Senior Backend Engineer

Java

Senior Backend Engineer

Java
Zaułek piękna, Piekna, Warszawa

Uncapped

Full-time
B2B
Senior
Hybrid
6 018.30 - 8 206.77 USD
Net per month - B2B

Job description

Hybrid role based in Poland


Join Our Mission 🚀 Help ambitious founders scale their businesses through innovative financing solutions. We value curiosity, continuous learning, and impactful problem-solving.


Tech You’ll Use  🔧

  • Core: Java 21, Spring Boot/Cloud 3.3

  • Infra: GCP, Kubernetes

  • Databases: SQL/NoSQL (picked per use case)

Your Impact ✍️

  • Build secure microservices for financial systems.

  • Own services end-to-end (design → deploy → monitor).

  • Improve code quality with automation & modern practices (CI/CD pipelines in 15 mins).

  • Stay ahead with cutting-edge tech and share insights.

  • Thrive in a meetings-light, Kanban-driven team.

Why Uncapped?

  • Create a fintech solution chosen by 1000s of businesses.

  • Build a product you can help shape and have impact on.

  • Backed by top VCs (LakeStar, SeedCamp, etc.).


Requirements

We Seek 🔍

  • Minimum 8 years of experience

  • Passion for learning Java/Spring nuances.

  • Testing expertise.

  • Team player who values autonomy.

  • Happy to come to the office twice a week


Benefits

Benefits 🍱

  • Unlimited paid holiday

  • Personal growth fund

  • Macbook Pro


We can only consider applications from candidates eligible to work in Poland without requiring visa sponsorship.


Founded in 2019 to fix startup funding gaps.

Tech stack

    English

    C1

    SQL/NoSQL

    advanced

    GCP

    advanced

    Kubernetes

    advanced

    Spring Boot/Cloud

    advanced

    Java

    advanced

Office location

Published: 30.12.2025