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Senior Java Developer

Hybrid in Poland: Krakow
Java& 5 others
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We are looking for a Senior Java Developer to join our team and support our chapters and pods in taking our platform to the cloud. We are a team of dedicated professionals, aiming to build out our next-generation platform to solve complex enterprise-wide problems, with the cloud data store serving as a key enabler in our cloud journey. You will contribute to a large, global post-trading system that will be transformed into microservices hosted in the cloud.

Responsibilities
  • Develop and maintain a large-scale, global post-trading system with direct business impact
  • Design and implement scalable solutions using Java, Spring, and Spring Boot
  • Build and optimize data persistence layers leveraging Hibernate and a large Oracle Database
  • Contribute to the transformation of the existing system into cloud-hosted microservices
  • Integrate messaging and event-driven components using Kafka
  • Collaborate with chapters and pods to deliver next-generation platform capabilities
  • Ensure the stability, performance, and reliability of a business-critical application
  • Participate in architectural discussions to shape the new infrastructure within the domain
  • Perform code reviews and promote engineering best practices across the team
Requirements
  • 7+ years of relevant software development experience
  • Substantial knowledge of Java (versions 8–21) and Spring Boot
  • Expertise in Hibernate and SQL
  • Background in working with large Oracle databases
  • Familiarity with Kafka for event-driven architectures
  • Working knowledge of AKS (Azure Kubernetes Service)
  • Understanding of microservices architecture and cloud transformation initiatives
  • English proficiency at an Upper-Intermediate level (B2) or higher
Nice to have
  • Skills in BDD frameworks
  • Proficiency in Git