"Senior .NET Developer" Jobs in United States

Senior .NET Developer

XM · Athens

The Role: As a Senior.Net Developer you will join our team to help us deliver high quality code for new and existing projects. Your main focus will be the development and refactoring of backend-services using C#.NET (ful

Senior .Net Developer

MSC Mediterranean Shipping Company SA · Warren Township

MSC Mediterranean Shipping Company continues to invest and lead the world container market with ships, an extensive container fleet, intermodal and dedicated staff for its customers. The Company’s evolution to its leadin

Senior .Net Developer (Security Clearance & Local to DC)

Improvix Technologies, Inc. · Reston

.NET Developer Location: Onsite, Washington, DC (5 days/onsite) Clearance Required: Secret About the Role We are seeking a skilled .NET Developer to support the design, development, and maintenance of customized busin

Senior .Net Developer #1775411

Network Designs Inc. · Alexandria

About NDi: Network Designs, Inc. (NDi) is a leading Federal contractor that specializes in designing, developing, and delivering information technology and network solutions for government customers. Founded in 1985, ND

Senior .Net Developer #1815017

Network Designs Inc. · Alexandria

Job Description The Senior .NET Developer's responsibilities include participating in the entire software development life cycle, debugging applications and configuring existing systems. Our services provide interfaces b

Senior .Net Developer

Infinite Computer Solutions ·

Job description Job Title Senior .NET Developer – Healthcare IT Job Summary We are seeking an experienced Senior .NET Developer to design, develop, and maintain healthcare applications that support clinical, operatio

Senior .Net Developer: (Onsite)

Vitu · Agoura Hills

Senior .Net Developer: (Onsite) As the leading innovator in Vehicle-to-Government (V2Gov) technology, Vitu is transforming the way vehicles, businesses, government, and drivers interact with one another. Vitu provides

Senior .NET Developer

CGI · Wausau

Position Description: CGI is seeking an experienced Senior .NET Developer to join our Applications Development and Maintenance team supporting a large metropolitan client’s IT Application environment. This role offers t

Senior .Net Developer

Credigy · Norcross

Credigy's IT team is looking for a Senior .NET Developer to help modernize how we build and deliver enterprise software. You'll design cloud-native solutions in Azure, shape how our applications look and feel, and work d

Senior .NET Developer (Active Public Trust Required)

Potawatomi Federal Solutions · Rockville

Design, develop, unit test, and peer review new features that expand the platform’s mission capabilities, from concept through production release. Define the technical approach and accurately estimate effort for new func

Senior .Net Developer

Improvix Technologies, Inc. ·

Senior .NET Developer Location: Onsite, Hybrid – 3x days / week – Washington, DC Clearance Required: Active Secret Join the Mission Improvix Technologies is seeking a Senior .NET Developer to provide technical leader

Senior .NET Developer

NetImpact Strategies · Herndon

NetImpact Strategies is seeking a Senior .NET Developer to join our talented team supporting the development, modernization, and operation of a high-availability, enterprise-scale application in an AWS GovCloud environme

Senior .NET Developer

Revolutional, LLC · McLean

Revolutional delivers advanced technology solutions and mission support to federal agencies across civilian, health, and national security environments. We apply modern capabilities, including AI/ML, cloud, cybersecurity

Senior .NET Developer

A-TEK Inc. ·

Empower, Innovate, Impact! At Team A-TEK, we EMPOWER people to drive INNOVATION that IMPACTS mission! A-TEK operates at the intersection of mission and innovation by applying our deep domain expertise across the federal

Senior .NET Developer

Tata Consultancy Services · Bellevue

Must Have Technical/Functional Skills C#; Python; RestAPIs; Object Oriented Programming; LINQ; Azure Function; Azure DevOps; GEN AI and RAG; Microsoft Copilot; CI/CD; Solid Principles Roles & Responsibilities • Collab