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

• Participate in the full software development lifecycle, from requirements gathering and solution design to deployment and support

• Collaborate with Product Owners, Designers, QA Engineers, and Developers to deliver high-quality software solutions

• Design, develop, and maintain applications using Java technologies

• Write clean, efficient, and maintainable code following development best practices

• Develop and maintain automated unit tests using JUnit

• Design, implement, and maintain REST and SOAP web services

• Create, optimize, and troubleshoot SQL and PL/SQL queries

• Maintain and improve existing applications, including bug fixing and performance enhancements

• Prepare and maintain technical documentation

• Identify opportunities for system improvements and contribute to technical innovation

Our requirements

• Minimum 5 years of commercial experience as a Java Developer

• Experience working with Java 8 and Java 17

• Strong knowledge of Spring Framework, Hibernate, and EclipseLink

• Proficiency in Oracle SQL and PL/SQL

• Experience with tools such as GitHub, TeamCity, and Tomcat/Tomee

• Experience designing and implementing REST and SOAP web services

• Knowledge of JSP, Struts, and JavaScript

• Experience with unit testing using JUnit

• Strong analytical and problem-solving skills

• Very good command of English and ability to work in an international environment

Nice to have

• Willingness to learn and work with React

• Experience with Linux, Docker, or AWS

• Familiarity with Java EE standards

• Understanding of CI/CD processes and modern development practices

How we work

• Clean Code principles

• Design patterns and software engineering best practices

• Code reviews and knowledge sharing

• Continuous Integration and Continuous Deployment (CI/CD)

• Agile and collaborative development environment

• Cross-functional teams working closely across Product, QA, UX/UI, and Engineering

• Focus on quality, maintainability, and continuous improvement

What we offer

• Hybrid work model (1–2 days per week in our Katowice office)

• Opportunity to work on international, large-scale projects used by customers worldwide

• Attractive remuneration paid in EUR

• Flexible working hours

• Individual learning and development budget

• Partially or fully funded training and certifications

• English lessons

• Mentoring and support from experienced technical leaders

• Participation in conferences in Poland and abroad

• A culture focused on collaboration, knowledge sharing, and continuous improvement

• Space to innovate and bring your own ideas to life

• Support for IT community initiatives and professional networking

• Long-term cooperation in a stable, growing international organization