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Senior Software Engineer (C++ & C# / Mission-Critical Systems)
Telio Management GmbH
📍
Budapest, Hungary
Location
Budapest
Posted
May 31, 2026
Commute
Local Area
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Job Description
Your mission
Are you passionate about writing clean, high-quality code and building reliable software solutions? We are looking for a Senior C++ & C# Developer to join our growing development team in Budapest, working for a multinational leader in the telecommunications sector. In this role, you’ll contribute to cutting-edge projects that power secure and efficient communication systems across the Globe.
Your profile
Role Overview
We are looking for a strong engineering talent with solid C++ foundations who is also open to working in C#/.NET. Our Core Communication System (CCS) is implemented in C++ and runs in Linux-based environments. Currently, this domain is owned by a single senior engineer — we are looking for someone who can grow into this system, learn its architecture deeply, and gradually take ownership.
When C++-focused development is not the primar...