Software Developer - Germiston

Introduction

Our client is seeking a hands-on Software Developer to join a small, established in-house development team.

The successful candidate will work closely with a senior developer to maintain, support and enhance a long-established business-critical application built primarily using C#, VB.NET and Microsoft SQL Server.

This role is particularly suited to a developer who enjoys understanding existing systems, troubleshooting complex problems and improving applications incrementally rather than working exclusively on greenfield development.

A significant part of the position involves working within an established codebase, resolving defects, improving system reliability and developing new functionality while maintaining compatibility with existing business processes.

Duties & Responsibilities

• Maintain and support an existing Windows-based business application.

• Diagnose, troubleshoot and resolve defects within C# and VB.NET applications.

• Develop and enhance functionality within the existing application architecture.

• Write, modify and optimise Microsoft SQL Server queries.

• Develop and maintain stored procedures, views and other database objects.

• Investigate user-reported system issues and provide effective resolutions.

• Assist with testing and deployment of application updates.

• Refactor and improve legacy code where appropriate while protecting system stability.

• Identify opportunities to improve application reliability, performance and maintainability.

• Document technical changes and contribute to internal knowledge sharing.

• Work closely with the senior developer to understand business processes and translate requirements into technical solutions.

• Participate in discussions relating to future system improvements and potential modernisation initiatives.

• Support ongoing maintenance and development of the existing codebase.

Desired Experience & Qualification

• 3+ years' software development experience  preferred.

• Solid development experience using  C# (.NET Framework / .NET) .

• Working knowledge of  VB.NET , including the ability to read, understand and maintain existing VB.NET code.

• Strong experience working with  Microsoft SQL Server .

• Good understanding of:

• Stored procedures

• SQL views

• Joins

• Query optimisation

• Transactions

• Data integrity

• Experience maintaining, supporting or extending existing or legacy applications.

• Experience troubleshooting and debugging complex software issues.

• Familiarity with source control systems such as  Git  or similar.

The following would be beneficial

• Experience developing or supporting  Windows desktop applications , including WinForms or WPF.

• Experience within manufacturing, logistics, ERP or operational business environments.

• Exposure to reporting tools and reporting solutions.

• Experience with application modernisation or migration projects.

• Basic understanding of networking, application deployment and related infrastructure processes.