Full-time

Backend Engineer (Java)

Posted by Confidential • Warsaw, Masovian Voivodeship, Poland

📍 Warsaw, Masovian Voivodeship 🕒 March 01, 2026

About the Role

Key requirements:- 4+ years as a developer- Strong experience with Spring Boot/Micronaut- An understanding of Kubernetes, Docker- An excellent understanding of AWS - Event-driven architecture, Kafka, event sourcing- B2+ spoken English (is used on a daily basis)Responsibilities:
  • Deliver as a member of our mission team to build and develop the NatWest Boxed technology product
  • Support and oversee junior engineers and act as a subject matter expert
  • Develop clean, elegant, and reusable code that is well-tested and easy to maintain and extend
  • Work with stakeholders across the business to drive the direction of NW Boxed Engineering and put the long-term interests of customers at the heart of key decisions
  • Collaborate across our backend chapter to uphold standards and best practices, and to promote innovation
  • Working collaboratively with the team to resolve technical issues
  • The company offers:- #hybrid work (visiting the Warsa...

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