Javascript engineer,NodeJs,ReactJs,GraphQL,QAValve was founded to propel forward and democratise access to the fast-growing flexible workspace industry. As work transitions to a more distributed and hybrid normal, flexible workspaces will be a key enabler of a richer, more enjoyable workplace experience for employees. We believe flexible workspaces confer huge social, lifestyle and economic benefits to all their occupiers through improved work/life balances, human-centric workplaces, greater communities, and lower occupancy costs. Valve provides vital industry infrastructure to professionalise and accelerate the flexible workspace revolution.We’re hiring a world-class Senior QA Engineer to build the next generation of products that power our marketplace and SaaS platform. You’ll join a high-performing team of engineers, working on sales and marketing automation tools that help workspace operators scale. This is a high-impact, product-centric role. About 50% of your time will be dedicated to manual feature testing, ensuring a high-quality user experience across our platform. The other 50% will focus on test automation, leveraging Jest and Playwright to strengthen and scale our automated test suites. You’ll collaborate closely with engineers and product managers to ship features that matter—and that our customers love. You’ll report directly to our VP of Engineering and work either from our London HQ or remotely within the UK.<ul><li>Own and execute feature testing from start to finish, balancing manual exploratory testing with automation coverage.</li><li>Design, implement, and maintain automated test suites using Jest and Playwright.</li><li>Participate in the full development lifecycle, including planning, architecture discussions, QA strategy, and platform scalability.</li><li>Collaborate with engineers and product managers to define test approaches, acceptance criteria, and release confidence metrics.</li><li>Generate ideas for test framework improvements, tooling, and process automation to elevate performance and efficiency.</li><li>Help cultivate a culture of quality and reliability across the engineering team.</li><li>Take ownership of the bug reports &amp; the bug reporting process.</li></ul><ul><li>5+ years of experience in Quality Assurance, with a strong balance of manual and automated testing.</li><li>Hands-on experience writing and maintaining automated tests with Jest and Playwright.</li><li>Strong knowledge of modern web technologies and ecosystems (NodeJS, TypeScript, ReactJS/NextJS, GraphQL &amp; PostgreSQL).</li><li>Familiarity with data integrity testing and API testing is a plus.</li><li>Experience working in a product-driven, cross-functional team in a tech-driven startup.</li><li>Excellent communication skills and fluent English.</li><li>A proactive, ownership-driven mindset—you don’t wait to be told what to do.</li></ul>Please note that we are looking for candidates with full working rights in the UK only.<ul><li>Competitive salary</li><li>Flexible working - we are pragmatic not dogmatic, be where you are most effective at producing the best outcome for the company.</li><li>Investment in your home working setup, we want to support your productivity, satisfaction and effectiveness.</li><li>Proven management and leadership team that invests time to progress your career as fast as possible - your rapid success is mutual interest.</li><li>Regular off-sites and annual international company events.</li></ul>Do you want to be part of a fast growing, exciting company? We look forward to receiving your application soon! Our Commitment to Diversity and Inclusion Valve is committed to diversity and equal opportunities for all – applicants and employees alike. We value humans – with all our glorious multifaceted backgrounds, perspectives, and experiences. Our diverse team has different ethnic and cultural origins, gender identities, sexual orientations, family arrangements, religious and political affiliations, socioeconomic statuses, age groups, and abilities.