Build the backend foundations for Spendesk’s AI-native experiences

Spendesk is looking for a Senior Backend Software Engineer (IC4) to join our PDE (Product, Design & Engineering) organization and help shape the technical foundations of our next generation of AI-powered product experiences.

This is a senior, hands‑on role for an engineer who combines strong backend fundamentals with solid fluency in LLM-enabled systems. You will work on the technical foundations behind conversational and agentic experiences: backend services for context handling, orchestration, tool calling, and reliable interactions with LLMs and applicative systems.

You will partner closely with a Staff Engineer (IC5) on the same scope. Together, you will shape and implement the architecture that enables AI systems to interact safely and efficiently with Spendesk’s product ecosystem. While the IC5 is expected to drive more transversal and system-wide architecture topics, you will be a ke...