
Dot Net System Application Developer
- .NET
- C++
- Linux
- Windows
- WebSockets
- TCP
- UDP
- Unix
- SQLite
- C#
- SQL
- WPF
- WinForms
- WinUI
- Elasticsearch
- NoSQL
- MongoDB
- Docker
- Docker Compose
- Azure Cloud
- Azure
- IoT
Company Overview
At Motorola Solutions, we believe that everything starts with our people. We’re a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. We build and connect technologies to help protect people, property and places. Our solutions foster the collaboration that’s critical for safer communities, safer schools, safer hospitals, safer businesses, and ultimately, safer nations. Connect with a career that matters, and help us build a safer future.
Department Overview
.NET Developer
Job Description
We are looking for a skilled.NET Developer to build theApplication Layer of a high-performance software solution running on Client/Edge devices (PC/Embedded).
Your primary role is to develop theSystem Logic using.NET 8 (or higher) to:
- Orchestrate the application workflow (Start/Stop engines, handle events).
- Integrate with Native C++ Libraries via Interop.
- Manage Multi-threaded operations efficiently on Linux & Windows.
- Communicate with the UI and handle basic Data Persistence.
Core System Development (.NET 8+):
Develop robustConsole Applications / Background Services running onWindows andLinux using.NET 8+.
ImplementMulti-threading logic to handle simultaneous tasks (Data ingestion from Engine, UI updates, Logging) without freezing the application.
ApplyAsynchronous Programming (Async/Await) correctly to maximize system responsiveness.
Ensure system stability: Implement "Watchdog" mechanisms, auto-recovery, and resource management (CPU/RAM).
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Native Integration (Interop):
UseP/Invoke andMarshaling to call functions from existing Native Libraries (DLL/.so).
Handle data conversion between Managed (.NET) and Unmanaged (C++) memory safely.
​
UI Communication:
ImplementReal-time communication channels to push data to the Frontend UI.
Work withSignalR (WebSockets),TCP/UDP Sockets, orIPC (Named Pipes/Unix Domain Sockets).
​
Data Persistence (Experience Level):
Implement local data storage using relational databases:SQLite.
UseEntity Framework Core orDapper to save logs and operational data (Deep database optimization is NOT required, just functional usage).
Basic Requirements
KEY REQUIREMENTS :(MUST HAVE)
Bachelor Degree/ Master Degree in Software Engineering/Computer Science or relevant field
At least 3 years of experience in relevant technical skill and industry
A. Modern .NET & System Skills (Top Priority):
Tech Stack: Proficiency in C# with a focus on.NET 8 or higher.
Strong understanding of Asynchronous Programming: You must strictly distinguish between CPU-bound (Task.Run) and I/O-bound (await) operations.
Multi-threading competence:
Ability to work withSynchronization (Lock, Monitor, Semaphore, Mutex).
Ability to debugRace Conditions andDeadlocks.
System Knowledge: Understanding of Process lifecycle, Memory Management, and how Services/Daemons work on an OS level.
B. Integration & Environment:
Interop: Experience integratingC++ libraries (Native DLLs) into C# applications (P/Invoke).
OS: Comfortable deploying and debugging .NET applications on bothWindows andLinux.
C. Database:
Experience withSQLite: You should know how to perform basic CRUD operations using EF Core or SQL Client.
NICE TO HAVE:
Windows UI Development: Experience building Desktop UIs usingC# (WPF, WinForms, or WinUI).
Elasticsearch / NoSQL: Hands-on experience with Elasticsearch (Index design, Query DSL) or MongoDB.
Docker: Experience writing Dockerfile and docker-compose to containerize .NET 8 applications.
Azure Cloud: Familiarity with Azure IoT Hub or Data Synchronization.
C++ Literacy: Ability to read C++ header files (.h) to understand data structures for mapping (Coding in C++ is NOT required).
Travel Requirements
None
Relocation Provided
None
Position Type
ExperiencedReferral Payment Plan
NoEEO Statement
Motorola Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion or belief, sex, sexual orientation, gender identity, national origin, disability, veteran status or any other legally-protectedcharacteristic.Â
We are proud of our people-first and community-focused culture, empowering every Motorolan to be their most authentic self and to do their best work to deliver on the promise of a safer world. If you’d like to join our team but feel that you don’t quite meet all of the preferred skills, we’d still love to hear why you think you’d be a great addition to our team.
Dot Net System Application Developer · Motorola Solutions Egypt