Senior.Net and Blazor Developer

Recruiter

IOCO

Job Ref

2429943710

Date posted

Thursday, June 4, 2026

Location

Cape Town, South Africa

SUMMARY

POSITION INFO

We are looking for a Senior 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

• 10 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
• Blazor Framework
• 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 Ecosystem
• Azure B2C for authentication and authorization.
• Azure Blob Storage for file handling.
• 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