Top .NET Developer Jobs

Senior full-stack developer responsible for designing, developing, and maintaining .NET/Angular web applications. Tasks include adding features, bug fixes, performance tuning, troubleshooting complex issues, mentoring junior developers, supporting deployments, and ensuring security/compliance. Works in Agile teams, collaborates with architects, and may provide 24x7 production support.

Lead POC development for event-driven systems: build event emitters in .NET/Java, author CEP rules (Esper, Storm), modify rules engines (Drools/ODM), configure messaging (IBM MQ/MessageSight/Kafka), and support Hadoop/MapReduce big-data integration.

Senior .NET developer to deploy ASP.NET applications to Amazon Web Services, build real-time vessel tracking and reporting views, and work with C#, SQL Server, MVC, Windows Communication/Services, and firmware in an Agile environment. 6-month contract-to-hire based in San Diego.

Convert an existing Silverlight implementation into a single-page application using .NET and modern front-end frameworks. Work with VB.NET, SPA frameworks (RequireJS/Knockout/AngularJS), XAML/Silverlight/WPF, SOAP web services, Visual Studio and TFS. Familiarity with Oracle/PLSQL preferred. Must work independently, communicate clearly, and thrive in a fast-paced environment.

Contract .NET/Excel-Access developer to migrate and maintain Excel and Access applications: document functional requirements, design solutions, write VBA/macros, develop and test, deploy to test/UAT/production, and transition applications to client staff. Role requires knowledge of .NET/C#, Oracle, TFS and mortgage program compliance.

Convert an existing Silverlight implementation into a single-page application using .NET and front-end frameworks. Develop UI with HTML5/CSS3/JavaScript and framework libraries, work with XAML/Silverlight/WPF concepts, integrate SOAP web services, and use Visual Studio and Team Foundation Server for development and source control. Collaborate independently and apply strong problem-solving and communication skills.

Senior .NET full-stack developer responsible for custom application development, API integrations, database optimization, deployments, troubleshooting, performance, security, and production support using .NET/C#, ASP.NET Core, SQL, modern frontend frameworks, cloud, and CI/CD.

Lead technical teams to integrate multiple systems, designing and developing UI and middle-tier .NET applications. Responsibilities include team leadership (developers/testers), web service and WCF development, reusable UI modules, requirements management, scope control, issue and risk management, and owning SDLC activities.

Develop and support .NET/C# applications, build SOAP and RESTful web services, work independently in a consulting environment, facilitate meetings, and communicate technical solutions to stakeholders.

Senior full‑stack .NET developer to design, build, test, and deploy enterprise web applications. Responsibilities include frontend development with Angular, backend services in .NET Core, REST API integration, Azure cloud and microservices work, code reviews, mentoring, and participating in Agile/Scrum ceremonies. Onsite in Irving, TX; 12+ years required.

Design, develop, and scale cloud-native .NET applications and APIs on Azure. Build front-end pages and backend database objects, produce unit-tested code, implement RESTful and SOAP services, and participate in architecture and code reviews while leveraging automation and AI tools.

The Lead C# Web Developer will design and develop secure MVC applications, perform coding, testing, and debugging while enhancing web platforms and integrating with vendor systems.

Develop mobile user interfaces and build a mobile proof-of-concept. Requires mobile development background and experience working with Java and .NET technologies.

Design and document enterprise .NET solution architectures, assess business needs, produce current/future/transitional architecture models, guide regional teams, support solution delivery, and ensure alignment with enterprise standards for Financial Services projects.

Develop, design, and implement .NET applications; analyze requirements; write technical specs; code, test, and debug; lead migrations to production; document processes; mentor junior staff; provide production support and lead project tasks ensuring quality, security, and compliance.

Design, develop, test, debug, document, and implement moderately complex intranet web software and automation applications. Provide Windows Server administrative support across production, UAT, and development, participate in evening change windows, deliver technical recommendations for Revenue Assurance, and produce high-quality deliverables on multiple development projects.

Full‑stack .NET developer responsible for designing, developing, and maintaining internal and external enterprise applications across framework, middle-tier, and database layers. Troubleshoot performance and code issues, deliver high‑quality, test‑driven releases, and collaborate on fast delivery schedules with a cross‑functional web team.

Full‑stack senior .NET developer responsible for 80% hands‑on development, code reviews, mentoring, and 20% testing, deployment, and design. Deliver clean, well‑documented, high‑performance applications using C#, ASP.NET/MVC, SQL Server and UI libraries, integrate with web services, and guide teammates to robust solutions.

Develop and maintain .NET applications, cross-train on RPA tools (Automation Anywhere, Blue Prism), perform web development (HTML/CSS), use IDEs like Visual Studio/WebSphere, support process automation/integration projects, gather business requirements from clients, and travel frequently (50–70%). Must pass background and drug screening.

Maintain and support web services, Windows services, web applications, SQL databases and stored procedures. Certify environment upgrades, provide production support, and code/test fixes for production issues. Assist with project initiatives and collaborate with distributed teams; midrange/mainframe familiarity helpful.

Develop and maintain .NET/ASP applications using C# and SQL Server (2008-2012). Follow SDLC processes, communicate effectively, and perform self-monitoring, tracking, and reporting.

Develop and maintain ASP.NET web applications using HTML5, CSS3, JavaScript, jQuery and C#. Collaborate on UI/frontend implementation; contribute to application feature development and maintenance. Seattle-based permanent role requiring work authorization.

Develop and maintain full-lifecycle web applications from requirements through implementation, testing, training, and support. Build and improve custom software using ASP.NET, C#, WCF, WPF, Entity Framework, and SQL Server; design databases and implement stored procedures.

Design, develop, test, document, and implement C#/.NET applications per technical specifications. Interpret business requirements, produce architectural and technical documentation, create unit test plans and harnesses, estimate tasks, validate accessibility and secure coding, and collaborate with infrastructure/network/server teams to resolve application issues.

Develop and maintain .NET applications using C#, ASP.NET MVC, Web API, WCF, and SOA patterns. Build and optimize SQL Server stored procedures, implement LINQ queries, and integrate REST/SOAP services. Implement front-end scripting using JavaScript/jQuery and collaborate with stakeholders; strong communication skills required. 18-month C2C contract.