Java Developer - Loyalty

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Job TitleJava Developer - Loyalty

Amadeus is the leading technology provider to the travel industry and is present in 190+ countries around the world. Our innovative solutions power every part of a traveler's journey, from airlines to search engines, travel agencies to hotels, the world's top travel brands rely on Amadeus to help create exceptional traveler experiences.

Istanbul is one of our strategic engineering hub locations, hosting business units from across the Amadeus ecosystem and working with multinational teams from around the world to shape and create the future of travel.

Key Responsibilities
* Design, develop, and maintain backend components with heavy SQL and database interaction
* Own and optimize complex queries, data models, and data processing workflows
* Perform data migration activities, ensuring accuracy and performance
* Collaborate directly with customers to clarify requirements and analyze issues
* Work on legacy systems while driving incremental modernization and performance improvements
* Troubleshoot across application, database, and data layers
* Contribute to design decisions and take technical ownership of assigned areas
* Operate effectively in a high-pace environment with shifting priorities and tight timelines

Technical Environment
* Oracle DB, SQL, PL/SQL
* Java, JEE, Spring/Hibernate
* Data migration tools and ETL workflows
* Agile methodologies (Scrum/Kanban)
* Large-scale, mission-critical airline systems

What Makes This Role Unique
* Hybrid skill set: backend development + data engineering + customer-facing analysis
* High-impact work: your contributions directly affect airline operations and live production systems
* Fast-paced environment: ideal for engineers who enjoy variety, ownership, and solving complex problems
* Travel opportunities: potential participation in international rehearsals, cutovers, and customer engagements
* Cross-functional growth: develop competencies in performance tuning, data migration, system design, and customer communication
* End-to-end involvement: from requirements to data mapping, development, deployment, and cutover support

Required Profile
* Strong software engineering fundamentals with senior-level experience
* Deep expertise in relational databases and SQL
* Experience with data-heavy or database-centric systems
* Ability to work with long-lived and legacy codebases
* Strong communication skills and comfort interacting with customers
* Proactive, detail-oriented, and able to take ownership in a dynamic environment
* Collaborative mindset and ability to work in multicultural teams

What can we offer you?

🎯 A critical mission and purpose - At Amadeus, you'll power the future of travel with a critical mission and extraordinary purpose.
🌎 A truly global DNA - Everything at Amadeus is global, from our people to our business, which translates into our footprint, processes, and culture.
🎓 Great opportunities to learn - Learning happens all the time and in many ways at Amadeus, from on-the-job training to formal activities, and daily interactions.
🤗 A caring environment - Amadeus fosters a caring environment that supports both professional growth and personal well-being.
💰 A complete rewards offer - Amadeus provides attractive compensation packages, including salary, bonus, caregiving and health benefits and health benefits.
🌟 A flexible working model - Embrace our flexible working model, enabling you to excel wherever and however you work best.
🌈 A diverse, equitable, and inclusive community - We are committed to enabling each employee to reach their full potential by fostering a culture of belonging and fair treatment.
📈 A Reliable Company - Trust and reliability are fundamental to shaping our relationships with customers, partners, and employees.

Application process

The application process is easy and fast. Create your candidate profile manually or upload your CV/Resumé.

Are you the one we're looking for? Apply now!
#LI-EMEA

Diversity & Inclusion

Amadeus aspires to be a leader in Diversity and Inclusion in the tech industry, enabling every employee to reach their full potential by fostering a culture of belonging and fair treatment, attracting the best talent from all backgrounds, and as a role model for an inclusive employee experience. 

Amadeus is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to gender, race, ethnicity, sexual orientation, age, beliefs, disability or any other characteristics protected by law.