Medior Test Engineer - API, Backend & Microservices QA

Nederlandse Loterij; Randstad; On-site; EUR 49,000 - 67,000; Full time

Benefits offered by this job

Healthy lunch (€3.25)

Rijswijk office

Job summary

Nederlandse Loterij is looking for a Test Engineer to ensure quality in the Subscriptions and Payments domain. You will test complex backend processes and API integrations within a modern microservices architecture, contributing ideas to improve applications.

You will join an international, agile team and collaborate with Developers, DevOps, and fellow Test Engineers to deliver reliable solutions across brands.

Qualifications

• 4 to 8 years of experience as a medior tester with a strong focus on API and backend testing.
• Experience with REST API testing (JSON).
• Experience with test frameworks: ReadyAPI, Selenium.
• Experience with CI/CD environments (Jenkins or similar).
• Experience with PostgreSQL or similar databases.
• Experience with version control (GitLab or similar).
• Strong knowledge of the software testing lifecycle (SQA), test design and automation.
• Excellent command of English – both spoken and written.
• Experience with batch processes, asynchronous flows, and/or payment or subscription domains.
• Experience with microservices architecture.

Responsibilities

• Review specifications and translate them into manual and automated test cases.
• Expand and maintain test automation within a CI/CD pipeline.
• Test and validate batch and time-dependent processes.
• Maintain and extend regression test suite.
• Report on test results, analyze findings, and advise on improvements.
• Collaborate in an international, agile team environment and actively contribute to team growth.

Skills

API testing

Backend testing

Test automation

CI/CD experience

English proficiency

Tools

ReadyAPI

Selenium

Jenkins

GitLab

PostgreSQL

Job description

Nederlandse Loterij is looking for a Test Engineer to ensure quality in the Subscriptions and Payments domain. You will test complex backend processes and API integrations within a modern microservices architecture, contributing ideas to improve applications.

You will join an international, agile team and collaborate with Developers, DevOps, and fellow Test Engineers to deliver reliable solutions across brands.