Software Developer - Vaadin/Java

Software Engineer (Vaadin / Java) Home-based/Remote We’re looking for a skilled and motivated Software Engineer to join our dynamic team and help shape the future of user interface development for our flagship products—such as IQVIA ’s Health Data Research Platform, a key component of the Connected Health Platform. Key Responsibilities Enhance and maintain user interfaces for core applications, ensuring performance, usability, and scalability. Design, develop, test, and debug new UI features and components. Build and optimize the data transfer layer between frontend and backend systems. Collaborate on UI/UX planning through wireframes and design prototypes. Conduct code reviews and provide technical guidance to fellow UI developers. Write comprehensive unit and integration tests using JUnit and Mockito. Support user acceptance testing using Selenium WebDriver, Concordion, and Vaadin Testbench. Required Skills Vaadin Framework: Hands-on experience building rich web interfaces. Java: Strong object-oriented programming and clean coding practices. Spring Framework: Proficient in dependency injection and transaction management. Testing Tools: Skilled in JUnit and Mockito for automated testing. SQL: Solid understanding of relational databases and query optimization. Development Tools: Experience with IntelliJ IDEA, Git (GitLab), and Maven. Web Technologies: Familiarity with HTTP protocols and RESTful API design. What We Offer Flexible working hours (see 'Shift Timings') Both working options are possible: Hybrid (located in an IQVIA office) as well as fully remote. Collaborative and innovative work environment Opportunities for professional growth and development Competitive salary and benefits package Shift Timings Flexible working hours according to contract. Team core working time is between 10am and 4pm CET. The Ideal Candidate Will Also Have German language skills are an advantage but not required. Understanding of UX design principles. Experience with JPA/Hibernate,