> Markdown version of [/jobs/ext/1334561-senior-web-application-developer-asp-net-mvc-us-citizenship-required](https://www.wearedevelopers.com/jobs/ext/1334561-senior-web-application-developer-asp-net-mvc-us-citizenship-required). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Web Application Developer (ASP .NET MVC) - US Citizenship Required - **Company:** EXOR Solutions Incorporated - **Location:** Springfield, VA, United States - **Experience:** Expert - **Salary:** $110,000.0 - $130,000.0 - **Contract:** Permanent contract - **Skills:** ASP.NET, JavaScript (Programming Language), .NET Framework, Application Programming Interfaces (APIs), Agile Methodology, Amazon Web Services, ASP.NET MVC Framework, Unit Testing, Microsoft Azure, Bootstrap (Software), C Sharp (Programming Language), Cascading, Cascading Style Sheets (CSS), Cloud Computing, Software Quality, Code Review, Computer Programming, Databases, Continuous Integration, Relational Databases, Software Debugging, Web Development, Distributed Systems, Github, Revision Control Systems, Design of User Interfaces, Windows Communication Foundation, PostgreSQL, Microsoft Visual Studio, Microsoft SQL Server, Team Foundation Server, MongoDB, MySQL, Model View Controller (MVC), Oracle (Applications), Systems Development Life Cycle, Software Engineering, PL-SQL, SQL Databases, Subversion, Systems Architecture, TypeScript, UML, Web Applications, Extensible Markup Language (XML), Data Storage Management, ReactJS, Backend, SC Clearance, AngularJS, Information Technology, Front End Software Development, Restful APIs, Software Version Control, Microservices - **Published:** July 18, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=898512f9d37e99c9 ## About the Role * Recent 8+ years of ASP.Net C# MVC-based web development experience using Visual Studio 2017 or higher. * 5+ years of .Net Core/Standard development experience. * 5+ years of experience with Agile development methodologies, including participation in sprints, backlog grooming, and Agile ceremonies. * Experience as a developer in a software environment that supported more than 10,000 users and a Relational Database Management System (RDBMS) with more than 250 tables and 1 million total rows. * Significant recent Java Script development experience. * Significant development experience with Cascading System Sheets (CSS). * Experience with relational data models and SQL. * Experience with XML and programming libraries for XML manipulation. * Agile project and development experience utilizing Team Foundation Server. * Ability to quickly deliver small projects, and to frequently transition between projects and applications. * Experience in packaging and delivering software and documentation to a production environment. * Excellent communication skills. * Must be a U.S. Citizen and have an active Secret clearance. * Applicants selected will be subject to a Government security background investigation and must meet eligibility., * Bachelor's degree in Computer Science, Engineering, or a related field (12+ years of demonstrated experience may be substituted) ## Description We are seeking a highly skilled and motivated Senior Web Application Developer with expertise in ASP.NET MVC to join our dynamic development team. This role is pivotal in designing, developing, and maintaining robust web applications that meet complex business requirements. The ideal candidate will possess a strong background in software engineering, system design, and front-end development, with a passion for creating scalable, efficient, and innovative solutions. US Citizenship is required to ensure compliance with security protocols and project specifications. Join us to contribute to impactful projects and advance your career in a fast-paced, collaborative environment., * Develop new features or enhance the existing features of web applications using ASP.NET MVC framework, ensuring high performance and responsiveness. * Collaborate with cross-functional teams to gather requirements, define system architecture, and design scalable solutions utilizing UML for system modeling. * Develop and maintain backend systems, APIs, and services utilizing C#, WCF (Windows Communication Foundation), and RESTful API standards. * Implement front-end features using JavaScript frameworks such as React, Angular, TypeScript, Bootstrap, and HTML/CSS to deliver engaging user interfaces. * Integrate databases including Microsoft SQL Server, MySQL, PostgreSQL, MongoDB, and Oracle (PL/SQL) for efficient data storage and retrieval. * Conduct unit testing, debugging, code reviews, and participate in Agile software development cycles to ensure code quality and project timelines are met. * Design system architecture for distributed systems and microservices using cloud infrastructure like AWS or Azure to enhance scalability and reliability. * Utilize version control tools such as GitHub, TFS (Team Foundation Server), SVN (Apache Subversion), and Visual Studio for efficient source code management. * Support CI/CD pipelines to automate deployment processes ensuring continuous integration and delivery of applications. * Apply best practices in application design, security protocols, system design for system development, and SDLC (Software Development Life Cycle). ## Related Videos - [ChatGPT and Java: A Match Made in Heaven or Hell?](https://www.wearedevelopers.com/videos/536-chatgpt-and-java-a-match-made-in-heaven-or-hell) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [Great DevEx and Regulatory Compliance - Possible?](https://www.wearedevelopers.com/videos/1426-great-devex-and-regulatory-compliance-possible) - [Beyond UML: Making Sense of AI-Generated Code through Visual Architecture](https://www.wearedevelopers.com/videos/2102-beyond-uml-making-sense-of-ai-generated-code-through-visual-architecture) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Coding for Good: Achieving social change with an app](https://www.wearedevelopers.com/videos/1645-coding-for-good-achieving-social-change-with-an-app) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023)