Java Engineer – Data Security

Do you enjoy technical challenges and are eager to delve into the waters of data security?

Our IT Security team is looking for an experienced software engineer whose expertise, passion and drive can help ensure that the data of our 120 million monthly users, OTA’s & employees are protected and all systems are SOX and GDPR compliant. 

You will have a big impact in this role, working with multiple teams to support our product moving forward. Your challenge will include moving our data security to the cloud and securing our historic data by using new technologies like Cassandra.

Curious? Read on and apply!

Get an inside look at tech at trivago:


What you’ll do:

  • Maintain and extend the authentication/authorization service for trivago applications.
  • Align with Auditors and Legal to find central solutions that other teams could use.
  • Communicate with key stakeholders and different departments to share knowledge about OAuth, Privacy Policy, Member Data and Security.
  • Taking care of our bug bounty program hacker1.
  • Guiding our global OAuth project in a direction that all applications can use it and be always up to date regarding SOX compliance, privacy policy and security.

What you’ll definitely need:

  • At least 2 years’ experience in Java development.
  • Basic knowledge of SOX Compliance, GDPR and OAuth.
  • A solid understanding of software construction.
  • A habit of following good development practices like test automation, CI/CD, source version control.
  • The courage to risk failure and the ability to learn from your mistakes.

What we’d love you to have:

  • Experience in Spring Boot.
  • PHP for legacy applications.
  • Experience with stream, queues and asynchronous data processing.

What you can expect from life at trivago:

Entrepreneurship: The freedom to take ownership of your work and drive initiatives independently. It’s the idea that counts, not the position. 
Growth: Support for your development, constant new opportunities, regular peer feedback, mentorship and training.
International workforce: Collaboration with international talents from 80+ nations bringing different perspectives, backgrounds and expertise together to ensure a truly global focus.
Flexibility: Self-determined working hours and the opportunity to split your time between home and our campus in Düsseldorf: 2 days on campus and 3 days at home per week. 
Relocation and integration: Support with relocation costs, work permit and visa questions, insurance and free language classes.
Equal opportunity: Commitment to creating an all-inclusive workplace, because we know representing the diversity of our users in our talent base enables us to create a more meaningful product. 

A note regarding COVID-19:

We understand that there is a lot of uncertainty around the future of the travel industry. If you want more insight into our current strategy and outlook, follow our LinkedIn company updates.

Our recruiting team will be on hand every step of the way, but if you have any questions or concerns before applying, feel free to reach out to us at

We look forward to your application!