Software Engineer, Flights

KAYAK, part of Booking Holdings (NASDAQ: BKNG), is a leading travel search engine. With billions of queries across our platforms, we help people find their perfect flight, stay, rental car and vacation package. We’re also transforming business travel with a new corporate travel solution, KAYAK for Business.

As an employee of KAYAK, you will be part of a travel company that operates a portfolio of global metasearch brands including momondo, Cheap flights and Hotels Combined, among others. From start-up to industry leader, innovation is in our DNA and every employee has an opportunity to make their mark. Our focus is on building the best travel search engine to make it easier for everyone to experience the world.

We are looking for a strong
Java Software Engineer to implement new features and maintain KAYAK’s world-leading Search and Booking technology. We integrate with over 200 travel partners and link to over 500,000 hotels and 550 airlines. You will be an essential part of a high powered team that keeps all of this running smoothly – helping millions of people find the best hotels and the best ways to fly from A to B every day!

This role will be required to work from our Berlin office at least 3 days per week.

• Implement new backend search and booking features under the guidance of senior engineers.
• Collaborate with the team to improve existing features, focusing on speed and user experience.
• Assist in creating and maintaining integrations with third‑party APIs.
• Contribute to making our Flights Metasearch product even better through close collaboration with Product Managers and Frontend teams.

• Education in Computer Science or a related field.
• +4 years of experience working with Java.
• Familiarity with Spring framework and SQL databases.
• A willingness to learn and grow in a collaborative environment.

• Work from (almost) anywhere for up to 20 days per year
• Focus on mental health and well‑being:
  • Company‑paid therapy sessions through Spring Health
  • Company‑paid subscription to Head Space
  • Company‑wide week off a year – the whole team fully recharges (and returns without a pile‑up of work!)
• No meeting Fridays
• Paid parental leave
• Generous paid vacation + time off for your birthday
• Paid volunteer time
• Focus on your career growth:
  • Development Dollars
  • Leadership development
  • Access to thousands of on‑demand e‑learnings
• Travel Discounts
• Employee Resource Groups
• 6 weeks paid vacation
• Free lunch 2 days per week
• Pension plan contributions
• Public transportation subsidies
• Bike leasing program
• Monthly social events, Thursday happy hours, sports teams
• An awesome office in Friedrichshain, Berlin

At KAYAK, we want everyone to have the space to grow, share ideas and do great work. That’s why we’re focused on hiring the best talent from all walks of life and experiences, supporting them well and making sure no one feels like they have to fit a mold to belong here.

If you need accommodations during the application or interview process, or on the job, we’re here to support you. Please reach out to your recruiter to request any accommodations.