C# Developer

Apply before Mar 05 2026 | 53 Days left

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Vacancy Details

Employer: Crayon Technologies (Pty) Ltd

Note: This role is for one of our clients. While we do track apply clicks, you'll need to complete the quick steps on Crayon for your application to be considered.

How you'll role

As a C# Developer, you will engage in the creation and modernization of software applications to drive business goals. Your primary focus will be on developing high-quality, scalable, and maintainable software solutions using the latest technologies and frameworks. You will collaborate with cross-functional teams to design applications, implement business logic, and ensure performance, quality, and responsiveness of applications. This role requires a proactive approach to problem-solving and the ability to handle multiple tasks efficiently.

What you'll do

  • Design, build, and maintain efficient, reusable, and reliable C# code
  • Ensure best possible performance, quality, and responsiveness of applications
  • Identify bottlenecks and bugs, and devise solutions to mitigate and prevent these issues
  • Help maintain code quality, organisation, and automation
  • Collaborate with teams to enhance the existing systems and develop new features

 

Required Skills

  • Entity Framework: 5 to 6 years
  • Unit Testing: 5 to 6 years
  • C# 10/11+: 5 to 6 years
  • .NET 6/7+: 5 to 6 years

Candidate Requirements

What you'll need

  • Experience with C# 10/11+
  • Advanced knowledge in async/await, LINQ, generics, delegates, events, pattern matching, records, tuples
  • Proficiency in .NET 6/7+ and familiarity with .NET Framework & .NET Core
  • Experience in developing web applications using ASP.NET Core MVC and Web API
  • Experience in Windows desktop applications development using WPF, WinForms, UWP
  • Strong understanding of OOP & Design Patterns, including Singleton, Factory, Repository, Dependency Injection, Observer
  • Hands-on experience with asynchronous programming & concurrency using Task Parallel Library (TPL), async/await
  • Knowledge in ASP.NET Core / MVC / Web API
  • Proficiency in Entity Framework Core / EF 6 including ORM, migrations, performance tuning
  • Experience with Blazor / Razor Pages for modern UI development
  • Familiarity with Unit Testing & TDD using xUnit, NUnit, MSTest, Moq
  • Experience with logging & monitoring using Serilog, NLog, Application Insights
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