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Asp Net Webforms Developer Jobs in Potomac, MD (NOW HIRING)

Serigor, Inc.

Senior .NET Developer (Onsite)

Columbia, MD · On-site

$53.75 - $70.75/hr

NET modernization and migration initiatives, including AI-assisted code conversion efforts ... Strong hands-on expertise with: * C# * ASP.NET / ASP.NET Core * .NET Framework / .NET Core / .NET ...

Tekcel8

.NET Developer

Mclean, VA · On-site

$49.50 - $65.50/hr

* Strong experience with C#, .NET Core, .NET Framework, ASP.NET MVC, and Web API. * Hands-on ... Experience with Git, Azure DevOps, or CI/CD pipelines. * Strong debugging, analytical, and problem ...

Pivot Path Solutions

.NET Software Developer

Fairfax, VA · Remote

$49.50 - $65.25/hr

The purpose of the project is to provide design, development, and operations support in an ASP.Net, ... Project uses Visual Studio 2019 and Azure DevOps. * Troubleshooting production problems related to ...

Ask IT consulting

.NET Developer

Mclean, VA · On-site

$48.75 - $64.50/hr

Bachelor of Science degree in Computer Science or Engineering or equivalent work experience ... Five (5) + years of experience using Microsoft technologies including ASP.NET 4.0, C#/VB.NET and ...

BDR Solutions LLC

.NET Developer

Herndon, VA · On-site +1

$49.50 - $65.50/hr

Experience in C#, Webforms, MVC, Web API, ADO.Net, Entity Framework * Experience with web-service development, in SOAP/XML, REST, JSON, WSD, jQuery, Bootstrap, Ajax, CSS * Strong knowledge of Object ...

Veredus - DC

VB.NET Developer

Arlington, VA · On-site

$40 - $50/hr

... ASP .NET Experience with database technologies such as Oracle or Microsoft SQL Server Solid ... NET-specific technologies such as Windows Presentation Foundation (WPF), Windows Communication ...

BDR Solutions LLC

.NET Developer

Herndon, VA · Remote

$65K - $80K/yr

Experience in C#, Webforms, MVC, Web API, ADO.Net, Entity Framework * Experience with web-service development, in SOAP/XML, REST, JSON, WSD, jQuery, Bootstrap, Ajax, CSS * Strong knowledge of Object ...

New

AHU Technologies, Inc.

.Net Developer

Washington, DC · On-site

$110K/yr

NETC# programming language with proficiency in inline SQL and stored procedures. Must understand ... Asp.net, angular, Java script, BizTalk, MQ, FIX protocol, etc. required Onsite in NYC $110k/Year ...

360 IT Professionals

.Net Developer

Mclean, VA

$48.75 - $64.50/hr

We use Objective C and Swift programming languages to create native applications for iPhone ... Five (5) + years of experience using Microsoft technologies including ASP.NET 4.0, C#/VB.NET and ...

DANE LLC

Software Developer

Chantilly, VA · On-site

$85K - $100K/yr

NET, Java, Oracle Database projects and applications. * Must have SQL Server, PostgreSQL, and MuleSoft experience. * Must have ASP.NET , Boot, or NestJS experience * Experience with Azure DevOps ...

DANE LLC

Software Developer

Chantilly, VA · On-site

$85K - $100K/yr

NET, Java, Oracle Database projects and applications. * Must have SQL Server, PostgreSQL, and MuleSoft experience. * Must have ASP.NET , Boot, or NestJS experience * Experience with Azure DevOps ...

The Hire Group

.NET Software Developer

Washington, DC · On-site

$54.75 - $72.25/hr

NET Software Developer will provide application support and development. This Developer will ... Develop/maintain ASP .NET/MVC web applications * Plan, prioritize, and execute in a rapidly ...

Xinnovit

IT Developer/Engineer

Washington, DC

FUNCTIONAL SKILLS / EXPERIENCE REQUIRED 12 years of Information Technology/System Engineering ... NET technologies (ASP.NET and C#) 1-2 years of strong experience in GUI design and development in

The Hire Group

.NET Software Developer

Washington, DC

$54.75 - $72.25/hr

NET Software Developer will provide application support and development. This Developer will ... Develop/maintain ASP .NET/MVC web applications * Plan, prioritize, and execute in a rapidly ...

DANE LLC

Software Developer

Chantilly, VA · On-site

$85K - $100K/yr

NET, Java, Oracle Database projects and applications. * Must have SQL Server, PostgreSQL, and MuleSoft experience. * Must have ASP.NET , Boot, or NestJS experience * Experience with Azure DevOps ...

Atria Group LLC

Dot Net Lead Developer

Mclean, VA

$48.75 - $64.50/hr

Our company provides application analysis, design, development and programming, software ... in ASP.NET, MVC 5.0, MVVM, AJAX, Java Script patterns, .Net Web API, Knockout. Angular JS ...

Systems-Logic Inc

C#.Net Web Developer

Washington, DC · On-site

Qualifications: - Bachelors, Masters in Computer Science/ Computer Engineering/ Information Systems ... United States - Nationwide Key Skills: C#.Net, ASP.Net, Database concepts, C++, OOP's Concepts ...

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Showing results 41-60

All JobsAsp Net Webforms Developer JobsAsp Net Webforms Developer Jobs in Potomac, MD

Asp Net Webforms Developer information

See Potomac, MD salary details

$14

$55

$74

How much do asp net webforms developer jobs pay per hour?

As of Aug 8, 2026, the average hourly pay for asp net webforms developer in Potomac, MD is $55.57, according to ZipRecruiter salary data. Most workers in this role earn between $47.98 and $63.41 per hour, depending on experience, location, and employer.

What is the difference between Asp Net Webforms Developer vs Asp Net MVC Developer?

AspectAsp Net Webforms DeveloperAsp Net MVC Developer
Required CredentialsMicrosoft certifications, relevant programming degreesMicrosoft certifications, relevant programming degrees
Work EnvironmentLegacy and enterprise web applications, ASP.NET Web FormsModern web applications, ASP.NET MVC framework
Industry UsageFinancial, healthcare, and large enterprise sectorsStartups, tech companies, modern enterprise projects
Search & Comparison IntentUnderstanding differences in frameworks and job rolesTransitioning from Web Forms to MVC or choosing the right framework

In summary, Asp Net Webforms Developers focus on legacy ASP.NET Web Forms applications, while Asp Net MVC Developers work with modern MVC architecture. Both roles require similar credentials but differ in work environment and industry usage, with Webforms suited for established enterprise systems and MVC for newer, flexible web applications.

Asp Net Webforms Developer jobs near you
Infographic showing various Asp Net Webforms Developer job openings in Potomac, MD as of June 2026, with employment types broken down into 1% Full Time, 42% Part Time, 1% Temporary, and 56% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $115,591 per year, or $55.6 per hour.

Senior .NET Developer (Onsite)

Serigor, Inc.

Columbia, MD • On-site

$53.75 - $70.75/hr

Full-time

Re-posted 14 days ago

Job description

Job Title: Senior .NET Developer (Onsite)
Location: Columbia, MD
Job Type: Full-Time
Job Description:
  • We are seeking a highly experienced Senior .NET Developer to support large-scale enterprise modernization initiatives focused on transforming legacy Mainframe applications into modern, cloud-ready .NET platforms.
  • The ideal candidate will have strong expertise in enterprise Microsoft technologies, distributed systems, APIs, database modernization, DevOps, and cloud platforms. This role involves working closely with modernization teams to support application conversion, remediation, integration, testing, and cloud enablement efforts.
  • Experience supporting Mainframe modernization, automated code conversion, and enterprise transformation programs is highly preferred.

Key Responsibilities:
  • Design, develop, enhance, and support enterprise-grade applications using modern .NET technologies
  • Support Mainframe-to-.NET modernization and migration initiatives, including AI-assisted code conversion efforts
  • Refactor and optimize converted code to align with modern .NET engineering standards and architecture principles
  • Develop RESTful APIs, gRPC services, backend services, batch jobs, and distributed integration solutions
  • Build scalable, maintainable, and high-performance applications
  • Support enterprise database modernization, data migration, DB2 integration, and SQL Server optimization
  • Collaborate with Mainframe SMEs, architects, QA teams, DevOps engineers, and business analysts
  • Support remediation, integration testing, regression testing, and functional equivalence validation
  • Contribute to CI/CD pipelines, DevOps automation, deployment processes, and modernization frameworks
  • Troubleshoot application issues, perform root cause analysis, debugging, and performance tuning
  • Work within AWS and Azure cloud environments
  • Develop technical documentation, deployment guides, and operational runbooks
  • Mentor junior developers and contribute to engineering best practices

Required Qualifications:
  • 10+ years of enterprise .NET development experience
  • Strong hands-on expertise with:
    • C#
    • ASP.NET / ASP.NET Core
    • .NET Framework / .NET Core / .NET 6+
    • Web APIs / RESTful Services
    • gRPC Services
    • Entity Framework / EF Core
    • Angular and/or React
    • JavaScript
    • LINQ
    • Windows Services and scheduled batch processing
    • PowerShell scripting
  • Strong experience building distributed and service-oriented applications
  • Solid understanding of:
    • Object-Oriented Programming (OOP)
    • SOLID principles
    • Design patterns
    • Secure coding practices
  • Experience with:
    • Microservices architecture
    • API integrations
    • Git and Azure DevOps
    • CI/CD pipelines and DevOps automation
    • Docker and containerization
    • Kubernetes or container orchestration platforms
  • Strong database expertise with:
    • Microsoft SQL Server
    • DB2
    • Stored procedures
    • Query optimization
    • Data migration and performance tuning
  • Experience with messaging/event technologies such as Kafka, RabbitMQ, or Azure Service Bus
  • Strong troubleshooting, debugging, and optimization skills
  • Experience working in Agile/Scrum environments
  • Excellent written and verbal communication skills

Cloud & Infrastructure Experience
AWS Experience with:
  • EC2
  • S3
  • IAM
  • CloudWatch
  • Cloud-based deployments and monitoring
  • Hybrid cloud environments

Microsoft Infrastructure Experience with:
  • Windows Server
  • IIS deployment and configuration
  • Enterprise application hosting and deployment support

Preferred Qualifications:
  • Experience supporting Mainframe modernization initiatives involving:
    • COBOL-to-.NET transformation
    • AI-assisted code conversion
    • Functional equivalence validation
    • Legacy application modernization
  • Exposure to Mainframe technologies such as:
    • COBOL
    • JCL
    • CICS
    • VSAM
    • DB2
    • IMS
  • Experience supporting government, financial, healthcare, tax, or other large enterprise modernization programs
  • Experience with automated modernization tools and modernization factory delivery models
  • Exposure to hybrid and multi-cloud enterprise environments

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