ASP.NET jobs in Reston, VA

.Net/ASP.NET core Developer (USA citizens only) 100% Remote

Remote

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12d ago

USA Citizens only Job Title: .Net developerFederal clientLocation: Remote (USA)Duration: Long-Term ContractPosition OverviewSenior .NET Developer AWSStrong hands-on experience withC#, .NET Core,Core, REST APIs, and microservicesHands-on experience withAWS Lambda, Step Functions, DynamoDB, API Gateway, S3, RDS, SQS, and CloudWatchExperience withSQL/PostgreSQL, Kafka, Docker, CI/CD, and event-driven architecturesStrong understanding ofcloud architecture, application design, and development best

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Contract

Depends on Experience

Software Developer – Azure, ASP.Net

Remote

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12d ago

Role Description: The Software Developer works closely with the Technical Lead and Functional Lead to analyze functional requirements and implement effective programming solutions using .NET, ASP.NET, C#, SQL, and Azure technologies. Peer reviews of code are to be performed by all team members. The person in this role must have a strong knowledge of the languages and tools used in the development environment. This is not a client-facing role, but occasional interactions with clients will occur.

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Contract

Depends on Experience

.NET ASP.NET Developer - REMOTE

Remote or New Orleans, Louisiana

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Today

Req ID: 384836 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a .NET ASP.NET Developer - REMOTE to join our team in New Orleans, Louisiana (US-LA), United States (US). Day to Day Responsibilities: Developed and maintained full-stack web applications using SQL Server, .NET, Angular, and REST APIs.Designed and optimized c

Full-time

USD 68,076.00 - 118,188.00 per year

Senior .Net Application Developer (Secret clearance)

Reston, Virginia

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9d ago

Senior .Net Developer Arlington, VA or Merrifield, VA - ONSITE Secret Clearance is required to start Must be able to obtain DEA clearance 2-6 month process Responsibilities: Works in a collaborative team environment to develop and enhance code for applications built within the Concorde framework, ensuring high-quality and efficient solutions. Demonstrates strong expertise in Agile development methodologies through daily activities, including sprint participation, task execution, and adherenc

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Contract

Depends on Experience

Senior Software Engineer — UI/UX & Front-End Engineering

Reston, Virginia

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18d ago

Role: Senior Software Engineer with a UI/UX and front-end engineering Location: Remote Mode: Long Term Temp - 6 month renewals As a Senior Software Engineer with a UI/UX and front-end engineering focus, the candidate will be responsible for designing, developing, and maintaining accessible, user-centered interfaces for complex enterprise applications built on the ASP.NET MVC 5 technology stack. This role blends hands-on front-end coding with UI/UX design sensibility translating business and use

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Contract, Third Party

$60 - $70

AI Full Stack Developer - W2

McLean, Virginia

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9d ago

Job Title: AI Full Stack Developer Employment Type: Long-Term Contract Location : Mclean/ Vienna, VA Local Only Position Summary We are seeking a AI Full Stack Engineer to build and enhance modern web applications across frontend, backend, APIs, and databases. The ideal candidate is a strong developer who enjoys working across the technology stack, collaborating with cross-functional teams, and delivering high-quality software solutions using .NET, React, Python, and SQL technologies and Hands-o

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Contract

Depends on Experience

.NET Full Stack Engineer

Vienna, Virginia

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Yesterday

Hi, We currently have an exciting opportunity for a .NET Full Stack Engineer ( AI-assisted) with one of our direct clients. This is an onsite position based in Vienna, VA or Southfield, MI. Please let me know if you d be interested in discussing this opportunity further. Job Title: .NET Full Stack Engineer ( AI-assisted) Job Type: Contract Location: Vienna, VA or Southfield, MI (Onsite) Job Summary: We are looking for an experienced Senior.NET Full Stack Engineer with a strong background in des

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Full-time

Depends on Experience

Lead .Net Developer (Secret clearance)

Reston, Virginia

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9d ago

Lead .Net Developer Arlington, VA or Merrifield, VA - ONSITE Secret Clearance is required to start Must be able to obtain DEA clearance 2-6 month process Responsibilities: Lead a team of 5-7 developers in support of the mission with an ability to guide them on technical decisions, best practices, and team efficiencies Lead technical planning meetings Conduct peer code reviews and final code reviews Demonstrate soft skills in terms of professionalism, conduct and execution in a client-facin

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Contract

Depends on Experience

Sr .Net Developer

Hybrid in Vienna, Virginia

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9d ago

Role: .Net Developer (AI Enablement) Duration :: Contract Location: Vienna, VA Required skills : 12+ years of software development experience. Deepexpertisein Azure-native architectures: Azure Function Apps (isolated worker model), Azure SQL, Azure Service Bus, Azure AD / MSAL (OAuth2/OIDC)Strong C# .NET 8 Azure Functions, Entity Framework Core,xUnittesting, REST API designStrong React / TypeScript / Next.js 15 App Router, RTK Query, Tailwind CSS,componentlibrary patternsAzure SQL / SQL Serve

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Full-time

1,10,000 - 1,30,000

.NET Team Lead

Merrifield, Virginia

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Today

Location: Merrifield, VA Salary: $85.00 USD Hourly - $95.00 USD Hourly Description: The Judge Group is currently seeking a .NET Team Lead to support a newly awarded contract with the DEA. An active SECRET CLEARANCE OR HIGHER IS REQUIRED. THIS JOB IS FULLY ONSITE. W2 only, no third parties. Responsibilities: Lead a team of 5-7 developers in support of the Drug Enforcement Agency (DEA) mission with an ability to guide them on technical decisions, best practices, and team efficienciesLead techn

Contract

Compensation information provided in the description

Senior .NET Developer

Poolesville, Maryland

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Today

Andworx is seeking a Senior .NET Developer to play an important role in the development of mission and operational applications for a federal government agency. As Senior .NET Developer, you will be working on an Agile team that develops enterprise web applications using technologies that include ASP.NET, .NET CORE, .NET 6, MVC, Entity Framework, and Oracle and Azure DevOps. You will work with a team of developers, testers, business analysts, and stakeholders to develop solutions to customer req

Full-time

Sr. Full-Stack Developer

Washington, District of Columbia

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Today

Project Description : We are seeking an experienced Full Stack Senior Application Developer to join our development team, building and maintaining powerful web applications using a modern technology stack. This role contributes across the entire application lifecycle - from database design to front-end implementation. The ideal candidate will work collaboratively with developers, QA engineers, and business analysts in a fast-paced Agile environment to deliver high-quality software solutions.

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Full-time

Software Engineer

Suitland-Silver Hill, Maryland

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Today

Job ID: 2615790 Location: Suitland, MD, US Date Posted: 2026-08-18 Category: Software Subcategory: SW Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description ?Varen, an SAIC company is seeking an experienced Software Engineer to join our team. This position in located in Suitland, MD and requires an active TS/SCI with polygraph to be considered. Respon

Full-time

USD 160,001.00 - 200,000.00 per year

Sr. .Net Developer II

Reston, Virginia

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Today

Description: Hybrid 2-3 days in Reston, VA As Sr. .Net Developer II, you will serve as a senior full-stack engineer and technical lead, building and modernizing enterprise applications using .NET and React while driving architecture, development standards, tooling decisions, and engineering best practices. You will design APIs and services, integrate solutions across Microsoft 365, SharePoint, Teams, and the Power Platform, lead AI-enabled modernization initiatives, establish CI/CD processes,

Full-time

USD 145,000.00 - 165,000.00 per year

Web Application Developer with Polygraph

Herndon, Virginia

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Today

Job Title: Web Application Developer with Polygraph Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel: None * * * The Opportunity: CACI is seeking a Web Application Developer who will support our customer's go-to product for a high-profile delivery function and will provide the opportunity of experience with innovative and cross-fabric digital solu

Full-time

USD 120,800.00 - 265,800.00 per year

Senior Full Stack .Net Developer (onsite)

Washington, District of Columbia

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11d ago

Senior Full Stack .Net Applications Developer Washington, DC 100% Onsite Per Federal contract U.S. citizenship is required Must be able to obtain Public Trust clearance W2 or C2C Seeking an experienced Full Stack Sr Application Developer to join our development team. They will build and maintain powerful web applications using our modern tech stack: .NET Core C#, Web API, Angular 16+, Entity Framework, and SQL Server. In this role, they will contribute across the entire application lifecycle -

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Contract

Depends on Experience

Senior Software Engineer(.NET) - Secret Clearance

Arlington, Virginia

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21d ago

Description Position at VMD Corp As a Vision, Mission, and Driven company, VMD has been delivering information technology solutions to the Federal government in Agile Engineering, Cybersecurity, and Critical Infrastructure Protection since 2002. Our mission has now expanded, and we have merged with Xcelerate Solutions to revolutionize end-to-end enterprise security. Together we are committed to protecting our nation's citizens, critical infrastructure, and resources. Why Join VMD Corp? At VMD,

Full-time

Software Engineer II (Mid-Level) (TS/SCI w/CI Poly Required)

Suitland-Silver Hill, Maryland

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Today

A&M Technologies, Inc is seeking an experienced Software Engineer to join our team. This position is located in Suitland, MD and requires an active TS/SCI with polygraph to be considered. Primary Responsibilities Responsible for detailed design, documentation, coding, code optimization, unit testing, deployment, and improvements of desktop and web-based solutions on Microsoft platforms (.NET, ASP.NET, C#, etc.). Performs custom software development when commercial solutions are unavailable.Ens

Full-time

USD 180,000.00 - 210,000.00 per year

Salesforce Developer

Reston, Virginia

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Today

Company Description CapTech is a technology consulting firm dedicated to helping clients achieve their business objectives through innovative technology solutions. With a commitment to excellence and collaboration, CapTech partners with leading companies to deliver digital transformation, software development, and technology consulting services. Job Description Consulting at CapTech: Partner with clients on team-based projects to deliver solutions across the full Software Development Lifecycl

Full-time

.NET Services Engineer

Remote or McLean, Virginia

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Today

Public Trust Eligibility Required About Aretum Aretum is a mission-driven organization committed to delivering innovative, technology-enabled solutions to our customers across defense, civilian, and homeland security sectors. Our teams work at the intersection of strategy, technology, and transformation, helping agencies solve their most critical challenges. We believe in investing in our people and creating a culture where collaboration, inclusion, and professional growth are at the forefront

Full-time

USD 110,000.00 - 145,000.00 per year

ASP.NET jobs in Reston, VA, USA