Application Developer

Requirements

Must have:

- This role follows a hybrid working model, requiring 2–3 days per week in the Johannesburg office.

• 3+ years of professional software development experience - Strong hands-on experience with C# and .NET frameworks - Solid experience working with Microsoft SQL Server, including database design and query optimisation - Experience building, maintaining, and improving business applications - Familiarity with debugging, testing, and maintaining production systems - Experience with Windows Forms applications - Exposure to modernising legacy systems or migrating applications - Familiarity with frontend technologies or APIs - Experience working in agile or iterative development teams

Responsibilities:

- Build, maintain, and improve business applications - Debug, test, and maintain production systems - Work with C# and .NET frameworks - Design and optimise Microsoft SQL Server databases and queries - Support the modernisation of legacy systems or migration of applications - Collaborate within agile or iterative development teams

Company:

We are OfferZen, the developer jobs marketplace that reverses the job search process and connects developers with top tech companies that are eager to interview them. We provide upfront information about the tech stack, role, and salary so candidates can make informed decisions, and our personal talent advisors support salary benchmarks, interview preparation, and job offers. This role is based in Johannesburg with a hybrid working model, requiring 2–3 days per week in the office.