Test Engineer Backend

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

As a Test Engineer, you are responsible for ensuring the quality of the Subscriptions and Payments domain. You will test complex backend processes and API integrations within a modern microservices architecture. You don't just test what already exists, you help build something better. You dive into logs and data, and actively contribute ideas for improving our applications.

Your playing field

You'll join the Subscriptions & Payments team, where quality, collaboration and continuous improvement go hand in hand. Together with Developers, DevOps and your fellow Test Engineer, you'll help deliver reliable solutions that support all Nederlandse Loterij brands. Because our domain serves multiple departments across the organisation, you'll work with a wide range of stakeholders and contribute to products that make a real impact.

We believe everyone has an equal voice within the team. Whether you're a Tester, Developer or DevOps Engineer, your ideas and expertise are valued. We encourage you to challenge assumptions, share improvements and help us build better software together.

Thanks to your efforts, existing and new information systems are tested for desired functionalities. In this way, you directly contribute to a happy, healthy and sporty Netherlands. As a Test Engineer you score by:

• 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.

Work together, Win together

Nederlandse Loterij is the reliable gambling organisation in the Netherlands. It has 8 strong brands. We are the market leader, experts and stand for responsible, fair and safe gambling. Almost all of our revenue goes to a happy, healthy and sporty Netherlands. In addition to being a gambling organisation with a social approach, we are an employer. We work with more than 500 top talents within our organisation.

Because we work together and win together, there's always something to celebrate. You'll become part of an international team of eight colleagues: five Developers, one Test Engineer, one DevOps Engineer and one Team Lead. We believe in open communication, trust and taking ownership. Everyone is treated as an equal, regardless of their role, and every opinion matters.

No two days are the same. One day you'll be improving automated tests, the next you'll be solving complex challenges together with your teammates. We enjoy working hard, learning from one another and having fun along the way. Our bi-weekly functional day gives us the opportunity to innovate, exchange knowledge and continue growing as a team.

Besides your technical expertise, you're a team player who enjoys collaborating with others and contributing to a positive working environment. You communicate openly, take ownership of your work, and aren't afraid to speak up when you believe something can be improved.

You're curious, eager to learn and continuously looking for ways to improve yourself, the team and the quality of the product. You value collaboration, appreciate different perspectives and enjoy working in an international team where everyone's contribution is equally important.

Most importantly, you're someone who likes solving challenges together and making a real impact.

Your experience:

• 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 (preferably ReadyAPI, Selenium)
• Experience with test automation in a CI/CD environment (Jenkins or similar)
• Experience with databases (PostgreSQL or similar)
• 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.

Your score

In your capacity as Test Engineer we offer you:

• a salary between €4.400,- and €6.000,- gross per month, depending on your experience
• a position for 32 - 40 hours per week
• you can enjoy a healthy and varied lunch in our corporate restaurant for €3,25

Our office in Rijswijk is effectively where you do your work, but you mainly work in a place that best suits what you do. See below for other terms and conditions of employment.