1 to 25 of 42 API Testing Jobs

Senior Test Analyst (API & Integration Testing) - Contract

Hiring Organisation
Harvey Nash
Location
Milton Keynes, Buckinghamshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£350 - £400 per day
Senior Test Analyst (API & Integration Testing) - Contract Location: Milton Keynes x2-3 days per week onsite Rate: £390-£400 per day Contract: Outside IR35 The Role Our customer, a leading automotive organisation, is seeking an experienced Senior Test Analyst to support a major transformation programme involving complex system … integrations, data migration activities and API-driven applications. Working within a fast-paced delivery environment, you will play a key role in ensuring the quality, reliability and performance of business-critical systems. You will be responsible for designing and executing comprehensive test strategies, validating data migration activities and ensuring ...

Senior Automation Test Engineer - Identity & Access Management

Hiring Organisation
Som3
Location
Sheffield, South Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £600/day
looking for a highly skilled Automation Test engineer with expertise in Identity and Access management (IAM) back-end validation. Skilled in identity orchestration, API testing, data ingestion and transformation, and event-driven (Pub/Sub) architectures. This role focuses on testing secure, scalable identity and access workflows … secure service integrations that support enterprise-level cloud and Identity operations. Key Responsibilities Build and maintain an automated test framework and suites for API, event, and graph-based services (Python/PyTest). Define and execute test plans/cases/data aligned to requirements and technical specs; maintain ...

Test Analyst

Hiring Organisation
Noir
Location
United Kingdom
Test Analyst/QA Tester – Hybrid – Warwick - UK (Tech stack: SQL, Postman/Bruno, QA, Tester, Test Analyst, API Testing, Selenium, Playwright, Jira, Azure DevOps) Are you a sharp QA Tester with strong manual testing skills and experience using SQL and Postman/Bruno Our client … looking for a proactive Tester who enjoys problem-solving, exploratory testing and delivering high-quality software in a collaborative remote environment. This is a fantastic opportunity for a mid-level QA Engineer/Tester to join a growing team where quality is genuinely valued. What you’ll be doing ...

Automation Test Engineer

Hiring Organisation
INTEC SELECT LIMITED
Location
Corsham, Wiltshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 per day
delivery of a large-scale digital transformation programme. The chosen candidate must have experience in Playwright or Cypress, Kotlin and TypeScript with API testing. This is an opportunity to work within a complex enterprise environment, helping to ensure the quality, resilience, and performance of critical services that support thousands … users across the UK.Working within a multidisciplinary Agile team, you will be responsible for designing, building, and maintaining automated testing frameworks across UI, API, and end-to-end testing layers. You will work closely with developers, business analysts, and operational stakeholders to ensure robust testing coverage ...

Automation Test Engineer

Hiring Organisation
Data Careers
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
Automation Test Engineer Permanent Location: London/Home (Hybrid) Salary: £60,000 - £80,000 + benefits Skills: Integration Testing, API Testing, SQL, BDD (Gherkin/SpecFlow), Test Automation We're recruiting an Automation Test Engineer for a leading software company that develops advanced solutions for trading … frameworks Develop and execute automated tests using the Triangle Test Automation product Work closely with developers, product owners and stakeholders within scrum teams Support API and integration testing across distributed systems Contribute to CI/CD pipelines and continuous quality improvement Help shape best practice in automation strategy ...

Test Automation Engineer - up to £60,000 + Bonus - Hybrid

Hiring Organisation
Involved Solutions
Location
Ireland
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
join a high-performing technology team delivering modern enterprise applications and platforms. This is a hands-on automation role focused on building scalable testing frameworks, improving software quality and embedding automation across the full software delivery lifecycle. The role is ideally suited to an engineer who enjoys working closely … development teams to improve reliability, efficiency and release confidence across complex environments. Responsibilities for the Test Automation Engineer: Design and maintain automation strategies across API, UI and regression testing Build, enhance and support automated testing frameworks using modern tooling Integrate automated testing into CI/ ...

QA Engineer

Hiring Organisation
Ytec Development BV
Location
Groningen, Netherlands
Employment Type
Permanent
Salary
EUR Annual
role for someone who simply executes test cases. We are looking for a proactive quality professional who enjoys the craft of software testing, stays up to date with modern QA practices, and helps elevate quality across projects and teams. What you'll do As a Senior QA Engineer/… Quality Lead, you will play an important role in ensuring the quality of our software solutions while helping teams continuously improve their development and testing practices. Your responsibilities will include: Defining, improving, and maintaining QA processes across multiple projects; Designing test strategies and test plans based on project risks ...

Automation Test Engineer

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
week on site. Financial Services Lorien's leading banking client is looking for a skilled Automation Test Engineer with strong experience of with Rest API testing in Java to join our London-based team. The ideal candidate will have strong experience of working with CI/CD Environments … Rest API And Kafka Events. This role is based in London. This role will be Via Umbrella. Working in a Hybrid Model of 2 days a week on site. Experience & Ways of Working Hands-on experience with Continuous Integration and Continuous Delivery (CI/CD) environments. Experience working ...

Contract Front-End Software Tester (JavaScript|Java|Playwright|TypeScript)

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
New Works, Telford, Shropshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £475 per day
hands on contract role with strategic influence, where you'll be responsible for defining and implementing a robust and cohesive end-to-end testing strategy, working closely with engineering and product leadership in a fast-pace, environment with a start-up feel. The key challenge is bringing structure … maturity to a fragmented testing landscape, establishing a cohesive end-to-end strategy across complex, multi-channel and highly integrated systems. Challenge: The company are currently using a mixture of Playwright, System Integration Testing, UAT, functional testing, UI and API testing, but lacks some structure ...

AI Tester / AI Quality Assurance Specialist

Hiring Organisation
MARKS IT Solutions
Location
Boston, Massachusetts, United States
Employment Type
Any
Salary
USD Annual
Excel, and Google Sheets to assess model performance, identify defects, and improve AI accuracy, safety, and user experience. Key Responsibilities Conduct functional and quality testing of AI-powered applications, chatbots, and LLMs. Design and execute test cases to evaluate AI responses for accuracy, relevance, consistency, and safety. Perform prompt … engineering and prompt variation testing to identify model limitations and edge cases. Document defects, hallucinations, bias issues, and performance gaps using Jira. Validate API responses and integrations using Postman. Review and annotate datasets using Label Studio to support AI model training and evaluation. Analyze testing results ...

Test Engineer

Hiring Organisation
Stealth IT Consulting Limited
Location
United Kingdom
Employment Type
Contract
Contract Rate
£458 per day inside IR35
Provide authoritative advice on test scope, entry/exit criteria, and quality risks to delivery and product leadership. Balance pragmatism with assurance, ensuring proportionate testing within agile delivery constraints. Lead the design and evolution of automated test frameworks (UI, API, or service-level), aligned to the teams technology … value, maintainability, and risk. Integrate automated tests into CI/CD pipelines and advise teams on improving feedback cycles. Evaluate and recommend client community testing tools, frameworks, and practices to improve effectiveness and efficiency. Plan build and execute non-functional testing activities, including performance, accessibility, security, resilience ...

Test Automation Engineer - Kingston, Surrey - Hybrid - £65,000

Hiring Organisation
Ashdown Group
Location
Kingston Upon Thames, Surrey, South East, United Kingdom
Employment Type
Permanent
Salary
£65,000
quality, reliability, and performance of high-volume transaction platforms. You will work closely with developers, business analysts, and stakeholders to design and execute robust testing strategies across both manual and automated environments. This is an excellent opportunity for someone who is passionate about quality engineering, continuous improvement, and modern … test automation practices, including AI-driven testing techniques. Key Responsibilities Design, prepare, and maintain test plans, test cases, regression packs, and automated test suites. Execute functional, integration, regression, and non-functional testing across client, web-based, mobile, and API-driven applications. Perform RESTful API testing ...

Test Engineer - Automation - Kingston, Surrey - £65,000

Hiring Organisation
Ashdown Group
Location
Kingston, Fochabers, Morayshire, Scotland, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £65,000 per annum
quality, reliability, and performance of high-volume transaction platforms. You will work closely with developers, business analysts, and stakeholders to design and execute robust testing strategies across both manual and automated environments. This is an excellent opportunity for someone who is passionate about quality engineering, continuous improvement, and modern … test automation practices, including AI-driven testing techniques. Key Responsibilities Design, prepare, and maintain test plans, test cases, regression packs, and automated test suites. Execute functional, integration, regression, and non-functional testing across client, web-based, mobile, and API-driven applications. Perform RESTful API testing ...

Software Engineer in Test

Hiring Organisation
Candour
Location
Bolton, England, United Kingdom
shaping quality engineering practices. You’ll be the primary Automation Framework Developer, working closely with a Lead Test Engineer who will help define testing strategy and direction, alongside a Lead Architect supporting technical design and best practices. This role is ideal for someone who enjoys hands-on framework development … complex automation challenges, and driving quality through robust engineering standards. Key Responsibilities Design, develop, and maintain automation frameworks using C# Build scalable UI and API automation solutions from scratch Create robust automated test suites for web applications and services Work collaboratively with QA, Development, and Architecture teams Integrate automation ...

Test Lead

Hiring Organisation
Alpha Bank
Location
City of London, London, United Kingdom
effectively with cross‐functional stakeholders. What You’ll Do Define and own end‐to‐end test strategy and delivery across major transformation programmes Lead testing across digital channels, core banking upgrades, cards, payments, multi‐currency accounts, AML and financial crime systems Plan and manage SIT, integration … cases, scripts, and automation to ensure quality, coverage, and traceability Drive defect triage, root cause analysis, and timely resolution Provide hands‐on leadership across API, middleware, digital, and third‐party system testing Ensure testing validates customer journeys, operational processes, and regulatory compliance Identify testing risks early ...

QA Lead

Hiring Organisation
Sanderson Recruitment
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Contract
Contract Rate
Up to £400 per day
with a client who are currently in the midst of platform transformation programme who require a QA Lead to own the end-to-end testing of data flows/integrity from salesforce capture orchestration master data system bespoke platform. This will be a very hands-on role and will … require building frameworks from scratch in playwright using Typescript/Node.js with Cucumber with Api testing acorss orchestration layer and integration points. Playwright in Typescript or Node.js - Must have Cucumber API Testing with either Postman or Playwright Reasonable Adjustments: Respect and equality are core values ...

QA Analyst & Performance Testing

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Southampton, Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £60,000 per annum
From day one, you'll be embedded within Agile delivery teams and play a key role in shaping and executing performance and non-functional testing strategies. This is a highly hands-on role, with a strong focus on load, stress, and endurance testing, identifying bottlenecks, and working closely … with development teams to optimise system behaviour under real-world conditions. While automation forms a key part of the testing approach, this role goes beyond functional automation, requiring a clear understanding of how systems behave under pressure and how to continuously improve performance outcomes. Manual testing will still ...

Software Tester

Hiring Organisation
Rebel Recruitment Limited
Location
Nottingham, Nottinghamshire, United Kingdom
Employment Type
Permanent
Salary
£30000 - £42000/annum
backend systems. It’s complex, fast-moving, and genuinely interesting work. What you’ll actually be doing Getting hands-on with manual + automated testing across web, mobile, desktop & APIs Designing smart test scenarios (not just ticking boxes) Building & maintaining automation frameworks (Playwright/Selenium/Selenide) Working closely … things are done and helping raise the bar across the team Tech you’ll be around Playwright (TypeScript) Selenium/Selenide (Java) Postman (API testing) Git/Source control Azure DevOps (nice to have) SQL/Database testing Performance tools (JMeter or similar) What they’re looking ...

Automation Test Engineer

Hiring Organisation
SF Partners
Location
Birmingham, West Midlands (County), United Kingdom
Employment Type
Permanent
Salary
£80000 - £85000/annum great project work & progression
Birmingham. With large scale investment in technical innovation this Senior Automation Test Engineer will be joining a dynamic, autonomous QA team delivering an automated testing environment that will facilitate the organisations commitment to cutting edge innovation over the coming years. This Senior Automation Test Engineer will be joining … lead more junior testers. This Senior Automation Test Engineer based near Birmingham should have most of the following key skills: - Extensive experience writing automated testing scripts - Solid Selenium experience - Playwright experience - Strong API testing skills using postman - Proven experience testing complex applications and systems - Understanding ...

Test Engineer

Hiring Organisation
Opus Recruitment Solutions
Location
Newcastle upon Tyne, Tyne & Wear, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £350/day
ensuring the quality, reliability, and performance of modern web applications across a cutting-edge tech stack. This role requires hands-on expertise in automated testing, strong collaboration with development teams, and experience working across cloud-native environments. Key Responsibilities Design, develop, and execute automated and manual test cases … automation frameworks , particularly using Playwright (essential) Collaborate closely with developers, DevOps, and product teams to ensure quality throughout the SDLC Perform frontend and backend testing across Node.js and Spring Boot applications Validate data integrity and application performance involving MongoDB Integrate automated testing into CI/CD pipelines using ...

SC Cleared Automation Test Engineer

Hiring Organisation
Sanderson Government and Defence
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day + Inside IR35
Teste r to join a fast-paced Agile team delivering high-quality digital solutions. Key Responsibilities Design, develop and maintain automated test scripts (UI, API, integration) Build and enhance automation frameworks (Selenium, Playwright, Cypress) Identify automation opportunities from user stories and acceptance criteria Execute automated tests within CI/… testability Key Skills & Experience Strong experience with automation tools (Selenium, Playwright, Cypress, Appium) Programming skills in Java, C#, Python, or JavaScript/TypeScript API testing experience (Postman, RestAssured, Karate) Knowledge of BDD/TDD (Cucumber, SpecFlow) CI/CD tools exposure (Azure DevOps, Jenkins, GitHub Actions) Familiarity with ...

Senior Salesforce Test Engineer

Hiring Organisation
Indotronix Avani UK Ltd
Location
Swindon, Wiltshire, South West, United Kingdom
Employment Type
Contract, Work From Home
experienced Salesforce Test Engineer to ensure high-quality delivery of enterprise-level software. The role involves test planning, execution, automation, UAT, exploratory testing, and mentoring junior testers. The engineer will work closely with Salesforce developers, analysts, and cross-functional teams to improve test coverage, identify risks, and drive continuous … Agile/DevOps environments and provide demos to stakeholders. Essential Experience/Skills: Salesforce Admin 201 or equivalent Salesforce project experience. Functional and integration testing of Salesforce applications. Playwright, BDD/Cucumber, API testing (Rest Assured/Postman). Testing JavaScript/React applications. Knowledge ...

Test Lead

Hiring Organisation
Local Pensions Partnership
Location
Preston, Lancashire, North West, United Kingdom
Employment Type
Permanent
Salary
£65,000
quality. This role requires you to be both a strategic visionarydesigning the roadmapand a tactical leader, supporting project delivery. You will set the strategic testing direction required to deliver first-class member services, while remaining close to project activity to unblock delivery. You are responsible for the full testing … release. This role requires a strategic thinker who can work collaboratively and build strong internal working relationships. You will be expected to champion exceptional testing practices across LPPA, demonstrating best-in-class behaviours to achieve the desired results and acting in line with LPPAs values. A bit about ...

Software Test Engineer

Hiring Organisation
Spectrum IT Recruitment
Location
Bournemouth, Dorset, United Kingdom
Employment Type
Permanent
Salary
£40000 - £45000/annum plus hybrid working
Test & Support Specialist to join a growing technology-focused team in Bournemouth. This role is ideal for someone with a strong background in software testing, application support and problem solving who enjoys working in a collaborative and fast-paced environment. Essential Skills & Experience 2 year's commercial software … experience within a web-based environment 2 year's experience in manual application testing Experience with defect tracking and bug management processes Strong technical documentation skills with excellent written English SQL Desirable Skills Power BI API testing Automated testing Business analysis and workflow/process design ...

Test Lead

Hiring Organisation
Local Pensions Partnership
Location
Preston, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 per annum
Team during a period of significant transformation and continuous improvement.As a senior member of the team, you will act as the strategic owner of testing, defining the roadmap while also leading delivery across projects.You will:- Define and lead the testing strategy and lifecycle- Ensure all systems and products … meet quality standards prior to release- Champion best-in-class testing practices across LPPA- Build strong relationships and collaborate effectively across teams About LPPA LPPA is a multi-award-winning organisation and one of the UK’s leading pension administration providers, supporting over 1,500 employers ...