Frontend Developer .NET / Blazor

Eastern Personnel Consultants / Oostelike Personeel Konsultante; Pretoria; On-site; ZAR 558,000 - 670,000; Full time

Benefits offered by this job

Provident fund

December annual bonus

Job summary

Eastern Personnel Consultants / Oostelike Personeel Konsultante in Centurion area seeks an experienced frontend developer with .NET/C# and Blazor focus to build and maintain enterprise UI for ERP/WMS and back-office systems.

The role requires Blazor WebAssembly/Server experience, API integration, and strong UI/UX sensibilities. Office-based, with no remote work, reporting to the CIO.

Qualifications

• 5+ years of professional experience in .NET / C# development.
• Frontend development experience using the Microsoft stack (Blazor) is required.
• Experience with REST APIs and JSON.
• UI/UX oriented, with component-based design.

Responsibilities

• Design, develop and maintain frontend UI for web-based business apps.
• Collaborate with backend developers to integrate frontend with services.
• Ensure code quality via peer reviews, refactoring and reuse.
• Create UI documentation including component specs and release notes.
• Support and maintain existing frontend apps ensuring stable production performance.
• Stay up to date with Blazor/.NET ecosystem and apply best practices.

Skills

Blazor

Frontend development

UI components

API integration

Git

CI/CD

UI/UX awareness

Education

Diploma or Degree in Information Technology or Computer Science

Tools

DevExpress

MudBlazor

IIS

Job description

• Benefits: Provident fund and December Annual bonus.

Employment: Full time, permanent position. Office based at Centurion | Midrand area in Gauteng. NO hybrid or remote work options.

Salary: R 50 000 - R60 000 CTC per month

Company benefits: Provident fund and December Annual bonus.

Essential Legal Requirements: Must be a South African born citizen with a Clean Criminal background and ITC (financial history) - checks will be done on shortlisted applicant.

Report to: CIO

Working hours: Monday to Friday, 08:00 to 17:00. This is an office based position at their Head Office based in Centurion | Midrand area.

Job Purpose:

• Minimum 5+ years’ experience in .NET / C# development, with a strong focus on frontend development using Blazor (Web Assembly preferred), and experience consuming APIs and working within modern development practices.


• Design, develop, and maintain frontend user interfaces and components for web-based business applications used across Head Office and Branch Offices.


• Translate functional, business, and design requirements into high-quality, scalable frontend solutions using Blazor and the Microsoft .NET stack.


• Develop clean, efficient, and maintainable frontend code following established coding standards, UI guidelines, and component-based best practices.


• Development of new UI features and enhancements for business systems (e.g., ERP, WMS, POS, Back Office applications).


• Support and maintenance of existing frontend applications, ensuring consistent behavior and minimal disruption to users.


• Integration of frontend components with backend APIs and services, collaborating with backend developers as required.


• Continuous improvement of frontend code quality through peer reviews, refactoring, and reuse of shared components.


• Create and maintain accurate frontend technical documentation, including component specifications, UI patterns, and release notes.


• Collaborate closely with backend developers, designers, and IT Operations to ensure smooth deployments, reliable production rollouts, and alignment between frontend and backend systems.


• Stay up to date with emerging frontend technologies and practices within the Microsoft ecosystem, particularly Blazor, .NET, and related UI frameworks.

Qualifications and or Experience:

• Diploma or Degree in Information Technology, Computer Science, Software Engineering, or equivalent relevant work experience


• 5+ years’ professional experience in .NET / C# development


• Frontend Developer with strong experience in the Microsoft stack


• C#


• .NET Framework (4.x and above)


• Blazor (WebAssembly preferred, Server exposure advantageous)


• Component-based UI development


• DevExpress and/or MudBlazor


• HTML


• CSS


• REST APIs (consumption and integration)


• JSON


• MVC (working knowledge / integration awareness)


• Git / version control


• Basic CI/CD awareness


• On-premises web application environments (IIS)


• Experience with enterprise-scale internal systems (ERP, WMS, POS, Back Office applications)


• Blazor WebAssembly (advanced usage or production experience)


• Blazor Server (working knowledge)


• DevExpress UI components


• Frontend architecture and reusable component design


• UI / UX awareness and usability-focused development


• Integration with backend services (ASP.NET Core / Web API)


• Legacy system UI modernization


• IIS (deployment and troubleshooting awareness)


• CI/CD pipelines (frontend build and release exposure)


• Automation or tooling to improve frontend developer productivity


• Continuous learning within the Microsoft / .NET ecosystem