1 to 25 of 48 API Testing Jobs in the UK excluding London

Lead QA Automation Engineer, £ 55000 -68000 + benefits. Home based with one day a month in the Nottingham office. Strong Automation, API, C#, Selenium and mentoring/management skills required. Role involves both manual and automation testing. To be considered for this role you will have excellent knowledge of - C# (ability to code in C# rather than just review … C# code) API Testing Selenium Test automation People Management and technical leadership Market leading software technology company are looking for a Lead QA/Automation Engineer to join their team. Working on an industry leading SaaS product you will be working on manual and automation testing. As a hands-on lead tester you will also mentor and train … more junior QA Engineers. Skills and experience required - Very strong knowledge of C#. Very strong API testing. Very strong automation testing experience. Previous experience in a Lead QA role or proven experience of taking the lead when required. Mentoring, Coaching and training experience. Duties and responsibilities include - Work with the product owner and engineering teams to ensure features More ❯

Lead QA Automation Engineer, £ 55000 -68000 + benefits. Home based with one day a month in the Nottingham office. Strong Automation, API, C#, Selenium and mentoring/management skills required. Role involves both manual and automation testing. To be considered for this role you will have excellent knowledge of - C# (ability to code in C# rather than just review … C# code) API Testing Selenium Test automation People Management and technical leadership Market leading software technology company are looking for a Lead QA/Automation Engineer to join their team. Working on an industry leading SaaS product you will be working on manual and automation testing. As a hands-on lead tester you will also mentor and train … more junior QA Engineers. Skills and experience required - Very strong knowledge of C#. Very strong API testing. Very strong automation testing experience. Previous experience in a Lead QA role or proven experience of taking the lead when required. Mentoring, Coaching and training experience. Duties and responsibilities include - Work with the product owner and engineering teams to ensure features More ❯

We're seeking a Quality Engineer with hands-on experience in C#, Visual Studio, and the Microsoft tech stack. If you have experience testing both frontend and backend systems and enjoy driving automation and quality in a fast-paced, collaborative environment, wed love to hear from you! We are Preservica, and our active digital preservation solutions are at the … Gherkin syntax and ReqNRoll. Participate in Agile ceremonies, story reviews, and provide early feedback on testability and quality. Expand test coverage across regression and feature test suites. Perform exploratory testing during feature development. Conduct code reviews for test scripts and contribute to internal tooling. Support performance testing using Azure Load Testing, JMeter, or Locust.. Contribute to backend …/API testing and support security testing initiatives. What We Offer We are an open progressive employer that values our staff as the heart of our business. As well as a competitive salary and benefits package, we offer tangible career development opportunities and dedicated training time to support professional growth. Our benefits package includes Life Insurance, Private More ❯

their Tech team with stong experience in Java coding (OOP, SOLID). Building automation platforms and frameworks. From a technology perspective, the key skills for the role are: RESTAssured, API Testing Contract Testing - Nice to have Pact framework - Nice to have OOP Java Integration Testing SQL, RDBMS Gradle, Git Spring - Nice to have Must have SC … clearance! (NPPV3 is preferrable) Experience and Skills + A minimum of 5 years relevant experience as an SDET + Strong experience of OOP and SOLID + Unit testing with Junit + Experience and knowledge of API testing with coded framworks and Postman for debug and exploratory testing. + Strong experience with Gitlab and Git + SonarQube + … + Wiremock - Nice to have + Jira and Confluence This role will include but is not limited to: Working with the product team to define the acceptance criteria and testing DOD for each story Pairing with the developers to define and review the required tests that will address all features and functions of a product delivery at the unit More ❯

Analyst to ensure the quality of their Mobile App and Web Applications.You will be expected to design and execute test strategies across functional, regression, end-to-end, and automation testing, with a particular focus on mobile app automation. Working closely with cross-functional team, you will help drive continuous improvement in testing practices and product deliveryThis role is … three days per week. Key Responsibilities: Design, develop, and execute detailed test plans and test cases across Mobile App and Web applications. Responsible for ensuring that all assigned integration testing for Mobile App and Web applications is executed, recorded and evidence stored to allow sign off within the agreed framework to be completed. Carry out appropriate release testing tasks as scheduled. Estimate testing scope, prioritise tasks, and identify opportunities to automate manual and functional test cases. Automate repetitive test scenarios using modern testing frameworks and tools (e.g., Selenium, Katalon), creating and maintaining automated test scripts and suites in line with system updates and new product releases. Conduct API testing using tools like Postman More ❯

preparing test reports, and working closely with relevant departments and stakeholders to report defects when required. Key skills required Proven track record in software test roles doing hands-on testing Must have experience in Agile/Scrum models Strong Testing experience with API, Cross Platform Testing, Cross Browser Testing, Web, Mobile and Tablet Strong Testing Experience in Non-Functional testing Experience of working with Test Management tools like JIRA, TFS, ALM Familiar with C# .NET, HTML, SQL & Java Good Experience of working with SQL and SQL Management Studio. Excellent knowledge in Postman & SOAP UI for API Testing Must be able to work closely with the BA & development teams Strong attention to … C# .net will be an added advantage Experience working with Selenium Webdriver Previous work experience within the logistics industry ISTQB Advance level Test Analyst or equivalent certification in software Testing Benefits Full private health insurance through healthcare partner Group Life Insurance and Income Protection BUPA Dental 23 days holiday, rising to 26 days per years’ service + all UK More ❯

detail-oriented QA Engineer with strong expertise in test automation using tools like Playwright, Jest, and Cucumber. The ideal candidate has solid programming skills to develop and maintain automated testing frameworks and is proficient in API testing for RESTful and services. Experience in performance testing, database validation using SQL, and ensuring cross-browser and cross-platform … experience with Playwright, Jest, and Cucumber for end-to-end, unit, and behavior-driven testing. Programming & Scripting: Strong programming/scripting skills to build and maintain automated test frameworks. API Testing: Proficient in validating and automating RESTful APIs for functionality, performance, and security. Performance Testing: Skilled in designing and executing performance and load testing strategies to … ensure system reliability at scale. Database Testing: Solid SQL expertise for backend validation, data integrity checks, and query optimization testing. Cross-Browser & Cross-Platform: Experienced in validating compatibility across multiple browsers, devices, and operating systems. Agile Collaboration: Familiar with the Software Development Life Cycle (SDLC) and Agile methodologies, working closely with developers, product owners, and stakeholders to ensure high More ❯

detail-oriented QA Engineer with strong expertise in test automation using tools like Playwright, Jest, and Cucumber. The ideal candidate has solid programming skills to develop and maintain automated testing frameworks and is proficient in API testing for RESTful and services. Experience in performance testing, database validation using SQL, and ensuring cross-browser and cross-platform … experience with Playwright, Jest, and Cucumber for end-to-end, unit, and behavior-driven testing. Programming & Scripting: Strong programming/scripting skills to build and maintain automated test frameworks. API Testing: Proficient in validating and automating RESTful APIs for functionality, performance, and security. Performance Testing: Skilled in designing and executing performance and load testing strategies to … ensure system reliability at scale. Database Testing: Solid SQL expertise for backend validation, data integrity checks, and query optimization testing. Cross-Browser & Cross-Platform: Experienced in validating compatibility across multiple browsers, devices, and operating systems. Agile Collaboration: Familiar with the Software Development Life Cycle (SDLC) and Agile methodologies, working closely with developers, product owners, and stakeholders to ensure high More ❯

quality releases, while driving best practices in automation and quality assurance. As an Automation Test Engineer, you will: Design and execute automated test suites for functional, regression, and performance testing Work with modern testing frameworks; Playwright Carry out thorough API testing using Postman Contribute to release management with strong documentation and reporting Collaborate in a cross … functional team environment, sharing insights and driving continuous improvement What we’re looking for: Proven experience in an automation testing role Strong hands-on experience with Playwright Solid knowledge of API testing tools ISTQB Certification (or equivalent) As a Test Engineer, you will have strong communication skills and a keen eye for detail. A passion for technology More ❯

and lessons learned. Experience of working in a multi-disciplinary Agile Team understand Agile delivery principles, methodology and tool. Essential Skills: Test Engineering best practices Functional and non-functional testing Systems integration testing Security testing Performance testing Development and maintenance of automated test suites Test Infrastructure – e.g. Docker and containerisation TDD and BDD principles Micro-service … architecture and API testing principles CI/CD pipelines Java 11/17/21and Springboot framework Testing frameworks such as Cucumber, REST assured, Wiremock More ❯

test phases (using test automation) of one or more release-based projects. You will be involved in projects that are varied and challenging and require sound software and system testing skills. You will be driving quality deliverables through automation including tools, process, measurement, environment and data. You will be contributing to the elaboration of user stories in order to … achieve viable, testable products with clearly defined acceptance criteria. You will identify opportunities to adopt innovative testing technologies and techniques as part of a focus on continuous improvement. Ideal candidates will have strong competence in: Java or JVM languages such as Scala, Groovy etc Software Developer - Java/JEE/Java Frameworks Expertise in test automation tools and frameworks … UI testing - Selenium or any equivalent front-end browser based testing framework API testing - web services/RESTful (using RestAssured or similar) Gherkin based BDD framework (such as Cucumber) Understanding of the benefits and differences between UI/API/Integration and Unit testing The following testing approaches: Exploratory, Automated, Performance, Usability, Accessibility More ❯

test phases (using test automation) of one or more release-based projects. You will be involved in projects that are varied and challenging and require sound software and system testing skills. You will be driving quality deliverables through automation including tools, process, measurement, environment and data. You will be contributing to the elaboration of user stories in order to … achieve viable, testable products with clearly defined acceptance criteria. You will identify opportunities to adopt innovative testing technologies and techniques as part of a focus on continuous improvement. Ideal candidates will have strong competence in: Java or JVM languages such as Scala, Groovy etc Software Developer - Java/JEE/Java Frameworks Expertise in test automation tools and frameworks … UI testing - Selenium or any equivalent front-end browser based testing framework API testing - web services/RESTful (using RestAssured or similar) Gherkin based BDD framework (such as Cucumber) Understanding of the benefits and differences between UI/API/Integration and Unit testing The following testing approaches: Exploratory, Automated, Performance, Usability, Accessibility More ❯

leading banking client are looking for a Quality Engineer to join their team on an initial 6-month contract. Key skills/knowledge required: Strong proficiency in Python-based testing frameworks (e.g., Behave, PyTest, unittest) Experience in automated testing of data pipelines and ETL processes Experience with data validation frameworks and testing data transformations across Snowflake and … AWS environments Knowledge of API testing tools and frameworks (Postman, REST Assured, or similar) Hands-on experience testing OMS platform integrations (Aladdin, Murex, Charles River) and validating trade lifecycle data flows Experience integrating automated tests into CI/CD pipelines for continuous delivery Hands-on experience validating data accuracy and integrity across multiple systems Experience working embedded … departments Strong problem-solving skills with ability to design effective test strategies for complex data workflows Ability to work collaboratively with engineers, delivery roles, and business stakeholders Knowledge of testing methodologies for data pipelines, APIs, and integrations Knowledge of data quality testing patterns and anomaly detection in capital markets data Understanding of compliance and audit requirements in regulated More ❯

+ benefits Join a leading energy company as they revolutionise their Microsoft Dynamics 365 and Azure landscape. You'll be at the heart of agile delivery teams, ensuring robust testing from concept to production. What's in it for you: Up to £48,000 DOE + benefits including life assurance, enhanced parental leave, birthday off, and retail rewards platform … opportunities UK-based role with flexible working arrangements Your Focus: Build and maintain automated test frameworks, collaborate with cross-functional teams, validate complex system changes, support performance and regression testing, integrate testing into DevOps pipelines. What they need: Strong automation testing experience in enterprise environments Microsoft Dynamics 365 testing expertise (Field Service, Customer Insights) Azure technologies … and API testing experience Azure DevOps and CI/CD pipeline knowledge .NET application and integration testing skills Strong automation mindset with frameworks like Playwright/Selenium Must be UK-based for this hybrid role Bonus points for: TypeScript/Python/Java skills, Power Platform experience, SQL Server knowledge, energy sector background This is your chance More ❯

an enthusiastic Cyber Security Consultant to join our team. Working alongside our experienced team of specialists, you'll deliver offensive security services including digital footprint reconnaissance, social engineering, penetration testing, vulnerability assessments, and more to high-profile clients across all industries. The purpose of this role is to deliver offensive security services such as digital footprint reconnaissance, social engineering … vulnerability assessments, penetration testing, threat modeling, cyber-attack simulation exercises, and more. You'll benefit from ongoing coaching, career mentoring, and support through our career pathway. You will have opportunities to develop market-leading skills across different capabilities and advance your professional development. You will make an impact by: Supporting technical scoping activities for client assignments. Delivering fieldwork and … inefficiencies and are passionate about improvement, this role is perfect for you! Our ideal candidate has: Experience in offensive security and penetration testing. Experience in infrastructure and web application testing; API testing experience is desirable. Proficiency with tools like Kali Linux, Burp Suite, Nessus, and other industry-standard tools. Industry-recognized certifications such as CompTIA PenTest+, CREST More ❯

career progression? Join a leading energy organisation as they revolutionise their Microsoft Dynamics 365 and Azure landscape. You'll be at the heart of agile delivery teams, ensuring robust testing from concept to production. What's in it for you: Up to £46,000 DOE + benefits including life assurance, enhanced parental leave, birthday off, and retail rewards platform … on business-critical systems Strong career progression opportunities Your Focus: Build and maintain automated test frameworks, collaborate with cross-functional teams, validate complex system changes, support performance and regression testing, integrate testing into DevOps pipelines. What they need: Strong SDET/QA experience in enterprise environments Microsoft Dynamics 365 testing expertise (Field Service, Customer Insights) Azure technologies … and API testing experience Azure DevOps and CI/CD pipeline knowledge .NET application and integration testing skills Strong automation mindset with frameworks like Playwright/Selenium Bonus points for: TypeScript/Python/Java skills, Power Platform experience, SQL Server knowledge, energy sector background This is your chance to join a forward-thinking business shaping the 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 ❯

continuous improvement. Key Responsibilities: Design, develop, and maintain automated test suites using Java , Cucumber , and Spring Build and enhance CI/CD pipelines to support continuous integration and automated testing Work collaboratively within multidisciplinary Agile teams to ensure high-quality software delivery Identify, document, and track defects, ensuring effective communication and timely resolution Perform integration, API, and regression … testing to validate functionality and performance Contribute to the improvement of testing practices, frameworks, and processes across projects Essential Skills and Experience: Proven experience in test automation within Agile or DevOps delivery environments Strong programming skills in Java and experience with BDD frameworks such as Cucumber Understanding of Spring frameworks and AWS environments Experience with CI/CD … tools such as Jenkins , GitLab CI , or similar Good knowledge of API testing (e.g., REST Assured, Postman) Familiarity with version control systems (e.g., Git) Strong analytical and problem-solving abilities with attention to detail Excellent communication and collaboration skills More ❯

Test Automation Developer/Engineer (Python API Automation) Cambridge to £50k Do you have Python coding skills combined with Test Automation experience? You could be joining a market leading tech company that's remote access product is used by hundreds of millions of users worldwide, working on a modern tech stack, continually learning and progressing your career in a … features to drive them. You will also investigate test failures, analyse and verify bug fixes and review code developed by other Test Engineers. Initially you'll focus on backend testing however, there's a variety of project based work to get involved with including cloud based web technologies, backend APIs and desktop/mobile applications, using Python to code. … in the Cambridge office twice a month but can work from home most of the time. About You: You have Python coding skills and Test Automation experience You have API testing experience You have excellent written and verbal communication skills, are able to produce clear and concise bug reports and communicate with stakeholders You have the aptitude and More ❯

Developer with Perl, JavaScript, API, Oracle, and Unit Testing/Integration Testing experience. 6 month initial contract. Remote (UK Based) £675/day (inside IR35) Our client is looking for a Developer with experience around Perl Scripting, JavaScript, APIs, Version Control (Git) Oracle and testing for an initial 6 month contract. You'd be working from More ❯

robust, secure, and ethical AI services at scale. Youll be a part of a Scrum team and work closely with developers and architects to design effective validation strategies, automated testing frameworks, and AI-specific evaluation tools - with a builder mindset - rapid prototyping and continuous improvement with agility of a start-up Key Responsibilities: ? Perform functional, performance, and security testing … AI & Cloud Expertise ? Familiarity with LLM evaluation techniques, output scoring, and validation frameworks. ? Understanding of key concepts such as prompt engineering, RAG , model orchestration, and hallucination detection. ? Experience in testing for accuracy, relevance, and consistency of AI model predictions/generations ? Defining Performance Metrics for AI services and testing for the same ? Awareness of AI safety, bias detection … e.g., NIST AI RMF, EU AI Act). ? Strong belief in ethical AI practices, transparency, and end-user trust. Core Skills and Qualifications: ? 12+ years of experience in software testing, QA, or validation roles for cloudnative applications using Microsoft and .NET technologies. ? Proficient in designing automated testing frameworks ? Hands-on experience with Azure DevOps, CI/CD pipelines More ❯

platforms: a trade execution system and a risk management platform. Role and Responsibilities: Design, develop, and maintain automated end-to-end tests using Cypress and Playwright. Create and maintain API test suites (REST & WebSocket) to ensure backend reliability and performance. Integrate automated tests into CI/CD pipelines (Azure DevOps) to deliver rapid, reliable feedback on deployments. Collaborate closely … with development and product teams to define test strategies and coverage. Conduct manual and exploratory testing where automation is not yet implemented. Identify gaps in existing QA processes and introduce improvements to strengthen overall test quality. Champion a culture of quality and testing excellence across the team. Essential Skills and Experience: Proven experience in test automation using Cypress … or Playwright. Strong knowledge of API testing (REST, WebSocket). Proficiency in JavaScript/TypeScript. Experience integrating tests within CI/CD pipelines (Azure DevOps, GitHub Actions, or Jenkins). Manual and exploratory testing experience. Background in Agile/Scrum delivery environments. Previous experience in financial services, fintech, or trading systems. Desirable Skills: Working knowledge of SQL More ❯

and executing test plans and test cases for software solutions, reviewing and documenting test results, and developing and maintaining automated test scripts. You will be responsible end to end testing of applications, investigating issues, reporting and tracking bugs, testing backend for message queues, whilst also providing REST API automated test. Type: 5 Month Contract Day Rate: Market … Rates (Outside IR35) Location: Manchester/Hybrid Start: ASAP Skills Previous Software Testing experience in Java and React Experience testing in cloud-based environments including, deployments and configuration of CI/CD pipelines for test runs. Experiences with Grafana, RabitMQ or Apache Kafka, API testing, Kubernetes and SQL databases. Please apply now to be considered for More ❯

and executing test plans and test cases for software solutions, reviewing and documenting test results, and developing and maintaining automated test scripts. You will be responsible end to end testing of applications, investigating issues, reporting and tracking bugs, testing backend for message queues, whilst also providing REST API automated test. Type: 5 Month Contract Day Rate: Market … Rates (Outside IR35) Location: Manchester/Hybrid Start: ASAP Skills Previous Software Testing experience in Java and React Experience testing in cloud-based environments including, deployments and configuration of CI/CD pipelines for test runs. Experiences with Grafana, RabitMQ or Apache Kafka, API testing, Kubernetes and SQL databases. Please apply now to be considered for More ❯

complex applications Build automation tools and enhance framework capabilities to meet evolving project requirements Implement and maintain automation and performance monitoring processes Contribute to the definition of automation and testing best practices across teams Collaborate closely with developers, QA specialists, and delivery teams to ensure effective automation coverage Support performance test investigations and coordinate resolution efforts across teams Key … understanding of QA processes and the software development lifecycle Proven experience designing and implementing automation frameworks from scratch Proficiency in Java and JavaScript (3+ years) Hands-on experience with API testing tools such as RestAssured or SoapUI Experience implementing contract testing solutions (e.g., PACT) Familiarity with CI/CD tools such as Jenkins, GitLab CI, or similar … Experience testing microservices and containerised applications (e.g., Docker, Kubernetes) Working knowledge of cloud environments (AWS or Azure) Understanding of accessibility testing standards Experience using tools such as Jira and Confluence for documentation and test management More ❯