26 to 50 of 54 API Testing Jobs in the UK

join our team in Leeds. In this role, you'll be working with modern .NET applications, Playwright automation, and Docker containerization while exploring the cutting edge of AI-assisted testing and development. This is perfect for someone with solid foundational experience who's excited to learn, experiment, and help shape the future of quality engineering. Your Role: Design and … throughout the development lifecycle. Explore and integrate AI tools for test generation, maintenance, and analysis. Work with AI coding assistants to accelerate test development and improve code quality. Develop API and integration tests for our .NET services. Contribute to CI/CD pipeline improvements and test automation strategy. What You'll Need: Essential Approximately 2-4 years of experience … in software testing or quality assurance. Solid C#/.NET development skills. Experience with test automation frameworks (Playwright preferred, but Selenium/Cypress experience is transferable). Basic Docker knowledge and containerization concepts. Understanding of API testing and REST services. Experience working in Agile/Scrum teams. Desirable Previous Playwright experience with C# bindings CI/CD More ❯

Senior QA/Test Lead/Test Manager/QA Manager/Quality Assurance/Senior Test Analyst/Tester/Automation/Playwright/Integration/API/CI/CD/Azure/JavaScript/TypeScript/Automation Strategy/Test Plans/Based in Solihull/Birmingham/£50,000 – 70,000 + bonus + benefits. … strategy and implementing the Automation framework for the organisation. This is a hands-on leadership role where you’ll set strategy and also write tests, build frameworks, and integrate testing into CI/CD pipelines. You will be responsible for: Define and own the QA strategy with a focus on automation-first testing across UI, integration and regression … suites. Design, build and maintain automated test frameworks (Playwright) and integrate them into CI/CD pipelines. Lead hands-on testing, including writing automated tests, performing manual exploratory testing, and triaging defects. Collaborate with Product, Development and Support teams to create test plans, acceptance criteria and release gates. Implement automated UI and API/integration tests to More ❯

ll have the opportunity to work with cutting-edge technologies, learn from experienced colleagues, and make a meaningful impact on the solutions we deliver. Your Skills & Experience: Experience with API testing and tools such as Postman. Familiarity with functional or system integration testing. Hands-on experience with automated testing frameworks (e.g., Cucumber, JUnit). Knowledge of stubbing … tools like Wiremock. Understanding of non-functional testing, including load and performance testing. Experience using tools like JIRA, Confluence, or other backlog/test management platforms. Exposure to iterative or incremental software delivery practices. Ability to maintain and execute automated testing cycles. Familiarity with version control systems such as Git. Understanding of Agile methodologies and ways of working. … able and willing to be onsite in Shropshire 3 days per week. Recruiters Notes: SC eligible. Must be able to work as part of agile team. When happy with testing/level of quality - they will start test build and test analysis - will need test skills - need to be able to de-compose requirements/understand partitions need to More ❯

they're looking for a Software Engineer In Test The role is paying up to £55,000 and is 5 days a week in the office. Essential: Experience with API testing tools (Postman) Understanding of CICD (Jenkins, AWS, Azure) Displays experience of various testing techniques (Exploratory, Smoke, Regression) Understanding of Database management tools and how to query … data required (SQL) Displays clear and precise communication skills Desirable: Knowledge of automation tools (Selenium Web Driver, VS Code) Knowledge of automation framework (cypress, playwright, typescript) Knowledge of testing google analytics Knowledge of Mobile testing Browserstack If you would be interested please apply below! 49573NB INDMANS More ❯

they're looking for a Software Engineer In Test The role is paying up to £55,000 and is 5 days a week in the office. Essential: Experience with API testing tools (Postman) Understanding of CICD (Jenkins, AWS, Azure) Displays experience of various testing techniques (Exploratory, Smoke, Regression) Understanding of Database management tools and how to query … data required (SQL) Displays clear and precise communication skills Desirable: Knowledge of automation tools (Selenium Web Driver, VS Code) Knowledge of automation framework (cypress, playwright, typescript) Knowledge of testing google analytics Knowledge of Mobile testing Browserstack If you would be interested please apply below! 49573NB INDMANS More ❯

work week and great benefits This profitable and growing organisation require an experienced Automation Test Lead to join them and be responsible for defining, implementing, and executing robust automation testing strategies. Whilst you will develop and maintain the test framework and standards, a significant part of the role will still see hands-on work in automation scripting, manual scripting … bank holidays + buy/sell options. As Automation Test Lead you will lead the QA automation strategy across multiple product lines and platforms whilst defining automation and manual testing standards, guidelines, and best practices. This role will see you drive QA processes within Agile teams, whilst still analysing test results, identifying defects, and driving resolutions in collaboration with … on a semi-regular basis. Experience: Proven experience in an Automation Test Lead or Senior Automation QA role. Strong hands-on experience in automation scripting, preferably across multiple platforms. API testing, including tools and frameworks like Postman. Experience testing data migrations and transformations Demonstrated ability to test mobile and web applications in agile product environments. Beneficial tooling More ❯

Playwright, RestSharp,Automation, Banking,Azure,C#,.Net Role Purpose Azure Pipelines Bachelors degree in Computer Science, Information Technology or related field. At least 3 years of experience in automation testing with xUnit, Nunit, MS Playwright, RestSharp Experience in programming languages such as C# in Dotnet Soft skills like good communication skills Strong understanding of Agile methodologies and experience working … in an Agile development environment. Ability to work in a fast-paced environment and adapt to changes quickly. Min 5 years experience in the testing competency ISEB/ISTQB Qualifications Solid experience in the implementation of the STLC (Test Planning, Monitoring and Control including reporting, Test Analysis and Design, Test Execution, Test Closure) throughout the project lifecycle) Experience with … CI/CD tools such as Azure Pipelines and Octopus Knowledge of SQL and NoSQL databases such as cosmos db. Extensive experience of API testing, REST & SOAP Mobile Testing experience would be an additional benefit More ❯

Remote (occasional travel to Croydon, London) Rate: £450 - £475 per day (via Umbrella) We're looking for an experienced Test Lead to manage and execute both manual and automated testing activities across critical systems. This is an opportunity to join a collaborative engineering environment, working alongside developers, support teams, and business stakeholders to deliver high-quality, secure software services. … closely with developers and analysts to ensure comprehensive test coverage. Participate in daily stand-ups, sprint reviews, and release management processes. What you'll bring Proven experience in software testing and QA leadership. Hands-on experience with Jira, TestRail, or Azure DevOps. Familiarity with automation frameworks such as Selenium or Cypress. Working knowledge of SQL and API testing … and attention to detail. Experience working in Agile/Scrum environments. ISTQB Foundation certification (or willingness to obtain). If you're a Test Lead who enjoys combining technical testing with collaboration and process improvement, apply today via Haystack . More ❯

couples get married. We're on our way to becoming the first $1 billion Muslim tech brand - but we need your help! 2+ years experience of app testing (iOS and Android) Significant manual testing experience Proven success in building and leading a team Skilled in formulating and implementing test strategies Use of test management tools (e.g Qase) Experience … accurate reproduction steps Try to break our apps (in the best possible way) Attend our London office twice a week Mobile test automation experience or an interest Experience in API testing (e.g. Postman, curl) Experience of testing on both iOS and Android Comfortable in databases writing SQL to help collect test data Startup experience Why join Muzz More ❯

Collaborate with product and development teams to define acceptance criteria and test coverage for each story. Design, build, and maintain automated test frameworks using Java. Perform exploratory and automated testing across all phases of development. Work with developers to create and test stubs, mocks, and integration points. Ensure traceability and visibility of test progress and quality metrics. Contribute to … Agile ceremonies, retrospectives, and planning sessions, championing test best practices. Provide test assurance against defined acceptance and non-functional requirements. Support CI/CD integration and continuous improvement of testing processes. Required Skills & Experience 5+ years' experience as an SDET or Automation Engineer. Strong knowledge of Java (OOP, SOLID principles) and ability to build coded test frameworks. Experience with … RESTAssured and API Testing . Familiarity with SQL/RDBMS and Integration Testing . Hands-on with Git/GitLab , Gradle , Jenkins , and SonarQube . Experience with JUnit , Cucumber (TDD/BDD) , and Postman for debugging and exploratory testing. Strong understanding of Agile methodologies and CI/CD pipelines. Excellent communication skills and ability to work autonomously. More ❯

dedicated manual testers handling all functional and regression work. You will be hands-on with modern tooling and play a key part in improving software quality across web and API layers. What you will be doing • Enhancing and maintaining an existing Selenium automation framework built in C# and SpecFlow (Reqnroll) • Creating new automated tests and improving overall reliability and … coverage • Debugging failing tests and supporting stable, repeatable test execution • Testing web applications across multiple browsers and platforms • Supporting basic API checks and debugging using tools such as Postman • Working closely with developers, product teams and QA colleagues in an Agile environment • Helping improve test quality, release confidence and overall engineering standards What we are looking for • Strong … C# • Practical experience using SpecFlow or Reqnroll in a BDD setup • Solid understanding of Page Object Model and good automation design principles • Ability to troubleshoot issues across UI and API layers • A detail focused mindset with a proactive and structured working style • Good communication skills and a collaborative approach Nice to have • Experience with API testing tools More ❯

and implement automated tests for UI and backend Maintain regression test suites and expand test coverage Collaborate on test plans, acceptance criteria, and release readiness Build tools that make testing faster, smarter, and more effective What you bring: 4+ years in QA/testing roles, with strong automation experience Familiar with Selenium, Cypress, or other test frameworks Experience … with REST API testing using tools like Postman Detail-obsessed and comfortable in agile environments Nice-to-haves: Basic scripting or coding knowledge Familiarity with performance or security testing 41268MSR2 INDMANS More ❯

and implement automated tests for UI and backend Maintain regression test suites and expand test coverage Collaborate on test plans, acceptance criteria, and release readiness Build tools that make testing faster, smarter, and more effective What you bring: 4+ years in QA/testing roles, with strong automation experience Familiar with Selenium, Cypress, or other test frameworks Experience … with REST API testing using tools like Postman Detail-obsessed and comfortable in agile environments Nice-to-haves: Basic scripting or coding knowledge Familiarity with performance or security testing 41268MSR2 INDMANS More ❯

Our client are looking to onboard a Manual Software Tester into their team on a permanent basis, you'll be involved in the planning, designing, and execution of manual testing to validate system functionality, reliability, and performance. Experience Required: Strong experience testing Web, Mobile, and Desktop applications Experience with API testing and using bug tracking tools … e.g., Azure DevOps) Familiarity with Agile methodologies such as Scrum or Kanban Ability to analyse requirements, write test cases, and carry out regression testing Experience working with relational databases and a good understanding of SQL ISTQB Foundation Certificate Due to the volume of applications received for positions, it will not be possible to respond to all applications and only More ❯

talented Software Automation QA Engineer to join a growing technology team within a well-established financial services organisation. This role offers the opportunity to work with modern technologies, influence testing processes, and contribute directly to software quality across both front-end and back-end systems. The Role As part of a collaborative QA team, you will: Enhance and maintain … Selenium test suite using C# and SpecFlow (Reqnroll). Debug and fix automated tests, ensuring high coverage and reliability. Test web applications across multiple browsers, devices, and platforms. Perform API debugging and validation using tools such as Postman (desirable). Collaborate closely with developers and stakeholders in Agile/Scrum ceremonies. Ensure timely releases through proactive identification and resolution …/Reqnroll (BDD framework) Knowledge of Page Object Model design patterns Strong attention to detail, proactive problem-solving, and independent working style Excellent communication and teamwork skills Desirable Skills API testing/debugging experience (Postman or similar) Exposure to CI/CD pipelines and modern QA practices Why Join? Be part of a collaborative QA function within a More ❯

be responsible for building a test automation framework entirely from scratch, working hands-on with cutting-edge AI-powered developer tools Code Rabbit, Cursor, Claude Code to revolutionise how testing is done across the business. This is a very successful, established Fintech in the heart of London. Ideally AI Tech Stack in play but not limited to and the … client are open to new tech: CI/CD pipelines, Jira, Git, Confluence, Jenkins, REST API testing, SNS, SQS, Kafka, AWS MSK, Code Rabbit, Cursor, Claude Code, Perl, JavaScript, C#. A great opportunity taking full ownership of the automation strategy. Designing, building, and scaling frameworks that power high-volume financial transaction systems. Working closely with product development teams … to transform manual regression testing into intelligent , AI-assisted automated suites, improving both quality and delivery velocity. Defining best practices, embedding automation into CI/CD pipelines, and champion a culture of continuous delivery and innovation. Would suit someone with extensive software automation testing. A proactive individual who thrives on a challenge, can own the test, do end to More ❯

be responsible for building a test automation framework entirely from scratch, working hands-on with cutting-edge AI-powered developer tools Code Rabbit, Cursor, Claude Code to revolutionise how testing is done across the business. This is a very successful, established Fintech in the heart of London. Ideally AI Tech Stack in play but not limited to and the … client are open to new tech: CI/CD pipelines, Jira, Git, Confluence, Jenkins, REST API testing, SNS, SQS, Kafka, AWS MSK, Code Rabbit, Cursor, Claude Code, Perl, JavaScript, C#. A great opportunity taking full ownership of the automation strategy. Designing, building, and scaling frameworks that power high-volume financial transaction systems. Working closely with product development teams … to transform manual regression testing into intelligent , AI-assisted automated suites, improving both quality and delivery velocity. Defining best practices, embedding automation into CI/CD pipelines, and champion a culture of continuous delivery and innovation. Would suit someone with extensive software automation testing. A proactive individual who thrives on a challenge, can own the test, do end to More ❯

the ground up, use your voice to drive change and help transform organisations and problem domains. Role: We are seeking a SDET (Software Development Engineer in Test) experienced in API automation, data validation, and AI-enabled systems. The ideal candidate has hands-on experience building automation frameworks in Python and exposure to validating AI or data-driven systems deployed … teams to ensure the reliability and performance of applications that integrate AI/ML components, Agentic AI workflows, and large-scale data processing pipelines. Key Responsibilities: Design and implement API automation frameworks using Python (PyTest, Requests, or Robot Framework). Automate validation for AI-driven systems, including Agentic AI, LLMs, and data pipelines. Test and validate RESTful APIs, data … tests within CI/CD pipelines using Azure DevOps, GitHub Actions, or Jenkins. Work with data teams to validate data transformations, ETL pipelines, and batch processing jobs. Ensure consistent testing coverage across AI services, data APIs, and integration layers. Contribute to framework enablement, mentoring peers and improving test automation standards. Required Qualifications: Strong experience in Python for test automation. More ❯

join our clients dynamic Engineering team. You’ll play a key role in building high-quality, scalable software solutions and help deliver reliable, high-performing software products through advanced testing practices and robust automation frameworks. High proficiency with Playwright, Typescript and SQL are the key technical requirements. About the Role You’ll play a key role in building and … changes meet high quality standards from start to finish. Key Responsibilities Design and maintain automated test frameworks Create and execute automated test scripts that align with changing requirements. Conduct API testing with tools such as Postman and validate data using advanced SQL queries. Collaborate with engineering and business teams to ensure test coverage aligns with business goals. Continuously … improve testing methodologies and contribute to knowledge-sharing sessions. High level of communication skills – used to working in a collaborative way Technical Skills: Strong experience creating end to end automation tests High proficiency with Typescript Extensive experience with Playwright Experience with pushing changes to git Knowledge of Given-when-then (BDD). Advanced SQL skills is a key requirement More ❯

testability and embed quality early in the development process. Lead cross-functional quality initiatives to improve CI/CD pipelines, observability, and release readiness. Drive performance, load, and resilience testing , especially for latency-sensitive, real-time systems. Mentor other SDETs and developers in automation strategy, debugging, and risk mitigation. Own root cause analysis for complex, system-level issues - using … years of experience in test automation , software engineering , or SDET roles . Strong experience building and scaling test automation frameworks and developer-focused tools. Deep understanding of distributed systems , API testing , and CI/CD pipelines . Hands-on experience testing AI/ML-powered systems , real-time services , or multi-modal UIs . Track record of More ❯

in a Solution Architect, Integration Consultant, or Technical Implementation role (preferably in HR tech, payroll, or SaaS). Strong understanding of data integration concepts, file formats (CSV, Excel), and API-based workflows. Hands-on experience with Postman for API testing, plus ability to read and analyze technical logs. Familiarity with log analytics tools (e.g., DataDog, Coralogix, Splunk More ❯

+ object-oriented programming (OOP). Technical Environment: Python, web frameworks, front-end (Vue.JS, React, CSS, HTML), Design Patterns, Object Relational Mappers (ORMs), server-side templating languages, Unit/API testing, AWS, CI/CD, Agile. Benefits: Salary to £80k (DOE) + Hybrid + Annual Bonus + Pension + 22 days holiday plus BHs (rising to 25 days More ❯

as a trusted advisor to leadership on technical strategy Skills & Experience Were looking for someone with experience in: TypeScript/JavaScript React and Next.js Node.js (Fastify, Express or similar) API testing tools (Postman, Bruno) Databases such as Oracle or MongoDB Leading cross-functional teams and working directly with clients Bonus skills: Git CI/CD pipelines (Azure Pipelines More ❯

ensuring the accuracy and reliability of critical data systems. Responsibilities - Test Analyst Analyse and reconcile data, with a strong focus on SQL and Postgres JSON/JSONB functions. Perform testing activities across ETL processes and data validation tasks. Validate JSON and Parquet data, ensuring accuracy and adherence to schema standards. Use Postman for API testing and PowerShell More ❯

Lead QA Automation Engineer, £ 55000 -68000 + benefits. Home based with one day a month in the Nottingham office. Strong Automation, API, C#, and mentoring/management skills required. Role involves both manual and automation testing. Interviews this week To be considered for this role you will have excellent knowledge of - C# (ability to code in C# rather than … just review C# code) UI and API Testing click apply for full job details More ❯