Senior Backend Engineer

Reposted 8 Hours Ago
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Warsaw, Warszawa, Masovian
In-Office
Senior level
Fintech • Payments • Financial Services
The Role
As a Senior Backend Engineer, you will build secure microservices, improve code quality, and own services end-to-end while leveraging modern technologies in a collaborative environment.
Summary Generated by Built In

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.

Top Skills

GCP
Java 21
Kubernetes
NoSQL
Spring Boot
Spring Cloud 3.3
SQL
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The Company
HQ: London
89 Employees
Year Founded: 2019

What We Do

Founded in 2019, Uncapped is a leading alternative finance provider empowering ambitious companies to turbocharge growth through non-dilutive capital. Uncapped provides working capital lines from £10k to £10m with no security, no hidden charges, and no personal guarantees, allowing founders to access fair and flexible finance to fund inventory, marketing and all other growth needs while retaining full control and ownership of their business

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