Java Developer
We are looking for a Java Developer to join our team and contribute to building scalable, enterprise-level applications that support our global travel platforms.
In this role, you will participate in the full software development lifecycle, working closely with Product Owners, QA Engineers, UX/UI Designers, and other developers to deliver reliable, high-quality solutions. You will play an important role in maintaining and enhancing business-critical systems while contributing to the continuous evolution of our technology landscape.
Your responsibilities
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Participate in the full software development lifecycle, from requirements gathering and solution design to deployment and support
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Collaborate with Product Owners, Designers, QA Engineers, and Developers to deliver high-quality software solutions
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Design, develop, and maintain applications using Java technologies
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Write clean, efficient, and maintainable code following development best practices
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Develop and maintain automated unit tests using JUnit
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Design, implement, and maintain REST and SOAP web services
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Create, optimize, and troubleshoot SQL and PL/SQL queries
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Maintain and improve existing applications, including bug fixing and performance enhancements
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Prepare and maintain technical documentation
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Identify opportunities for system improvements and contribute to technical innovation
Our requirements
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Minimum 5 years of commercial experience as a Java Developer
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Experience working with Java 8 and Java 17
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Strong knowledge of Spring Framework, Hibernate, and EclipseLink
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Proficiency in Oracle SQL and PL/SQL
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Experience with tools such as GitHub, TeamCity, and Tomcat/Tomee
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Experience designing and implementing REST and SOAP web services
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Knowledge of JSP, Struts, and JavaScript
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Experience with unit testing using JUnit
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Strong analytical and problem-solving skills
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Very good command of English and ability to work in an international environment
Nice to have
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Willingness to learn and work with React
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Experience with Linux, Docker, or AWS
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Familiarity with Java EE standards
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Understanding of CI/CD processes and modern development practices
How we work
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Clean Code principles
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Design patterns and software engineering best practices
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Code reviews and knowledge sharing
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Continuous Integration and Continuous Deployment (CI/CD)
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Agile and collaborative development environment
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Cross-functional teams working closely across Product, QA, UX/UI, and Engineering
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Focus on quality, maintainability, and continuous improvement
What we offer
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Hybrid work model (1–2 days per week in our Katowice office)
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Opportunity to work on international, large-scale projects used by customers worldwide
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Attractive remuneration paid in EUR
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Flexible working hours
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Individual learning and development budget
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Partially or fully funded training and certifications
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English lessons
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Mentoring and support from experienced technical leaders
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Participation in conferences in Poland and abroad
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A culture focused on collaboration, knowledge sharing, and continuous improvement
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Space to innovate and bring your own ideas to life
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Support for IT community initiatives and professional networking
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Long-term cooperation in a stable, growing international organization
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