Java Developer (Backbase)

For over 20 years, we have been delivering modern technology solutions for leading financial institutions in Poland and abroad, combining a business-oriented approach with high standards: we hold ISO certifications and work in compliance with DORA, GDPR and industry regulations. Additionally, we use AI not only to increase efficiency, but also to build new competencies and develop modern ways of working.

• Minimum 4 years of commercial experience in Java development
• At least 1 year of hands-on experience working on projects based on the Backbase platform
• Experience in implementation or enhancement of production Backbase solutions
• Very good knowledge of Java, Spring Boot, and Maven
• Experience designing, developing, and integrating REST APIs
• Solid understanding of microservices architecture and experience working in a microservices-based environment
• Experience with Backbase Identity and authorization, permissions, and entitlements mechanisms
• Familiarity with OAuth 2.0, OpenID Connect, and JWT standards
• Experience working with containerization and orchestration technologies such as Docker, Kubernetes, or OpenShift
• Experience integrating applications with banking systems
• Ability to analyze application logs, diagnose integration issues, and resolve problems in production environments
• Very good English communication skills (minimum B2 level)

Nice to have:

• Get Backbase Certified – Backend certification
• Experience working on projects in the banking sector
• Experience using AI tools to support software development, documentation creation, and related activities
• Experience building modern user interfaces powered by large language models (LLMs)

• Develop and maintain backend components of the Backbase platform
• Design, implement, and enhance services and microservices using Java and Spring Boot
• Create and integrate REST APIs with internal and external systems
• Deliver integrations with banking systems in accordance with business and technical requirements
• Configure and develop solutions related to Backbase Identity, authorization, and user access management
• Participate in the design of solution architectures based on the Backbase platform
• Support application deployment processes in environments based on Docker, Kubernetes, or OpenShift
• Monitor application performance and diagnose and resolve issues occurring in test and production environments
• Collaborate with analysts, architects, frontend teams, and business stakeholders
• Participate in code reviews and ensure the quality, performance, and security of delivered solutions
• Prepare technical documentation and support the development of software engineering best practices within the team
• Actively contribute to the development and optimization of digital banking solutions built on the Backbase platform