Middle/Senior Software Engineer — Belmoney
Belmoney is a Belgian fintech company operating in the international money transfer (remittance) space. We're looking for a Middle/Senior Software Engineer to join our product team.
What you'll do

Build and maintain fullstack solutions spanning frontend and backend
Design and implement backend services (APIs, payment provider integrations, event processing)
Work with cloud infrastructure to build resilient, scalable systems
Contribute to product architecture decisions, participate in code reviews, mentor junior engineers
Collaborate closely with product, DevOps, and compliance teams (KYC/AML, PSP flows)

Our stack

Frontend: React, Next.js, TypeScript
Backend: C# (.NET)
Infrastructure: AWS (SQS, SNS, Lambda, EventBridge), Docker

What we're looking for





4+ years of commercial experience in fullstack/backend development
Strong command of C#/.NET and solid frontend experience with TypeScript/React
Experience with cloud platforms (AWS preferred)
Solid understanding of distributed systems design principles
English proficient enough for daily work communication

Nice to have

Knowledge of Ukrainian and/or Russian is a strong plus — it will help with communication across part of our team and customer base
Experience in fintech, payments, or banking
Experience with event-driven architecture (SQS/SNS/Kafka)
Familiarity with DevOps practices (CI/CD, IaC)
Experience with AI
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📌 Full Stack Developer AI (Comunidad de Madrid)
🏢 Belmoney
📍 Comunidad de Madrid