration with automation workflows. Experience in testing infrastructure provisioning, lifecycle management, and policies. More ❯

Engineer Salary: Up to £40,000 Bonus Hours: Day shifts Location: Hook Key Responsibilities: Configure and operate a range of advanced test equipment and systems Execute functional, environmental, and performance testing procedures Diagnose faults down to component level and implement effective corrective solutions Accurately document test results, anomalies, and resolution actions Read and interpret technical drawings, schematics, and … engineering documentation Ensure test equipment is properly maintained and calibrated for optimal performance Work closely with engineering and quality teams to enhance product reliability Comply with all safety standards and operational protocols What We re Looking For: 3 5 years of hands-on experience in electronics testing or engineering roles Demonstrated ability in fault diagnosis and component-level More ❯

low-code UI and no-code workflow builder Shape backend architecture with Python (Pydantic, Mypy, Pytest, etc.) Contribute across both frontend and backend Define engineering best practices for typing, testing, CI/CD, and code quality Integrate AI agent tooling and third-party APIs Collaborate with product, design, and infra teams to build real-time collaboration features The ideal … Claude etc is beneficial Generative AI Product experience Production-grade Python skills Frontend experience with Vue + TypeScript , or React and a willingness to learn Vue Understanding of web performance, testing, REST APIs, OAuth Comfort working in fast-paced, ambiguous environments Bonus: experience with devtools, no-code/low-code, AI tools, or OSS contributions This is a More ❯

deploy new features across the full stack. Write clean, high-quality code and participate in code reviews. Find and fix bugs and solve complex technical problems. Help improve system performance, testing, and monitoring. What You'll Need: 3-5+ years of software development experience. Strong skills in TypeScript/JavaScript and Golang (or Java/Kotlin/ More ❯

deploy new features across the full stack. Write clean, high-quality code and participate in code reviews. Find and fix bugs and solve complex technical problems. Help improve system performance, testing, and monitoring. What You'll Need: 3-5+ years of software development experience. Strong skills in TypeScript/JavaScript and Golang (or Java/Kotlin/ More ❯

experience) London Our Client An established UK communications infrastructure provider is looking for a Design Engineer specialising in IP networking, Ethernet, and Wi-Fi systems. Known for delivering high-performance solutions in complex, large-scale environments, the company works across sectors to design, install, and commission advanced connectivity systems. Their approach combines technical precision, robust engineering practices, and a … focus on long-term reliability, enabling them to deliver projects that meet demanding performance and security standards. The Role The Design Engineer will be responsible for developing detailed technical designs, specifications, schedules, CAD drawings, and documentation for IP networking and wireless communication systems. The role covers the full lifecycle from site survey to commissioning, ensuring network infrastructure meets capacity … availability, and security requirements. Key responsibilities include network modelling, capacity planning, performance optimisation, and overseeing commissioning activities. The successful candidate will work closely with internal teams and external partners to deliver innovative, fit-for-purpose networking solutions for high-profile projects. The ideal candidate will have a strong track record in IP network design and delivery, with experience in More ❯

experience) London Our Client An established UK communications infrastructure provider is looking for a Design Engineer specialising in IP networking, Ethernet, and Wi-Fi systems. Known for delivering high-performance solutions in complex, large-scale environments, the company works across sectors to design, install, and commission advanced connectivity systems. Their approach combines technical precision, robust engineering practices, and a … focus on long-term reliability, enabling them to deliver projects that meet demanding performance and security standards. The Role The Design Engineer will be responsible for developing detailed technical designs, specifications, schedules, CAD drawings, and documentation for IP networking and wireless communication systems. The role covers the full lifecycle from site survey to commissioning, ensuring network infrastructure meets capacity … availability, and security requirements. Key responsibilities include network modelling, capacity planning, performance optimisation, and overseeing commissioning activities. The successful candidate will work closely with internal teams and external partners to deliver innovative, fit-for-purpose networking solutions for high-profile projects. The ideal candidate will have a strong track record in IP network design and delivery, with experience in More ❯

digital services, helping public sector organisations operate securely and confidently in complex environments. The Role We are looking for a Quality Assurance & Test Services Manager to lead and coordinate testing and quality assurance across Zero Plus’s End User Compute (EUC) solutions. This role covers the full lifecycle of testing activities, from strategy and planning through to execution … and collaboration technologies are delivered to the highest standards of quality, security, and reliability. You will also provide governance oversight, drive continuous improvement, and mentor junior engineers to build testing maturity across the organisation. In this role, you will: Define and own the test strategy for EUC projects, ensuring alignment with enterprise IT and security standards. Develop detailed test … plans, schedules, and resource models. Oversee functional, regression, integration, UAT, and performance testing. Manage test environments, data, automation frameworks, and tooling. Ensure coverage across EUC technologies including Windows 10/11, Microsoft 365, collaboration tools, and VDI platforms. Lead defect management, triage, and resolution processes. Provide clear reporting on test progress, risks, and issues to senior stakeholders. Ensure compliance More ❯

digital services, helping public sector organisations operate securely and confidently in complex environments. The Role We are looking for a Quality Assurance & Test Services Manager to lead and coordinate testing and quality assurance across Zero Plus’s End User Compute (EUC) solutions. This role covers the full lifecycle of testing activities, from strategy and planning through to execution … and collaboration technologies are delivered to the highest standards of quality, security, and reliability. You will also provide governance oversight, drive continuous improvement, and mentor junior engineers to build testing maturity across the organisation. In this role, you will: Define and own the test strategy for EUC projects, ensuring alignment with enterprise IT and security standards. Develop detailed test … plans, schedules, and resource models. Oversee functional, regression, integration, UAT, and performance testing. Manage test environments, data, automation frameworks, and tooling. Ensure coverage across EUC technologies including Windows 10/11, Microsoft 365, collaboration tools, and VDI platforms. Lead defect management, triage, and resolution processes. Provide clear reporting on test progress, risks, and issues to senior stakeholders. Ensure compliance More ❯

digital services, helping public sector organisations operate securely and confidently in complex environments. The Role We are looking for a Quality Assurance & Test Services Manager to lead and coordinate testing and quality assurance across Zero Plus’s End User Compute (EUC) solutions. This role covers the full lifecycle of testing activities, from strategy and planning through to execution … and collaboration technologies are delivered to the highest standards of quality, security, and reliability. You will also provide governance oversight, drive continuous improvement, and mentor junior engineers to build testing maturity across the organisation. In this role, you will: Define and own the test strategy for EUC projects, ensuring alignment with enterprise IT and security standards. Develop detailed test … plans, schedules, and resource models. Oversee functional, regression, integration, UAT, and performance testing. Manage test environments, data, automation frameworks, and tooling. Ensure coverage across EUC technologies including Windows 10/11, Microsoft 365, collaboration tools, and VDI platforms. Lead defect management, triage, and resolution processes. Provide clear reporting on test progress, risks, and issues to senior stakeholders. Ensure compliance More ❯

digital services, helping public sector organisations operate securely and confidently in complex environments. The Role We are looking for a Quality Assurance & Test Services Manager to lead and coordinate testing and quality assurance across Zero Plus’s End User Compute (EUC) solutions. This role covers the full lifecycle of testing activities, from strategy and planning through to execution … and collaboration technologies are delivered to the highest standards of quality, security, and reliability. You will also provide governance oversight, drive continuous improvement, and mentor junior engineers to build testing maturity across the organisation. In this role, you will: Define and own the test strategy for EUC projects, ensuring alignment with enterprise IT and security standards. Develop detailed test … plans, schedules, and resource models. Oversee functional, regression, integration, UAT, and performance testing. Manage test environments, data, automation frameworks, and tooling. Ensure coverage across EUC technologies including Windows 10/11, Microsoft 365, collaboration tools, and VDI platforms. Lead defect management, triage, and resolution processes. Provide clear reporting on test progress, risks, and issues to senior stakeholders. Ensure compliance More ❯