Senior .NET Developer

Senior .NET Developer

LOCATION: Hanoi/HCMC

JOB DESCRIPTION 

We are looking for a Senior .NET Developer to join our team building the frontend/mobile side of a .NET MAUI-based HR
mobile solution for international clients. The ideal candidate is a senior C#/.NET developer with strong mobile development
experience (iOS/Android) and frontend development experience. The team works in an Agile/Scrum sprint model and
collaborates daily with colleagues in Australia.

  • Design, develop, and maintain the mobile application (iOS & Android) frontend/UI layer
  • Build responsive, high-quality UI screens and components following MVVM (or similar) patterns
  • Diagnose and resolve platform-specific issues (e.g. iOS/Android release-build crashes, SSL/TLS certificate validation,
    native handlers)
  • Integrate the mobile app with backend APIs provided by the backend team
  • Optimize app performance, responsiveness, and cross-platform consistency (iOS & Android)
  • Collaborate using Azure DevOps for work item tracking, CI/CD pipelines, and code reviews
  • Communicate directly with international clients/stakeholders (primarily Australian colleagues) to clarify requirements
    and provide status updates
  • Participate actively in Agile/Scrum ceremonies (sprint planning, daily stand-ups, sprint review, retrospective)
  • Write clean, testable, well-documented code and participate in code/architecture reviews

REQUIRED SKILLS AND EXPERIENCE 

  • Strong C#/.NET skills (5+ years of professional experience)
  • +2 years of experience in mobile development, working with iOS and Android applications (native or cross-platform)
  • Frontend development experience
  • Solid understanding of software design patterns, debugging, and performance troubleshooting
  • Experience consuming REST APIs, asynchronous programming (async/await), error handling, and network failure
    scenarios
  • Familiarity with Git-based workflows and DevOps/CI-CD pipelines (Azure DevOps preferred)
  • Experience working in Agile/Scrum sprint-based teams
  • Fluent working proficiency in English (spoken and written) — daily collaboration with Australian colleagues

PREFERRED SKILLS

  • Experience with .NET MAUI or Xamarin
  • Has published app(s) on both the Apple App Store and Google Play (please share links/portfolio)
  • Experience with .NET Core backend / Web API development
  • Experience with Syncfusion or similar UI component libraries
  • Prior experience working directly with overseas/Australian teams

BENEFITS 

  • Salary: Up to 60M (Gross)
  • Probation salary is 100% of official salary 
  • 13th-month salary and annual performance review
  • Bonus for special occasions each year (Labor Day, National Day, Solar New Year, Lunar New Year) 
  • Project Bonus 
  • IT Certificate allowance (AWS/Azure, OutSystems, Salesforce, PMP, Agile/Scrum) 
  • Health Care Insurance 
  • Social, health and unemployment Insurance following Government policy 
  • Enjoy company summer trips and other team-building activities held monthly and quarterly 
  • Work five days per week with flexible check-in time 
  • Professional, creative and dynamic working environment

CONTACT