IT is and always has been our core business that laid the foundation for Hays' success. We are the biggest privately owned IT recruitment agency in Germany and offer the best jobs for every career level - whether you are interested in vacancies in agile SMEs or international DAX groups. Hays masters the entire IT job spectrum, from support to software architecture or digitalisation - thanks to our broad portfolio, we have something for everyone. In the last decades, we were able to support numerous IT experts with choosing the right path for a successful career, positioning ourselves as their lifelong partner. Our highly specialised consultants can cater to your every wish and expectation and will prepare you for interviews and contract negotiations. Give it a try and learn what the market has to offer - our services are free of charge, non-binding and discreet We look forward to hearing from you.DescriptionDesign, develop, and maintain backend services with a strong focus on Java, Spring, and scalable architecturesContribute to the evolution of our platform's microservice ecosystem and integration layersBuild reliable, secure, and high-quality code through testing, automation, and best engineering practicesCollaborate closely with product, DevOps, and domain experts to shape technical solutions end-to-endMentor developers and actively influence technical decisions and architectural directionDrive continuous improvement in performance, code quality, and system stabilityProfileHands-on experience in Java developmentSolid expertise with Spring / Spring Boot, REST APIs, and distributed systemsStrong understanding of relational databases and ORM frameworks (e.g., JPA/Hibernate)Experience with Docker, CI/CD pipelines, and cloud-ready applicationsKnowledge of microservices, secure data processing, and event-driven systems is a plusComfortable working in an international, English-speaking environmentSelf-driven, solution-oriented, and eager to take ownershipJob OfferA chance to work on meaningful products used by global scientific and biotech customersAn agile environment with flat hierarchies and short decision-making pathsA highly engaged engineering team that values quality, autonomy, and innovationModern office in Vienna and flexible hybrid work arrangementsGehaltsinformationenCompetitive compensation based on experience and qualifications