Senior Python Developer - FinTech Payments & Open Banking

Trumo • helsinki, uusimaa • Posted May 25, 2026

Position Overview

Trumo is a fast growing fintech company that specializes in fast, secure, and cost-effective account-to-account (A2A) payments. We are on a mission to redefine payment solutions. From merchant payment processing to advanced open banking services, we’re building secure, scalable, and efficient financial products.

We're looking for a Senior Python Developer to join our team on-site in Helsinki, Finland or Tallinn, Estonia. We are also open for other locations to be agreed. If you're passionate about building high-performance payment systems and want to work in a fast-paced, innovative environment, this is your chance to make an impact!

What We’re Looking For:

  • At least 4 years of professional Python experience in a production environment
  • Strong experience with FastAPI (Flask as a secondary option)
  • Expertise in SQL & NoSQL databases and designing scalable database architectures
  • Hands‑on experience with microservices and di...