1 to 25 of 77 API Testing Jobs

Senior Quality Engineer

Hiring Organisation
Pontoon
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day Inside IR35
integration, system, regression, and end-to-end testing. Validate merchant onboarding journeys, our Accept application flows, payment processing, settlements, and terminal management capabilities. Execute testing across web, mobile (iOS & Android), API, and backend systems. Prepare detailed test plans, test scenarios, test cases, and test execution reports. Perform APItesting and integration testing across internal and third-party platforms. Support SIT, UAT, FOV (First Occurrence Validation), production releases, and post-release verification activities. Validate business-critical payment processing and settlement workflows. Perform data validation, reconciliation, and operational testing to ensure end-to-end integrity. Identify ...

Automation Engineer – Back End, Security Cleared

Location
Greater London, England, United Kingdom
framework functionality for unique team requirements Establish processes for automation and performance monitoring Contribute to Quality Engineering teams and clients in establishing automation and testing best practices Collaborate with teams to address automation challenges Coordinate efforts across teams to resolve performance test failures Support and develop team members Foster … current with industry standards and advances Work directly with public- and private-sector clients with minimal supervision Requirements Experienced Automation Test Engineer/SDET Testing background and confidence running client projects with minimal supervision Excellent communication and collaboration skills Strong analytical and troubleshooting skills In-depth understanding ...

Software Test Engineer

Hiring Organisation
Searchability
Location
Chester, Cheshire, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £42,000 per annum
Test Engineer - Deeside, near Chester Integration Testing/API Testing/Agile/Azure DevOps/Test Automation/Postman/Playwright Based just outside Chester, with free onsite parking Hybrid working - minimum 2 days a week in the office Great training, development and progression opportunities Competitive … head office just outside Chester. Due to our ongoing growth and continued success, we're looking for an ambitious Test Engineer with strong API and integration testing experience to join our technology team. This is an exciting opportunity to play a key role in assuring the quality, reliability ...

Quality Engineer - SFIA 5

Hiring Organisation
TXP Technology x People
Location
Telford, Shropshire, United Kingdom
Employment Type
Full-Time
Salary
£460.00 per day
Stack Frontend Remix React JavaScript Backend Java Spring Framework .NET Data MongoDB Oracle Tools & Integration RabbitMQ JSON Key Responsibilities Design, build and implement automated testing solutions from the ground up. Develop and execute test strategies using TDD, BDD and risk-based testing approaches. Champion shift-left testing practices and support CI/CD pipeline integration. Coach and mentor development teams on Quality Engineering best practices. Perform testing across all levels, including: Unit Testing System Testing Integration Testing Non-Functional Testing Analyse business requirements and translate them into effective test approaches. Create ...

Quality Engineer - SFIA 5

Hiring Organisation
TXP
Location
Telford, Shropshire, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
£0.00 - £460 per day
Stack Frontend Remix React JavaScript Backend Java Spring Framework .NET Data MongoDB Oracle Tools & Integration RabbitMQ JSON Key Responsibilities Design, build and implement automated testing solutions from the ground up. Develop and execute test strategies using TDD, BDD and risk-based testing approaches. Champion shift-left testing practices and support CI/CD pipeline integration. Coach and mentor development teams on Quality Engineering best practices. Perform testing across all levels, including: Unit Testing System Testing Integration Testing Non-Functional Testing Analyse business requirements and translate them into effective test approaches. Create ...

Quality Engineering (QE) Architect/Lead

Hiring Organisation
Initialize IT
Location
York, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
governing the enterprise-wide quality engineering capability across the Tech Transformation portfolio. The role enables a product-led delivery model by embedding continuous testing, automation-first, shift-left quality practices, risk-based assurance, and flow engineering principles throughout the software development life cycle. Experience & Qualifications 12+ years of experience … with cloud, APIs, enterprise integration and data platform testing. Experience supporting Agile, Product-led and DevOps delivery models. Experience implementing TDD, BDD and Continuous Testing practices. Experience within Financial Services, Insurance or highly regulated industries preferred. Key Responsibilities 1. QE Strategy, Architecture & Transformation Define and maintain the Tech Transformation ...

QA Automation Test Engineer

Hiring Organisation
Syntax Consultancy Limited
Location
West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
Test Engineer - (AWS Console, Automation Testing) Leeds (Hybrid) Permanent £70,000 - £75,000 (DOE) Senior QA Automation Engineer/SDET with AWS test environments AWS Console, Playwright or Cypress TypeScript, JavaScript, API Testing, CI/CD needed for a permanent career opportunity based in Leeds (Hybrid). … skills, experience + duties to include: Senior QA Automation Engineer/SDET with AWS test environments AWS Console essential, Playwright or Cypress TypeScript, JavaScript, API Testing, CI/CD AWS console experience is essential, experience navigating AWS and supporting automation/testing environments. AWS: Experience with ...

Senior Full Stack Developer

Hiring Organisation
Computer Futures
Location
West Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£75000 - £87000/annum
performance, resilience and long-term maintainability in mind. Architecture & Technical Leadership Lead technical design discussions and contribute to strategic architectural decisions. Define service boundaries, API contracts, integration patterns and data flows. Promote modern software architecture principles, including modular design and domain-driven approaches. Work closely with Architecture teams … long-term roadmaps. Identify technical risks and recommend appropriate mitigation strategies. Influence the future direction of digital products and engineering practices. Engineering Quality & Testing Champion a quality-first engineering culture. Define and implement testing strategies across applications and services. Promote Test-Driven Development (TDD) and automation-first approaches. ...

SC Test manager

Hiring Organisation
Experis
Location
United Kingdom
Employment Type
Contract, Work From Home
delivery across a dedicated portfolio, ensuring quality objectives are achieved throughout the software development lifecycle. This role requires strong hands-on knowledge of modern testing practices, including test automation, API testing, functional testing, and Agile delivery methodologies. The Test Manager will work closely with suppliers, delivery … teams, developers, business stakeholders, and programme leadership to ensure testing is delivered efficiently and effectively. Key Responsibilities Lead all test management activities across a dedicated project portfolio. Develop and maintain test strategies, test plans, and testing schedules. Manage end-to-end testing activities including functional, integration, system ...

SC Cleared - Test Engineer (Permanent or Contract)

Hiring Organisation
AgileSource Ltd
Location
England, United Kingdom
Inside IR35) Permanent Salary: £45,000 - £65,000 This opportunity is available on either a permanent or contract basis and would suit a proactive testing professional with a strong background in both manual and automated testing. Key Responsibilities: Develop, maintain and execute comprehensive test plans, test scenarios and test … cases. Perform functional, integration, system and regression testing across complex software solutions. Identify, document and track defects, working closely with developers and stakeholders to ensure timely resolution. Support the implementation and maintenance of test automation frameworks and automated test suites. Conduct API testing to validate system integrations ...

Automation Engineer (Back End)

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
experienced Automation Test Engineers/SDET to work on projects with our clients from both the public and private sectors. You will have a testing background and be confident using your skills to run projects directly with clients with minimal supervision. You will be a fundamental member … Initiating and establishing processes for automation and performance monitoring. Actively contributing to both our Quality Engineering teams and our clients in establishing Automation and Testing best practices for the organisation. Collaborating with various teams to address their automation challenges and coordinating efforts with diverse teams to resolve performance test ...

Automation Test Engineer / SDET

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
experienced Automation Test Engineers/SDET to work on projects with our clients from both the public and private sectors. You will have a testing background and be confident using your skills to run projects directly with clients with minimal supervision. You will be a fundamental member … Initiating and establishing processes for automation and performance monitoring. Actively contributing to both our Quality Engineering teams and our clients in establishing Automation and Testing best practices for the organisation. Collaborating with various teams to address their automation challenges and coordinating efforts with diverse teams to resolve performance test ...

QE Governance Lead

Location
Greater London, England, United Kingdom
test effectiveness, automation coverage, release confidence, and production quality Deliver quality reporting and insights to senior stakeholders, programme leadership teams, and governance forums Govern testing practices across functional, integration, end-to-end, data, AI, and non-functional testing disciplines Ensure consistent defect management, root cause analysis, quality controls … governance across a diverse technology landscape Partner with Programme Leads, Product Managers, Architects, Delivery Managers, and Quality Leadership teams Govern supplier quality performance, testing obligations, and delivery assurance activities Drive adoption of Quality Engineering standards, governance frameworks, and best practices Drive quality maturity, standardisation, and governance improvements across ...

QA Engineer - Automation

Hiring Organisation
Experis
Location
United Kingdom
Employment Type
Permanent
Salary
£180 - £220 per day
Engineer - Automation (API Testing) Location: London (100% Remote) Our Client is hiring for a reputed client. If you enjoy building reliable automation, tightening quality feedback loops and helping teams ship with confidence, this is a great opportunity to make quality part of everyday engineering. What … doing: * Design and evolve an automation approach across your product area (API, UI, contract, component and more) * Build, develop and maintain test automation frameworks and scripts * Integrate automation deeply into CI/CD pipelines, optimising parallel runs for deterministic, stable outputs * Investigate flaky tests, identify root causes, and drive ...

QA Engineer - Automation

Hiring Organisation
Experis
Location
Nationwide, United Kingdom
Employment Type
Contract
Contract Rate
£180 - £220/day
Engineer - Automation (API Testing) Location: London (100% Remote) Our Client is hiring for a reputed client. If you enjoy building reliable automation, tightening quality feedback loops and helping teams ship with confidence, this is a great opportunity to make quality part of everyday engineering. What … doing: * Design and evolve an automation approach across your product area (API, UI, contract, component and more) * Build, develop and maintain test automation frameworks and scripts * Integrate automation deeply into CI/CD pipelines, optimising parallel runs for deterministic, stable outputs * Investigate flaky tests, identify root causes, and drive ...

Lead QA Engineer

Hiring Organisation
Bright Purple Resourcing
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Permanent
software estate around modern, web-based applications. You'll take the lead on quality across a programme with real scale and real stakes, shaping testing standards, embedding best practice, and working hand-in-hand with developers, UX designers, and the product manager to make sure what gets built actually … works, for high volumes of data and at pace. If you've established QA functions before, know your way around API testing and testing strategy, and want to make a visible, lasting impact rather than just following someone else's playbook, this role is built for you. ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...