Lead Developer â API

Recruiter:

Network Recruitment

Job Ref:

BIT005187/Sam

Date posted:

Monday, November 17, 2025

Location:

Centurion, South Africa

SUMMARY:
Are you a backend expert who is happiest working on server-side logic, APIs, and services. Our Client is looking for a developer passionate about performance, security, and scalability and is a team player who enjoys mentoring others and contributing to a culture of technical excellence.

POSITION INFO:

Responsibilities:
- Design, develop, and maintain high-quality, scalable RESTful and SOAP-based APIs using the .NET ecosystem.
- Build and manage Windows Services following microservice design principles.
- Develop data access layers using Entity Framework and work extensively with MSSQL databases.
- Implement and configure Identity Management solutions, including modern OAuth2 flows.
- Collaborate within an Agile team environment, utilizing TFS/GIT for source control.
- Write clean, maintainable code and implement comprehensive Unit Tests (xUnit/nUnit).
- Participate in architectural discussions, advocating for SOLID principles and clean coding practices.
- Implement application logging and monitoring to ensure system health and performance.

Requirements:
- 8+ years of professional experience with both .NET Framework and .NET Core with 3 years in a leadership role.
- Proven, hands-on experience developing and hosting REST-based APIs in IIS.
- Strong practical experience with Entity Framework and MSSQL.
- Experience with Identity Management configuration and modern authentication protocols (OAuth2).
- Experience in developing Windows Services or similar long-running backend processes.
- Exposure to application logging and monitoring tools.
- Experience with Azure cloud services, particularly Azure FunctionApps.
- Knowledge of SOAP-based web services.
- Experience configuring FIDO authentication is a significant plus.
- An Azure certification is highly advantageous.

Apply now!

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For more information contact:
Samkelisiwe Makhanye
Recruitment Consultant

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