HubMub
-
Uncapped

Senior Backend Engineer

Uncapped
Poland · Full-time · Mid-Senior
Hybrid based in London or Warsaw, or fully remote from Poland with visits to the Warsaw office.

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 🔍

  • A minimum C1 level of English proficiency is required
  • 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 who are eligible to work in the UK/Poland without requiring visa sponsorship.

Founded in 2019 to fix startup funding gaps.

Key Skills

Ranked by relevance

microservices java cicd gcp
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Country Guide

Poland

Fast-growing Central European IT hub

Posted
Apr 20, 2026
Type
Full-time
Level
Mid-Senior
Location
Warsaw
Company
Uncapped

Industries

IT Services IT Consulting

Categories

Engineering

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