Our mission is to enable everyone to build wealth
We reinvent how trading and investing work by creating exceptional products people love.

Fostering a culture of excellence and high velocity is the key to our success.

Today, we serve over 5 million clients, with more than €30 billion in assets under management - a testament to the scale and trust we’ve built in just a few years.

What you’ll do

Own the quality assurance tasks for multiple projects, ensuring that the software meets the highest standards of quality and reliability

Actively participate in design and requirements reviews to ensure testability and usability of features and products

Lead testing efforts, including developing and maintaining automation frameworks and scripts

Plan, implement and execute testing tasks in different product areas - DB, integration, functional, UI/UX

Analyse test results to identify areas for improvement and recommend process changes as needed

Provide technical and process mentorship to less experienced colleagues

Work in compact,



autonomous teams with short release cycles - we rely on agile, independent teams of sharp and driven people with just the right amount of processes to steer off anarchy and not sacrifice velocity

What you need to have

5+ years of experience in software quality assurance, with a focus on automation testing

Strong understanding of software testing concepts, methodologies, and tools

Strong programming skills in at least one programming language (Python, TypeScript, Java, etc.)

Experience with test automation frameworks and tools (e.g. Playwright, Selenium, Appium, Pytest, TestNG, etc.)

Experience with API testing tools such as Postman, SoapUI, or similar

Strong RDBMS knowledge

Familiarity with agile development methodologies such as Scrum or Kanban

Strong analytical and problem-solving skills

A very good command of English and excellent communication skills

Passion for quality assurance

Nice to have

Bachelor's degree in Computer Sci

📌 Senior Quality Assurance Engineer (Madrid)
🏢 Trading-21
📍 Madrid