> Markdown version of [/jobs/ext/3201306-software-development-engineer-in-test-sdet-netherlands-spain-germany](https://www.wearedevelopers.com/jobs/ext/3201306-software-development-engineer-in-test-sdet-netherlands-spain-germany). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Development Engineer in Test (SDET) - Netherlands/Spain/Germany - **Company:** Tesla - **Location:** Amsterdam, Netherlands - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Testing (Software), Java (Programming Language), Automation of Tests, C Sharp (Programming Language), Databases, Data Integrity, Python (Programming Language), Selenium, Software Engineering, Testng, Web Application Frameworks, .NET Core, ReactJS, Appium, Backend, Git, AngularJS, Playwright, Front End Software Development, Restful APIs, Software Performance, Software Version Control, Api Management, SDET - **Published:** September 16, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=11bccf74c69d0fff ## About the Role * 3 to 5 years' experience in software testing, test automation, or development is required * Strong experience with the latest backend web stack technologies such as .NET Core, C#, Python, or Java * Experience with frontend web frameworks like React and Angular * Experience with test automation tools and frameworks such as Selenium, Playwright, TestNG, Appium, or similar * Knowledge of databases and SQL for querying and verifying data integrity during testing * Ability to integrate automated tests into CI/CD pipelines effectively * Proficiency with version control systems like Git * Understanding of RESTful web services and API testing * Fluent English communication skills (both written and verbal) are required, along with flexibility in working hours to collaborate with teams across different time zones ## Description * Design, develop, and execute test plans and test cases to evaluate software performance, functionality, and usability * Explore and analyze existing and new features, processes, and user flows to design comprehensive and effective test scenarios * Analytical and problem-solving skills to diagnose issues and develop testing solutions * Demonstrate curiosity in uncovering edge cases, rare situations, and hidden dependencies to improve overall software resilience * Collaboration and teamwork skills to work in agile, cross-functional teams * Positive attitude towards continuous improvement and learning, as well as mentoring others in test automation best practices * Strong time management and organizational skills to handle fast-paced environments and to meet deadlines