10 of 10 DemandTrendPermanent API Testing Jobs in London

Software Development Engineer in Test (SDET) Hybrid Working in London - 3 Days on-site per week £90k - £120k + Benefits + Bonus Are you a skilled leader in software testing with a passion for driving quality and innovation? Our client is seeking a Lead Java SDET to oversee testing strategies, mentor a talented team, and deliver scalable, robust … services for their advanced platform. What You'll Do Lead and mentor a small team of SDETs, managing performance and hiring. Drive testing strategies with a focus on shift-left principles and automation best practices. Design and build advanced automation frameworks, tools, and comprehensive test coverage. Collaborate with developers to enhance test planning, execution, and issue resolution. Propose improvements … maintaining shared libraries and documentation. What You Bring 8+ years of test development experience, including 2+ years leading a team. Strong expertise in Java, object-oriented principles, and unit testing frameworks (e.g., JUnit). Experience testing backend systems or APIs, with knowledge of REST, JSON, or Thrift. Bonus: Familiarity with Selenium WebDriver, Jenkins, big data technologies (Hadoop, Kafka More ❯

Perform day to day API Automation using C#, Specflow Automate interactions with Azure services and resources such as Service Bus, Logic apps, Function Apps, Storage etc. Perform automated DB checks as part of API testing Leverage Service Bus emulators, Service Virtualization, mocking and stubbing as part of test automation Spin-up services within the pipeline environment, leverage … runtime Should have good understanding of Agile and must actively participate in all scrum ceremonies Act as a liaison between SDETs, Dev & Ops in taking shift-left and isolated testing forward. Align with Dev Tech Stack and bring in feasible testing technologies/solutions Work with Tech leads and ensure automated functional and performance testing is carries … out within sprints Manage and guide small team of SDETs and enable the team to achieve sprint goals Should have understating of component testing, isolated testing and contract testing Perform day-to-day code reviews and align with dev process in PR reviews and merges Should promote coding standards and guidelines and align the testing 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 … with 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 More ❯

Automation Test Engineer Automated Native iOS, Android Testing Experience Required Why start-up financial services, revolutionising the industry Location : Hybrid - 2 days in the office (Central London) Salary : £55,000 - £65,000 benefits Our Client A new UK-based FinTech is launching credit card, personal loans and insurance offerings aimed at delivering fair, flexible, and user-friendly financial products … with the development team to ensure timely resolution. Participate in the review of product requirements, design documents, and specifications to provide input on testability and quality aspects. Perform exploratory testing and provide feedback on user experience and potential usability issues. Conduct regression testing to ensure that software changes and updates do not introduce new defects. Continuously improve the … identifying inefficiencies, proposing solutions, and implementing best practices. Communicate test progress, test results, and other relevant information to project stakeholders. Automation Test Engineer - Experience Required Proven full stack automation testing experience of native iOS and Android mobile applications Solid automated experience with testing iOS and Android applications using emulators, simulators, or real devices. Strong proficiency in designing, executing More ❯

Automation Test Analyst Automated Native iOS, Android Testing Experience Required Why start-up financial services, revolutionising the industry Location : Hybrid - 2 days in the office (Central London) Salary : £55,000 - £65,000 benefits Our Client A new UK-based FinTech is launching credit card, personal loans and insurance offerings aimed at delivering fair, flexible, and user-friendly financial products … with the development team to ensure timely resolution. Participate in the review of product requirements, design documents, and specifications to provide input on testability and quality aspects. Perform exploratory testing and provide feedback on user experience and potential usability issues. Conduct regression testing to ensure that software changes and updates do not introduce new defects. Continuously improve the … identifying inefficiencies, proposing solutions, and implementing best practices. Communicate test progress, test results, and other relevant information to project stakeholders. Automation Test Analyst - Experience Required Proven full stack automation testing experience of native iOS and Android mobile applications Solid automated experience with testing iOS and Android applications using emulators, simulators, or real devices. Strong proficiency in designing, executing More ❯

Automation QA Engineer Automated Native iOS, Android Testing Experience Required Why start-up financial services, revolutionising the industry Location : Hybrid - 2 days in the office (Central London) Salary : £55,000 - £65,000 benefits Our Client A new UK-based FinTech is launching credit card, personal loans and insurance offerings aimed at delivering fair, flexible, and user-friendly financial products … with the development team to ensure timely resolution. Participate in the review of product requirements, design documents, and specifications to provide input on testability and quality aspects. Perform exploratory testing and provide feedback on user experience and potential usability issues. Conduct regression testing to ensure that software changes and updates do not introduce new defects. Continuously improve the … identifying inefficiencies, proposing solutions, and implementing best practices. Communicate test progress, test results, and other relevant information to project stakeholders. Automation QA Engineer - Experience Required Proven full stack automation testing experience of native iOS and Android mobile applications Solid automated experience with testing iOS and Android applications using emulators, simulators, or real devices. Strong proficiency in designing, executing More ❯

experienced QA Automation Engineer who enjoys working in a fast-moving entrepreneurial environment. The Role: Work as an embedded member of the Scrum team, focused on quality and automated testing Hands-on experience developing and maintaining automated tests for Back end services Web based UI and mobile apps using appropriate tools such as Selenium and Browserstack APIs Strong understanding … of testing concepts/methodologies and processes such as Gopher/BDD Work closely with developers, PO, BAs and wider team to define and develop best possible test solutions Ensure defects are raised as per defect management process using Jira Develop and maintain automated functional and regression tests What you'll bring: Experience using C# and Specflow/ReqNRoll … Experience working in CI\CD pipeline environment A good understanding of test-driven design principles and writing clean test code Desirable skills include: Proficiency in at least one major API testing framework 3+ years experiencewriting automated tests Experience working in CI\CD pipeline environment Strong understanding of software product development lifecycle, Agile Delivery Methodologies, Scrum/Kanban and More ❯

Bonus and Benefits Requirements * Solid experience in QA (Manual and Automation) * Financial Services environment (Ideally Trading) * Depth of knowledge on automation * Expertise with ReadAPI, SpecFlow, and Test Complete for API automation. * Strong experience in maintaining automated regression packs and contributing to sprint testing. * Preferred skillset - C#, JavaScript, Playwright, API Testing (Flexibility) Please apply within for further detail More ❯

in our Aldgate office every Tuesday and Thursday. 5+ years in QA/Automation roles, with at least 2 years focused on Android Proven Espresso and Jetpack Compose UI testing experience, including test rules, semantics, idling, testability hooks, and page-object patterns Solid Kotlin skills with the ability to review app and test code Comfortable with Gradle (AGP), AndroidJUnitRunner … own workload or across the company Reproduce and troubleshoot overnight test failures Raise well-defined bugs Pair with engineers to debug and ensure test stability Bonus Points iOS UI testing (XCUITest/XCTest fundamentals) to coordinate cross-platform test plans. Python (screenshot tooling, report aggregation) Go (Backend end to end API testing). Manual QA experience (exploratory … smoke/sanity, regression, risk-based testing). Have trained manual QAs in Automation Why join Muzz? We're a profitable Consumer Tech startup, backed by Y Combinator (S17) and based in London . Join our fast growing team and work on an amazing product that's changing the world. A great product We're the leading app in More ❯

commerce and/or digital marketing concepts. Familiarity with online storefront platforms (e.g., open source or SaaS solutions) is beneficial. Basic understanding of data exchange protocols and experience using API testing tools. Proficiency in spreadsheet software and basic knowledge of web analytics tools. Strong analytical, problem-solving, and critical thinking capabilities. Excellent written and verbal communication skills. Please More ❯