Top Senior .NET Developer Jobs

Develop distributed, scalable web applications using the Microsoft technology stack, including C#, ASP.NET MVC, and Web API. Build front-end experiences with HTML5, JavaScript, and Bootstrap; diagnose complex system issues; maintain quality; communicate effectively; and manage project timelines and scope. Agile development familiarity is helpful. The role requires a bachelor’s degree in Computer Science or equivalent experience and 5–7 years of industry experience.

Develop and maintain software applications using ASP.NET, C#, and Microsoft .NET technologies. Apply object-oriented programming and work with SQL Server, JavaScript, AJAX, XHTML, Visual Studio, and Team Foundation Server. The role requires software development experience and may support safety and graphics business applications, with motor vehicle industry experience preferred.

Develop and support ASP.NET applications, using relational databases and enterprise application technologies. The role requires strong SQL Server skills, logical analysis, attention to detail, and the ability to understand business processes. Preferred experience includes MVC, WCF, dependency injection, ORM frameworks such as NHibernate or Entity Framework, and unit testing with NUnit and Moq.

Develop and maintain ASP.NET applications for enterprise clients. Responsibilities require strong relational database and SQL skills, experience with MVC and WCF, familiarity with IoC, dependency injection, and ORM technologies, and unit testing using NUnit and Moq. The role also involves analyzing business processes, prioritizing critical issues, drawing accurate conclusions, and delivering detail-oriented, logically sound solutions.

Develop web applications using Microsoft Visual Studio and manage databases, reports, and SSRS packages with Microsoft SQL Server. Migrate ASP.NET applications from Visual Studio 2003 to Visual Studio 2010 and apply Agile software development practices. This is a five-month contract position based in Fort Worth, Texas.

Develop software applications using ASP.NET, C#, and Microsoft .NET technologies. The role requires collaborating with development tools and platforms including Visual Studio and Team Foundation Server, with preferred experience in SQL Server, XHTML, JavaScript, and AJAX.

Develop enterprise business applications in a Microsoft environment using .NET, AngularJS, JavaScript, jQuery, HTML5, CSS3, Bootstrap, Entity Framework, and SQL Server. Responsibilities include developing stored procedures, applying ORM technologies, and using TFS and VSTS for version control, builds, and task management.

Develop distributed and scalable web applications using the Microsoft technology stack. The developer will work with C#, ASP.NET MVC, Web API, Angular, HTML5, and JavaScript; diagnose complex system issues; collaborate effectively; maintain high quality standards; and manage timelines and scope to complete projects on schedule.

Design, develop, and support scalable cloud-based full-stack applications using React and .NET. Build AWS Lambda serverless services, develop APIs and backend services, and contribute to architecture, code reviews, testing, and production support. Collaborate remotely with product, engineering, and technical teams while applying modern software development practices.

Develop and maintain scalable cloud-native applications using .NET Core, C#, Next.js, React, and AWS. Build APIs and microservices, create responsive front-end experiences, participate in technical design and code reviews, troubleshoot production issues, and contribute to automation, CI/CD, and DevOps initiatives while ensuring performance, security, and maintainability.

Develop, test, deploy, and maintain full-stack web applications using .NET and React. Design scalable front-end and back-end solutions, troubleshoot technical issues, participate in code reviews, and follow software development best practices. Collaborate with designers, product managers, and developers throughout the software lifecycle. The role requires onsite work in Washington, DC and an active Top Secret clearance.

Leads the design, development, testing, and delivery of enterprise-scale full-stack healthcare technology solutions. Develops C# and .NET applications, APIs, microservices, databases, and user interfaces; contributes to architecture and technical direction; ensures secure coding, automated testing, monitoring, and operational excellence. Conducts code reviews, mentors developers, troubleshoots production issues, and promotes engineering best practices across Agile/Scrum teams.

Develop and maintain modern, data-driven full-stack .NET web applications using C#, ASP.NET MVC, Oracle SQL, PL/SQL, and Oracle APEX. Responsibilities include architecture, coding, testing, integrations, troubleshooting, root-cause analysis, performance improvements, source control, documentation, and solution design. The role collaborates with internal customers, supports process improvements, and follows software development standards.

Design and develop event-driven microservices, RESTful APIs, and full-stack features using C#, .NET, React, and Azure. Build scalable cloud-native solutions, write secure and tested code, conduct reviews, troubleshoot applications, and collaborate with cross-functional teams. The role includes decomposing requirements, maintaining documentation, mentoring junior developers, supporting integrations, and optimizing distributed systems while managing multiple priorities.

Design, develop, and maintain scalable enterprise web applications using React, JavaScript or TypeScript, C#, and .NET. Build responsive interfaces, backend APIs, microservices integrations, and Azure cloud solutions. Participate in architecture discussions, code reviews, Agile ceremonies, troubleshooting, performance optimization, application security, and CI/CD deployment processes while collaborating with stakeholders, QA, product owners, and developers.

Design, build, test, and deploy enterprise .NET web applications; integrate generative AI features using AWS Bedrock and Anthropic Claude; use AI-assisted coding tools; maintain CI/CD pipelines in Azure DevOps/TFS; optimize backend/data access and collaborate with architects, PMs, and analysts on solution delivery.

Design, build, test, and maintain full-stack web applications using .NET/C# and SQL. Optimize T-SQL, create technical documentation, write user stories, conduct unit testing, estimate work, and collaborate with users and teams for enhancements and issue resolution.

Develop full-stack web applications using ReactJS, Redux, JavaScript, C#, and ASP.NET Web API. Build front-end integrations with microservices, REST APIs, GraphQL APIs, third-party libraries, and database-driven applications. Implement asynchronous programming and state management, apply modern web security practices, and work with relational and non-relational databases including NoSQL, Elasticsearch, and time-based databases.

Develop enterprise-grade, high-availability, multi-tiered web applications using Microsoft .NET and C#. Analyze requirements, design software frameworks, apply object-oriented programming and design patterns, and collaborate with teams and customers. Build SSIS data integration and ETL solutions, configure IIS, install applications on Windows Server, and work with Oracle, DB2, and SQL Server databases. Apply SDLC, Agile/Scrum, quality management, and strong communication skills.

Develop, enhance, and maintain .NET/ASP.NET applications (Concorde framework and legacy systems) for DEA in classified and unclassified environments. Participate in Agile ceremonies, package and deploy software to production, apply DevSecOps principles, and collaborate across teams to support large-scale RDBMS and user bases.

Responsible for architecting and developing .NET web applications, defining product requirements, managing technical direction, and mentoring team members.

Seeking a Dot Net Developer with extensive mortgage experience for technology and client interaction roles within the mortgage domain. Responsibilities include SDLC phases, business analysis, and data analytics.

Seeking a Sr. .Net Developer/Architect with expertise in Share Point API and experience with SQL Server, VB.Net, and C#. Strong focus on full SDLC lifecycle of ASP.Net applications.

Responsible for designing, developing, and maintaining VB.NET/C# applications, including database design, during an agile SDLC. Duties include coding, testing, and mentoring other developers.

The Full Stack .NET Developer will design, code, test, and implement software solutions, ensuring compliance with architectural standards while collaborating with clients and team members.