Senior Full-Stack Architect: Cloud, AI & Enterprise Systems

Network Finance; Gauteng; On-site; ZAR 900,000 - 1,500,000; Full time

Job summary

Network Finance is seeking a senior full-stack developer in Gauteng, SA, to design, build, and maintain enterprise applications using C#, .NET, and TypeScript. You will develop RESTful APIs, lead integrations with cloud services, and ensure secure data handling.

You will mentor junior developers, contribute to architectural decisions, and drive quality with automated testing and secure coding practices. A strong background in SQL and ORM is required.

Qualifications

• Expert-level C# in web and enterprise app development.
• Strong .NET Framework, .NET Core, ASP.NET Core expertise.
• Advanced TypeScript for scalable front-end apps.
• HTML5 and CSS3 proficiency.
• RESTful APIs design, security, and scaling.
• OAuth2 / OIDC and token-based security.
• Experience with system integrations.
• Advanced SQL and ORM (EF) experience.
• Secure coding, OWASP Top 10, data protection, POPIA compliance.

Responsibilities

• Design, develop, and maintain front-end and back-end application components across a full stack.
• Lead API development and system integrations with third-party and cloud services.
• Develop and optimize SQL queries, procedures, and database structures.
• Provide technical leadership, code reviews, and mentorship.
• Ensure quality through unit, integration, and performance testing.

Skills

C#

.NET

TypeScript

HTML5

CSS3

RESTful APIs

OAuth2

OIDC

SQL

Entity Framework

ORM

Security

POPIA

Azure

AWS

CI/CD

Git

Agile

LLM API

AI tooling

DevOps

Angular

React

Vue.js

Education

Bachelor's degree in Computer Science, Information Technology, Engineering, or related

Tools

Azure DevOps

GitHub

CI/CD pipelines

Job description

Network Finance is seeking a senior full-stack developer in Gauteng, SA, to design, build, and maintain enterprise applications using C#, .NET, and TypeScript. You will develop RESTful APIs, lead integrations with cloud services, and ensure secure data handling.

You will mentor junior developers, contribute to architectural decisions, and drive quality with automated testing and secure coding practices. A strong background in SQL and ORM is required.