1 to 25 of 109 API Testing Jobs in the UK

API Automation Engineer Hybrid Working - London - 2 days a week on site. Financial Services Lorien's leading banking client is looking for a skilled API Automation Engineer with strong experience of with Rest API testing in Java to join our London-based team. The ideal candidate … London. This role will be Via Umbrella. Working in a Hybrid Model of 2 days a week on site. Key Skills and Experience Rest API automation testing in Java Java library and framework: Lombok, Spring Boot Stub testing experience: yaml, wiremock or Mockito, SOAP API testing ...

Salesforce ecosystem . The successful candidate will operate at the intersection of architecture, delivery governance, and quality engineering , ensuring scalable DevOps practices and robust testing frameworks are Embedded across multiple Salesforce clouds and delivery teams. This role may operate as either a DevOps Architect, Copado Architecture SME, or Test … oversight across multi-team release cycles . Test Strategy & Quality Engineering Design and implement test strategies integrated with Copado pipelines . Define automated testing frameworks including: Unit testing Integration testing Regression testing End-to-end testing Integrate Copado with testing tools such as Selenium ...

Cypress Test Lead - IoT & Cloud Platform Solutions We're hiring a Test Lead to establish comprehensive testing strategies across our client's innovative tech platform. This is a permanent role offering genuine greenfield opportunities with a profitable, rapidly-scaling business serving prestigious clients including Formula One teams and government … firmware, cloud services, and web/mobile applications - serving high-profile customers who demand absolute reliability. **Tech Stack You'll Work With:** • Cypress (primary testing framework) • RESTful APIs and microservices • React front-end applications • PHP backend systems • Mobile testing tools (Appium preferred) • SmartBear suite (SwaggerHub/API ...

will be the quality champion across the organisation. You will: ✔️ Define the QA vision, standards, and best practices ✔️ Shape how the business approaches testing — from frameworks to automation strategy ✔️ Create scalable processes that support rapid growth ✔️ Ensure every client onboarding meets world‐class quality expectations ✔️ Mentor engineers and influence … just execute tests, you will design the entire QA approach for the future . What You’ll Do Quality Leadership & Strategy Establish QA standards, testing scope and quality benchmarks across all teams. Drive continuous improvement of QA processes, automation, and documentation. Mentor team members and embed QA best practices ...

hours a week) offering benefits and a salary range of £35,000 - £40,000 and benefits. You will be responsible for: Executing structured manual testing of completed development work to confirm acceptance criteria. Identifying edge cases, workflow gaps, and usability issues, logging defects and collaborating with developers to resolve … documentation and maintaining traceability between development tasks and release outputs. Exploring and implementing AI-assisted tools to improve test design and documentation workflows. Conducting API testing (RESTful and SOAP) and validating data integrity as required. Working closely with development and product teams to clarify requirements and support continuous ...

Infrastructure Tester +Permanent opportunity +Hybrid working on site in London 3 days a week +£45,000 - £50,000 Skills: +Infrastructure Testing experience +UAT +AWS/Azure +Manual and automated testing experience We're looking for a Junior UAT & Infrastructure Test Analyst to support testing across business … applications and core infrastructure platforms. This is a hands-on role for someone early in their testing career who wants broad exposure, real responsibility, and a fast learning curve - not just clicking buttons and logging tickets. You'll work closely with senior testers, engineers, and business stakeholders, supporting ...

Test Engineer to join our team. The ideal candidate will be responsible for ensuring the quality and performance of our software products through rigorous testing practises. You will work closely with developers and other stakeholders to identify and resolve issues, while contributing to the continuous improvement of our testing processes. Responsibilities: - Design, develop, and execute test plans and test cases based on project requirements. - Perform integration testing and ensure that different software modules work together seamlessly. - Conduct API testing to verify that services are functioning as expected and meet performance standards. - Collaborate with developers ...

Azure DevOps Engineer – Testing Introduction This is an opportunity to join a forward-thinking tech environment where quality, automation and cloud innovation go hand in hand. You’ll play a key role in shaping how complex systems are tested, deployed and scaled — all within a secure, cutting-edge Azure … salary + benefits Industry: Technology/Cloud/AI What You’ll Be Doing: Designing, building and optimising CI/CD pipelines to streamline testing and deployment workflows Implementing Infrastructure as Code using Terraform to create reliable, repeatable environments Deploying and managing secure test environments within Azure Building ...

Test Engineer (Tech stack: QA Analyst, QA, SDET, Test Engineer, Tester, Manual Tester, QA Engineer, Quality Assurance, Software Quality Assurance (SQA) Engineer, Manual Testing, Web Applications, Defect Tracking, Excel, API Testing, SQL, DevOps, Scrum) Our client is an established technology business delivering web-based software solutions. They … Application Support Specialist with strong QA experience to ensure the quality, stability, and reliability of their applications. This role is primarily focused on manual testing, defect management, and application support. You will play a key part in validating releases, identifying issues, and working closely with development teams to ensure ...

widely. You'll work closely with developers, product managers, and designers to spot issues early and deliver seamless releases. Help us scale confidently. Your testing and feedback will shape our ability to release faster while maintaining exceptional stability and usability. ------------------------------------ Role Snapshot Junior/Mid QA Analyst Responsibilities Verify … application functionality against requirements/acceptance criteria. Test usability, stability, and performance across the stack including Angular-based front-ends, API-based backends, and databases. Perform root cause analysis on test failures and system issues. Help develop and maintain automated test suites. Work closely with Developers and collaborate cross ...

widely. You'll work closely with developers, product managers, and designers to spot issues early and deliver seamless releases. Help us scale confidently. Your testing and feedback will shape our ability to release faster while maintaining exceptional stability and usability. ------------------------------------ Role Snapshot Junior/Mid QA Analyst Responsibilities Verify … application functionality against requirements/acceptance criteria. Test usability, stability, and performance across the stack including Angular-based front-ends, API-based backends, and databases. Perform root cause analysis on test failures and system issues. Help develop and maintain automated test suites. Work closely with Developers and collaborate cross ...

widely. You'll work closely with developers, product managers, and designers to spot issues early and deliver seamless releases. Help us scale confidently. Your testing and feedback will shape our ability to release faster while maintaining exceptional stability and usability. ------------------------------------ Role Snapshot Junior/Mid QA Analyst Responsibilities Verify … application functionality against requirements/acceptance criteria. Test usability, stability, and performance across the stack including Angular-based front-ends, API-based backends, and databases. Perform root cause analysis on test failures and system issues. Help develop and maintain automated test suites. Work closely with Developers and collaborate cross ...

widely. You'll work closely with developers, product managers, and designers to spot issues early and deliver seamless releases. Help us scale confidently. Your testing and feedback will shape our ability to release faster while maintaining exceptional stability and usability. ------------------------------------ Role Snapshot Junior/Mid QA Analyst Responsibilities Verify … application functionality against requirements/acceptance criteria. Test usability, stability, and performance across the stack including Angular-based front-ends, API-based backends, and databases. Perform root cause analysis on test failures and system issues. Help develop and maintain automated test suites. Work closely with Developers and collaborate cross ...

widely. You’ll work closely with developers, product managers, and designers to spot issues early and deliver seamless releases. 🚀 Help us scale confidently. Your testing and feedback will shape our ability to release faster while maintaining exceptional stability and usability. ------------------------------------ 🧭 Role Snapshot Junior/Mid QA Analyst Responsibilities Verify … application functionality against requirements/acceptance criteria. Test usability, stability, and performance across the stack including Angular-based front-ends, API-based backends, and databases. Perform root cause analysis on test failures and system issues. Help develop and maintain automated test suites. Work closely with Developers and collaborate cross ...

working in Horsham, West Sussex This role will require office attendance multiple times per week. In this software QA Tester role, you join a testing team responsible for the quality assurance and testing of the company's IT Security Software. Their platform is built on .Net technologies … looking for a software tester with a background with .NET applications and C# testing frameworks. The Software Tester role requires a professional who balances hands-on testing expertise with growing leadership and process improvement responsibilities. You will be responsible for designing and executing comprehensive test plans, leading testing ...

Devops, Postman Our client are seeking an experience Test Engineer/Test Automation professional to preside over business-wide test activities - test automation and API testing will be in amongst the main duties of the role. We are looking for a proactive Quality Assurance professional to drive higher … software standards through shift-left testing and early requirement analysis. You will plan, design, carry out tests in alignment and conjunction with existing technical and business teams and be the champion of Quality and seamless UAT throughout the business. Key Tools Selenium, Cypress, Playwright, Postman, Azure DevOps Test Plans ...

Devops, Postman Our client are seeking an experience Test Engineer/Test Automation professional to preside over business-wide test activities - test automation and API testing will be in amongst the main duties of the role. We are looking for a proactive Quality Assurance professional to drive higher … software standards through shift-left testing and early requirement analysis. You will plan, design, carry out tests in alignment and conjunction with existing technical and business teams and be the champion of Quality and seamless UAT throughout the business. Key Tools Selenium, Cypress, Playwright, Postman, Azure DevOps Test Plans ...

business who requires a Senior automation test engineer to assist in a business-critical projects. This person will design, build and maintain automated testing frameworks in C# using playwright and selenium , Api testing using Restsharp and running test suites in Azure Devops . Must Have: Extensive automation … experience in C# using Playwright and Selenium C# API testing experience using RestSharp Strong experience with NUnit Experience running test suites in Azure DevOps Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built ...

looking for experienced manual Test Analysts with experience with Azure as a key part of the role as it will involve hands on testing of Azure Integration Services, particularly within cloud migration and integration projects. There is also significant API testing, so strong experience using tools such … against the current pack for systems undergoing upgrades. Hands on automation experience is highly desirable, although not essential for candidates with strong integration and API testing backgrounds. If you'd like to hear more please apply below to Sam Miller at SR2 - Socially Responsible Recruitment ...

exhaustive experience as a tester or senior tester with the following skills and experience. Must have growth mindset, good communication and a team player. API Testing & RESTful API Knowledge: Designing/executing API tests using Postman, Cypress; deep understanding of RESTful APIs (request/response, status … Test Automation Tools: Skilled in frameworks like Cypress , Gherkin, Junit; scripting in JavaScript, TypeScript, setting up and maintaining automation infrastructure. Strong understanding of software testing principles and methodologies: Includes knowledge of SDLC, STLC, Agile, and various testing types (functional, regression, integration, unit, system). Test Case Management: Proficient ...

Hybrid Technical Architect (API Automation) | Oil & Gas Industry We are seeking a seasoned Hybrid Technical Architect, to work in London 3 days a week, paying £500 to £520 per day (inside IR35) for an 11-month contract. The ideal candidate must have specialised focus on API Automation … lead our quality engineering efforts. In this role, you wont just be testing; youll be designing the blueprints for robust automation frameworks that support critical infrastructure within the Oil & Gas sector. You will bridge the gap between development and operations, ensuring our API ecosystem is scalable, secure ...

Quality Assurance Engineer Key skills : Software testing, Postman, REST API Experience : 3–7+ years Location :Telford, UK Job Type: Contract We at Coforge are seeking “ Quality Assurance Engineer (QA) ” with the following skill-set: About the Role We are looking for a skilled Quality Assurance (QA) Engineer … ensure the delivery of high‐quality software solutions through systematic testing, defect identification, and process improvement. The ideal candidate should have strong analytical skills, hands‐on experience with manual and/or automation testing, and the ability to work collaboratively in an Agile environment. Key Responsibilities Testing ...

standards, async patterns, clean architecture Frameworks – Vue/Nuxt (or React/Next.js), component-based development State management – Vuex, Pinia, or equivalent patterns API integration – REST/JSON, error handling, loading states Performance – bundle optimisation, code splitting, rendering strategies Accessibility & UX – semantic HTML, responsive design, usability best practice Testing – unit and component testing (Jest, Vitest, Testing Library, Cypress/Playwright) Version control – Git workflows, PR reviews, and collaboration Back-end Experience with some of the following, or a strong willingness to learn: Node.js – building scalable, maintainable services APIs – RESTful design (GraphQL a plus), authentication, validation, rate ...

developing tools that impact hundreds of thousands of students across the UK Work within a modern engineering environment using cloud technologies and the latest testing frameworks Collaborate with product, design, and development to build a high-quality platform that truly makes a difference Influence the quality standards … continuous improvement, and technical excellence Key Responsibilities Collaborate within an Agile squad to support development and delivery of new product features Conduct thorough exploratory testing alongside automated test execution Build, maintain, and enhance automated testing pipelines using industry-leading tools Define and validate acceptance criteria for user stories ...

Croydon based on business needs Security Clearance: SC Cleared, NPPV3 Job Description: bout the Role As a Test Lead, you will lead the testing function across a large-scale digital transformation programme. You will define test strategy, oversee delivery across multiple teams and systems, and ensure high-quality software … released consistently. This role combines hands-on technical expertise with strong leadership and stakeholder management. Key Responsibilities Lead end-to-end testing activities including planning, execution, and reporting Define and maintain test strategy, frameworks, and quality standards Oversee automated testing using JUnit, Cucumber, and Selenium Coordinate system, integration ...