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Remote Asp Net Core Developer Jobs in Washington, DC

REI Systems

Software Engineer (.Net)

Sterling, VA · On-site +1

Strong experience with: * C# * ASP.NET Core / MVC * .NET 6/8 * SQL Server * Entity Framework and/or Dapper * REST API development * Experience with Git, Azure DevOps, and Agile methodologies.

REI Systems

Software Engineer (.Net)

Sterling, VA · On-site +1

Strong experience with: * C# * ASP.NET Core / MVC * .NET 6/8 * SQL Server * Entity Framework and/or Dapper * REST API development * Experience with Git, Azure DevOps, and Agile methodologies.

REI Systems

Software Engineer (.Net)

Sterling, VA · On-site +1

Strong experience with: * C# * ASP.NET Core / MVC * .NET 6/8 * SQL Server * Entity Framework and/or Dapper * REST API development * Experience with Git, Azure DevOps, and Agile methodologies.

Altus, LLC

Application Developer

Arlington, VA · Remote

$90K - $160K/yr

Remote Salary: $90,000-$160,000 per year Position Overview Altus Engineering is seeking experienced ... ASP.NET, .NET Framework, and .NET Core. * Develop and maintain front-end and back-end ...

New

FSR, LLC.

Senior Application Developer

Washington, DC · On-site +1

$108K - $149K/yr

Can code at an expert level in applications such as C#, ASP.NET, .NET Core, SQL, React, TypeScript ... Proficient with appropriate programming languages, particularly ASP.NET and modern web frameworks ...

Booz Allen Hamilton, Inc.

Software Engineer

Mclean, VA · On-site +1

$69K - $158K/yr

Experience with C#, NET Core, Web API, IIS, MVC, and LINQ or Entity Framework * Experience with CI ... Remote : If this position is listed as remote, there may still be occasions when you are required ...

Booz Allen Hamilton, Inc.

Software Engineer

Mclean, VA · On-site +1

$69K - $158K/yr

Experience with C#, NET Core, Web API, IIS, MVC, and LINQ or Entity Framework * Experience with CI ... Remote : If this position is listed as remote, there may still be occasions when you are required ...

Booz Allen Hamilton, Inc.

Software Engineer

Mclean, VA · On-site +1

$69K - $158K/yr

Experience with C#, NET Core, Web API, IIS, MVC, and LINQ or Entity Framework * Experience with CI ... Remote : If this position is listed as remote, there may still be occasions when you are required ...

Mondo

SQL Data Engineer

Centreville, VA · Remote

$125K - $140K/yr

Remote (EST/CST Preferred) Start Date Is: ASAP Duration: Permanent Compensation Range: $125,000 ... NET, ASP.NET, C#, Entity Framework, Dapper, or ADO.NET. * Experience with SQL Server Reporting ...

Telos Corporation

Software Engineer Sr.

Ashburn, VA · On-site +1

$105K - $135K/yr

This position will be based at Ashburn Hybrid/ or Remote Responsibilities: The Senior Software ... Experience with C#, .NET, and ASP.NET Core for building REST APIs and microservices. Experience ...

NetImpact Strategies

.NET Developer

Herndon, VA · On-site +1

$49.50 - $65.50/hr

NET 10 / .NET Core, REST APIs, PostgreSQL on AWS RDS, RabbitMQ, AWS SQS, Docker, Kubernetes managed ... AWS, Kubernetes, or related cloud/container certifications #LI-Remote About Us At NetImpact ...

Alpha Omega Integration

Sr .Net Developer

Vienna, VA · On-site +1

$115K - $150K/yr

Net Developer for a Remote position on one of our prime Federal projects in Arlington, VA. Ideal ... Client-facing skills are required. * 7+ years of experience in Microsoft legacy environment, ASP ...

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Remote Asp Net Core Developer information

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How much do remote asp net core developer jobs pay per hour?

As of Sep 7, 2026, the average hourly pay for remote asp net core developer in Washington, DC is $60.86, according to ZipRecruiter salary data. Most workers in this role earn between $52.55 and $69.42 per hour, depending on experience, location, and employer.

What is the difference between Remote Asp Net Core Developer vs Remote Full Stack Developer?

AspectRemote Asp Net Core DeveloperRemote Full Stack Developer
Required SkillsProficiency in ASP.NET Core, C#, MVC, SQL, REST APIsProficiency in front-end (HTML, CSS, JavaScript) and back-end (ASP.NET, Node.js, databases)
Work EnvironmentPrimarily backend development, server-side tasksBoth front-end and back-end development, full project scope
Industry UsageWeb applications, enterprise solutions, APIsWeb, mobile, and desktop applications across industries

While Remote Asp Net Core Developers focus on server-side development using ASP.NET Core, Remote Full Stack Developers handle both front-end and back-end tasks. The former specializes in backend technologies, whereas the latter manage entire application stacks, making their roles complementary but distinct in scope.

What are the most commonly searched types of Asp Net Core Developer jobs in Washington, DC?

The most popular types of Asp Net Core Developer jobs in Washington, DC are:

What are popular job titles related to Remote Asp Net Core Developer jobs in Washington, DC?

For Remote Asp Net Core Developer jobs in Washington, DC, the most frequently searched job titles are:

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Remote Asp Net Core Developer jobs near you
Infographic showing various Remote Asp Net Core Developer job openings in Washington, DC as of August 2026, with employment types broken down into 1% As Needed, 81% Full Time, 15% Part Time, and 3% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution, with an average salary of $126,580 per year, or $60.9 per hour.

Software Engineer (.Net)

REI Systems

Sterling, VA • On-site, Remote

Other

Re-posted 13 days ago

Job description

Overview
REI Systems' mission is to deliver reliable, innovative technology solutions that advance Federal clients' missions and exceed their expectations. Our technologists and consultants are passionate about solving complex challenges that impact millions of lives. We take a Mindful Modernization® approach in delivering our services, including application modernization, grants management, case management systems, government data analytics, and advisory services. This approach, the REI Way, ensures mission impact by aligning our clients' strategic objectives with measurable outcomes through people, processes, and technology.
We offer the same commitment to our employees by providing professional development, meaningful projects, and flexibility to spend time with family and friends. We believe employees are at their best when fulfilled in both their professional careers and their personal lives. Learn more at www.REIsystems.com
Employees voted REI Systems a Washington Post Top Workplace in 2015, 2016, 2018, 2020, 2021, 2022, 2023, 2024, and 2025!
Responsibilities
REI Systems is seeking a Mid-Level .NET / SQL Developer to support the NYC Checkbook program. The selected candidate will develop, enhance, and maintain enterprise web applications, APIs, and database solutions that support critical financial transparency and reporting systems.
Responsibilities
  • Develop and maintain applications using C#, ASP.NET Core, .NET 6/8, and SQL Server.
  • Design and support REST APIs and backend services.
  • Create and optimize SQL queries, stored procedures, views, and database objects.
  • Troubleshoot and resolve application and database issues.
  • Collaborate with Business Analysts, QA, and project stakeholders in an Agile environment.
  • Support CI/CD pipelines, deployments, and production releases.
  • Participate in code reviews, testing, documentation, and system modernization efforts.

Qualifications
Required Qualifications
  • 3-6 years of experience in .NET application development.
  • Strong experience with:
    • C#
    • ASP.NET Core / MVC
    • .NET 6/8
    • SQL Server
    • Entity Framework and/or Dapper
    • REST API development
  • Experience with Git, Azure DevOps, and Agile methodologies.
  • Strong analytical, debugging, and problem-solving skills.

Preferred Qualifications
  • Experience with Azure cloud services and Azure Data Factory (ADF).
  • Knowledge of OAuth2/JWT authentication and application security.
  • Experience with CI/CD, automated testing, and deployment tools.
  • Experience supporting government or public-sector applications.
  • Knowledge of Section 508 accessibility requirements.

Education: Bachelor's degree in Business, Engineering, Computer Science, or related field. Masters degree preferred.
Clearance: Ability to obtain and maintain a clearance is preferred.
Location: Hybrid - 2 days per week at REI Systems' Sterling, VA office.
EEO Statement: REI Systems is an Equal Opportunity Employer
#LI-HYBRID
#LI-TK1

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