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Senior Full-Stack .NET Developer

Johannesburg, Gauteng, South AfricaContractSeniorPosted Oct 22, 2026

Job description

Own the full stack. Shape the solution. Raise the bar. We’re looking for a senior, hands-on engineer who can design, build and support enterprise applications across the front end, API and database layers. This is a technical-lead role for someone who writes clean code, guides others, and takes ownership of what goes into production.

What you’ll do Design and develop enterprise web applications using C#, .NET and Angular Build and maintain REST APIs and system integrations Design and optimise SQL Server databases, queries and stored procedures Turn complex business requirements into maintainable technical solutions Write clean, responsive front-end components with Angular and TypeScript Investigate and resolve defects across the front end, API and database Lead architecture and design discussions Perform code reviews and raise engineering standards Mentor junior and intermediate dev Support testing, deployment, monitoring and production operations Spot technical debt, risks and improvement opportunities early Collaborate with product owners, analysts, testers, infrastructure teams and the business Produce clear technical documentation that others can actually use Requirements What you bring Matric + tertiary qualification 9+ years of professional software development experience 7+ years working with C# and the .

NET ecosystem Strong experience with Angular and TypeScript Solid skills in HTML, CSS and responsive design Strong practical experience with SQL Server and T-SQL Experience designing and consuming REST APIs Experience integrating multiple internal and external systems Understanding of authentication, authorisation and secure development Experience with Git-based workflows Proven ability to diagnose and support production applications Working knowledge of automated testing and code quality practices Experience working in Agile environments Highly desirable Azure services and Azure DevOps Docker and containerised workloads CI/CD pipelines Legacy application modernisation CQRS or similar architecture patterns Mobile development (Flutter, Ionic or similar) Node.

js or React Application observability, logging and performance monitoring Consulting or complex enterprise environment experience UI/UX or usability experience

Description copied from Sabenzait's careers page. Read the full posting before you apply.

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