Senior Specialist Developer and Technical Lead

Overview

Senior Specialist Developer and Technical Lead Jobs in Johannesburg, South Africa at Nambiti Technologies

We are sourcing for a Senior Specialist Developer and Technical Lead role.

Roles and Responsibility:

• Application Development – Design, develop, and maintain web applications using Blazor (Server/Web Assembly), , and C# across both .NET Framework and Modern .NET).
• Legacy Modernisation – Maintain and optimise existing  applications while planning and executing migration paths to modern .NET standards.
• Database Management – Optimise complex queries, stored procedures, and schema designs in Microsoft SQL Server. Ensure data integrity and performance tuning.
• Web Integration – Build and consume RESTful APIs and Web Services to integrate internal and external systems.
• UI/UX Implementation – Develop responsive, user-centric web interfaces, where Blazor interop is required.
• Code Quality – Conduct thorough code reviews, unit testing, integrated testing and documentation to ensure high-quality, maintainable codebases.
• Application Development – Collaborate with business analysts and stakeholders to translate business requirements into technical specifications and scalable system designs.
• Application programming. Translation of high-level system design to application programs;
• Systems Enhancements – Where system enhancements are required, compile design documents and manage the changes throughout the system development life cycle;
• User Support – Provide user support and respond to user calls or issues logged with the Helpdesk;
• Document and manage system changes;
• Investigate, fix, test and migrate system bugs’ fixes through the prescribed change management procedures;
• Compile and/or update training manuals and participate in the actual user training.

Skills Required:

• Application development/programming experience on a Microsoft platform and using same tools as indicated below.
• Ability to work from detailed functional specifications, database designs and test scripts in order to complete development tasks and unit testing;
• A level of proficiency in Microsoft technologies used for application development in the Commission’s ICT environment (see table below);
• A high level of proficiency in writing Microsoft SQL queries, including sub queries and cursors;
• Familiarity with configuration management tools, design tools, debugging tools, and any other environment specific tools necessary to create, test, and implement an application;
• Ability to work effectively as part of a team in support of the team’s goals.
• Ability to communicate clearly – verbally and in written form;
• Ability and willingness to engage in formal and informal knowledge transfer; and
• Experience in troubleshooting and problem-solving technical issues.
  • Core Programming & Frameworks
  • net:
    Strong experience in maintaining and refactoring legacy .NET Framework applications.
  • C# / Modern .NET:
    Deep understanding of dependency injection, middleware, and the evolution from .NET Core to Modern .NET.
  • Web Technologies:
    Proficiency in HTML5, CSS3, Bootstrap, and asynchronous programming.

Data & Tools

• Microsoft SQL Server:
  Advanced SQL skills, indexing, and performance profiling.
• Version Control:
  Knowledge of Dev Ops.
• Dev Ops:
  Familiarity with CI/CD pipelines and IIS (Internet Information Services) deployment.

Title: Senior Specialist Developer and Technical Lead

Company: Nambiti Technologies

Location: Johannesburg, South Africa

Category: