Experis to światowy lider rekrutacji specjalistów i kadry zarządzającej w kluczowych obszarach IT. Z nami znajdziesz konkurencyjne oferty zatrudnienia oraz ciekawe projekty IT skierowane zarówno do ekspertów z wieloletnim doświadczeniem, jak i osób, które dopiero zaczynają swoją przygodę w branży IT.Java Developer – Legacy Application MaintenanceLocation: 100% Remote Start Date: ASAP / Within 1 Month / Flexible Contract Type: B2B (170–180 PLN/h + VAT)About the ClientIndustry: Finance Project: Technical maintenance of a legacy application (sunset mode)Your Responsibilities Monitor logs and resolve technical issues. Prepare releases and handle ServiceDesk tickets (3rd line support). Perform data fixes (SQL scripts) and collaborate with DB team. Resolve incidents escalated from 1st and 2nd line support. Work with LDAP data integration. Support preparation for data migration to a new application (Java 21, Spring Boot 3) planned for early 2026. Tech Stack Java 8/11 Spring Framework 3.1.2 (not Spring Boot) Hibernate Flex Oracle DB LDAP Requirements Strong experience with Java and Spring Framework (classic, not Boot). Good knowledge of Hibernate and SQL. Basic understanding of LDAP. Ability to troubleshoot and maintain legacy systems. Nice to Have Experience with migration projects. Familiarity with modern Java (Java 21) and Spring Boot. What We Offer B2B contract via Experis. Benefits: MultiSport Plus, premium Medicover healthcare, group insurance, access to e-learning platforms.