.Net Architect jobs in Reston, VA

Vienna, Virginia

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Today

.Net Technical Architect Long term contract Location: Onsite Vienna, VA Note : Application Architecture: Strong experience with C#, .NET/.NET Core, ASP.NET Core, Azure, REST APIs, microservices, SQL Server, and enterprise application integration. Experience with application modernization, cloud architecture, design patterns, and technical roadmaps. Job description: Role Summary The Enterprise Architect is a senior technology leader responsible for shaping enterprise architecture strategy and tr

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Contract

Depends on Experience

Principal .Net Architect (Local or Near to Chicago, IL)

Remote

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2d ago

Role: Principal .Net Architect Location: Remote (US-based preferred) But need candidate local or near to chicago Duration: Long Term -Must have excellent client-side presence and communication skills. -See the below full description. See the main topics below. -This is remote but would be ideal if they were in Chicago. Try to stay in the Midwest if possible (no West Coast people) Strong hands-on background in C# / .NET. You need to evaluate an existing C# codebase and design the future state, n

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Contract

Depends on Experience

.NET Architect

Remote

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Today

.NET Architect Experience: 15+ Years Remote | 6+ months Contract We are looking for a hands-on .NET Architect with strong product engineering experience who has built and architected high-velocity software products/applications. Required Skills: Strong .NET / C# architecture and development experienceMQTT and gRPCStrong understanding of .NET Thread Pooling, concurrency, and performance optimizationSQL databases and database architectureMicroservices and distributed systemsExperience designing

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Contract

Depends on Experience

.Net Architect

Remote

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12d ago

Position: .Net ArchitectLocation: Remote (CST/EST time zone candidates only)Duration: Long Term (Possible Temp to Hire)Must Haves:Experiencedesigning enterprise-scale.NET applications and integrations.Strongknowledge ofC#, .NET/.NET Core, ASP.NET Core, REST APIs, SQL Server, modernfront-end frameworks (Angular or React), cloud platforms, applicationarchitecture, and enterprise systems.The IT Architect is responsible for designing,governing, and enabling technology solutions that support enterpri

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Contract

Depends on Experience

.NET Cloud Architect

Reston, Virginia

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Today

Company Description CapTech is an award-winning consulting firm that collaborates with clients to achieve what's possible through the power of technology. At CapTech, we're passionate about the work we do and the results we achieve for our clients. From the outset, our founders shared a collective passion to create a consultancy centered on strong relationships that would stand the test of time. Today we work alongside clients that include Fortune 100 companies, mid-sized enterprises, and gover

Full-time

.NET Architect

Remote

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7d ago

Hi .NET ArchitectRemote 6-Month Contract We are looking for a hands-on .NET Architect with strong product engineering experience who has built and architected high-velocity software products/applications.Required Skills:Strong .NET / C# architecture and development experienceMQTT and gRPCStrong understanding of .NET Thread Pooling, concurrency, and performance optimizationSQL databases and database architectureMicroservices and distributed systemsExperience designing scalable, high-performance a

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Contract

70+

.NET Solution Architect - P&C Insurance Background

Remote

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Today

Solution Enterprise Architect (.Net/ P&C) Fulltime Openings Remote Role Job Summary: We are seeking an experienced Solution Architect with strong expertise in .NET/C# technologies, Artificial Intelligence (AI), and Property & Casualty (P&C) Insurance domain knowledge. The ideal candidate will lead the design and delivery of scalable, secure, and innovative insurance solutions, leveraging modern cloud platforms, AI capabilities, and enterprise architecture best practices. Key Responsibilities:

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Full-time

.Net Solutions Architect

Remote

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12d ago

Location: Remote. 30-40% travel to HQ, engineering sites, or customer locations. ABOUT THIS ROLE We are looking for a Sr Software Solutions Architect to own the target-state architecture of the platforms that run central fill pharmacy operations, and to stay in the code while doing it. Central fill is high-volume prescription fulfillment: orders route from retail, health-system, and mail-order pharmacies into a centralized facility where medication is filled, packaged, verified, labeled, and sh

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Full-time

Depends on Experience

.NET Full Stack Architect – Healthcare Interoperability (FHIR)

Remote

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20d ago

Job Summary We are seeking a highly experienced.NET Full Stack Architectwith strongHL7 FHIRexpertise to architect and deliver scalable healthcare interoperability solutions. The ideal candidate will have deep experience with the Microsoft technology stack, Azure cloud, healthcare integrations, and modern web application architecture. Key Responsibilities Design and lead enterprise-scale healthcare applications using .NET and Azure. Define end-to-end application, integration, security, and data a

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Third Party, Contract

50 - 55

.NET Software Architect - Angular

Remote or Tampa, Florida

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Today

Job Titile : Software Architect (.NET, Angular) Hands On Location : Remote We are seeking a highly technical, hands-on Architect who writes code daily and provides architectural guidance across our .NET, Angular, and SQL platforms. This role focuses on modern service design, platform consistency, performance, and pragmatic improvements within a hybrid modern/legacy environment. What You'll Do Build and architect .NET Core services and APIs, and improve structure and patterns within existing .N

Full-time

Software Architect (.NET, Angular)

Remote or Tampa, Florida

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Today

Full-time

Software Architect (.NET, Angular) Hands On

Remote or Tampa, Florida

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Today

Software Architect (.NET, Angular) Hands On We are seeking a highly technical, hands-on Architect who writes code daily and provides architectural guidance across our .NET, Angular, and SQL platforms. This role focuses on modern service design, platform consistency, performance, and pragmatic improvements within a hybrid modern/legacy environment. What You'll Do Build and architect .NET Core services and APIs, and improve structure and patterns within existing .NET Framework applications. Defi

Full-time

Looking for Expert Dot Net Full stack Developer/Architect

Remote or Albany, New York

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Today

Hi, Position: Looking for Expert Sr. Dot Net Full stack Developer/Architect Location: Remote/ Albany NY Long Term Minimum 12+ Years Skills: Frontend Development Backend Development STRONG CODING experience UI ASP.NET Core Razor Pages (net10),Blazor External JS modules , jQuery Validation, Bootstrap Backend ASP.NET Core Web API (net10) EF Core , CQRS FluentValidation Mapster for DTO/domain mapping Auth: Windows Negotiate and JWT bearer supported Swagger/OpenAPI, API Versioning Structured DI Data

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Contract, Third Party

Depends on Experience

.Net Software Engineer

Vienna, Virginia

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9d ago

Position: .Net Fullstack Developer Duration: 12 Months with possible extension Location: Vienna, VA Position Summary We are seeking a Senior Full Stack Engineer to lead the design, development, and delivery of scalable enterprise applications across frontend, backend, APIs, and data platforms. This role requires a hands-on technical leader who can architect complex systems, mentor engineers, drive best practices, and deliver high-quality solutions using .NET, React/Angular, and SQL technologies

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Full-time

Depends on Experience

Senior .NET Developer

Remote or Hybrid in Vienna, Virginia

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15d ago

ITCON Services is seeking a highly experienced Senior Developer for a contingent position to provide operations, maintenance, and modernization of system that includes user forms, the entry, validation, certification, approval, and posting of data and centralized data warehouse to support reporting of program information. The Senior Developer will design, develop, enhance, deploy, and maintain Microsoft-based web applications, data integrations, databases, and reports using C#, ASP.NET/.NET, S

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Full-time

130,000 - 140,000

.NET Full Stack Engineer

Vienna, Virginia

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Yesterday

Hi, We currently have an exciting opportunity for a .NET Full Stack Engineer with one of our direct clients. This is an onsite position based in Vienna, VA (Onsite).Please let me know if you d be interested in discussing this opportunity further. Job Title: .NET Full Stack Engineer Job Type: Contract Location: Vienna, VA(Onsite) Job Summary: We are looking for an experienced Senior.NET Full Stack Engineer with a strong background in designing, developing, and deploying enterprise-grade applicat

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Third Party, Contract

Depends on Experience

Lead .Net Full Stack Developer

McLean, Virginia

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Today

Job Summary 7+ years of software development experience. Strong coding experience in any of these languages (C# and .Net), Unit testing, REST API designStrong React / TypeScript / Next.js 15 App Router, RTK Query, Tailwind CSS, component library patternsExperience integrating with ERP systems (Microsoft Dynamics NAV / Business Central strongly preferred)Proven experience designing real-time systems (SignalR, WebSockets, or equivalent)OpenAPI/Swagger specification authoring and API contract-first

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Contract

$60 - $70

.Net Full Stack Developer -W2

Vienna, Virginia

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Today

.Net Full Stack Developer Long term contract / Open for Fulltime job Location: Onsite - Vienna, VA Onsite | Local candidates within 40 miles In-Person Interview Required.Job description: Software development experience. Strong C# .NET 8 Azure Functions, Entity Framework Core, xUnit testing, REST API designStrong React / TypeScript / Next.js 15 App Router, RTK Query, Tailwind CSS, component library patternsAzure SQL / SQL Server schema design SSDT projects, query optimization, multi-tenant sche

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Contract

Depends on Experience

Senior ColdFusion/.NET Developer

Washington, District of Columbia

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Today

Client is seeking an experienced Senior ColdFusion/.NET Developer to support a mission-critical application environment for the (FDA). The successful candidate will be responsible for designing, developing, enhancing, maintaining, and modernizing enterprise applications built using Adobe ColdFusion and Microsoft .NET technologies. This role requires a strong hands-on developer who can work effectively across both legacy and modern application environments, troubleshoot complex technical issues,

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Full-time

Depends on Experience

Sr. .Net Application Developer with 15+ Years Exp

Washington, District of Columbia

•

Yesterday

DHS App. Technical Specialist (812336) Work Location : 64 New York Ave, NE. Washington, DC - Onsite Description: 11-15 years of experience. Proven professional experience in the design, development, delivery and enhancement of Client-Server/Web-Based/Cloud-Based/Mobile Software Applications using Microsoft .NET Technologies, ASP & C# (C-Sharp). This position is housed under Application Software Development (ASD) Division (ASD) of the Office of Information Systems (OIS). The developer will buil

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Contract

75 - 85

.Net Architect jobs in Reston, VA, USA