Salary: £60,000 - 65,000 per year Requirements: Experience in manual and automated testing of REST APIs Proficient in JSON schema validation and API contract verification Familiarity with Swagger / OpenAPI specifications Strong skills in Python scripting for automation and data validation Ability to prepare and maintain test plans, test cases, and use cases Proficient in logging and tracking defects using JIRA Experience with Agile methodologies and ceremonies Knowledge of CI/CD tools such as GitLab and Jenkins Understanding of monitoring tools like Kibana and AppDynamics Good to have experience with Experian Strategy Manager and Open Data Platform validation Responsibilities: Perform testing of REST APIs and integration workflows Conduct validation tasks related to JSON schema and API payload structures Review API documentation for accuracy and completeness Develop scripts for automation and simulation purposes Validate outputs from decision strategies and API mappings Log defects and generate execution reports in XRAY Collaborate with development, business analysis, and strategy teams to ensure quality Participate in Agile ceremonies and performance monitoring activities Technologies: API CI/CD GitLab JIRA JSON Jenkins Kibana OpenAPI Python REST Swagger Excel Support OAuth TDD More: We are a dynamic organization based in Northampton, looking for a QA Test Engineer to join our team for an initial six-month contract. We offer a competitive daily rate and the opportunity to work 2-3 days onsite. Our team is focused on delivering high-quality products, and we emphasize collaboration and continuous improvement in our Agile environment. last updated 6 week of 2026