Skip to main content
Posted 31 July, 2026

Sr Software Engineer (.Net) - Fixed Term

Five9
India, Chennai (Hybrid) Full Time
Reference: 102_699192_6130451004

We are looking for a Full Stack .NET Developer with strong expertise in Microsoft technologies and modern front-end frameworks. The role involves building scalable, high-performance web applications using ASP.NET, .NET Core, Web API, SQL, Angular, React and AWS following best engineering practices.

Key Responsibilities

  • Develop and maintain web applications using ASP.NET / .NET Core / Web API / SQL
  • Build responsive Single Page Applications using Angular and React
  • Design and consume RESTful APIs
  • Implement microservices and micro-frontend architectures
  • Write clean, maintainable, and testable code using SOLID principles and design patterns
  • Having experience in AWS cloud stacks, CI/CD Pipelines
  • Perform unit testing and support automated testing efforts
  • Collaborating with cross-functional and remote teams
  • Ensure application performance, security, and scalability

Required Skills & Experience

  • 5+ years of experience with Microsoft Technology Stack (ASP.NET, MVC, Web API)
  • Strong hands-on experience in React and Understanding of Angular framework for migration projects.
  • Experience on cloud technologies and its concepts most preferred AWS.
  • Proficiency in SPA architecture
  • Strong knowledge of HTML5, CSS3, JavaScript, JSON, jQuery
  • Experience with Relational Databases (MS SQL Server Preferred)
  • Solid understanding of Data Structures, Design Patterns, and SOLID principles
  • Knowledge of multithreading and performance monitoring
  • Experience with Unit Testing frameworks
  • Familiarity with Git or similar version control tools
  • Strong analytical, communication, and problem-solving skills

Preferred Skills

  • Experience with .NET Core, .Net Framework, React, Angular, AWS, MS SQL
  • Knowledge of BDD/TDD and UI test automation
  • Exposure to CI/CD and DevOps tools (Docker, YAML or similar)
  • Experience with application security tools
  • Strong UI/UX sensibility and attention to detail

Additional Information

  • Ability to work independently and in a fast-paced environment
  • Flexibility to collaborate across time zones when needed

Sign up for Job Alerts