Senior .NET Engineer — Lead Scalable Web & Cloud Apps

ATS Client; Cape Town; On-site; ZAR 900,000 - 1,300,000; Full time

Job summary

ATS Client is seeking a senior .NET Developer to design, develop and deliver scalable software across fintech, e‑commerce and healthcare domains. You will mentor junior engineers and help drive technical direction while collaborating with Product, Design, QA, DevOps, and leadership.

The role focuses on Microsoft technologies, cloud hosting on Azure, and modern SPA frontend work with React/Typescript. Strong SOLID practices and code quality are essential.

Qualifications

• 6+ years' experience with .NET stack.
• Experience with Azure and SQL/NoSQL databases.
• Experience with CMS like Umbraco or Optimizely.

Responsibilities

• Collaborate with business users to understand requirements.
• Architect, develop, test and support web and mobile apps.
• Provide accurate cost estimates.
• Conduct code audits and PR reviews.
• Mentor junior engineers and drive best practices.

Skills

Microsoft .NET

.NET Core

C#

JavaScript

Web API

Razor

HTML5

CSS3

SCSS

React

Typescript

Azure

SQL

NoSQL

Cosmos

Azure DevOps

Umbraco

Optimizely

SOLID

Agile SCRUM

Jira

Mentoring

Tools

Visual Studio

Git

Azure DevOps

Job description

ATS Client is seeking a senior .NET Developer to design, develop and deliver scalable software across fintech, e‑commerce and healthcare domains. You will mentor junior engineers and help drive technical direction while collaborating with Product, Design, QA, DevOps, and leadership.

The role focuses on Microsoft technologies, cloud hosting on Azure, and modern SPA frontend work with React/Typescript. Strong SOLID practices and code quality are essential.