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Senior Asp Net Developer Jobs in Silver Spring, MD

.Net Developer

Washington, DC

$54.75 - $72.25/hr

Company Description Tech Tammina LLC Must have: a.) C#, ASP.NET, MVC b.) HTML, JavaScript, CSS 3, web client frameworks (JQuery, Ember) c.) Previous Microsoft experience Additional Information Job ...

Senior Quickbase Developer

Washington, DC · On-site

$61.75 - $81.50/hr

Senior QuickBase Developer Employment Type: Full Time Annexa Inc is currently working with a large ... Java, XML, HTML, JavaScript, NET/ASP/Visual C#, SQL Server, SQL. * Capable of implementing ...

Must possess expertise in the software application development using ASP.NET, C#, Visual Basic.NET ... Jindal Sr. Talent & Client Acquisition Specialist AP Innovative Solutions | Email: yavin ...

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Sr. Application Programmer/Developer

Washington, DC · Remote

$100K - $140K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

... using ASP.NET Web API, supporting secure, scalable system interoperability. · Implement and ... NET. · Experience with HTML, CSS, JavaScript, TypeScript, and jQuery. · Experience working in a ...

.NET Developer

Mclean, VA

$48.75 - $64.50/hr

... ASP.NET, MVC, MVVM, AJAX, Java Script patterns, .Net Web API, Knockout. Angular JS, Bootstrap ... and mid-level developers in technology delivery Mortgage and/or financial services industry ...

Senior .NET Developer

Washington, DC · On-site

$62 - $79/hr

Hands-on experience with ASP.NET, .NET 6 .NET Core, C# .NET, MVC, MVVM, Entity and similar .NET ... As Senior .NET Developer, the candidate will leverage their blend of business analysis ...

Senior .NET Developer

Washington, DC · On-site

$62 - $79/hr

Hands-on experience with ASP.NET, .NET 6 .NET Core, C# .NET, MVC, MVVM, Entity and similar .NET ... As Senior .NET Developer, the candidate will leverage their blend of business analysis ...

Senior Application Developer

Washington, DC · On-site +1

$108K - $149K/yr

A Sr. technical expert on software engineering with modern and cloud technologies is needed to pave ... Can code at an expert level in applications such as C#, ASP.NET, .NET Core, SQL, React, TypeScript ...

Senior Application Developer

Washington, DC

$108K - $149K/yr

A Sr. technical expert on software engineering with modern and cloud technologies is needed to pave ... Can code at an expert level in applications such as C#, ASP.NET, .NET Core, SQL, React, TypeScript ...

.Net Developer

Mclean, VA

$48.75 - $64.50/hr

NET 4.0 or higher Framework, including Visual Studio, C#, ASP.NET, JavaScript * Experience in using ... Very strong analytical, design and programming skills * Ability to obtain a Public Trust Clearance ...

... ASP.NET, C#, Visual Basic.NET, CSS, HTML, WCF, and Java Script programming languages. • ... Jindal Sr. Talent & Client Acquisition Specialist AP Innovative Solutions / Email: yavin ...

Custom Developer (.Net)

Washington, DC · On-site

$54.75 - $72.25/hr

... Developer (.NET) with one of our government clients. The designated candidate for this position ... Experience with Metastorm BPM development platform * ASP.NET Architecture (Intermediate) * Oracle ...

Custom Developer (.Net)

Washington, DC

$54.75 - $72.25/hr

... Developer (.NET) with one of our government clients. The designated candidate for this position ... Experience with Metastorm BPM development platform * ASP.NET Architecture (Intermediate) * Oracle ...

Custom Developer (.Net)

Washington, DC · On-site

$54.75 - $72.25/hr

... Developer (.NET) with one of our government clients. The designated candidate for this position ... Experience with Metastorm BPM development platform * ASP.NET Architecture (Intermediate) * Oracle ...

.Net Developer

Mclean, VA · On-site

$48.75 - $64.50/hr

NET 4.0 or higher Framework, including Visual Studio, C#, ASP.NET, JavaScript * Experience in using ... Very strong analytical, design and programming skills * Ability to obtain a Public Trust Clearance ...

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Infographic showing various Senior Asp Net Developer job openings in Silver Spring, MD as of August 2026, with employment types broken down into 76% Full Time, 9% Part Time, and 15% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution.

$130K/yr

Contractor

Re-posted 2 days ago


Job description

About Seneca Resources:
Seneca Resources is client driven provider of strategic Information Technology consulting services and Workforce Solutions to government and industry. Seneca Resources is a leading IT services provider with offices in Reston, Virginia, Alabama and Columbia, Maryland that service clients throughout the United States. The key to our success lies within our strong corporate culture which drives our business. We challenge our staff through engaging work, and we reward our staff through competitive compensation, extensive professional training, and excellent opportunities for career advancement. In turn, we look for only the best and brightest to join our team. We are an Equal Opportunity Employer and value the benefits of diversity in our workplace.
Position: Senior .NET Developer
Location: Washington, DC
Clearance/Citizenship: US Citizenship required to support a federal client
Compensation: Very Competitive
Summary:
Experienced software developer to lead the design and development of an integrated web application to support the client's internal business processes. Will work closely with the project manager, other development leads and subject matter experts to analyze requirements, develop application architecture and design key application components as part of the core development team. Will lead a team of 3-4 module developers to design, develop and integrate multiple modules into the overall product. Will be responsible for interfacing with Analyst, QA, infrastructure and support teams to support planning activities for QA and release deployment phases.
Key Responsibilities
  • Writing secure, reusable, and easily maintainable code
  • Design, develop and maintain ASP.Net applications following industry best practices
  • Database design/development - MS SQL Server (2008, 2012, 2014)
  • Communicate effectively with management, colleagues, and partners

Qualifications
  • Must be a U.S. Citizen
  • 4-year degree in a related field, or equivalent certifications and experience
  • Minimum of 10 years of progressive experience developing web applications using Microsoft .NET technologies
  • In-depth experience with C# and ASP .NET 4.5.
  • In-depth understanding of relational databases and SQL for implementing database-driven, web-based applications using T-SQL and Stored Procedures
  • Strong experience in ASP.NET in C#, .NET Framework, Web Services, WCF, ADO.NET, Entity Framework, Web Forms, MVC, JQuery, Angular JS, SOA
  • Experience with advanced UX technologies/frameworks including development of Rich Internet Applications (RIA)
  • Experience in Visual Studio & Team Foundation Services
  • Experience in MS SQL Server 2012/2014, T-SQL & Stored Procedures
  • Excellent verbal communication skills, as well as strong problem solving abilities and an aptitude for learning new technologies
  • Self-motivated, with a strong sense of accountability