Overview
Salary up 85-90k with great benefits. Hybrid / Cork (1 day per week onsite). We are a fast‑scaling SaaS company building a modern, cloud‑based platform in a complex domain. We’re expanding our backend team and hiring two senior .NET engineers, both focused on distributed systems with slightly different areas of focus.
The Opportunity
You’ll be working on a multi‑tenant, event‑driven platform, contributing to core backend services while helping shape how the system performs and scales in production. The tech stack centers around C# / .NET, with modern architecture patterns and cloud‑based infrastructure.
Role 1 – Senior Backend Engineer (.NET / Platform)
A hands‑on backend role focused on building and evolving core services.
Building backend services in C# / .NET
API design, domain modelling, data consistency
Working across distributed, event‑driven systems
Collaborating with product, frontend, and DevOps
Contributing to architecture and technical decisions
Role 2 – Senior Backend Engineer (.NET / Scalability & Systems)
A systems‑focused role centred on performance and production behaviour.
Performance, scalability, and reliability
Debugging complex production issues
Designing for resilience (retries, idempotency, failure handling)
Improving observability (logging, metrics, tracing)
Identifying bottlenecks and scaling risks
What We’re Looking For
Strong experience with C# / .NET
Background working on distributed systems
Solid understanding of SQL / NoSQL databases
Experience beyond CRUD – real system design and production thinking
Comfortable owning problems end‑to‑end
Nice to Have
Event‑driven / event‑sourced systems
Multi‑tenant SaaS platforms
Cloud / containerised environments
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