In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future. We are seeking a highly experienced Backend Java Developer to join a remote development team.With solid experience in maintaining legacy applications, handling complex incidents, and supporting migrations to modern technologies such as Java 21.

Project information:

• Industry:Finance
• Office location: Poland, Warszawa
• Work model: Remote
• Budget: 120-160 net/ h - b2b
• Project length: January 2026 - December 2026 with option to extension
• Only candidates with citizenship in the European Union and residence in Poland
• Start date: ASAP (depending on candidate's availability)

Project scope:

• Maintain and support a legacy application in sunset mode
• Monitor logs, identify issues, and resolve incidents
• Prepare and execute application releases
• Handle complex 3rd-line ServiceDesk tickets
• Perform data fixes and coordinate with the database team
• Work with LDAP for application data workflows
• Support migration preparation to a new Java 21 / Spring Boot 3 platform starting in 2026

Requirements:

• Fluency in Java 8/11 for maintaining and troubleshooting legacy applications
• Experience with Spring Framework 3.1.2 and Hibernate
• Strong knowledge of Oracle SQL and ability to prepare and execute data-fix scripts
• Familiarity with Flex front-end components
• Basic understanding of LDAP and its role in application data workflows
• Experience in log monitoring, troubleshooting, and release preparation
• Ability to handle 3rd-line ServiceDesk tickets and resolve complex incidents
• Exposure to Java 21 and Spring Boot 3 for upcoming migration projects
• Professional English skills

We offer:

• Participation in migration project to Java 21
• Full-time job agreement based on b2b
• Private medical care with dental care (covering 70% of costs) + rehabilitation package. Family package option possible
• Multisport card (also for an accompanying person)
• Life insurance
• Fully remote job
• B2B contract: 120-160 pln/h net
• Opportunity to shape technical direction and architecture in a modern digital product environment
• Work in an international, agile ecosystem with strong engineering communities
• Challenging engagement with high autonomy and technical leadership impact