Staff Software Engineer in Test - QA Platform Lead

About Swap Swap builds the infrastructure for modern agentic commerce. The platform connects backend operations with a new kind of storefront, using AI to help brands manage and grow their business globally. Swap’s platform brings together cross-border operations, tax management, returns, demand forecasting, and a storefront powered by agentic technology. Merchants get real-time data, transparency, and tools to act quickly and decisively. The company values clarity, creativity, and shared ownership as it rethinks how global commerce works. Role Overview: Staff Software Engineer in Test – QA Platform Lead Swap is hiring a Staff Software Engineer in Test to lead the development of its internal QA Platform. This role focuses on building the tools and infrastructure that help engineering teams ship reliable software, faster. The QA Platform Lead will design, build, and maintain the internal platform, including frameworks, automation pipelines, and AI-assisted workflows, that Swap engineers rely on every day. The impact of this work will be measured by how widely the platform is adopted, the developer experience, and the speed at which teams can deliver quality software. Collaboration is key. The role works closely with the current SDET, who created the existing end-to-end testing framework. Together, you’ll expand on this foundation and shape a broader platform vision. The QA Platform Lead will set strategy, manage the roadmap, and make decisions about priorities and architecture. Main Responsibilities QA Platform Strategy and Roadmap Define the vision, strategy, and roadmap for the QA Platform, setting priorities that maximize impact. Make architectural and tooling decisions that influence quality practices across Swap’s engineering teams. Track adoption, usage, and developer satisfaction to ensure the platform is used and valued, not just built. Develop Reusable Quality Tools and Infrastructure Design and implement reusable tools, frameworks, and self-service quality infrastructure to help engineering teams deliver with confidence and less friction. Location This role is based in London.

Freetrade aims to make investing simple and affordable for everyone. Many people find investing complicated or costly, which keeps them from making the most of their savings. Freetrade is working to change that by building accessible tools and experiences. In 2026, Freetrade enters a new phase after announcing a major partnership with IG Group last year. This partnership allows Freetrade to remain independent while benefiting from the backing of a leading financial firm. The team is accelerating its roadmap, launching features like mutual funds, bonds, and family investment tools. AI technologies are also under exploration to improve the customer experience. Staff QA Engineer Role Overview The Staff QA Engineer will help define and carry out the quality strategy for Freetrade's software products. This role centers on building and improving automation frameworks with current tools, aiming for a scalable, multi-layered testing approach that supports the company's growth.

At Fastly, we are dedicated to enhancing connectivity to the digital experiences that matter most to our users. Our cutting-edge edge cloud platform empowers our clients to rapidly and securely deliver exceptional digital solutions by processing, serving, and securing applications close to their end-users — right at the edge of the Internet. Built to leverage the modern internet, our platform is highly programmable and supports agile software development, serving a roster of prestigious clients such as GitHub, Yelp, Paramount, and JetBlue.Join us in our mission to create a more trustworthy Internet.Posting Open Date: 24 March, 2026Anticipated Posting Close Date*: 20 April, 2026*Job posting may close early due to the volume of applicants.Staff Software Engineer, Compute PlatformOur team is responsible for developing the Compute platform at Fastly — an advanced serverless solution built on open standards operating on our extensive global edge network. This platform meets the demands of modern application development, enabling customers to execute code in a secure environment with microsecond cold start times, at scale, right on the edge.We are seeking a talented Staff Software Engineer to join our dynamic team and help enhance our hosting infrastructure. This role will encompass essential networking and systems-level tasks, as well as cross-team collaboration and the design of high-quality APIs for our customers to leverage services developed by other teams. You will also have the opportunity to contribute to influential open-source projects (such as Wasmtime) that play a pivotal role in our Compute vision.What You'll Do:Facilitate seamless communication and coordination among team members and across various technical and product teams.Engage in code reviews to enhance the codebase and improve team processes.Lead projects from a technical standpoint, driving progress and keeping stakeholders informed on project status.Develop platform-level code in Rust that addresses host concerns such as back pressure, resource limits, and service interactions.Investigate and resolve performance and stability challenges to meet stringent scalability requirements.Take ownership of a large-scale production system characterized by exceptional performance and availability needs.

At Zaizi, we are on the lookout for a dedicated Senior QA Test Engineer who possesses a genuine enthusiasm for technology and a strong analytical mindset. This role requires exceptional communication skills as it involves direct interaction with clients and hands-on learning within their projects. We believe in nurturing talent and are committed to providing you with the necessary skills to advance your career in quality assurance.Our company culture is inclusive, innovative, and supportive, fostering an environment where positive thinkers thrive. We value individuals who challenge themselves to excel in their roles, and if you resonate with this ethos, you'll find a welcoming home at Zaizi!This position is primarily remote, with the possibility of onsite client engagements as needed and occasional travel to our London headquarters for meetings and workshops.Key Responsibilities: Design and implement automation frameworks from the ground up, including Web Services/API, performance, and accessibility testing within a DevOps CI/CD setup. Provide insightful solutions to clients as necessary. Oversee, plan, and execute exploratory and automation testing throughout the project lifecycle. Identify, document, track, and resolve quality issues and defects using a defect tracking system. Take full ownership of the release process to ensure effective product delivery. Collaborate closely with developers, junior test engineers, and cross-functional scrum team members to enhance test coverage and eliminate bottlenecks. Maintain and update regression test suites as products evolve. Work collaboratively in a DevOps-oriented environment. Qualifications:Skills & Attributes:Proficient in Cypress for test automationExperience in API testing using Rest Assured or PostmanFamiliarity with performance testing tools such as JMeter or equivalentExcellent communication skills for effective collaboration with team members and clientsExperience in Agile methodologiesA genuine passion for IT and emerging technologiesBasic knowledge of AWS is a plusNot meeting all the qualifications?We encourage applicants from all backgrounds to apply, even if you don’t meet all the criteria. Studies indicate that underrepresented groups, including women and people of color, may hesitate to apply unless they meet every qualification. If you are excited about this opportunity, we would love to hear from you, as you could be the perfect fit for this or another role at Zaizi.Security Clearance:As Zaizi partners with UK Central Government departments on various projects, candidates must obtain security clearance that meets government standards. Therefore, we can only consider individuals who have the right to work in the UK without sponsorship.

We are seeking a highly motivated and skilled Test Manager / QA Manager to oversee our quality assurance processes and ensure that our software products meet the highest standards of quality before they reach our clients. In this role, you will lead a team of testers, develop testing strategies, and implement best practices to enhance our testing capabilities.

Senior Software Development Engineer in Test (SDET) — Enablement PlatformAbout SwapAt Swap, we are revolutionizing the landscape of modern agentic commerce. Our innovative AI-native platform seamlessly connects backend operations with a cutting-edge storefront experience, designed for brands aspiring to sell anything, anywhere.Our comprehensive offerings include cross-border solutions, tax management, returns processing, demand planning, and our next-gen agentic storefront, empowering merchants with full operational transparency and the ability to make informed, margin-preserving decisions in real-time.We are dedicated to fostering a culture that emphasizes clarity, creativity, and collective ownership as we reshape the future of global commerce.Role OverviewWe are seeking a talented Senior SDET to become an integral part of our Enablement Group. This team is responsible for establishing the foundational elements that empower various teams, including internal development tools, core services, reusable UI components, CI/CD processes, security integrations, public APIs, and our Apollo ingestion and event management system.In this role, you will set and uphold quality standards for our internal systems, ensuring adherence and compliance across teams. You will define both functional and non-functional quality benchmarks, translate these into actionable standards, and validate that our internal services consistently meet these criteria through reviews, gates, and operational signals.Key ResponsibilitiesLead the establishment of quality standards for internal systems encompassing reliability, performance, scalability, security, availability, observability, data integrity, and operational functionality.Collaborate with engineering teams to convert quality standards into service-level requirements and well-defined acceptance criteria for platform functionalities and internal services.Manage the compliance process: define measurement criteria, introduce evaluative evidence (tests, checks, dashboards), and initiate corrective actions when discrepancies arise.Conduct structured quality assessments for internal services, including design reviews, readiness evaluations, release criteria, and post-incident analyses that refine standards and checks.Establish and maintain quality gates within the CI/CD pipeline that uphold standards without hindering team productivity (including contract checks, smoke/regression tests, and security assessments as applicable).Define quality benchmarks for public APIs and platform adapters regarding contracts, backward compatibility, and versioning.

Role overview As a Staff Engineer on the Data Platform team at yuno in London, the focus is on designing and developing scalable data solutions. These systems help internal teams operate more efficiently and contribute to product improvements across the company. This position involves hands-on work with technical architecture, providing the chance to influence how data systems are built and maintained. Projects in this role are closely tied to business goals, with a direct impact on yuno’s progress. Key responsibilities Build and maintain scalable data platforms to support internal stakeholders Contribute to the design and evolution of technical architecture Work on projects that drive product and business growth Location This role is based in London.

About the Role airapps is looking for a QA Automation Engineer to help maintain the quality and reliability of its software products. This role is based in the London Metropolitan Area. What You Will Do Design and build automated test frameworks to support product development Carry out comprehensive testing to identify issues and verify fixes Work closely with teams across functions to support the delivery of high-quality software Location London Metropolitan Area

Role overview Wise is looking for a Staff Software Engineer to join the Regional Payments Platform team in London. The team builds and enhances payment systems that reach millions of users worldwide. This position centers on developing technology that supports reliable and efficient payment experiences at scale. What you will do Collaborate with colleagues from various disciplines to design and implement scalable payment solutions. Offer technical leadership and insight on complex projects that affect users globally. Influence the architecture and future direction of Wise’s regional payments platform.

Join CyberArk, a leader in identity security, as a Staff QA Architect. In this pivotal role, you will be responsible for designing and implementing robust quality assurance strategies that ensure our products meet the highest standards of quality and performance. You will collaborate with cross-functional teams to define testing methodologies and frameworks, driving continuous improvement in our QA processes.

The Trade Desk is a leading global technology firm dedicated to fostering a better, more transparent internet through principled and intelligent advertising solutions. Our platform processes over 1 trillion queries daily, operating at an unparalleled scale. Moreover, we have cultivated a robust and valuable organizational culture centered on trust, ownership, empathy, and collaboration. We celebrate the diverse experiences and perspectives that each individual contributes to The Trade Desk, and we are committed to creating inclusive environments where everyone can express their authentic selves at work. Are you passionate about tackling complex challenges at scale? Do you want to be part of a dynamic, globally connected team where your efforts will significantly contribute to creating a better media ecosystem? Join us and discover why Fortune magazine consistently recognizes The Trade Desk as one of the best small to medium-sized workplaces worldwide. What we do: As Lead Staff Software Engineers, you will take ownership of end-to-end processes, engaging in all facets of designing, developing, and delivering data-centric products for our stakeholders.

Join a Revolutionary CompanyMeticulous is transforming the software development landscape at an unprecedented pace. We have created the world's first fully autonomous and comprehensive testing platform specifically for frontend codebases—a groundbreaking capability that we believe is essential for unleashing the full potential of code generation.Our innovative solution has garnered significant interest, with renowned companies such as Dropbox, Wiz, and Notion often prioritizing Meticulous over other software products in their stack. Our dedicated team of eleven, featuring exceptional engineers from esteemed organizations like Uber, Google, Dropbox, GitHub, Meta, and Palantir, has made this success possible.Discover more about our mission in this video here.Your RoleBe Our First Platform EngineerAt Meticulous, we analyze thousands of recorded user sessions for each pull request, necessitating robust and scalable infrastructure that is both fast and cost-effective.As the first dedicated Platform Engineer, you will take ownership of the systems enabling this capability. Your responsibilities will encompass designing and constructing resilient infrastructure to accommodate significant growth, managing its production operations, and shaping our incident response processes. This is not merely a maintenance position; you will be instrumental in defining our operational and architectural strategies as we expand.Enjoy substantial autonomy in this role. As a key member of a small team, your architectural decisions will directly influence our infrastructure development, allowing you to innovate rather than simply execute predefined designs.Key ResponsibilitiesYour contributions will drive our platform engineering initiatives, spanning infrastructure, security, and developer experience:Designing Robust Infrastructure: Architect, build, and scale the compute platform that powers Meticulous, effectively managing our cloud resources through Terraform while maintaining rigorous change management protocols. Optimize infrastructure costs while balancing performance and expenditure as we grow.Ensuring Production Reliability: Enhance our monitoring, alerting, incident response, and on-call protocols to guarantee swift and effective resolution of system issues.Developing Production Code: Integrate platform engineering with general software development tasks, contributing code that extends beyond mere infrastructure.

About FreshaFresha stands as the premier marketplace platform for beauty and wellness, trusted by millions of consumers and businesses globally. Currently, over 130,000 businesses and more than 450,000 stylists and professionals leverage Fresha, having processed over 1 billion appointments to date.Headquartered in London, United Kingdom, Fresha operates 15 global offices throughout North America, EMEA, and APAC.Our platform empowers consumers to discover, book, and pay for beauty and wellness appointments with local businesses. At the same time, beauty and wellness professionals utilize our all-in-one platform to streamline their operations through intuitive business software and innovative financial technology solutions.Fresha’s ecosystem equips merchants with everything necessary to operate their business smoothly, including appointment bookings, point-of-sale systems, customer records management, marketing automation, loyalty programs, beauty product inventory management, and team oversight.Our consumer marketplace enhances revenue opportunities for partner businesses by harnessing the power of online bookings and automated marketing through mobile applications, alongside advanced integrations with major tech brands like Instagram, Facebook, and Google.Role OverviewAs Fresha embarks on its next phase of global expansion, the Platform Engineering team plays a crucial role in fostering rapid, secure, and sustainable growth.In the capacity of Platform Engineering Team Lead, you will bear responsibility for the team's performance and outcomes, ensuring consistent delivery, proactive communication, robust system architecture, and adherence to operational standards.In light of the swift advancement of AI and automation, this is an exceptional opportunity to redefine platform development and operations, minimizing manual effort, enhancing reliability, and empowering smarter, faster engineering decisions.You will contribute to Fresha’s growth by promoting infrastructure readiness, aligning platform strategies with business objectives, and applying AI where it can provide tangible operational advantages.We place a strong emphasis on customer impact, even within internal projects, as platform enhancements ultimately serve to enrich the customer experience.

Are you a talented Software Engineer in Test, Test Engineer, or Test Analyst who excels in manual testing while embracing the challenges of automation testing? Join our agile team at Version 1, where you'll play a vital role in assisting clients with their business transformation initiatives. Your expertise will be instrumental in identifying requirements, crafting innovative solutions, and offering continuous guidance and support in testing.In this role, you will:Define and execute comprehensive test strategies and scriptsAccurately record and monitor issues for effective resolutionSupport scrum teams in automating tests to streamline development processesReview test environments and processes to drive continuous improvement and uphold quality standardsProvide precise test estimates to aid project planning

Join Alten as a Senior PA/QA Engineer and play a crucial role in ensuring the highest quality standards in our projects. You will work closely with cross-functional teams to identify and resolve issues, enhance processes, and drive innovation in our engineering practices.

Join Us at Kroo BankKroo Bank is on a mission to revolutionize banking. We are dedicated to creating a customer-centric bank that prioritizes responsible financial management and leverages technology to simplify, enhance, and ensure transparency in everyday banking. As a fully regulated UK bank, we are supported by long-term investors and are experiencing rapid growth with ambitious goals. Our values emphasize speed, careful decision-making, and maintaining high standards in product development, risk management, and employee welfare.Your Role and Responsibilities:As the Lead QA Automation Engineer, you will be instrumental in shaping and executing our automation strategy, ensuring the reliability and integrity of our mobile banking apps for both iOS and Android. Your responsibilities will include:Driving Automation Strategy: Serve as the technical leader, defining the QA Automation strategy and testing methodologies for mobile and integration platforms, while mentoring team members in advanced automation principles.Framework Design and Development: Create scalable and efficient automated test frameworks using languages such as Typescript, Python, Java, or Kotlin. Lead the team to achieve substantial test coverage through code.Continuous Automation and CI/CD Integration: Manage the execution and upkeep of automated end-to-end test suites for mobile applications and backend services, ensuring smooth operation within the CI/CD pipeline.Bug Management and Reporting: Oversee the logging, management, and triage of bugs, providing detailed reporting on automation metrics and quality risks.Collaboration on Quality Standards: Partner with cross-functional engineering teams to maintain high technical quality standards.

Join Our Team as an Automation Software Test Engineer - £400 per day (6+ Months / Remote Work Available / Outside IR35)We are looking for a talented Automation Software Test Engineer to join our dynamic team working on an exciting greenfield project. In this role, you will collaborate closely with a small team of developers and UX designers in a friendly, non-corporate agency environment. Our flat organizational structure values contributions over titles, allowing for an innovative and flexible work atmosphere.Location·Option to work from London, Bristol, or Cornwall.·Full remote work flexibility.

Location: London Start date: Immediate The Role: Join AlphaSights as a Senior Test Engineer within our dynamic Software Engineering Team. In our digital-first organization, ensuring continuous uptime, exceptional product quality, and outstanding user experiences is paramount. This role presents a unique opportunity to make an immediate impact on our engineering efforts. You will collaborate closely with Software Engineering and Product Management, spearheading the design and execution of automated testing solutions that scale across our platform, guaranteeing reliability and quality across frontend, backend, and APIs. We seek a proactive, innovative, and collaborative individual who is committed to continuous improvement and team success. This hands-on leadership role involves not just developing and maintaining automated tests but also guiding Test Engineering strategies, establishing technical standards, mentoring QA team members transitioning to Test Engineering, and defining best practices for testing, quality, and reliability. In this fast-paced environment, you will maintain a positive, solution-oriented mindset while delivering flawless user experiences through robust test automation. In addition to working with teams based in London and Portugal, you will have the chance to engage with teams across EMEA, the US, and Asia. What You’ll Do: Lead the design and development of automated test plans, suites, and frameworks across multiple projects to ensure comprehensive test coverage and high-quality releases. Mentor and guide junior QA engineers, enhancing their automation skills and cultivating a culture of quality and best practices. Maintain and scale test automation infrastructure to support CI/CD pipelines, cross-platform validation, and rapid feedback loops. Perform targeted manual testing, including exploratory testing, edge-case validation, and UI/UX verification when necessary. Collaborate closely with Engineering and Product teams to define test strategies, acceptance criteria, and testing priorities for complex features. Drive cross-team initiatives that enhance overall testing practices.

Join Multiverse as a Senior Software Engineer specializing in Platform Engineering. In this pivotal role, you will leverage your expertise to design, build, and enhance our platform, ensuring it meets the highest standards of performance and reliability. Collaborate with cross-functional teams to deliver robust solutions that drive the success of our innovative programs.

Join our dynamic team as a Staff Software Engineer at CyberArk, where you will be instrumental in developing cutting-edge security solutions. You will collaborate with a talented group of engineers to design, implement, and maintain software systems that protect against evolving cyber threats. Your expertise will contribute to innovative projects that shape the future of enterprise security.