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Senior Net Developer Jobs in Vienna, VA (NOW HIRING)

Creative IT Inc

Sr. NET Developer /AI Developer

Rockville, MD · On-site

$56 - $71.25/hr

We are seeking a Senior .NET Developer with strong cloud experience to design, build, modernize and support modern applications in Microsoft Azure. The ideal candidate is proficient in .NET Core/.NET ...

Powersolv

Sr. NET Developer /AI Developer

Rockville, MD · On-site

$56 - $71.25/hr

The Client is seeking a Senior .Net Developer with strong cloud experience to design, build, modernize and support modern applications in Microsoft Azure. * The ideal candidate is proficient in .Net ...

System One

Be Seen First

.NET / Power BI Developer

Rockville, MD · On-site

$56 - $69.50/hr

Job Title: Sr. NET Developer / AI Developer Location: Rockville, MD Type: Contract Compensation: Negotiable, W-2 or C2C Hours: NOTE, 35 hour work week All residency status may apply MUST BE CURRENTLY ...

Twenty First Systems

SR .NET DEVELOPER

Bethesda, MD

$58.75 - $75/hr

NET Developer is a member of the project team who takes responsibility for implementing parts of the system architecture using best practices in an agile development environment This will include ...

Twenty First Systems

SR .NET DEVELOPER

Bethesda, MD · On-site

$58.75 - $75/hr

NET Developer is a member of the project team who takes responsibility for implementing parts of the system architecture using best practices in an agile development environment. This will include ...

Annexa Inc.

Senior .Net Developer

Washington, DC

$62.25 - $79.25/hr

Senior .NET Developer Employment Type: Onsite Annexa is currently supporting D.C. Government ... NET. * 11+ years of experience with database technologies, development methodologies, and ...

kgs

Senior .Net Full-Stack Developer

Washington, DC · On-site

Kadiak, LLC, a Koniag Government Services company, is seeking a Senior Net Full-Stack Developer with a Top-Secret security clearance to support Kadiak and our government customer in Washington, DC.

kgs

Senior .Net Full-Stack Developer

Washington, DC

Kadiak, LLC, a Koniag Government Services company, is seeking a Senior Net Full-Stack Developer with a Top-Secret security clearance to support Kadiak and our government customer in Washington, DC.

Mobomo, LLC

Senior .NET Developer

Washington, DC · On-site

$60.75 - $77.50/hr

We are seeking a full-time, backend-focused Senior .NET Developer to support application modernization initiatives and ongoing maintenance of legacy systems. This role requires a hands-on engineer ...

USM

.Net Developer

Reston, VA

$50.25 - $66.25/hr

The Sr Software Engineer, reporting to our Sr Director of Client Implementation, in our Client Tech Implementation team, will play a critical role in building Desktop & mobile based web applications.

Andworx

Senior .NET Developer

Washington, DC · On-site

$62 - $79/hr

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 ...

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All JobsNet Developer JobsSenior Net Developer JobsSenior Net Developer Jobs in Vienna, VA

Senior Net Developer information

See Vienna, VA salary details

$36

$60

$78

How much do senior net developer jobs pay per hour?

As of Jul 26, 2026, the average hourly pay for senior net developer in Vienna, VA is $60.42, according to ZipRecruiter salary data. Most workers in this role earn between $53.08 and $67.55 per hour, depending on experience, location, and employer.

What is a Senior .NET Developer?

A Senior .NET Developer is an experienced software engineer who specializes in building, maintaining, and optimizing applications using Microsoft’s .NET framework. They are responsible for designing robust and scalable solutions, leading development teams, and ensuring best coding practices. Senior .NET Developers typically work with technologies such as C#, ASP.NET, SQL Server, and may also be involved in architectural decisions, mentoring junior developers, and collaborating with stakeholders to deliver high-quality software products.

What is the difference between Senior Net Developer vs .NET Developer?

AspectSenior Net Developer.NET Developer
Required Experience5+ years, leadership skills1-3 years, foundational skills
CertificationsMicrosoft Certified: Azure Developer Associate or similarOptional, but beneficial
Work EnvironmentLead projects, mentor juniors, design architectureDevelop applications, write code, troubleshoot
ResponsibilitiesArchitect solutions, oversee team, optimize performanceBuild and maintain .NET applications, implement features

The main difference between a Senior Net Developer and a .NET Developer lies in experience, responsibilities, and leadership. Senior Net Developers typically have more years of experience, hold advanced certifications, and take on leadership roles in project design and team mentoring. In contrast, .NET Developers focus on coding and application development with less emphasis on leadership or architecture. Both roles are essential in the software development lifecycle, but the senior position involves broader strategic responsibilities.

What are the key skills and qualifications needed to thrive as a Senior .NET Developer, and why are they important?

To thrive as a Senior .NET Developer, you need advanced proficiency in C#, ASP.NET, and object-oriented programming, typically supported by a bachelor's degree in computer science or related field. Experience with tools like Visual Studio, SQL Server, and version control systems such as Git, along with relevant Microsoft certifications (e.g., MCSD), is highly valued. Strong problem-solving, leadership, and communication skills help you collaborate effectively and mentor junior developers. These competencies ensure robust, maintainable software solutions and contribute to successful project delivery in complex development environments.

How does a Senior .NET Developer typically collaborate with cross-functional teams during the software development lifecycle?

As a Senior .NET Developer, you will often work closely with product managers, UI/UX designers, QA engineers, and other developers to deliver robust software solutions. Collaboration usually involves participating in requirement-gathering sessions, contributing to architectural decisions, conducting code reviews, and ensuring seamless integration of backend and frontend components. Clear communication and proactive problem-solving are essential, as you may also mentor junior developers and provide technical guidance to the team. This collaborative approach helps ensure that projects are delivered efficiently and meet both technical and business requirements.
What are the most commonly searched types of Net Developer jobs in Vienna, VA? The most popular types of Net Developer jobs in Vienna, VA are:
What cities near Vienna, VA are hiring for Senior Net Developer jobs? Cities near Vienna, VA with the most Senior Net Developer job openings:
Senior Net Developer jobs near you
Infographic showing various Senior Net Developer job openings in Vienna, VA as of July 2026, with employment types broken down into 82% Full Time, 7% Part Time, 1% Temporary, and 10% Contract. Highlights an 81% Physical, 4% Hybrid, and 15% Remote job distribution, with an average salary of $125,682 per year, or $60.4 per hour.
Sr. NET Developer /AI Developer - Rockville, MD

Sr. NET Developer /AI Developer - Rockville, MD

Creative Information Technology, Inc.

Falls Church, VA • On-site

$58.75 - $74.75/hr

Contractor

Posted 3 days ago

Job description



Sr. NET Developer /AI Developer – Rockville, MD

About us

Creative Information Technology Inc (CITI) is an esteemed IT enterprise renowned for its exceptional customer service and innovation. We serve both government and commercial sectors, offering a range of solutions such as Healthcare IT, Human Services, Identity Credentialing, Cloud Computing, and Big Data Analytics. With clients in the US and abroad, we hold key contract vehicles including GSA IT Schedule 70, NIH CIO-SP3, GSA Alliant, and DHS-Eagle II.


Join us in driving growth and seizing new business opportunities.

Role and Responsibilities


We are seeking a Senior .NET Developer with strong cloud experience to design, build, modernize and support modern applications in Microsoft Azure. The ideal candidate is proficient in .NET Core/.NET 8, C#, and cloud-native architectures, with hands-on experience integrating Azure services such as App Services, Functions, API Management, Service Bus, Azure SQL, Azure OpenAI and AI Foundry, and GitHub Copilot for Developers. The contractor will work with County staff to modernize legacy .NET applications and implement AI-powered solutions.


  • Technical Skills: · Expert in C#, ASP.NET Core, and cloud-native development · Strong experience with Azure services, microservices, API security and Microsoft Entra ID/B2C authentication - Experience modernizing .NET Framework/Web Forms applications to .NET 8 or cloud native architectures - Hands-on experience with Azure AI Foundry, Azure OpenAI, AI agents, Retrieval Augmented Generation (RAG), prompt engineering, and GitHub Copilot · Proficient with GitHub or Azure DevOps, CI/CD, and containerization ·
  • Solid understanding of SQL, Cosmos DB, and modern UI frameworks (Blazor/React/Angular)
  • Analytical and Problem-Solving Skills: · Exceptional analytical skills to evaluate data, identify trends, and provide actionable insights. · Experience conducting feasibility studies and solution assessments. · Expertise in conducting gap analyses.
  • Communication and Interpersonal Skills: · Excellent verbal and written communication skills to clearly articulate complex ideas to diverse audiences. · Strong interpersonal skills to effectively collaborate with stakeholders, project teams, and senior leadership.
  • Other Attributes: · Self-motivated and organized, with the ability to manage multiple priorities in a fast-paced environment. · A proactive mindset with a focus on driving results and achieving project goals. · Strong attention to detail and commitment to delivering high-quality work.