Test Engineer backend

Nederlandse Loterij
Nederlandse Loterij

Software Engineering, Quality Assurance

Posted on Aug 4, 2026
All jobs

Test Engineer backend

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.

Data & Tech Rijswijk
USP's

Why you want
this job

Freedom

Hybrid working and a lot of freedom of choice and flexibility in an informal working atmosphere. We believe freedom is important.

Data-driven

With the advent of online gambling, the speed and volume of our data has increased immensely. Even more new challenges and opportunities!

Responsible

Taking part in our games should, above all, be fun. That’s why we’re committed to responsible gaming, confirmed by the Responsible Gaming Certificate of Alignment.

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.

Working together, winning 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.

“We are constantly trying out innovative technologies and learning both trough training and from each other. There is a huge amount of knowledge going around in our department. ”

Jennifer Vink , Product Owner

Your talent

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

Bonus points:

  • 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
  • a bonus scheme
  • 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.
Travel allowance

The costs you incur to come to the office are fully reimbursed.

Additional provisions

Everything you need to work well: laptop, phone, and a home workspace.

Pension

You build a good pension with us. Each year, 1.75% of your pension base goes to your pension, and you contribute 6.15% yourself.

Hybrid working

Depending on your team, you can work at our modern office in Rijswijk, at home, or another place you like.

Good employment practice

We want you to be happy with our work benefits. For example, during five weeks of partner leave, we top up your salary to 100%.

Holiday entitlement

During your traineeship at Nederlandse Loterij, you will receive 30 days’ holiday based on full-time employment, a €1.000 flexible budget and an 8% holiday allowance.

Gym

You can use our gym as much as you want. Our personal trainer is ready to help you.

Development budget

An annual flexible training budget of up to €2,000 enables you to invest substantially in your personal development. We encourage this.

Even more benefits

Terms of employment

Our application procedure

Get moving

Apply

We’re cheering you on from the sidelines.

Acquaintance by telephone

An opportunity for both parties to sound each other out.

First meeting

A first meeting at our office in Rijswijk is a good start.

Second meeting

We get to know each other even better. During a meeting and perhaps even a case.

Offer

An irresistible offer that fits what you can do and will be doing.

Kick-off

The game is on. Let’s work and win together.

Rani Adjodhia

Corporate recruiter

rani.adjodhia@nederlandseloterij.nl
Do you have any questions?

Get in touch

Apply now

Work on a happy, healthy
and sporty Netherlands