Senior .NET Developer

  • Dar es Salaam, Tanzania
  • Full-Time
  • On-Site

Job Description:

Job Summary

Our client in the Information Technology industry is urgently seeking a highly experienced Senior .NET Developer with deep expertise in Blazor and .NET MAUI to join an existing development team working on a project with a strict delivery deadline.

Development is already underway, and the successful candidate will help accelerate delivery by quickly understanding the existing codebase, taking ownership of assigned modules, and delivering production-ready solutions with minimal supervision. Candidates must be able to contribute immediately without extensive training or onboarding.

Key Responsibilities

1. Software Development & Delivery

  • Design, develop, and deliver new functionality using C#, ASP.NET Core, Blazor, and .NET MAUI.
  • Take ownership of assigned development tasks and modules and deliver production-ready solutions.
  • Work alongside the existing development team to complete outstanding functionality.
  • Maintain high code quality while working within strict delivery timelines.

2. Codebase & Architecture

  • Quickly familiarize yourself with the application architecture and existing codebase.
  • Implement new features in line with established architecture, patterns, and development practices.
  • Develop and integrate RESTful APIs and data access layers using Entity Framework Core.
  • Work with relational databases, particularly SQL Server or PostgreSQL.

3. Integration, Testing & Deployment

  • Support system integration, debugging, testing, and deployment activities.
  • Identify, troubleshoot, and resolve technical issues efficiently.
  • Optimize application performance across web, mobile, and hybrid platforms.

4. Team Collaboration & Communication

  • Integrate quickly into the existing development team and follow established workflows.
  • Use Git and collaborative development practices, including code reviews and branching strategies.
  • Provide clear and regular progress updates to the project team and management.


Qualifications & Requirements

  • Bachelor’s Degree in Computer Science, Software Engineering, Information Technology, or a related field.
  • Minimum 8 years of professional software development experience, including extensive hands-on work in the .NET ecosystem (mandatory).
  • Advanced proficiency in C# and ASP.NET Core.
  • Deep practical knowledge of Blazor, including Server, WebAssembly, and Hybrid architectures.
  • Strong hands-on experience with .NET MAUI, particularly Blazor Hybrid applications.
  • Experience developing and integrating RESTful APIs.
  • Strong knowledge of Entity Framework Core and relational databases, particularly SQL Server or PostgreSQL.
  • Proficiency in Git and collaborative software development workflows.
  • Strong debugging, troubleshooting, and performance optimization skills.
  • Proven ability to work under pressure, meet aggressive deadlines, and contribute with minimal supervision.
  • Immediate availability or a very short notice period is highly preferred.


Key Performance Indicators

  • Timely delivery of assigned modules and features within project deadlines.
  • Quality, stability, and maintainability of delivered code.
  • Speed of onboarding and contribution to the existing codebase.
  • Resolution rate and turnaround time for bugs and technical issues.
  • Application performance and successful system integration and deployment.
  • Effective collaboration and regular, clear progress reporting.

Deadline:

16th November 2026