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Staff Software Engineer, Backend

Primer | , , portugal, Portugal | Posted June 24, 2026

Position Overview

An Introduction to Primer

Primer is the unified infrastructure for global payments. We give finance and payments teams the visibility and control to reduce complexity, improve performance, and capture more revenue - all from a single platform.

Backed by Sofina, Peak XV Partners, ICONIQ, Tencent, Accel, and Balderton, we're building the payments layer the world's best companies rely on.

What team will you be joining?

Primer's power grows every time a new partner plugs in — and we make that possible at scale!

In the Partners team we build the platform that enables third parties to unlock Primer's unified payments infrastructure and use it as a foundation for their own growth. We're building the app store for payments: a scalable, flexible ecosystem where partners can discover, integrate, and distribute through Primer.

This team covers: Partner Dashboard, Partner Integration Ownership & Management, Marketplace, Documentation ...

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