26 to 50 of 184 API Testing Jobs in the UK

Senior Test Automation Engineer

Hiring Organisation
Version 1
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 60 K
code that is structured, reusable, version-controlled, and maintainable to the same standard as production code Delivering automated test coverage across functional, cross-browser, API, integration, and acceptance testing layers, with overnight regression runs that the team can rely on Building and extending API test suites using … write and automate tests that guide development, including contributing to test-driven and behaviour-driven approaches where appropriate Performing front-end cross-browser functional testing, exploratory testing, system integration testing, and user acceptance testing as the engagement requires Accurate defect recording, monitoring, and root cause analysis ...

Senior Test Automation Engineer

Hiring Organisation
Version 1
Location
Edinburgh, Midlothian, United Kingdom
Salary
£ 60 K
code that is structured, reusable, version-controlled, and maintainable to the same standard as production code Delivering automated test coverage across functional, cross-browser, API, integration, and acceptance testing layers, with overnight regression runs that the team can rely on Building and extending API test suites using … write and automate tests that guide development, including contributing to test-driven and behaviour-driven approaches where appropriate Performing front-end cross-browser functional testing, exploratory testing, system integration testing, and user acceptance testing as the engagement requires Accurate defect recording, monitoring, and root cause analysis ...

Senior Test Automation Engineer

Hiring Organisation
Version 1
Location
Birmingham, West Midlands (County), United Kingdom
Salary
£ 60 K
code that is structured, reusable, version-controlled, and maintainable to the same standard as production code Delivering automated test coverage across functional, cross-browser, API, integration, and acceptance testing layers, with overnight regression runs that the team can rely on Building and extending API test suites using … write and automate tests that guide development, including contributing to test-driven and behaviour-driven approaches where appropriate Performing front-end cross-browser functional testing, exploratory testing, system integration testing, and user acceptance testing as the engagement requires Accurate defect recording, monitoring, and root cause analysis ...

Senior Test Automation Engineer

Hiring Organisation
Version 1
Location
Newcastle Upon Tyne, Tyne and Wear, United Kingdom
Salary
£ 60 K
code that is structured, reusable, version-controlled, and maintainable to the same standard as production code Delivering automated test coverage across functional, cross-browser, API, integration, and acceptance testing layers, with overnight regression runs that the team can rely on Building and extending API test suites using … write and automate tests that guide development, including contributing to test-driven and behaviour-driven approaches where appropriate Performing front-end cross-browser functional testing, exploratory testing, system integration testing, and user acceptance testing as the engagement requires Accurate defect recording, monitoring, and root cause analysis ...

Senior Test Engineer

Hiring Organisation
Stealth IT Consulting Limited
Location
United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£458 per day £458/day inside IR35
platform, validating data models, migrations, governance controls, APIs and integrations, and ensuring mastered property, customer and trade datasets meet requirements before deployment to user testing environments. The successful candidate will work alongside architecture colleagues and service teams to help inform and set data strategy as well as delivering hands … testing work. Primary Requirements: Experience and skills in Semarchy XDM and SDP Strong experience testing Master Data Management (MDM) solutions, ideally Semarchy Advanced SQL and data analysis skills Experience validating data migrations and data loads Integration and API testing Functional and non-functional testing Ability ...

Automation Test Engineer - up to 70,000 + Bonus + Benefits

Hiring Organisation
Involved Solutions
Location
London, United Kingdom
Salary
£ 60 K
modern test automation practices. The Automation Test Engineer will play a key role in embedding quality throughout the software development lifecycle, working across UI, API, accessibility and performance testing while supporting continuous delivery at enterprise scale. Responsibilities for the Automation Test Engineer: Design, develop and maintain scalable … API automation frameworks Build automated test suites using Java, Selenium, REST Assured and Cucumber BDD Develop and execute functional, regression, integration and end to end automated tests Perform UI automation using Selenium WebDriver and Playwright Carry out API testing using REST Assured, Postman and Swagger Conduct accessibility ...

Performance Tester

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
understand and align with Solirius Reply Values The Role: We are looking for experienced Non Functional Test Engineers with demonstrable experience in Performance Testing and Non Functional Testing to join us on a permanent basis and assist with the running of our performance testing projects. You will … involved in overall NFT as well as API testing, Front End testing and UI based performance testing on behalf of both our public and private sector clients. Those not from a performance testing background, or without demonstrable experience in performance testing, will ...

Performance Tester

Location
Greater London, England, United Kingdom
work on meaningful projects that deliver lasting impact The Role: We are looking for experienced Non Functional Test Engineers with demonstrable experience in Performance Testing and Non Functional Testing to join us on a permanent basis and assist with the running of our performance testing projects. … will be involved in overall NFT as well as API testing, Front End testing and UI based performance testing on behalf of both our public and private sector clients. Those not from a performance testing background, or without demonstrable experience in performance testing, will ...

Test Manager

Location
Greater London, England, United Kingdom
functional). The ideal candidate brings a test engineering mindset, promotes shift-left practices, drives automation adoption (including Playwright), and enhances quality through continuous testing and robust test governance. Key Responsibilities Define and own the end-to-end test strategy for Duck Creek or Guidewire upgrade programmes, aligned with … release plans, and business objectives. Lead test planning, estimation, and scheduling across distributed teams and workstreams to ensure timely delivery. Implement a risk-based testing approach; maintain a dynamic test risk register and ensure timely mitigation. Design and implement the automation strategy across UI and API layers, including ...

Performance Tester - (Security Cleared Or Previously Held SC)

Hiring Organisation
Solirius Consulting
Location
London, United Kingdom
Salary
£ 80 K
outcomes. You understand and align with Solirius Reply ValuesThe Role:We are looking for experienced Non Functional Test Engineers with demonstrable experience in Performance Testing and Non Functional Testing to join us on a permanent basis and assist with the running of our performance testing projects. … will be involved in overall NFT as well as API testing, Front End testing and UI based performance testing on behalf of both our public and private sector clients.Those not from a performance testing background, or without demonstrable experience in performance testing, will ...

Quality Engineer

Location
United Kingdom
Skills: Postgres, Cassandra, Elasticsearch, Asynchronous messaging services (e.g. Kafka, RabbitMQ etc), Cucumber/Godog or other BDD tools, Kubernetes, Docker, Rest Assured, Other REST API testing tools, Wire mock/Mountebank or other HTTP stubbing tools, Continuous integration (CI), continuous deployment (CD) and continuous testing (CT), Tools … Work Mode: Full Time Job Status: Open Follow Us On: We are looking for experienced QA professional with 5-9 years' expertise in diverse testing methodologies, automation, Agile environments, database proficiency, and CI/CD tools for efficient quality assurance as a Quality Engineer. Required: 5-9 years ...

Senior Quality Engineer with Java

Location
Greater London, England, United Kingdom
looking to make an impact at a global leader at the forefront of technological innovation? We are seeking an experienced professional to lead automation testing efforts, with a particular focus on backend and API testing, to join our dynamic team in London. About The Role … Quality Engineer, you will play a key role in enhancing our testing frameworks and processes. Your expertise in mobile automation—especially for iOS platforms—will help ensure the delivery of high-quality solutions that make a real difference worldwide. This hybrid role (office in central London) offers flexibility, combining ...

Test Engineer

Hiring Organisation
Noir
Location
Bournemouth, Dorset, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
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 ...

SAP Finance Tester

Location
Greater London, England, United Kingdom
expertise in SAP S/4HANA Finance modules and integration testing. The ideal candidate will have a solid understanding of financial processes, hands‐on testing experience in SAP environments, and the ability to work closely with cross-functional teams to ensure high-quality solution delivery. Key Responsibilities Perform functional … testing for SAP S/4HANA Finance modules, including integrations with various internal and external systems. Apply strong knowledge of financial business processes such as Financial Accounting (FI), Management Accounting (CO), Financial Planning & Analysis (FP&A), and Treasury Management. Execute end-to-end testing for implementations ...

Senior Offensive Security Engineer (Autonomous testing)

Location
City of Edinburgh, Scotland, United Kingdom
innovative thinking, curiosity, and existing deep technical expertise to help Quorum Cyber close the distance between AI speed and efficiency, and human insight. Penetration testing, API and web application testing, and red teaming are delivered the traditional way: a skilled human, a scope document, a fixed number … ... And then to help migrate into a continuously running managed service. Deliver engagements (Phase I, and shrinking over time) Lead network, web application, API, cloud, and full-scope red team engagements. Own them end to end: scoping, rules of engagement, authorisation, execution, evidence, reporting, client debrief. ...

QA Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £75,000 per annum
+ Benefits Type: Permanent Role The Role: · Join a high-growth technology business developing innovative digital financial products. · Design, build and maintain automated testing solutions across a modern microservices environment. · Work closely with Product Managers, Developers and QA colleagues to ensure high-quality software delivery. · Drive automation best practices … reduce reliance on manual testing. · Execute smoke, regression, functional and API testing activities. · Leverage AI-powered tools to improve testing efficiency and productivity. Requirements: · Proven years of experience in QA Automation Engineering. · Strong Java and/or Kotlin programming skills. · Experience with Selenium, Selenide or Playwright. · Strong ...

SDET

Hiring Organisation
The Portfolio Group
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£50000 - £70000/annum
hands-on engineer with a passion for automation, a strong belief in producing high-quality, resilient services, and an aspiration to achieve testing excellence, this could be the perfect next step in your career. This is a fantastic opportunity to join a respected, fast-growing tech community. You will … This is an office-based position in Manchester that offers a vibrant tech community environment. You will balance advanced test automation with focused exploratory testing, working in a highly collaborative environment alongside developers, product managers, and non-technical stakeholders. Day-to-Day Responsibilities Framework Development: Design, build, and maintain ...

Quality Test Engineer III

Hiring Organisation
Elsevier
Location
London, United Kingdom
Salary
£ 70 K
Quality Test Engineer IIIAre you passionate about ensuring high-quality software through robust testing and automation strategies? Do you enjoy identifying defects early and improving systems to deliver seamless, reliable user experiences About the team:The Search and AI Platform is Elsevier's agentic data platform, which powers products … looking for a Quality Engineer to join the Search and AI Platform team. This is a hands-on, automation-first role focused on API and service-level testing, with quality embedded throughout the development lifecycle rather than validated at the end. You will work closely with software engineers ...

Senior Test Engineer

Location
City of Edinburgh, Scotland, United Kingdom
collectively. We hire people who align with our core values of Passion, Excellence, Collaboration, Respect and Professionalism. Technologies and experience we value include: A testing mindset, including critical thinking, healthy scepticism and a desire to help teams improve quality A background in software engineering Experience in the application … tooling and automation in testing Consulting skills including excellent communication, collaboration, and commercial awareness Awareness of the use of AI in testing Experience and expertise in at least one testing specialism e.g. Testing of AI systems API Testing Data Engineering Testing Domain specific ...

QA Automation Lead - Web, Mobile & API Testing

Location
Cambourne, England, United Kingdom
Remotestar is seeking a Senior QA Automation Engineer to lead automated testing across web, mobile, and API platforms. You will design robust test strategies, build frameworks, and drive quality through CI/CD integration. The role requires 7+ years in QA, hands-on automation with Playwright/Selenium …/Cypress, and strong SQL/API testing, plus experience with mobile apps. Join a team focused on scalable quality and technological excellence. #J-18808-Ljbffr ...

Programme Test Lead - Banking SaaS & AI-Driven Testing

Location
Greater London, England, United Kingdom
Lead for London on a 9 month contract, working 3 days per week in the office. The role will own the end-to-end testing strategy, assurance framework, and quality governance across a SaaS banking platform, while remaining hands-on with testing and tooling. You'll bring strong … experience in banking/regulated contexts, mobile app testing, API testing, AI-enabled testing approaches, and familiarity with Salesforce and MuleSoft. #J-18808-Ljbffr ...

Principal Software Development Engineer in Test (SDET)

Hiring Organisation
Capco
Location
London, United Kingdom
Salary
£ 80 K
robust test automation frameworks across financial services projects. You'll work closely with cross-functional teams to deliver quality-first engineering solutions using modern testing tools and practices. You'll also mentor engineers, foster best practices in quality engineering, and help shape Capco's automation testing capability. … while ensuring appropriate governance, human oversight, and responsible AI practices.What You'll DoArchitect reusable, scalable test automation strategies and frameworks across web, mobile, and API platforms, applying AI-enabled engineering approaches where appropriate to improve efficiency and test coverage.Design, build, and maintain automated test suites for user interfaces, APIs ...

Automation Test Engineer

Hiring Organisation
Intec Select Ltd
Location
United Kingdom
Employment Type
Permanent
Salary
£60000 - £85000/annum
large-scale SaaS product. We are looking for an experienced Automation Test Engineer to play a key role in developing and enhancing automated testing capabilities across a modern technology environment. This role is ideal for someone who is passionate about automation, quality engineering and emerging technologies, with hands … . Role & Responsibilities: Design, develop and maintain robust automated test frameworks and test suites across web and cloud-based applications. Develop automated UI and API tests using modern frameworks such as Playwright. Work closely with developers, Product Owners and technology teams to understand requirements and define appropriate testing ...

Automation Test Engineer

Hiring Organisation
Intec Select Ltd
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 - 85,000 Annual
large-scale SaaS product. We are looking for an experienced Automation Test Engineer to play a key role in developing and enhancing automated testing capabilities across a modern technology environment. This role is ideal for someone who is passionate about automation, quality engineering and emerging technologies, with hands … . Role & Responsibilities: Design, develop and maintain robust automated test frameworks and test suites across web and cloud-based applications. Develop automated UI and API tests using modern frameworks such as Playwright. Work closely with developers, Product Owners and technology teams to understand requirements and define appropriate testing ...

Lead QA Automation with Python

Hiring Organisation
Luxoft
Location
London, United Kingdom
Salary
£ 100 K
high-frequency, and low-latency data management chain. The projects are technically challenging in an environment that is very engaging.You will join a dedicated Testing Chapter supporting the client's real-time engineering re-platforming programme - a major modernisation of the platform that distributes real-time market data. … London) to provide overall leadership, direction, and governance for test automation - ensuring automation delivery aligns with quality objectives and business priorities. Responsibilities Set project testing strategy/test plan: test environment, automation, performance, test data management, testing tools etc. Lead functional/non-functional testing and business ...