Senior Full Stack Developer (C#, ASP.NET, JavaScript) (Remote)

DataFin; Wes-Kaap; Remote; ZAR 1 384 000 - 1 732 000; Full time

Job summary

An innovative consultancy in South Africa is seeking a Senior Full Stack Developer to lead projects and mentor junior developers. In this hands-on role, you will work with C#, ASP.NET, and modern JavaScript frameworks to deliver impactful digital solutions for financial institutions. A minimum of 9 years in Full Stack Development and strong object-oriented design skills are essential for success in this position.

Qualifications

• Minimum 9 years of Full Stack Development experience.
• Strong OO Design chops and Software Engineering principles.
• Passionate coder with a product-minded approach.

Responsibilities

• Writing, testing, and deploying high-quality C# and ASP.NET code.
• Working across modern web frameworks like Angular, React, Vue.
• Leading architecture and solution design for major client projects.
• Mentoring Junior Developers and conducting peer reviews.
• Translating complex business needs into elegant, scalable code.

Skills

C#

ASP.NET

Entity Framework

JavaScript frameworks (Angular/React/Vue)

TypeScript

CSS

SQL Server

Source control (Git)

Azure cloud

Education

Degree in Computer Science or Engineering

Job description

Environment

Are you ready to do more than just write code? Our client is looking for a passionate Senior Full Stack Developer who’s not just a technical expert — but a builder, a mentor, and a visionary. This is your opportunity to join a fast-growing international consultancy, founded in the UK, that’s reimagining digital transformation for major financial institutions and multinationals across the globe.

Why This Role Rocks

You’ll be hands-on with cutting-edge technologies in real-world environments — no boring, back-office legacy systems here. You’ll collaborate with academic minds, consulting pros, and industry veterans to deliver actual impact, not just software. You’ll help shape the future of digital transformation through a powerful blend of innovation, agility, and deep domain insight.

Duties

• Writing, testing, and deploying high-quality C# and ASP.NET code.
• Working across modern web frameworks like Angular, React, Vue (JavaScript/TypeScript).
• Leading architecture and solution design for major client projects.
• Mentoring Junior Developers and conducting peer reviews.
• Translating complex business needs into elegant, scalable code.

Requirements

Tech Stack you’ll thrive in:

• C#, ASP.NET, Entity Framework.
• JavaScript frameworks (Angular/React/Vue), TypeScript, CSS.
• SQL Server and ORM experience.
• Source control expertise (Git, etc.).
• Azure cloud experience (a big plus!).

What they are Looking for:

• Degree in Computer Science, Engineering, or similar — or equivalent hands-on experience.
• Minimum 9 years of Full Stack Development experience.
• Strong OO Design chops and Software Engineering principles.
• Passionate coder with a product-minded approach.

Bonus Points for:

• Financial Services experience.
• Experience building scalable SaaS or enterprise solutions.
• Prior work with digital transformation platforms.