Senior C# Developer

Recruiter:

Network Recruitment

Job Ref:

BIT005180/RM

Date posted:

Thursday, November 13, 2025

Location:

Johannesburg, South Africa

SUMMARY:
Our client is looking for an experienced Senior C# Developer who’s passionate about clean code, architecture excellence and working in a collaborative, high-performing team environment.

POSITION INFO:
Key Responsibilities:

rchitect, design and develop high-quality applications using C# and .NET (Framework / Core)
Lead and deliver on complex features and system integrations, including APIs, microservices, and front-end/back-end coordination
Collaborate with product owners, UX/design teams, QA and DevOps to translate business requirements into technical solutions
Mentor and guide mid-level and junior developers: code reviews, best practices, pair programming
Maintain and improve code quality, performance and scalability through refactoring, profiling and testing
Participate in the full SDLC: requirement analysis, design, development, testing, deployment and maintenance
Drive continuous improvement: propose, evaluate and adopt new technologies, patterns and frameworks

Job Experience and Key Requirements:

5+ years of professional development experience primarily in C# and .NET (Framework and/or Core)
Strong mastery of object-oriented programming, SOLID principles, design patterns and clean architecture
Experience with web development frameworks: ASP.NET MVC / ASP.NET Core / WebAPI (RESTful)
Proficiency with relational databases (e.g., MS SQL Server) and data access technologies (Entity Framework, LINQ)
Familiarity with version control (Git), CI/CD pipelines, automated testing (unit/integration)
Excellent problem-solving, analytical and communication skills
Proven track record of delivering production-level software and working in agile/Scrum environments

Desirable Skills:

Experience with front-end technologies such as React, Angular or Blazor
Familiarity with cloud platforms (Azure, AWS, GCP) and containerisation (Docker, Kubernetes)
Exposure to microservices architecture, message brokers (e.g., RabbitMQ, Kafka)
Experience mentoring teams or leading technical initiatives

For more exciting IT vacancies, visit: />
We also specialise in recruiting for:

Software Developers (Back-End, Front-End, Full Stack)
Mobile Developers
Business & Systems Analysts
Data Scientists & Data Analysts
Big Data Professionals
Cloud Experts
Cybersecurity Specialists

If you have not received feedback within two weeks, please consider your application unsuccessful. Your profile will remain in our database for future opportunities.

For more information, contact:
Rethabile Moloi
Recruitment Researcher

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