Pretoria, South Africa | Posted on 16/04/2026 Responsibilities/Tasks: Support existing and developing new functionality and components. Understand existing product and domain elements and work with business analysts to refine and implement new requirements. Refactor and improve the code to keep the product maintainable and adaptable to new requirements. Work effectively in a team environment and follow/develop product software development processes and standards. Evaluate and improve application performance, and high‑availability features. Create unit and integrated system tests to show that the developed functionality works as intended. Create technical documentation that explains how the various components of the system work and how to use them. Do root cause analysis on bugs to find and fix the cause of a problem in an integrated system. Build and deploy the system on an application server. Create and execute functional test scenarios (dev testing). Incorporate the work done by other developers and do whatever is necessary to get the system to work again with the changes, including debugging other people’s code, making changes to test data, etc. Requirements Relevant tertiary qualification in Information Technology or Computer/Engineering Sciences and/or matric with at least 8-10 years relevant experience as an Integration developer as part of a team in a software development environment. A strong knowledge of Microsoft .NET development toolsets in C# is essential. 5 years’ relevant experience as a Senior Integration Developer as part of a team in a software development environment, including the role as leading developer within a team. Experience with integration solutions utilizing both JSON and XML message exchange. Experience with XML messaging and schema validation. Ability to work in a team environment: Follow mentorship/provide team leader mentorship, collaborate on a common (UML) design model. A good understanding of the SDLC process, tools and techniques specifically as applied to software development methodology. In-depth ASP.Net, C#.NET, XML knowledge. DotNet 4.7.2 and Integration experience (Web/RESTful services). XML and JSON messages interaction. Understanding of namespace management and utilization of SQL and experience with a relational database (i.e. MS SQL 2008 onwards). SoapUI/Postman, Visual Studio. SOAP/REST Services. IBM MQ Series Client interaction. #J-18808-Ljbffr