Senior Performance Testing Engineer

Join Version 1 as a Senior Performance Testing Engineer where you will leverage your expertise in performance testing to ensure the robustness and efficiency of our digital solutions. We are seeking a skilled professional who can design and implement performance tests, analyze results, and provide actionable insights to enhance system performance.Your role will involve collaborating with cross-functional teams to identify performance issues and recommend enhancements. You will utilize various performance testing tools and frameworks, ensuring that our applications meet the highest standards of quality and performance.

Join Eurofins, a global leader in laboratory services, as a Performance Test Consultant. In this dynamic role, you will leverage your expertise in performance testing to ensure the highest quality of our software products. Your analytical skills will be key in identifying performance issues and recommending improvements, contributing to our commitment to excellence.

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.

At Hudl, we pride ourselves on cultivating exceptional teams. We recruit top-tier talent to ensure you work alongside individuals who inspire continuous learning. You will be empowered to accomplish your tasks in your own unique style while pushing the boundaries of innovation and creativity. Our supportive culture is reflected in the recognition we've received, including being named one of Newsweek's Top 100 Global Most Loved Workplaces. As the backbone of the sports world, we understand the lasting impact that sports can have, from teaching teamwork and commitment to inspiring coaches and unlocking potential. Our solutions are designed to help athletes and teams worldwide enhance their performance by simplifying video capture, data analysis, and highlight sharing.Are you ready to be part of our mission?Your RoleWe are looking for Senior Engineers to join our dynamic Human Performance team, dedicated to developing innovative solutions for athletes and sports teams that transform training, competition, and peak performance.Your responsibilities will include:Cross-Functional Collaboration: Partner with Engineering, Quality Assurance, Product, Design, and Scrum teams to create comprehensive full-stack web features.Development and Delivery: Enjoy the autonomy to make significant contributions to the product area, responding to customer needs and delivering breakthrough features that empower our coaches and athletes.Idea Testing: Participate in rapid iterations, deploying updates to the product hundreds of times daily. You'll also have the chance to address complex technical challenges and mentor junior engineers.Mentorship: Share your knowledge and guide others on development best practices, exemplifying excellence in planning, design, and execution of intricate projects.

Join PlayStation as a Senior Software Development Engineer in Test and play a crucial role in enhancing our SDK's quality engineering framework. You'll design and implement robust CI/CD pipelines, develop automation tools in Python, and create automated tests across various system layers. Collaborate with cross-functional teams to improve workflows and ensure seamless delivery across multiple platforms. This role demands a strong technical background, collaboration skills, and a drive for impactful results in a dynamic environment.

Role overview Netcompany1 seeks a Senior Performance Analyst based in London. This role centers on driving improvements in project performance and helping teams achieve strong results. The analyst partners with colleagues from various areas, using data-driven analysis to support informed decisions and strengthen day-to-day operations. What you will do Examine project performance data to spot trends and highlight areas for potential improvement Collaborate with cross-functional teams, sharing insights and supporting efforts to reach better outcomes Apply data insights to guide strategic decisions and recommend operational adjustments

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.

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 our dynamic team at System Canada Technologies as a Test Analyst or Senior Test Analyst. This is an exciting opportunity for individuals who are passionate about quality assurance and eager to contribute to innovative projects in a collaborative environment.

Role Overview Position: Senior Performance Manager - Customer Experience Location: London – The River Building HQ Working Pattern: Hybrid Deliveroo’s Customer Care team supports customers, riders, and restaurant partners with thoughtful, efficient, and empathetic service. The team handles live issues, improves proactive support, and uses data insights to drive continuous improvement. Service excellence is a core value across the marketplace. The Senior Performance Manager joins the Marketplace Support & Service Excellence group. This role focuses on ensuring fair, timely, and high-quality resolutions for all users, especially during critical moments. What You Will Do Shape performance strategy as part of the Customer Experience & Integrity (CXI) team. Maintain operational health by going beyond surface-level reporting to understand marketplace dynamics. Contribute to continuous improvement initiatives that enhance customer, rider, and partner experiences. Champion service quality and support excellence at every touchpoint. About Deliveroo Deliveroo is committed to reshaping how people shop and eat. The company values service excellence and works to provide meaningful support for everyone in its marketplace.

Join Adaptive Financial Consulting as a Senior Performance Marketing Lead, where you will spearhead innovative marketing strategies that drive growth and enhance brand visibility. In this pivotal role, your expertise in performance marketing will be instrumental in optimizing campaigns across various digital platforms.

Join Zaizi as a Test Engineer, where your enthusiasm for technology and detail-oriented problem-solving will be highly valued. This position involves direct interaction with clients, making strong communication skills a must. You will gain hands-on experience while contributing to client projects, and we are committed to helping you develop your professional skills.At Zaizi, our work culture is inclusive, modern, and collaborative. We seek bright, positive thinkers with a proactive attitude who are eager to excel in their roles. If this resonates with you, you will thrive in our environment!This role is primarily remote, with occasional on-site client work and travel to our London headquarters for workshops and meetings.

Join Capco as a Senior Software Development Engineer in Test (SDET) and play a pivotal role in revolutionizing the financial services landscape through cutting-edge automation. Based in London with a hybrid work model, you'll collaborate with a talented engineering team to tackle complex challenges, while enhancing your skills across innovative cloud-native technologies. Be part of high-impact projects that shape the future of finance and energy sectors.

At Entain, we are committed to transforming the landscape of betting and gaming, and we are seeking a dynamic and results-driven strategic finance leader to help define the future of our ASE region.This pivotal role holds significant visibility and impact, as the ASE region encompasses our critical high-growth markets, featuring renowned brands such as Bwin, SportingBet, Sports Interaction, and PartyCasino.As a commercial performance expert in this >£1.5 billion region, you will serve as a vital link between finance and commercial teams, driving value across multiple countries and brands.Key Responsibilities:Develop and implement frameworks to evaluate key operational and financial metrics, enhancing business transparency and performance management.Create daily and weekly performance monitoring systems to identify commercial risks and growth opportunities.Conduct thorough performance analyses to uncover complex root causes.Collaborate with commercial leadership to deliver data-driven insights that underpin critical business decisions.Formulate and assess business cases for impactful strategic initiatives and investments.Oversee the quarterly forecasting and annual budgeting processes across various markets.The previous incumbent did not have direct reports but was supported by the general finance function. We plan to complement this new hire with a junior analyst.

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.

Join our dynamic team at System Canada Technologies as a Senior Test Consultant, where you will play a pivotal role in enhancing our software quality and reliability. As a key member of our testing team, you will be responsible for designing and implementing robust testing strategies that ensure the delivery of high-quality software solutions to our clients.Your expertise will contribute to the continuous improvement of our testing processes, helping us to maintain our reputation for excellence in the tech industry. Collaborate closely with developers, project managers, and other stakeholders to create effective test plans and execute comprehensive testing scenarios.

Role Overview Position: Senior Software Developer in Test Location: London, UK (Hybrid: roughly one day per week in the office) Contract Type: Permanent, full-time Compensation: £70,000 - £80,000 base salary, plus 10% bonus, 10% shares, and additional benefits About Appvia Appvia delivers cloud solutions and platform engineering to help organizations modernize software systems, boost developer productivity, and adopt cloud-native practices. The team focuses on modern application development, domain-driven design, and improving delivery outcomes through strong architecture, testing, and developer experience. Appvia works with clients in complex, high-impact settings where quality, reliability, and scalability matter. The goal: help organizations ship better software, faster. What You Will Do This is a hands-on, client-facing role within the Solutions Engineering team. The main focus is to advance a large-scale modernization and AI-driven transformation initiative. The Senior Software Developer in Test (React/Java) will: Lead the shift from slow, fragile end-to-end testing to scalable integration, functional, and contract testing methods Guide teams in adopting modern testing and quality engineering practices for complex systems Introduce new tools and approaches to improve developer feedback loops and embed quality early in the software delivery lifecycle Work with greenfield initiatives within brownfield environments Report to a Principal Software Engineer and act as a senior quality engineering advocate within delivery teams Interview Process Discovery conversation with Talent Acquisition Technical interview with the Engineering Team Final interview with Leadership Security Clearance Requirements Eligibility for UK Government Security Clearance (SC) is essential. Candidates must meet the following criteria: Hold a British Passport or Indefinite Leave to Remain (ILR) Have lived in the UK for the past five years No criminal record or financial irregularities

Role overview Version 1 is looking for a Test Automation Engineer to help strengthen software development and quality assurance across projects. This role focuses on building and maintaining automation frameworks to support reliable software delivery. What you will do Develop and maintain automated test scripts and frameworks Apply testing methodologies to ensure software meets quality standards Work closely with developers and other team members to identify and resolve issues Contribute to process improvements that support efficient, high-quality releases Collaboration and impact This position offers the chance to work alongside experienced professionals and use modern technologies. Test Automation Engineers at Version 1 play a direct role in shaping project outcomes and supporting client success. Location Offices are located in London, Birmingham, Manchester, Newcastle upon Tyne, Edinburgh, and Belfast.

Join AlixPartners as the Senior Vice President of Performance in our Logistics & Transportation division. In this pivotal role, you will drive strategic initiatives, optimize operations, and lead high-impact projects that enhance our clients' supply chain efficiency and delivery performance.

About Allica BankAllica Bank stands out as the UK's most rapidly expanding company and the foremost financial technology (Fintech) firm in history. Our mission is to empower established SMEs, an often overlooked segment within the Fintech landscape.Established SMEs are integral to local economies, contributing over a third of the nation's GDP, yet they have been largely sidelined by both traditional banks and modern fintech solutions.Department OverviewThe Growth department at Allica is essential, where marketing, product development, sales, and data analytics converge to foster sustainable and scalable growth. We craft and refine growth loops across acquisition, activation, and engagement, employing structured methodologies to ensure our initiatives are repeatable, measurable, and aligned with business impact. By merging commercial strategy with profound customer insights, we reveal opportunities through experimentation, data analysis, and creative thinking.At Allica, growth is both a science and an art; every interaction we create supports our commitment to delivering the banking experience that established SMEs rightfully deserve.Role OverviewAs a Senior Performance Marketing Executive at Allica Bank, you will take charge of managing, optimizing, and reporting on marketing campaigns, primarily focusing on our Lending products and Business Bank Account. You will dive into the data daily while contributing to strategic initiatives aimed at scaling customer acquisition with an efficient Customer Acquisition Cost to Lifetime Value (CAC:LTV) ratio.The ideal candidate will possess experience in executing and scaling data-driven, direct response Performance Marketing channels. You will be adept at analyzing substantial datasets and leveraging key insights for implementation. This role is perfect for those who seek to make a significant impact through their skills and dedication.Key ResponsibilitiesCampaign Management & ExecutionExecute and optimize campaigns across Paid Social, Paid Search, Performance Max, and other vital channels.Deliver critical insights to inform and drive strategic direction.Support the execution of structured experiments and testing roadmaps to enhance results efficiently.Data & ReportingEnsure comprehensive tracking of all activities and maintain precise reporting of campaigns and creative outputs.