Software C# Engineer | Mission Critical Communications

Motorola Solutions
📍 Glasgow, Scotland, United Kingdom 💼 Full time 🕒 Posted June 20, 2026

Job Description

Job Description

As a Software Engineer within our Agile delivery team, you will move beyond standard CRUD applications to solve complex network and real-time communication challenges. You will lead the development of expansion products that interface with 3GPP-compliant User Equipment (UE).

Core Responsibilities

  • SIP Signaling & Session Management: Develop C# components for high-concurrency SIP sessions, managing complex headers and MIME bodies to support features like First-to-Answer and Group Regroups.

  • Real-Time Media Plane: Implement RTP/RTCP media handling for Mission Critical Voice (MCPTT) and Video (MCVideo), ensuring seamless floor control (transmission rights) in half-duplex environments.

  • Data & Configuration: Build handlers for MCData services (SDS, File Distribution) using HTTP and SIP MESSAGE requests, and manage XCAP retrieval logic for XML configuration documents.

  • Se...

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    Job Details

    • Location Glasgow, Scotland
    • Job Type Full time
    • Category Computer Occupations
    • Posted Date June 20, 2026
    • Application Deadline July 30, 2026