API Testing Jobs in England

201 to 225 of 435 API Testing Jobs in England

Linux System Administrator

Greater Sheffield Area, United Kingdom
Cognizant
knowledge of VMware, VirtualBox, or other virtualization technologies including hypervisor-level configurations. Networking Knowledge: Solid understanding of networking fundamentals, especially TCP/IP protocols, port management, and firewall configurations. API Development & Testing: Experience in developing REST APIs and performing integration using tools such as MuleSoft or Postman. Configuration Management: Capable of developing and integrating Ansible playbooks for automated More ❯
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Linux System Administrator

handsworth, yorkshire and the humber, united kingdom
Cognizant
knowledge of VMware, VirtualBox, or other virtualization technologies including hypervisor-level configurations. Networking Knowledge: Solid understanding of networking fundamentals, especially TCP/IP protocols, port management, and firewall configurations. API Development & Testing: Experience in developing REST APIs and performing integration using tools such as MuleSoft or Postman. Configuration Management: Capable of developing and integrating Ansible playbooks for automated More ❯
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Senior Infrastructure Engineer

London, England, United Kingdom
Lloyds Banking Group
containerised application deployment into Kubernetes, preferably in GCP using Helm charts Extensive experience with Blue Prism/UiPath/Autoamtion Anywhere and related RPA technologies(eg. CTWO) Familiarity with API testing tools such as Bruno, Postman or SoapUI. Understanding of version control systems and CI/CD pipelines. Knowledge of SQL database scripting. Ability to design and implement More ❯
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Linux Engineer

London, England, United Kingdom
Cognizant Technology Solutions
knowledge of VMware, VirtualBox, or other virtualization technologies including hypervisor-level configurations. Networking Knowledge: Solid understanding of networking fundamentals, especially TCP/IP protocols, port management, and firewall configurations. API Development & Testing: Experience in developing REST APIs and performing integration using tools such as MuleSoft or Postman. Configuration Management: Capable of developing and integrating Ansible playbooks for automated More ❯
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Quality Assurance Tester

City of London, London, United Kingdom
Understanding Recruitment
SDET to join their team. πŸ”§ Key Responsibilities: Lead and manage a small team of SDETs, including recruitment and onboarding Mentor junior and senior SDETs to grow their technical and testing capabilities Drive test automation strategies and team planning for complex software systems Collaborate cross-functionally to document and maintain scalable automation frameworks Advocate Agile best practices throughout the development … lifecycle Provide training sessions on automation tools, frameworks, and testing methodologies πŸ’» Technical Requirements: Strong coding skills in Java Hands-on experience with: Selenium WebDriver for UI automation JMeter for performance testing RESTful APIs testing Agile/Scrum methodologies βœ… What You Bring: Proven experience leading/managing small technical teams Strong background in automation testing and test More ❯
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Quality Assurance Tester

London Area, United Kingdom
Understanding Recruitment
SDET to join their team. πŸ”§ Key Responsibilities: Lead and manage a small team of SDETs, including recruitment and onboarding Mentor junior and senior SDETs to grow their technical and testing capabilities Drive test automation strategies and team planning for complex software systems Collaborate cross-functionally to document and maintain scalable automation frameworks Advocate Agile best practices throughout the development … lifecycle Provide training sessions on automation tools, frameworks, and testing methodologies πŸ’» Technical Requirements: Strong coding skills in Java Hands-on experience with: Selenium WebDriver for UI automation JMeter for performance testing RESTful APIs testing Agile/Scrum methodologies βœ… What You Bring: Proven experience leading/managing small technical teams Strong background in automation testing and test More ❯
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Quality Assurance Tester

South East London, England, United Kingdom
Understanding Recruitment
SDET to join their team. Key Responsibilities: Lead and manage a small team of SDETs, including recruitment and onboarding Mentor junior and senior SDETs to grow their technical and testing capabilities Drive test automation strategies and team planning for complex software systems Collaborate cross-functionally to document and maintain scalable automation frameworks Advocate Agile best practices throughout the development … lifecycle Provide training sessions on automation tools, frameworks, and testing methodologies Technical Requirements: Strong coding skills in Java Hands-on experience with: Selenium WebDriver for UI automation JMeter for performance testing RESTful APIs testing Agile/Scrum methodologies βœ… What You Bring: Proven experience leading/managing small technical teams Strong background in automation testing and test More ❯
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Quality Assurance Tester

london, south east england, united kingdom
Understanding Recruitment
SDET to join their team. πŸ”§ Key Responsibilities: Lead and manage a small team of SDETs, including recruitment and onboarding Mentor junior and senior SDETs to grow their technical and testing capabilities Drive test automation strategies and team planning for complex software systems Collaborate cross-functionally to document and maintain scalable automation frameworks Advocate Agile best practices throughout the development … lifecycle Provide training sessions on automation tools, frameworks, and testing methodologies πŸ’» Technical Requirements: Strong coding skills in Java Hands-on experience with: Selenium WebDriver for UI automation JMeter for performance testing RESTful APIs testing Agile/Scrum methodologies βœ… What You Bring: Proven experience leading/managing small technical teams Strong background in automation testing and test More ❯
Posted:

Quality Assurance Tester

slough, south east england, united kingdom
Understanding Recruitment
SDET to join their team. πŸ”§ Key Responsibilities: Lead and manage a small team of SDETs, including recruitment and onboarding Mentor junior and senior SDETs to grow their technical and testing capabilities Drive test automation strategies and team planning for complex software systems Collaborate cross-functionally to document and maintain scalable automation frameworks Advocate Agile best practices throughout the development … lifecycle Provide training sessions on automation tools, frameworks, and testing methodologies πŸ’» Technical Requirements: Strong coding skills in Java Hands-on experience with: Selenium WebDriver for UI automation JMeter for performance testing RESTful APIs testing Agile/Scrum methodologies βœ… What You Bring: Proven experience leading/managing small technical teams Strong background in automation testing and test More ❯
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Quality Assurance Tester

london (city of london), south east england, united kingdom
Understanding Recruitment
SDET to join their team. πŸ”§ Key Responsibilities: Lead and manage a small team of SDETs, including recruitment and onboarding Mentor junior and senior SDETs to grow their technical and testing capabilities Drive test automation strategies and team planning for complex software systems Collaborate cross-functionally to document and maintain scalable automation frameworks Advocate Agile best practices throughout the development … lifecycle Provide training sessions on automation tools, frameworks, and testing methodologies πŸ’» Technical Requirements: Strong coding skills in Java Hands-on experience with: Selenium WebDriver for UI automation JMeter for performance testing RESTful APIs testing Agile/Scrum methodologies βœ… What You Bring: Proven experience leading/managing small technical teams Strong background in automation testing and test More ❯
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Lead QA Engineer C# Postman API SQL

mansfield, midlands, united kingdom
Hybrid / WFH Options
Client Server
Lead QA Engineer (C# Postman API SQL) WFH to Β£65k Do you have experience of testing complex C# backend systems combined with technical leadership skills? You could be progressing your career as a Lead QA Engineer, at a scaling tech company. As a Lead QA Engineer you will join an Agile tribe, responsible for complex billing systems. You … Agile ceremonies working in 2 week Sprints, across the full development lifecycle and collaborating with software engineers to guide and influence them to achieve increased levels of quality and testing best practice. WFH Policy: You can work from home on a fulltime basis but must be UK based and happy to meet up with colleagues once a quarter. About … you: You have strong QA testing experience on complex backend systems, both manual and automation You have strong API testing experience, ideally with Postman You have experience of providing technical leadership for test automation You have a good understanding of C#, with basic coding skills and experience of testing backend systems You have experience of working More ❯
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Lead QA Engineer C# Postman API SQL

derby, midlands, united kingdom
Hybrid / WFH Options
Client Server
Lead QA Engineer (C# Postman API SQL) WFH to Β£65k Do you have experience of testing complex C# backend systems combined with technical leadership skills? You could be progressing your career as a Lead QA Engineer, at a scaling tech company. As a Lead QA Engineer you will join an Agile tribe, responsible for complex billing systems. You … Agile ceremonies working in 2 week Sprints, across the full development lifecycle and collaborating with software engineers to guide and influence them to achieve increased levels of quality and testing best practice. WFH Policy: You can work from home on a fulltime basis but must be UK based and happy to meet up with colleagues once a quarter. About … you: You have strong QA testing experience on complex backend systems, both manual and automation You have strong API testing experience, ideally with Postman You have experience of providing technical leadership for test automation You have a good understanding of C#, with basic coding skills and experience of testing backend systems You have experience of working More ❯
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Lead QA Engineer C# Postman API SQL

Nottingham, Nottinghamshire, East Midlands, United Kingdom
Hybrid / WFH Options
Client Server
Lead QA Engineer (C# Postman API SQL) WFH to Β£65k Do you have experience of testing complex C# backend systems combined with technical leadership skills? You could be progressing your career as a Lead QA Engineer, at a scaling tech company. As a Lead QA Engineer you will join an Agile tribe, responsible for complex billing systems. You … Agile ceremonies working in 2 week Sprints, across the full development lifecycle and collaborating with software engineers to guide and influence them to achieve increased levels of quality and testing best practice. WFH Policy: You can work from home on a fulltime basis but must be UK based and happy to meet up with colleagues once a quarter. About … you: You have strong QA testing experience on complex backend systems, both manual and automation You have strong API testing experience, ideally with Postman You have experience of providing technical leadership for test automation You have a good understanding of C#, with basic coding skills and experience of testing backend systems You have experience of working More ❯
Employment Type: Permanent, Work From Home
Salary: £65,000
Posted:

Technical Business Analyst (API)

London, England, United Kingdom
Aqovia
Social network you want to login/join with: Technical Business Analyst (API), London col-narrow-left Client: Aqovia Location: London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: 0e98858c0589 Job Views: 32 Posted: 18.06.2025 Expiry Date: 02.08.2025 col-wide Job Description: Aqovia is an international Artificial Intelligence (AI) and digital … fast-paced development teams for our own products and/or client projects. As a Technical Business Analyst you will be working on our consulting projects, primarily designing RESTful API services. Here's what you'll do: Capture and curate business requirements and system documentation in JIRA/Confluence as , user stories, API design, API enhancements Write … estimate-able user stories, in JIRA, for developers including acceptance criteria Design RESTful web APIs for new and existing products in an API first context, in accordance with strategic guidance provided by the technical architect. Collaborate with engineering team members and business stakeholders to: Design RESTful web APIs Design Data Models Design event-driven processes in a distributed systems More ❯
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Performance Tester

London Area, United Kingdom
psd group
basis for an initial 6 months, with a potential to extend further. About the Role Working within the Borders business unit, The ideal candidate will have experience in performance testing of UI, APIs, and messaging systems, with strong hands-on expertise in LoadRunner Suite, Azure/Jenkins pipelines, and Postman. This role will focus on ensuring the performance, scalability … applications. Key Duties: β€’ Design and execute performance test plans for UI, APIs, and messaging systems β€’ Use LoadRunner Suite and other tools to simulate load and analyse performance β€’ Run performance testing pipelines using Azure DevOps or Jenkins β€’ Use Postman for API validation as part of performance testing flows β€’ Identify bottlenecks and diagnose performance issues in complex systems β€’ Collaborate … analysis and improvement suggestions What we are looking for Required Skills and Experience: β€’ Strong experience with LoadRunner Suite β€’ Proficiency with Azure DevOps or Jenkins pipelines β€’ Experience using Postman for API testing β€’ Solid understanding of performance testing across UI, APIs, and messaging systems β€’ Hands-on experience with Single Page Applications (Angular) β€’ Skilled in performance issue diagnosis and troubleshooting More ❯
Posted:

Performance Tester

City of London, London, United Kingdom
psd group
basis for an initial 6 months, with a potential to extend further. About the Role Working within the Borders business unit, The ideal candidate will have experience in performance testing of UI, APIs, and messaging systems, with strong hands-on expertise in LoadRunner Suite, Azure/Jenkins pipelines, and Postman. This role will focus on ensuring the performance, scalability … applications. Key Duties: β€’ Design and execute performance test plans for UI, APIs, and messaging systems β€’ Use LoadRunner Suite and other tools to simulate load and analyse performance β€’ Run performance testing pipelines using Azure DevOps or Jenkins β€’ Use Postman for API validation as part of performance testing flows β€’ Identify bottlenecks and diagnose performance issues in complex systems β€’ Collaborate … analysis and improvement suggestions What we are looking for Required Skills and Experience: β€’ Strong experience with LoadRunner Suite β€’ Proficiency with Azure DevOps or Jenkins pipelines β€’ Experience using Postman for API testing β€’ Solid understanding of performance testing across UI, APIs, and messaging systems β€’ Hands-on experience with Single Page Applications (Angular) β€’ Skilled in performance issue diagnosis and troubleshooting More ❯
Posted:

Performance Tester

South East London, England, United Kingdom
psd group
basis for an initial 6 months, with a potential to extend further. About the Role Working within the Borders business unit, The ideal candidate will have experience in performance testing of UI, APIs, and messaging systems, with strong hands-on expertise in LoadRunner Suite, Azure/Jenkins pipelines, and Postman. This role will focus on ensuring the performance, scalability … applications. Key Duties: β€’ Design and execute performance test plans for UI, APIs, and messaging systems β€’ Use LoadRunner Suite and other tools to simulate load and analyse performance β€’ Run performance testing pipelines using Azure DevOps or Jenkins β€’ Use Postman for API validation as part of performance testing flows β€’ Identify bottlenecks and diagnose performance issues in complex systems β€’ Collaborate … analysis and improvement suggestions What we are looking for Required Skills and Experience: β€’ Strong experience with LoadRunner Suite β€’ Proficiency with Azure DevOps or Jenkins pipelines β€’ Experience using Postman for API testing β€’ Solid understanding of performance testing across UI, APIs, and messaging systems β€’ Hands-on experience with Single Page Applications (Angular) β€’ Skilled in performance issue diagnosis and troubleshooting More ❯
Posted:

Performance Tester

london, south east england, united kingdom
psd group
basis for an initial 6 months, with a potential to extend further. About the Role Working within the Borders business unit, The ideal candidate will have experience in performance testing of UI, APIs, and messaging systems, with strong hands-on expertise in LoadRunner Suite, Azure/Jenkins pipelines, and Postman. This role will focus on ensuring the performance, scalability … applications. Key Duties: β€’ Design and execute performance test plans for UI, APIs, and messaging systems β€’ Use LoadRunner Suite and other tools to simulate load and analyse performance β€’ Run performance testing pipelines using Azure DevOps or Jenkins β€’ Use Postman for API validation as part of performance testing flows β€’ Identify bottlenecks and diagnose performance issues in complex systems β€’ Collaborate … analysis and improvement suggestions What we are looking for Required Skills and Experience: β€’ Strong experience with LoadRunner Suite β€’ Proficiency with Azure DevOps or Jenkins pipelines β€’ Experience using Postman for API testing β€’ Solid understanding of performance testing across UI, APIs, and messaging systems β€’ Hands-on experience with Single Page Applications (Angular) β€’ Skilled in performance issue diagnosis and troubleshooting More ❯
Posted:

Performance Tester

slough, south east england, united kingdom
psd group
basis for an initial 6 months, with a potential to extend further. About the Role Working within the Borders business unit, The ideal candidate will have experience in performance testing of UI, APIs, and messaging systems, with strong hands-on expertise in LoadRunner Suite, Azure/Jenkins pipelines, and Postman. This role will focus on ensuring the performance, scalability … applications. Key Duties: β€’ Design and execute performance test plans for UI, APIs, and messaging systems β€’ Use LoadRunner Suite and other tools to simulate load and analyse performance β€’ Run performance testing pipelines using Azure DevOps or Jenkins β€’ Use Postman for API validation as part of performance testing flows β€’ Identify bottlenecks and diagnose performance issues in complex systems β€’ Collaborate … analysis and improvement suggestions What we are looking for Required Skills and Experience: β€’ Strong experience with LoadRunner Suite β€’ Proficiency with Azure DevOps or Jenkins pipelines β€’ Experience using Postman for API testing β€’ Solid understanding of performance testing across UI, APIs, and messaging systems β€’ Hands-on experience with Single Page Applications (Angular) β€’ Skilled in performance issue diagnosis and troubleshooting More ❯
Posted:

Performance Tester

london (city of london), south east england, united kingdom
psd group
basis for an initial 6 months, with a potential to extend further. About the Role Working within the Borders business unit, The ideal candidate will have experience in performance testing of UI, APIs, and messaging systems, with strong hands-on expertise in LoadRunner Suite, Azure/Jenkins pipelines, and Postman. This role will focus on ensuring the performance, scalability … applications. Key Duties: β€’ Design and execute performance test plans for UI, APIs, and messaging systems β€’ Use LoadRunner Suite and other tools to simulate load and analyse performance β€’ Run performance testing pipelines using Azure DevOps or Jenkins β€’ Use Postman for API validation as part of performance testing flows β€’ Identify bottlenecks and diagnose performance issues in complex systems β€’ Collaborate … analysis and improvement suggestions What we are looking for Required Skills and Experience: β€’ Strong experience with LoadRunner Suite β€’ Proficiency with Azure DevOps or Jenkins pipelines β€’ Experience using Postman for API testing β€’ Solid understanding of performance testing across UI, APIs, and messaging systems β€’ Hands-on experience with Single Page Applications (Angular) β€’ Skilled in performance issue diagnosis and troubleshooting More ❯
Posted:

Software Test Engineer

Bromley, England, United Kingdom
Ampstek
Direct message the job poster from Ampstek Interested in professional growth? Let's connect! RESPONSIBILITIES: Understand iPipeline processes and procedures used within Testing Develop and maintain an understanding of the functionality of SSG Create and execute test scripts appropriate to the methodology used in the project Record defects in the appropriate defect tracking software Participate in UAT, System Testing, Smoke Testing, Performance Testing, Integration Testing, Interface Testing and Regression Testing Support out of hours testing when required Create, execute and maintain automated tests Review test cases and scripts created by other members of the team Keep abreast of testing techniques and methodologies Skills: At least 3-4 years’ experience of Investment … Ability to build constructive working relationships with colleagues and other teams within iPipeline Ability to self-manage time and workload Excellent verbal and written communication skills Proven structured IT testing experience Hands-on with automated testing tools and techniques Basic understanding on SQLs Basic knowledge regarding API Testing Good understanding of Life and Pensions (New Business More ❯
Posted:

Quality Engineer

Telford, Shropshire, West Midlands, United Kingdom
Hybrid / WFH Options
SF Recruitment (Tech)
re working with a large-scale businesses sector programme, helping to grow a collaborative, engineering-led team at the forefront of digital transformation. If you're passionate about modern testing practices, automation, and working in fast-moving multidisciplinary teams - this is the role for you. What You'll Do: Be part of a collaborative Agile delivery team, working alongside … BAs, and product stakeholders. Own the quality assurance process - from understanding requirements through to delivery. Build and maintain automated test frameworks using modern BDD approaches (Cucumber, Gherkin). Conduct API testing, functional and non-functional testing, and support 3rd-party QA integration. Ensure test coverage across all stages of the SDLC in a Java-based, cloud-hosted … environment. What We're Looking For: 5+ years' experience in testing or quality engineering roles. Hands-on expertise with: Test automation tools (e.g., Cucumber, JUnit) API testing (Postman or similar) Version control systems (e.g., Git) Strong understanding of Agile delivery and test-first principles. Ability to write and implement BDD scenarios (Gherkin) and collaborate with developers on More ❯
Employment Type: Permanent, Work From Home
Salary: £65,000
Posted:

Senior Test Analyst

London, United Kingdom
Identity E2E Ltd
Senior Test Analyst Department: QAT Testing Employment Type: Permanent Location: London Compensation: Β£64,000/year Description Role: Senior Test Analyst Salary: Β£64,000 Working Structure: Hybrid (Mostly from home/Croydon) Clearance: SC Active/Eligible We are seeking a highly skilled and experienced Senior Test Analyst to join our dynamic team. This role is crucial for ensuring … working with cloud environments. Exceptional communication and collaboration skills are essential to facilitate effective teamwork and achieve project goals. Key Responsibilities Support the planning, design, and execution of functional testing to support software and system development, with a strong focus on cloud-based services. Input into testing timelines, and communicate testing progress and results effectively to both … technical and non-technical stakeholders. Undertake audits of third-party suppliers testing to ensure quality and exercise definition of done as SIT quality gate. Lead the analysis on complex testing issues , including cross systems issues. Develop and maintain detailed integration test plans and scenarios for complex software applications involving multiple systems, including cloud platforms. Conduct UI, API More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Test Engineer

London, England, United Kingdom
Synergy Solutions International Limited
Apply for this position Quality management tools (Micro Focus Quality Center, TestDirector, Test Manager, TestLink, SpiraTest, TestRail, HP-ALM (QC)) to organize and manage all phases of the software testing process including planning, running tests, and tracking defects, generating and storing test reports, and interlinking them with the release requirements; Defect tracking tools (BugZilla, Mantis) to track the defects … to the dev team; MS Excel or Test Studio to write large sets of test cases and later import them into TMTs; SQL clients to connect to the database; API testing tools (Postman, SoapUI,) for automated checks. They offer predefined snippets to automate API testing without the need to write code to test the API; Responsibilities Β· Analyse requirements and prepare a query list. If requirements are incomplete, they need to ask meaningful questions that will yield more information and help perform testing effectively; Write and execute test cases to find system bugs like UI and usability issues, etc. Provide inputs on high-level test scenarios, challenges, risks, resources, test estimates, etc., during test More ❯
Posted:

QA Engineer

London, United Kingdom
Blockdaemon
of required testing. Provide brief daily status to the engineering team. Integrate automation and functional QA tools. Create automated tests. Document automation process and tools. Create Load and Stress testing plans and run them regularly. Perform other duties as assigned. Role Requirements Minimum of 3 years of experience creating, maintaining, and executing system and API test automation. Familiarity … and manage test cases. Must have experience identifying and reporting issues and using defect-tracking tools. Background in creating and executing functional, regression, and integration tests. Disciplined approach to testing and defect reporting. Familiar with Quality Assurance methodologies and processes. Strong understanding of the SDLC. Must be able to interact effectively with members of the test, development, and support … detail-oriented, able to demonstrate a history of initiative, and have strong interpersonal skills. Nice-to-Haves Experience with Blockchain technology. JavaScript. Golang, Python, or a similar programming language. API testing. CLI and logging tools. Testing web applications on multiple browsers. Direct experience testing software on mobile devices - Android and iOS. Experience working in a SCRUM/ More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:
API Testing
England
10th Percentile
£37,400
25th Percentile
£41,250
Median
£48,000
75th Percentile
£60,000
90th Percentile
£67,500