Jobs

Senior .Net Developer – JHB at Optimal Growth Technologies

  • Job Type Full Time
  • Qualification Bachelors
  • Experience 8 years
  • Location Gauteng
  • City Johannesburg
  • Job Field ICT / Computer

Senior .Net Developer – JHB at Optimal Growth Technologies

Senior .Net Developer – JHB

Role Overview

  • We are seeking an experienced Senior .NET Developer to join our development team and lead the design, development, and optimization of robust, scalable enterprise applications. The ideal candidate is a hands-on technical expert with strong problem-solving skills, excellent architectural understanding, and the ability to mentor junior developers. You will be responsible for full SDLC delivery, high-quality coding, system integrations, and contributing to innovation across the technology landscape.

Key Responsibilities

  • Application Development & Architecture
  • Design, develop, and maintain high-performance applications using .NET technologies.
  • Lead technical design sessions and contribute to architectural decisions.
  • Build scalable, secure, and reliable backend systems and APIs.
  • Ensure adherence to best coding practices, performance optimization, and maintainability.
  • System Integration & Deployment
  • Develop and consume RESTful APIs, microservices, and integrations with third-party systems.
  • Collaborate with DevOps teams on CI/CD pipelines and automated deployments.
  • Technical Leadership & Collaboration
  • Mentor and support junior developers through code reviews and technical guidance.
  • Work closely with Product Owners, Business Analysts, QA, and UI/UX teams to deliver high-quality software.
  • Contribute to sprint planning, estimations, and agile ceremonies.
  • Quality Assurance
  • Perform unit testing, debugging, troubleshooting, and performance tuning.
  • Ensure code quality through peer reviews, refactoring, and adherence to SOLID principles.

Technical Skills

  • 8+ years of experience as a .NET Developer (C#, .NET Core/.NET 6+).

Strong experience with:

  • ASP.NET Core
  • Entity Framework / EF Core
  • REST APIs & Microservices
  • SQL Server / PostgreSQL
  • LINQ & asynchronous programming
  • Experience with cloud platforms (Azure, AWS, or GCPpreferably Azure).
  • Understanding of clean architecture, DDD, design patterns, and SOLID principles.
  • Experience with front-end technologies (Angular, React, or Blazor) is advantageous.
  • Experience working with Git, CI/CD pipelines, and containerization (Docker/Kubernetes) is a plus.

Soft Skills

  • Strong problem-solving and analytical mindset.
  • Excellent communication and collaboration skills.
  • Ability to work independently and take ownership of solutions.
  • Strong attention to detail and commitment to code quality.

Qualifications

  • Bachelors degree in Computer Science, Information Systems, Engineering, or related field (preferred).
  • Relevant Microsoft certifications beneficial but not required.

Method of Application

Interested and qualified? Go to Optimal Growth Technologies on www.careers-page.com to apply

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