Johannesburg: IT Systems Developer (Software Developer/Full Stack Developer)

Minimum Requirements: Degree/Diploma in Computer Science, Software Engineering, Development, or equivalent experience preferred In the absence of a qualification and/or equivalent experience: Experience must display Applicant competency in enterprise systems management; solution development & systems integration related to the required job specification 3 to 5 years experience in software development – bonus if in C#, .NET Core / .NET 8 Practical experience with one or more modern frontend framework e.g. Next.js, Angular, React, Flutter, etc. Experience with Azure Cloud Services – Bonus if experience includes Microsoft Business Central Management / development Solid understanding of relational databases – SQL Server / PostgreSQL including database / Schema design, function scripting, redundancy, performance, etc. Exposure to enterprise integration (ERP, workflow, or planning systems) Experience with CI/CD management, and modern deployment practices Strong problem-solving skills and ability to deliver reliable, scalable solutions Responsibilities: Develop and maintain robust backend services using .NET 8 (C#) and Entity Framework Core Build and enhance the Angular frontend application for the HC portal Design and maintain REST APIs and service integrations (ERP, planning, CRM systems) Develop long-running background processes and task orchestration using Azure Service Bus or similar message/event queue services Manage and optimise SQL server/PostgreSQL databases. Including Schema design, query performance management, replication & access management Manage, implement and maintain application servers (hosted & local) Implement and maintain application logging, monitoring, and diagnostics Collaborate with Project Stakeholders to design scalable and maintainable modules Mentor Junior Developers and review code for quality and performance Write and maintain clear technical documentation where necessary Tech Stack & Tools: Core: .NET 8 (C#), EF Core, Angular, TypeScript, HTML5, SCSS, PostgreSQL Cloud: Azure App Service, Azure Service Bus, Azure Storage, Azure Active Directory Integration: REST APIs, JSON, Swagger DevOps: GitHub, Azure DevOps, Docker TO APPLY: Only if you meet the minimum job requirements and experience as mentioned above, you may submit a detailed updated CV. Please Apply Online and complete your registration via our website to enable and protect you as a candidate and to accept the new POPIA terms and conditions. This will then create your permanent profile with which you can apply for all jobs as advertised by AJ PERSONNEL. However, you may remove your profile from AJ PERSONNEL when you are no longer in the job market. Please take note that the applicants who do not adhere to the minimum requirements will not be considered for the respective position. Note our clients may expire jobs at their own discretion. AJ PERSONNEL will only respond to shortlisted candidates. If you have not received a response within two (2) weeks from applying, your application was then unsuccessful for that specific position, however your profile remains on our system for future opportunities.