Senior Java Developer

Quick Facts

• Role: Senior Java Developer

• Domain: Electronic banking for business clients

• Collaboration model: Hybrid (4 days per month onsite in Warsaw)

Description

You will develop and maintain Java applications that support business electronic banking, self-service features, and digital processing and documentation. The work focuses on adding new functionality using a microservices architecture, integrating with banking systems, and improving the database layer with a strong emphasis on code quality and maintenance.

Responsibilities

• Develop and maintain Java applications supporting business banking, self-service, and electronic processing of banking workflows

• Implement new features according to business and technical requirements

• Build and evolve microservices-based services and components

• Create and develop integrations with banking systems using REST/JSON and SOAP/XML with XSD

• Design and modify database structures (tables and indexes)

• Write and optimize SQL queries considering transactions and database locks

• Participate in solution design using design and architectural patterns

• Perform code reviews and refactor existing components

• Analyze and fix technical issues and bugs

• Collaborate with the project team and update technical documentation in Jira and Confluence

Benefits

• Transparent B2B collaboration with opportunities matched to your experience and preferences

• Dedicated contract manager as a single point of contact

• Access to selected trainings, certifications, and conferences (rules and funding agreed individually)

• Opportunity to participate in new qualification processes and future projects when needed

• Participation in community initiatives (webinars and other community events)

• Access to sports activities and training rooms

• Optional additional services (private medical care, sports card, insurance, psychological support)

• Cafeteria platform to choose available services/products with points