Top C# Jobs in Washington, DC

Develop and implement a modern web information portal using front-end technologies, ensuring compliance with UX and 508 standards. Collaborate with stakeholders and integrate systems while managing project timelines and quality.

Develop and maintain applications, manage infrastructure, implement system improvements, and interact with customers to ensure timely support ticket closures.

The Sr. .NET Developer will support business functions by developing, implementing, and maintaining application systems, focusing on BI tools and Web APIs.

The Oracle PL/SQL Developer will provide infrastructure and back-end support, perform application testing and installation, and support user community by resolving database issues and performing UNIX administration functions.

The SharePoint Consultant will design, develop, customize, and integrate SharePoint web portals, supporting applications development and workflows for clients.

The .Net Developer will support business functions by developing, implementing, and maintaining applications, collaborating in a Scrum Team, and ensuring software meets specifications.

As a Senior Full-Stack Engineer, you will build intelligent workflow solutions, integrate AI components with enterprise systems, and lead end-to-end service design.

Seeking experienced developers proficient in PHP, Java, Python, or C# for full-stack software development. Candidates must have good communication skills and the ability to obtain a Top Secret clearance.

Collaborate with stakeholders to create .NET applications, utilizing C#, Azure, and CI/CD for deployment while ensuring application performance.

The Lead Power Platform Developer/Architect will design scalable Power Apps solutions, lead technical teams, conduct architecture reviews, and ensure alignment with business objectives.

Responsible for designing, developing, testing, and managing application development projects, integrating third-party components, and implementing process improvements.

The Senior Software Engineer will develop and maintain applications, lead a team, integrate systems, and support application developers with a focus on high-quality solutions.

Lead the design and development of Windows desktop applications, enforce best practices, ensure accessibility, and manage the full feature lifecycle from conception to maintenance.

Design, develop, and maintain web applications using ASP.NET and C#, work with SharePoint for custom solutions, and optimize SQL Server databases.

The Senior Web Applications Developer is responsible for designing, developing, and maintaining software applications, focusing on ASP.NET, C#, and MS SQL Server, while providing production support and ensuring adherence to project requirements.

The Director of Engineering leads engineering initiatives, manages teams, drives product delivery, ensures compliance and reliability, while collaborating across departments in a fast-paced environment.

As an Advanced Software Engineer, design and develop scalable, secure software, mentor team members, and collaborate on projects involving cloud technologies.

The Sr. Full Stack Developer will design solutions, lead junior developers, develop web applications, and ensure compliance with government standards.

Join a team to modernize legislative tools for Congress, requiring 5+ years of full-stack experience with various programming languages and DevOps tasks.

The role involves designing, developing, and testing applications using .NET technologies, building APIs, and implementing AI/ML solutions. Responsibilities include contributing to architectural decisions and mentoring team members.

The Project Engineer will support C-UAS project execution, conduct technology surveys, and lead system integration efforts to meet DHS mission capabilities.

The GIS Enterprise Administrator will design, implement, and maintain enterprise GIS systems, ensure compliance, manage databases, and support web-based applications.

Lead the Retrieval Ingestion Team by designing high throughput ingestion pipelines, mentoring team members, and ensuring optimal data indexing and retrieval.

As a Staff Engineer, you will lead AI and autonomy software projects, mentoring engineers, developing C++ solutions, and collaborating with teams for integration and testing.

The role involves training large-language models to improve code generation, reviewing and editing AI-generated code, and providing feedback for reinforcement learning refinement.