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April 12, 2026

Software Engineer C#

Mid • Hybrid

11,000 - 16,000 PLN

Krakow, Poland

The Intelligent Middleware (IMW) is a suite of network services across different types of radio networks with a common Application Programming Interface (API). Third-party applications that use this API can transparently track and communicate with wireless devices regardless of access network protocols and device types.


Job Description

You will join the Intelligent Middleware (IMW) team, a core unit responsible for building a suite of high-performance network services. Our platform bridges the gap between third-party applications and complex radio networks via a unified API. This is a backend-heavy role where you will help transparently track and communicate with wireless devices, abstracting away the complexity of network protocols.

The API contains a variety of interfaces including REST and WebSockets. 

We are seeking a skilled C# Engineer to help us design, develop, and scale our core software solutions. You won't just be writing code; you will be solving problems related to device connectivity, data throughput, and system reliability.


Basic Requirements

  • 3+ years of proven experience in software development.

  • Strong proficiency C# and the .NET ecosystem

  • Knowledge of Windows OS

  • Great communication and collaboration skills

  • Ability to work independently and as part of a team

  • Relational database knowledge would be an advantage

  • Ability to work from the office 2 days per week

Additional Assets

Practical experience with AI coding assistants (e.g., GitHub Copilot, Cursor, Gemini) to speed up refactoring and documentation