Senior .Net Developer

iDbase Software; South Africa; Remote; ZAR 900,000 - 1,500,000; Full time

Job summary

iDbase Software in South Africa is seeking a Senior .NET Developer to design, build, and maintain enterprise-grade applications using C#, .NET Core, and Blazor Server/WASM.

You will champion clean code, secure practices, and scalable architectures while mentoring teammates and collaborating with UI/UX designers, QA, and product managers.

Qualifications

• 7 years of overall software development experience, with 5+ years in modern .NET technologies.
• Deep expertise in C# and .NET Core development.
• Solid experience with Blazor Framework (Server and WASM).
• Proficiency building reusable UI components using Fluent UI or MudBlazor.
• Experience with Entity Framework Core, LINQ, and DB migrations.
• Hands-on with Azure services (B2C, Blob Storage) and Azure DevOps.
• Familiarity with MediatR and CQRS patterns.
• Strong secure coding, logging, and error-handling practices.
• Experience in Agile/Scrum environments; leadership experience.

Responsibilities

• Design, develop, and maintain scalable web applications using C#, .NET Core, and Blazor (Server and WASM).
• Build and enhance component-based UIs using Fluent UI (preferred) or MudBlazor, ensuring reusability and performance.
• Develop back-end services using ASP.Net Core following clean architecture principles.
• Integrate with Azure B2C for authentication and manage secure file transfers using Azure Blob Storage.
• Implement Entity Framework Core for data persistence, including LINQ queries and database migrations.
• Build CQRS-based request pipelines using MediatR.
• Implement robust audit logging, error handling, and security mechanisms.
• Contribute to CI/CD processes using Azure DevOps for seamless builds, testing, and deployments.
• Collaborate with cross-functional teams including UI/UX designers, QA engineers, and product managers.
• Stay up-to-date with evolving tech stacks and mentor junior developers.

Skills

C# programming

NET Core

Blazor

Azure

SQL / EF Core

Leadership

Agile/Scrum

RESTful APIs

Tools

Fluent UI

MudBlazor

Azure DevOps

Azure B2C

Azure Blob Storage

Entity Framework Core

MediatR

CQRS

ASP.NET Core

Blazor Server

Blazor WASM

SQL Server

Job description

JOIN A TEAM OF CURIOUS MINDS, PROBLEM-SOLVERS, AND INNOVATORS DRIVING HIGH-IMPACT CHANGE FOR OUR CLIENTS, COMMUNITIES, AND THE WORLD.

We’re excited for new talent!

Our goal is to recruit and build an exceptional cadre of professionals who are passionate about doing work that matters. Successful candidates are placed into a niche practice area that best suits their skill set, interests and personal capability.

Opportunities do not follow a set timeline. Instead, opportunities at this level are advertised when they become available on an ongoing basis.

Your application must consist of:

• A copy of your identity document or passport
• Copies of all academic certificates obtained.

Process:

• The application is received and screened against required skills, competencies and experience
• The candidate is required to complete a technical case study
• Face-to-face and online psychometric assessments are conducted
• An interview is conducted
• Credential checks and references are completed
• If the candidate is successful, an offer of employment is made.

We are looking for a Senior .Net Developer who has evolved with the tech landscape, demonstrating strong adaptability and deep development knowledge. You’ll play a key role in designing, building, and maintaining enterprise-grade applications using modern .Net technologies—particularly with C#, Blazor, and the Azure ecosystem. If you thrive on clean code, secure practices, reusable components, and scalable architectures, this role is for you.

What you'll do:

Design, develop, and maintain scalable web applications using C#, .NET Core, and Blazor (Server and WASM).

Build and enhance component-based UIs using Fluent UI (preferred) or MudBlazor, ensuring reusability and performance.

Develop back-end services using ASP.Net Core, following clean architecture principles.

Integrate with Azure B2C for authentication and manage secure file transfers using Azure Blob Storage.

Implement Entity Framework Core for data persistence, including LINQ queries and database migrations.

Build CQRS-based request pipelines using MediatR.

Implement robust audit logging, error handling, and security mechanisms.

Contribute to CI/CD processes using Azure DevOps for seamless builds, testing, and deployments.

Collaborate with cross-functional teams including UI/UX designers, QA engineers, and product managers.

Stay up-to-date with evolving tech stacks and mentor junior developers.

Your Expertise:

7 years of overall software development experience with at least 5+ years working with modern .NET technologies.

Deep expertise in C# programming and .NET Core development.

Solid experience with Blazor Framework, including Blazor Server and Blazor WebAssembly.

Proficient in creating modular, reusable UI components using Fluent UI or MudBlazor.

Skilled in Entity Framework Core, including writing LINQ queries and handling DB migrations.

Hands-on experience with Azure services, particularly Azure B2C, Blob Storage, and Azure DevOps.

Familiarity with MediatR and CQRS design patterns.

Strong understanding of secure coding practices, including audit logging, secure file transfers, and error handling.

Excellent problem-solving skills and a proactive attitude toward learning and applying new technologies.

Experience working in Agile/Scrum environments.

Prior involvement in enterprise-grade software projects.

Contributions to open-source or developer communities.

Proven experience filling a leadership role.

Technical overview of the required skills:

C# and .NET Core

Deep understanding of C# is foundational.

Familiarity with ASP.NET Core for back-end services

Proficiency in both Blazor Server and Blazor WebAssembly (WASM).

Understanding of component-based architecture and lifecycle

UI Libraries and Design Systems

Experience with Fluent UI (preferred) or MudBlazor

Ability to build reusable UI components like grids, buttons, and menus

Entity Framework Core

For data access and ORM (Object-Relational Mapping).

Includes DB migrations and LINQ queries

Azure B2C for authentication and authorization.

Azure DevOps for CI/CD pipelines and deployment

MediatR and CQRS

Implements Command Query Responsibility Segregation (CQRS) patterns for request handling

Security and Logging

Audit logging of database changes.

Secure file transfers and error handling

We don’t feel that you need to go to an office every day to have impact, but we do want our team members to have options.

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