QA Automation Engineer

Netherlands

At Catawiki, every day brings the extraordinary! Whether it’s Daniel Ricciardo’s Formula 1 Car, a Woolly Mammoth’s Skeleton, Lady Gaga's Jumpsuit or Usain Bolt’s running shoe, we encounter exceptional objects every day.

We’re a one-of-a-kind marketplace for buying and selling special objects. Each week, more than 100,000 unique items are auctioned, all carefully curated by our passionate in-house experts.

Having sold over 25 million unique objects, our mission is to become the world’s most popular destination for special objects. As a growing, diverse and sustainable scale-up, we proudly live by three core values. If these values resonate with you, we’d love to explore how you can join us.

Taking ownership and driving impact
Being open to change and feedback
Being passionate about our mission and our customers.

Your Mission

As a Test Automation Engineer, you will help ensure the quality and reliability of our products by building and maintaining automated testing solutions across web, mobile, and API platforms. Your work will enable fast, reliable feedback throughout the development lifecycle and support the delivery of high-quality software.

What You’ll Do

Design, develop, and maintain automated end-to-end test suites for web applications, mobile apps (iOS and Android), and APIs.
Build and execute automated tests across multiple platforms to ensure consistent test coverage and quality reporting.
Contribute to the development and continuous improvement of scalable, maintainable test automation frameworks using tools such as Playwright, Espresso, XCUITest, or similar.
Collaborate with the Platform team to integrate automated testing into CI/CD pipelines, enabling rapid feedback on product quality.
Execute functional, regression, performance, and load testing for complex cross-platform workflows.
Identify, document, and track defects through to resolution, providing clear feedback to developers and supporting timely fixes.

What You’ll Bring

Proven experience in test automation across web, mobile (iOS and Android), and API testing using tools such as Playwright, Selenium, or similar.
Strong programming skills in languages such as Kotlin, TypeScript, Ruby, or similar, with a focus on test automation.
Experience automating RESTful API testing using tools such as Postman, RestAssured, or similar.
Familiarity with integrating automated tests into CI/CD pipelines using tools such as GitHub Actions, CircleCI, or similar.
Experience building or extending scalable and maintainable test automation frameworks.
Knowledge of cross-browser and cross-device testing, including cloud-based testing platforms such as BrowserStack.
Experience working in Agile teams, with a strong understanding of QA methodologies and a collaborative approach to problem solving.

How We Work

Work closely with the Platform team to embed automated testing into the development workflow.
Collaborate with cross-functional teams to investigate issues and drive quality improvements.
Contribute to Agile ceremonies, including sprint planning, daily stand-ups, and retrospectives.
Support continuous improvement by evolving test automation practices and frameworks.

Why You'll Love Working with Us

Create a visible impact by working at scale in a global organisation serving millions of customers across 80+ categories. In our flat structure, every role has a broad scope and directly impacts both our customers and the business.
Learn and grow through our Learning & Development initiatives, including clear development plans and mentorship programmes to support your career progression.
A culture of connection defines us. We’re a passionate, diverse team of 800+ Catawikians representing 60+ nationalities. We foster an inclusive and queer-friendly environment where everyone is encouraged to bring their full self to work.
Celebrate life’s moments with us. You’ll receive a €100 Catavoucher when you join, a €50 Catavoucher on your birthday, and an extra day off each year to “Pursue Your Passion”. We also offer additional leave for key work anniversaries and important life events. Benefits may vary by location.

Our Offices and Way of Working

Our vibrant offices in Amsterdam and Lisbon are designed to inspire collaboration. Most Catawikians operate in a hybrid setup, combining office-based and remote work, with a minimum of two days per week in the office, unless a role is explicitly stated as fully remote or fully office-based.

Interested?

Apply with an English CV and Cover Letter. By applying, you agree to Catawiki’s Applicant Privacy Policy. If you’re excited about this role but don’t meet every requirement, we still encourage you to apply anyway. You may be just the right candidate for this or other roles.