76 to 92 of 92 API Testing Jobs

Senior Software Developer - up to 80,000 + Benefits + Bonus

Hiring Organisation
Involved Solutions
Location
London, United Kingdom
Salary
£ 70 K
cloud native applications using AWS and modern engineering practices.Work closely with DevOps engineers to deliver automated, reliable deployments.Ensure high standards of software quality through testing, code reviews and engineering best practice.Design and implement microservices and event driven solutions.Support production systems, improving performance, resilience and reliability.Mentor developers and provide technical … continuous improvement initiatives.Essential Skills - Senior Software DeveloperStrong commercial experience developing applications using Python.Hands on experience building and consuming REST APIs.Experience using REST Assured for API testing and automation.Commercial experience working with AWS.Strong understanding of DevOps practices and modern software delivery.Experience working with CI/CD pipelines.Experience developing scalable ...

Lead Software Engineer - Full Stack, Java & React

Hiring Organisation
JP Morgan Chase
Location
Glasgow, Lanarkshire, United Kingdom
Salary
£ 80 K
meet non-functional requirements including security, resiliency, and performanceOwn end-to-end delivery of features across the software development lifecycle including requirements, design, coding, testing, deployment, and production support, with clear accountability for outcomesBuild modern, containerized microservices and platform capabilities, including domain modeling, data design, and secure, high-quality … assisted code review/refactoring, test strategy acceleration, incident/root-cause analysis support), while establishing consistent validation standards (secure coding, peer review, automated testing) and promoting reuse of effective patterns across the teamApplies knowledge of tools within the Software Development Life Cycle toolchain, including enterprise-authorized AI-assisted ...

Project Manager - Payments API Onboarding

Hiring Organisation
The Bank of New York Mellon
Location
United Kingdom
Salary
£ 70 K
about. Join us and be part of something extraordinary.We’re seeking a future team member for the role of Project Manager – Payments API Onboarding to join our Global Payment and Trade Clients team. This role is in ManchesterIn this role, you’ll make an impact in the following ways … Manage end-to-end API onboarding projects from intake through testing and production go-liveCreate and manage project plans, timelines, milestones, risks, issues, and dependencies to ensure on-time deliveryAct as the main point of contact for clients during onboarding and coordinate across Product, Technology, Operations, and Relationship ...

.Net Developer

Hiring Organisation
Ronald James
Location
Durham, County Durham, United Kingdom
Salary
£ 45 K
APIs, XML, etc.Participate in all phases of the software development lifecycle.Essential Requirements:Minimum of 3 years of commercial development experience with C#.NET.Proficiency in Web API, MVC, .NET Core, and Blazor.Experience with MS SQL.Knowledge of SOAP and REST API testing tools.Familiarity with Web Services, JavaScript, and JQuery.Experience with ...

Senior Consultant, Web Application Pen Testing

Hiring Organisation
Google
Location
United Kingdom
Salary
£ 60 K
Participate in the external phases of larger Red Team assessments, leveraging web application compromise to establish initial footholds.Conduct in-depth, manual pen testing of web applications, APIs, microservices, and mobile backends, focusing on complex business logic vulnerabilities and novel attack vectors. Conduct network and infrastructure pen testing … level stakeholders.Act as a technical lead on engagements, helping to scope projects, guide delivery, and mentor junior consultants in advanced application security testing techniques.Minimum qualifications:Bachelor's degree or equivalent practical experience in Computer Science, Cybersecurity, or a related field.5 years of experience in offensive security, specifically focused ...

Senior Front End Engineer

Hiring Organisation
Halian Technology Limited
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£85,000
React, Vue.js, or similar Solid front-end engineering fundamentals including: Component-based architecture State management Responsive design Accessibility Performance optimisation Internationalisation Experience with automated testing (component and end-to-end) using tools such as Playwright, Cypress, or similar Familiarity with CI/CD pipelines and deploying front-end applications … backend-integrated front-end development Experience with platform modernisation or migration projects Experience working with tools such as Jira, Confluence, or similar Knowledge of API testing tools Exposure to AI-assisted development workflows Benefits A competitive salary and benefits package is available, including: Generous annual leave with increases ...

Senior Front End Developer

Hiring Organisation
Halian Technology Limited
Location
Maidenhead, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£85,000
React, Vue.js, or similar Solid front-end engineering fundamentals including: Component-based architecture State management Responsive design Accessibility Performance optimisation Internationalisation Experience with automated testing (component and end-to-end) using tools such as Playwright, Cypress, or similar Familiarity with CI/CD pipelines and deploying front-end applications … backend-integrated front-end development Experience with platform modernisation or migration projects Experience working with tools such as Jira, Confluence, or similar Knowledge of API testing tools Exposure to AI-assisted development workflows Benefits A competitive salary and benefits package is available, including: Generous annual leave with increases ...

Senior QE Test Engineer – SDET

Hiring Organisation
NTT DATA
Location
London, United Kingdom
Salary
£ 80 K
design, implementation, and execution of automated data tests within the enterprise data platform. The ideal candidate will have a strong background in testing the implementation of data solutions on AWS infrastructure and a variety of core and supplementary technologies. This role requires a solid understanding of data engineering, cloud … data tests in line with functional requirements, non-functional requirements and acceptance criteriaValidate data quality dimensions.Implement source-to-target reconciliation, schema validation, and transformation testing in ETL/ELT environmentsCollaborate with cross-functional teams in a multi-vendor environment to understand business requirements and translate them into technical testing ...

Python Full Stack Developer

Hiring Organisation
Syntax Consultancy Ltd
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600/day Inside IR35
Environment: Full Stack, Python, Flask, Django, Vue.js, React, CSS, HTML, Agile methods, Design Patterns, Object Relational Mappers (ORMs), server-side templating languages, Unit/API testing, AWS, CI/CD. SQL Server database experience, including developing/optimizing SQL Server databases, data analysis, and efficient data storage/ ...

Solutions Engineer II, Exchanges & Liquidity

Hiring Organisation
Circle
Location
London, United Kingdom
Salary
£ 80 K
/tech teams.Technical Achievements: You have a history of successfully designing and validating technical solutions, especially for large enterprises.Tech-Savvy: Hands-on experience with API testing, database querying, and sketching out technical flows is second nature to you.Collaborator: A proven track record of working alongside developers on SaaS ...

Automation Test Lead

Hiring Organisation
Vallum Associates Limited
Location
Sheffield, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Summary We are looking for a highly skilled Automation Test Lead with strong expertise in Identity and Access management (IAM), skilled in identity orchestration, API testing, data ingestion and transformation, and event-driven (Pub/Sub) architectures. This role focuses on testing secure, scalable workload identities ...

Apprentice Enablement Engineer

Hiring Organisation
Hackajob Ltd
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent
Salary
£40,000
make integrations easier to understand and use - Work with internal teams and, where appropriate, external partners to understand questions, issues and onboarding needs - Support testing and validation activities, with guidance from experienced colleagues - Learn and apply modern software engineering practices, tools and ways of working - Use AI-powered tools … also be an advantage if you have a basic understanding of software development concepts, exposure to tools such as GitHub, Visual Studio Code or API testing tools, experience of using Microsoft Copilot or other AI tools as part of learning, study or personal projects, or an interest ...

Senior Mobile Automation Engineer (SC Cleared)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Salary
£ 80 K
Occasional London TravelWe’re seeking an experienced Senior Mobile Automation Engineer to join a large-scale digital programme, helping shape and deliver modern mobile testing practices across multiple product teams.Working closely with senior engineering and quality stakeholders, you’ll play a key role in driving testing excellence, defining … automation strategy, and ensuring high-quality mobile experiences across both iOS and Android platforms.Key ResponsibilitiesDefine and implement mobile automation testing strategies.Build, maintain and improve scalable automation frameworks.Drive quality engineering best practice across multiple teams.Deliver automated end-to-end, integration, regression and API testing.Collaborate with developers, architects, analysts ...

Developer in Test

Hiring Organisation
Trayport
Location
London, United Kingdom
Salary
£ 80 K
high-quality software and committed to ensuring our clients have the best user experience possible. Testers at Trayport share an unrivaled passion for software testing and love nothing more than voraciously and persistently hunting down and investigating potential issues, helping to make our software the best it can be.Our … testers use a combination of test automation, technical testing, and exploratory testing to build quality into our software, working closely with the rest of their team and coaching others on how to write better software. For us, teamwork is everything. We listen to each other, adapt, evolve ...

Javascript .net Fullstack Web Application Developer

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 70 K
chosen to gradually phase out these older frameworks. We use open source JavaScript libraries extensively, most notably Lodash, Plotly Charts and React Virtualized.Postman covers API level testing. Full stack integration testing is handled by a proprietary test rig that utilises Selenium. Manual feature testing … custom mission critical services and applications using the .NET Framework and SQL technologies.• Take a project through the entire lifecycle of analysis, design, coding, testing, implementation and support.• Design, build, and maintain efficient, reusable, and reliable .net and React code.Full Stack Developers MUST have:2:1 Computing Science degree ...

Software Engineer, Quality

Hiring Organisation
Unity Technologies
Location
Brighton, East Sussex, United Kingdom
Salary
£ 80 K
fast-moving, cross-functional team building the future of web-based 3D creation. You will work hands-on across features, own the testing process end-to-end, and play a key role in helping us ship a high quality product with confidence.You will collaborate closely with engineers, designers … features you test, and the opportunity to shape how quality is approached as the team grows.What you'll be doingCarry out manual and exploratory testing across features and releases, working within an agile teamOwn the QA process for the features you are assigned - from requirements through to sign-offWrite ...

QA Engineer

Hiring Organisation
Leonardo DRS
Location
London, United Kingdom
Salary
£ 70 K
technical side of information technology and software developmentWorking knowledge of Ubuntu or other Linux distributionsUse of defect tracking tools (Jira, Xray)Good understanding of API testingBasic networking knowledgeBasic understanding of windows infrastructure such as Active directory, Certificate Services.Comfortable using command line toolsDebug/troubleshooting skillsExcellent communication, both written … verbalSTEM degree or similar equivalent qualificationsDesirableWorking knowledge of docker and KubernetesKnowledge of web securityBasic understanding of API automation using pythonRole will be subject to an employment screening process and will require security clearance.Job SummaryJob number: P-100021Date posted : 2026-07-14Profession: EngineeringEmployment type: Full TimeExperience: Essential Minimum three ...