Fullstack Senior Software Engineer

Tired of working in predictable fintech environments where real ownership is limited and impact feels diluted? We are building something more ambitious — a new infrastructure layer for interbank communication.

Backed by leading investors, we are developing a SaaS platform that enables banks and fintechs to integrate secure, scalable interbank messaging and transaction capabilities with minimal technical overhead. Instead of incremental features, we focus on core financial infrastructure that connects institutions across Europe.

The Role

To execute on this vision, we are looking for an experienced Senior/Principal Software Engineer who enjoys building systems from first principles and taking end-to-end ownership across the stack.

You will join our core engineering team, responsible for defining the technical foundation of the platform. We operate with low hierarchy, high autonomy, and a strong emphasis on impac...