Senior .Net Developer
ICONMA, LLC · Posted Nov 9, 2026
- Houston, Texas, United States
- Hybrid
- Senior
- 10+ years
Design and develop scalable, secure, and high-performance RESTful Web APIs and microservices using C#, .NET/.NET Core, ASP.NET Core Web API, and ASP.NET MVC Core.
Responsibilities
- Design and develop scalable, secure, and high-performance RESTful Web APIs and microservices using C#, .NET/.NET Core, ASP.NET Core Web API, and ASP.NET MVC Core, following a design-first/API-first approach and industry best practices.
- Own the end-to-end API lifecycle, including API contract/design, development, integration, testing, deployment, versioning, and support, with hands-on experience using Apigee for API management, security, policies, and gateway integration.
- Design and implement authentication and authorization for ASP.NET Core applications and REST APIs using OAuth 2.0, OpenID Connect (OIDC), JWT bearer tokens, claims-based authorization, RBAC, and enterprise identity providers such as Microsoft Entra ID.
- Demonstrate strong experience in microservices architecture, including service decomposition, reusable API design, error handling, logging, authentication/authorization, resiliency, and integration between distributed services.
- Work effectively within Agile/Scrum teams, participating in design reviews, code reviews, sprint planning, and technical troubleshooting while using Azure DevOps and Jira for source control, CI/CD, work-item tracking, and delivery management.