Senior QA Automation Engineer

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 Quality is an engineering discipline, not a final checkpoint. As a Senior QA Automation Engineer , you’ll build scalable automation systems that help teams deliver reliable web, mobile, and backend experiences with confidence. You’ll combine strong hands-on coding with a product and business mindset, embedding quality into engineering workflows, focusing effort on the highest-risk user journeys, and improving frameworks, pipelines, and practices beyond your immediate scope. What You'll Do You’ll own and improve the automation foundations that make testing faster, more reliable, and easier to maintain across the software delivery lifecycle. Build scalable automation frameworks using tools such as Playwright, Selenium, or Cypress, applying object-oriented principles and maintainable design patterns. Embed quality into CI/CD by integrating automated tests into pipelines and establishing effective release quality gates. Test APIs and backend systems across REST and GraphQL, validating data integrity, business logic, and system behaviour. Improve test effectiveness by increasing meaningful coverage, reducing regression time, and addressing flaky or