Senior Integration Developer

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 peoples code making changes to test data etc.

Closing date: 10 April 2026

Vacancy type: Permanent

Hybrid working conditions the successful candidate must be based in Gauteng.

Vacancy open to people with disabilities.

Minimum 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 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

IBM MQ Client or similar queue services interaction.

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.

Experience of the following technologies:

In Depth C#.NET XML knowledge

DotNet 4.7.2

Integration experience (Web/RESTful services)

XML and JSON messages interaction.

Understanding of namespace management and utilization SQL and experience with a relational database (i.e. MS SQL 2008 onwards)

SoapUI/Postman

Visual Studio

SQL Server Management Studio 2012 upwards

SOAP/REST Services

IBM MQ Series Client interaction

Knowledge and experience of the following would be a plus:

MVC 5.2.7

Entity Framework 6.2.0

Jquery 3.4.1

Web API 5.2.7

JavaScript

CSS

HTML

Payment Systems

Personal Profile:

Self-starter and highly self-motivated with a strong sense of ownership and the ability to drive tasks and initiatives to completion.

Resilient and emotionally mature able to receive feedback constructively and not easily offended maintaining professionalism in all

interactions.

Calm and composed under pressure with the ability to work effectively in high stress environments while delivering consistent results.

Strong team player with experience collaborating across cross functional teams; prior experience in leading or mentoring development teams

is advantageous.

Excellent written and verbal communication skills with strong interpersonal abilities suited to both technical and non-technical stakeholders.

High attention to detail with a strong commitment to producing clean maintainable and high-quality code.

Proven ability to conduct root cause analysis in complex integrated environments especially under severe operational pressures.

Strong analytical and problem-solving skills with the ability to multitask and manage multiple priorities simultaneously.

Lifelong learner committed to ongoing professional development and staying current with evolving technologies and best practices.