Senior Java Software Engineer
Confirmed on the employer's own hiring board on Oct 1, 2026. First seen by Alion on Sep 30, 2026. KAYAK scores B on the Alion truth index.
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, Cheapflights and HotelsCombined, 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 strong Java backend developers 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 Kaunas office at least 3 days per week.
In this role, you will:
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.
Please apply if you have:
Education in Computer Science or a related field.
4+ years of experience working with Java.
Familiarity with Spring framework and SQL databases.
Fluent English communication skills.
A willingness to learn and grow in a collaborative environment.
Ability to thrive in a hybrid working model, working at least three office days per week.
Bonus Skills:
Exposure to ElasticSearch or similar search technologies.
Compensation:
Software Engineer salary consists of three elements:
Base pay: from 3330 EUR up to 6660 EUR gross monthly.
In addition:
Significant yearly bonuses, approx 10 percent of annual salary.
Booking Holdings RSU (Restricted Stock Units) package, worth 20000 USD gross, with possibility to receive yearly refreshes.
Benefits:
Work from (almost) anywhere for up to 20 days per year
Funds for your career growth
Access to thousands of on-demand e-learnings
Generous additional Health Insurance
Flexible sick time off
Additional financial support for your sick leave
Additional day off on your birthday
Company-wide vacation week once a year (winter holidays)
Additional financial support during parental leave
Free lunch twice a week and daily snacks at the office
Free yoga twice a week
Paid volunteering time
No meeting Fridays
Office and team events such as summer camp, KAYAK birthday, winter party and more!
Company-paid therapy sessions through SpringHealth
Company-paid subscription to HeadSpace
Internal Communities
Inclusion
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.