Nmbrs is HIRING A

QA Engineer

📍 Netherlands 🌐 On-SiteFull Time

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POSTED December 21, 2025

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We're seeking a QA Engineer who goes beyond manual testing to build and maintain robust automated testing frameworks. As a key member of our engineering team, you'll ensure the quality and reliability of our Payroll and HR software through sophisticated test automation.

AboutNmbrs:

Job requirements

In this role, you will:
  • Design and implement end-to-end automated testing strategies
  • Develop and maintain manual and automated test frameworks and tools
  • Collaborate with developers to implement testing during feature development
  • Create and execute test plans for complex system integrations
  • Identify and track software defects through resolution
  • Drive continuous improvement in our QA processes and tools
  • Participate in code reviews

Design and implement end-to-end automated testing strategies

Develop and maintain manual and automated test frameworks and tools

Collaborate with developers to implement testing during feature development

Create and execute test plans for complex system integrations

Identify and track software defects through resolution

Drive continuous improvement in our QA processes and tools

Participate in code reviews

What you'llbring:

  • 3+ years of experience as a Quality Assurance engineer
  • Strong programming skills in .NET and C#
  • Practical experience with SQL (is a plus)
  • Experience building and maintaining automated test frameworks (either with Selenium or Playwright).
  • Knowledge of API testing is a plus.
  • CI/CD pipelines and testing integration understanding
  • Experience in Microsoft Azure (or similar is a plus)

3+ years of experience as a Quality Assurance engineer

Strong programming skills in .NET and C#

Practical experience with SQL (is a plus)

Experience building and maintaining automated test frameworks (either with Selenium or Playwright).

Knowledge of API testing is a plus.

CI/CD pipelines and testing integration understanding

Experience in Microsoft Azure (or similar is a plus)

  • Strong analytical and problem-solving abilities
  • Attention to detail and systematic approach
  • The ability to work in a team and independently
  • Excellent command of English in spoken and written form

Strong analytical and problem-solving abilities

Attention to detail and systematic approach

The ability to work in a team and independently

Excellent command of English in spoken and written form

What's in it foryou:

  • We offer agross annual salaryof51Kto69Kincluding holiday allowance, depending on experience

We offer a gross annual salary of 51K to 69K including holiday allowance, depending on experience

  • Nmbrs is aflat organisationin which you have the freedom and responsibility to do what you are good at and have an impact, in an agile working environment
  • Apersonal coachwho helps you with your personal and professional growth as well as ayearly budget for trainingand personal development
  • We ensure a healthywork-life balance
  • For us full-time means a4-day workweekgiving you one paid personal day to spend in a way that will benefit you the most;
  • We have abig and light office spaceclose to the Sloterdijk train station, and all the floors of the office areaccessibleby elevator
  • We workhybridat Nmbrs
  • We kick off the summer by bringing all offices together for an amazing event at a very secret location to spark togetherness and innovation and celebrate with each other
  • Additionally we organisefun events of different themes every month, think: game nights, movie nights, ping pong tournaments, or pizza party (all events are voluntary)
  • Nmbrs offers the opportunity to go on anexchange to our offices in Lisbon or Stockholmfor up to 4 months

Nmbrs is a flat organisation in which you have the freedom and responsibility to do what you are good at and have an impact, in an agile working environment

A personal coach who helps you with your personal and professional growth as well as a yearly budget for training and personal development

We ensure a healthy work-life balance

For us full-time means a 4-day workweek giving you one paid personal day to spend in a way that will benefit you the most;

We have a big and light office space close to the Sloterdijk train station, and all the floors of the office are accessible by elevator

We work hybrid at Nmbrs

We kick off the summer by bringing all offices together for an amazing event at a very secret location to spark togetherness and innovation and celebrate with each other

Additionally we organise fun events of different themes every month , think: game nights, movie nights, ping pong tournaments, or pizza party (all events are voluntary)

Nmbrs offers the opportunity to go on an exchange to our offices in Lisbon or Stockholm for up to 4 months

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