Lead Developer – Apis

Network Recruitment; Gauteng; On-site; ZAR 800 000 - 1 100 000; Full time

Job summary

A leading tech recruitment agency in South Africa is seeking an experienced .NET Developer to design and maintain high-quality RESTful and SOAP-based APIs. The ideal candidate will have over 8 years of experience with .NET Framework and .NET Core, including leadership experience. Responsibilities include building Windows Services and collaborating within an Agile team. A strong practical background in Entity Framework and MSSQL is essential for this role.

Qualifications

• 8+ years of professional experience with both .NET Framework and .NET Core.
• 3 years in a leadership role.
• Proven experience developing REST-based APIs in IIS.

Responsibilities

• Design, develop, and maintain high-quality APIs.
• Build and manage Windows Services.
• Develop data access layers using Entity Framework.

Skills

RESTful APIs

SOAP-based APIs

Entity Framework

MSSQL

Microservices

OAuth2

Agile methodologies

TFS / Git

Azure services

Application logging

Job description

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 back-end 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!