Senior Full Stack Leader: Architect, Mentor, On-Site

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

Job summary

Network Finance is seeking a Senior Full Stack Developer to join their on-site team in Sandton. You will design, build, and maintain enterprise-grade systems that support automation, analytics, and operational platforms.

This role requires architectural depth, strong hands-on programming in .NET and front-end tech, and the ability to mentor other developers while delivering high-quality software. On-site, five days a week, in Sandton.

Qualifications

• Bachelor’s degree in Computer Science, Information Systems, or related field.
• 7+ years software development experience.
• Front-end: Razor, HTML5, JavaScript, Bootstrap, CSS, UI libraries (Syncfusion, Telerik), Tailwind.
• Back-end: ASP.NET Core, C#, LINQ, APIs, ORMs, SOLID principles.
• Architecture: Clean Architecture, Microservices, CQRS, Event-driven, Modular/Monolithic patterns.
• Other: Docker, IIS, CI/CD pipelines, Git, SQL.
• Experience in architectural decision-making.
• Ability to mentor team members.

Responsibilities

• Lead and guide developers across projects and technical tasks.
• Contribute to architectural decisions and system design.
• Build scalable, reliable front-end and back-end applications.
• Develop and integrate APIs and system components.
• Optimise performance, ensure security, and handle edge-cases.
• Deploy and maintain applications across multiple environments.
• Promote clean code and engineering best practices.
• Participate in Agile ceremonies and sprint planning.

Skills

Front-end stack

Back-end stack

Architectural patterns

DevOps basics

SQL

Education

Bachelor’s degree in Computer Science, Information Systems, or related field

Tools

IIS

Job description

Network Finance is seeking a Senior Full Stack Developer to join their on-site team in Sandton. You will design, build, and maintain enterprise-grade systems that support automation, analytics, and operational platforms.

This role requires architectural depth, strong hands-on programming in .NET and front-end tech, and the ability to mentor other developers while delivering high-quality software. On-site, five days a week, in Sandton.