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Java Developer (Banking domain)

Bonapolia Vilnius, Vilnius, Lithuania

IT Services and IT Consulting · 11-50 employees

5 h ago
Remote java Senior (5-10 yrs) Full-time Lithuania
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About the role

Design, build, and maintain Java microservices while contributing to core banking transformation and legacy-modernization initiatives. Collaborate within Agile/Scrum teams to ensure high availability, performance, and regulatory compliance of enterprise-scale systems.

What they look for

Java Spring Boot Microservices REST APIs Kafka Oracle Database JPA Hibernate SQL Agile Scrum Event-driven architecture Maven Gradle SOAP Banking domain

Requirements

Requires 5+ years of enterprise Java development experience with deep expertise in Spring Boot and microservices architecture. Proficiency in Kafka, Oracle Database, and event-driven design is essential for this production-critical financial role.

Full description

Project/Client: Banking Start Date: ASAP Duration: Until 2027-02-28 Seniority: Senior Language: English

Role Overview: Be part of a Core Banking team modernizing and supporting mission-critical services for a leading banking platform. You will deliver new features, reduce technical debt, and ensure regulatory compliance using Java 11/17+, Spring Boot, REST APIs, and microservices on highly available, enterprise-scale systems. Expertise with Kafka, Oracle Database, and event-driven architectures is key to maintaining resilient integrations with digital channels.

Key Responsibilities:

  • Design, build, and maintain Java microservices with Spring Boot and JPA/Hibernate
  • Develop and integrate REST/SOAP services and Kafka-based messaging solutions
  • Optimize SQL queries and ensure performance on Oracle Database
  • Contribute to core banking transformation and legacy-modernization initiatives
  • Collaborate in Agile/Scrum teams, providing technical leadership and code reviews
  • Ensure high availability, resilience, and regulatory compliance across distributed systems

Must-Have Requirements:

  • 5+ years of enterprise Java development (Java 11/17+)
  • Deep Spring Framework / Spring Boot expertise
  • Proven experience with REST APIs, microservices, and event-driven architectures
  • Hands-on with JPA/Hibernate, Maven or Gradle
  • Proficiency in Kafka (or similar messaging) and Oracle Database performance tuning
  • Solid grasp of core banking architecture, integration patterns, and high-availability design
  • Experience in production-critical financial environments and Agile/Scrum delivery
  • Fluent English plus strong analytical and stakeholder-communication skills

Nice to Have:

  • Exposure to core banking platforms such as Oracle FLEXCUBE, Temenos T24, Finacle, Mambu, or Thought Machine
  • Experience with Git, CI/CD pipelines, Kubernetes/OpenShift, and AWS / Azure / GCP
  • Knowledge of Domain-Driven Design (DDD), automated testing, and ISO 20022 / SWIFT standards
  • Background in core banking migration or transformation programs

📩 Ready to Join? We look forward to receiving your application and welcoming you to our team!

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