Senior .Net Full Stack Developer

Boardroom Appointments; Cape Town; On-site; ZAR 700,000 - 1,100,000; Full time

Job summary

Boardroom Appointments is seeking a Senior .Net Full Stack Developer for a 6-month contract in Cape Town. You will design, develop and maintain web applications using .NET Core and ASP.NET, and build robust RESTful APIs.

Collaborate with Product Owners, BAs and UX/UI, participate in code reviews, mentor juniors, and contribute to DevOps pipelines with Azure DevOps, GitHub Actions or Jenkins. Strong OOP, design patterns and cloud experience preferred.

Qualifications

• 5+ years of experience as a Full Stack Developer with .NET focus.
• Bachelor's degree in CS/Engineering or related field.
• Cloud experience with Azure or AWS is a plus.
• Strong OOP, design patterns and testing mindset.

Responsibilities

• Design, develop, test, and maintain web apps using .NET Core/ASP.NET.
• Collaborate with Product Owners, BAs, and UX/UI designers.
• Develop RESTful APIs and integrate with external systems.
• Write clean, well-documented code following best practices.
• Participate in code reviews and mentor juniors.
• Troubleshoot, debug, and optimize backend and frontend performance.
• Implement unit tests and contribute to automated testing frameworks.
• Contribute to DevOps pipelines and CI/CD with Azure DevOps, GitHub Actions, Jenkins.
• Ensure application security, scalability, and reliability.

Skills

Full Stack .NET

RESTful APIs

Azure or AWS

CI/CD

Unit testing

Education

Bachelor's degree in Computer Science, Engineering, or related field

Tools

Azure DevOps

GitHub Actions

Jenkins

SQL Server

Entity Framework

Job description

About the job Senior .Net Full Stack Developer

Senior .Net Full Stack Developer - 6 Month Contract

Key Responsibilities

• Design, develop, test, and maintain robust and scalable web applications using .NET technologies (.NET Core, ASP.NET).
• Work closely with Product Owners, Business Analysts, and UX/UI designers to understand requirements and deliver high-quality software solutions.

Develop RESTful APIs and integrate with external systems and services.

Write clean, efficient, and well-documented code following best practices and coding standards.

Participate in code reviews, peer programming, and provide mentorship to junior developers.

Troubleshoot, debug, and optimize performance across both backend and frontend.

Implement unit tests and contribute to automated testing frameworks.

Contribute to DevOps pipelines and CI/CD practices using tools like Azure DevOps, GitHub Actions, or Jenkins.

Ensure application security, scalability, and reliability.

Required Qualifications & Experience

• Bachelors degree in Computer Science, Engineering, or related field (or equivalent work experience).
• 5+ years of experience as a Full Stack Developer with a strong focus on .NET technologies.

Databases: SQL Server, Entity Framework, LINQ

Solid understanding of object-oriented programming (OOP), design patterns, and best practices.

Experience with cloud platforms such as Microsoft Azure or AWS is a plus.

Strong problem-solving skills and ability to work in a fast-paced agile environment.