10 of 10 Part-Time Performance Testing Jobs in the UK

Performance Test Engineer (Python Automation for large-scale, low-latency, distributed VoD/Avod streaming video systems) Remote Europe/UK Location: Remote (Europe & UK only) Full-Time | 6-Month Contract | Start Date: within 1-2 weeks 325-350pd IR35 Outside TBC Were seeking a hands-on Performance Test Engineer/Performance Tester with Strong Python … and automation expertise to design, build, and execute the performance testing strategy for a high-scale, ad-serving platform built on Akka-based Java microservices. Ideally Required to build automated load frameworks using Locust (Python). Its important to the end client that suitable candidates have solid experience in the streaming domain and with issues related to handling … millions of concurrent users, and that they are strongly focused on performance testing (rather than focussed on other testing areas such as automation. Youll work closely with developers and DevOps engineers to simulate realistic traffic at scale, ensure sub-50ms latency under millions of concurrent users, and drive system optimizations across cloud infrastructure and code. This is More ❯

Contract (FTC) with potential to extend Clearance Requirement: BPSS eligibility is essential About the Role As a Test Engineer, you'll play a crucial role in ensuring the quality, performance, and security of software systems through modern, automated testing approaches. You'll be part of a collaborative, cross-functional team, supporting shift-left principles and contributing to robust … CI/CD pipelines across a secure and agile delivery environment. Youll also bring experience testing within cloud-based environments , ideally with hands-on exposure to Microsoft Azure , enabling you to work effectively in modern DevOps and cloud-native ecosystems. Key Responsibilities Design, implement and maintain automated test frameworks across frontend, backend, and API layers Collaborate with developers and … DevOps engineers to ensure early and continuous testing within CI/CD pipelines Conduct a range of testing types, including functional , performance , security , and accessibility testing Analyse test results, identify root causes, and provide clear feedback to teams for resolution Ensure test environments are maintained and reflective of production settings Advocate for and implement shift-left 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 ❯

Skills/Experience: The ideal candidate will have the following: Java, Spring, Hibernate Kafka Linux, VMware, Openshift, AWS CI/CD Pipelines via Jenkins, Github Actions, Chef, Ansible, Nexus Testing of Database technologies (Postgres or similar) Full end to end quality tool-set Junit, Cucumber, Jmeter or similar performance testing tool Experience with caching technology More ❯

public and private sector clients. Key skills (must have at least one from each point): Playwright, Selenium, Cucumber (one or more) Java, Javascript, C#, Kotlin (one or more) Accessibility testing (ideally with JAWS or Dragon) Performance testing The roles vary in terms of the requirement for in office, anything from 2-3 times per month to as More ❯

/or complex implementations. Responsibilities As a trusted advisor, technical solution architect, and technical consultant, the TECHNICAL LEAD role provides technical architect consulting services, including: Holistic technical design reviews Performance and scalability Optimization of integrations and NetSuite customizations Data management consultation and guidance Consultative guidance on ERP leading practices Using deep technical experience, TECHNICAL LEADs analyze customers' business & technical … and presenting concepts effectively at various levels within a customer's and/or partner's organization Strong analytical skills Demonstrated expertise in one or more of the following: performance, integrations, technical architecture or software development Demonstrated experience in end-to-end business process flows Hands on Experience in the following areas are required: Performance and scalability of … ERP systems (Oracle EBS, Oracle Fusion, PeopleSoft, JD Edwards, NetSuite) Orchestrating and executing load and performance testing Tuning of SQL statements ODBC/JDBC data extraction strategy , design and tuning Data Modeling SaaS/Cloud architectures Oracle database architecture Architecting and tuning integrations (with products like Oracle Integration Cloud, Boomi, Mulesoft, Celigo, Workato or Snaplogic) ETL tools and More ❯

or interact with smart contracts Building secure transaction flows or DeFi integrations Experience with frontend frameworks (e.g. React) or end-to-end feature development. Familiarity with test automation or performance testing for distributed systems. Why Join? Competitive salary up 85,000 + Equity Fully remote role Build real-world Web3 infrastructure powering institutional and consumer digital finance. Fully More ❯

our products as services, we aim for fast iteration but with a focus on robust methods. This means that we embrace modern development practices such as continuous delivery, automated testing, code reviews, pair programming and agile methods. Key Accountabilities Deliver high-fidelity web-based solutions to support next games. Build creative solutions to technical problems encountered. Continuously work to … of design patterns and object-oriented design. Knowledge of CSS and preprocessors such as PostCSS. Understanding of the complexities of working on multilingual products. A keen eye on rendering performance, and knowledge of how to profile. Experience in working with Typescript. Experience in writing unit tests in Jasmine or similar. Experience in MVC and/or MVVM design patterns. … Angular, Vue, SolidJS. ADDITIONAL DETAILS senior level candidate technical skills: the important part is good coding background, require someone who is a coder first rather than a web designer, performance testing, unit test 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 ❯

variety of clients. Build bespoke themes and plugins to support complex design and functionality. Collaborate with designers to translate visual concepts into pixel-perfect, responsive builds. Optimise sites for performance, accessibility, and SEO. Integrate APIs, CRMs, and third-party tools as required. Troubleshoot, debug, and enhance site performance. Stay up to date with the latest trends in WordPress and … dynamic agency setting. Nice to Have Experience with SEO and analytics integrations (GA4, Tag Manager). Understanding of modern front-end workflows (npm, Webpack). Exposure to accessibility and performance testing tools. Whats on Offer Competitive salary based on experience. Hybrid or remote working options. Opportunity to work on exciting, high-profile projects. Supportive, creative team culture that More ❯