.Net Architect jobs in Reston, VA

Remote or Manchester, New Hampshire

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Today

Job Description A Northeast based strategic digital consultancy focused on helping clients undergo enterprise modernization and stay ahead of the ever-changing tech landscape is looking for a Software Architect to join their new team. This team is being built to provide a consumer retail application for one of their largest clients. They are looking for someone who has experience architecting, designing and developing enterprise solutions using C#, .NET Core, React or Angular, SQL, NoSQL, Oracle

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Full-time

75/hr - 80/hr

.Net Architect

Remote

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4d ago

NET Lead/Architect 15805 Top 3 skill sets required for this role: .Net .Net 8 preferred C#Angular 17 or higherAWS - EKS Dynamo DB Lambda S3 RDSCertifications: AWS CertificationAWS - IAM SQS secrets managerSwift Objective C -Responsibilities include development architecture and solution ownership

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Contract

Depends on Experience

Senior .NET Developer

McLean, Virginia

•

Yesterday

Job Title: Senior .NET Developer Location: McLean Virginia (Fully 5 days onsite) Duration: 06+ Months Contract Need Local Candidates In-Person interview is Mandatory Must Have Qualifications: Must have experience using ASP.NET, MVC, and the latest .NET frameworks. Must have experience using Microsoft SQL. Solid 7 years of hands on with .NET Developer who has hands on experience with .NET framework, .Net Core, .Net application such as Asp.Net, C# (Sharp) Microsoft Services, SSIS (SQL server integ

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Full-time, Part-time, Third Party, Contract

.NET Developer - Senior

Washington, District of Columbia

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Today

Position Title & Code: .NET Developer - Senior Location: Washington DC 20024 Project End Date: 09/30/2026 (With Possible extension to next fiscal year) Complete Description: Duties and Responsibilities The .NET Developer role requires a service- oriented mentality, high sense of ownership of the problems and requests assigned, focus on managing and resolving issues in alignment with the SLAs, establishing and maintaining communication with technology customers to keep them updated with statu

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Full-time, Part-time, Contract, Third Party

Developer .NET Senior

McLean, Virginia

•

Yesterday

Immediate need for a talented Developer .NET Senior. This is a 06+ months contract opportunity with long-term potential and is located in Mclean VA (Onsite). Please review the job description below and contact me ASAP if you are interested. Job ID: 25-92612 Pay Range: $70 - $75/hour. Employee benefits include, but are not limited to, health insurance (medical, dental, vision), 401(k) plan, and paid sick leave (depending on work location). Key Requirements and Technology Experience: Key Skills;

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Contract

$70 - $75

Software Developer

Franklin Farm, Virginia

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12d ago

ekSource Technologies is committed to providing value through the effective use of technology. ekSource excels in putting together teams with strong functional knowledge and technical expertise. ekSource partners with leaders in the industry to fully harness their potential and bring the right solutions for your Business. ekSource is head quartered at Herndon, Virginia with offices in Atlanta, GA, Nashville, TN. We emphasize on aligning to client's processes and development methodology, developi

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Full-time

$135,000 - $140,000

Python Full Stack Developer

Washington, District of Columbia

•

Yesterday

JOB TITLE: PYTHON FULL STACK DEVELOPER MUST BE LOCAL TO DC AREA Developer (Full Stack Python, .NET, Angular/React, Azure) We are seeking a skilled Full Stack Developer with a strong foundation in Python for backend development, experience with .NET/C#, and proficiency in front-end frameworks like Angular or React. You will collaborate closely with data scientists and solution architects to build robust APIs, user interfaces, and automation solutions that leverage Large Language Models (LLMs) a

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Contract, Third Party

$20 - $60

Senior Application Developer

Arlington, Virginia

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Today

A forward-thinking organization is seeking a Senior Application Developer to join a high-performing, project-driven team. This hybrid position offers the opportunity to contribute to large-scale, impactful initiatives that drive measurable value for clients and stakeholders. The firm specializes in managing complex, high-budget projects from initial concept through successful completion. Through strategic precision, seamless collaboration, and a deep commitment to accountability, each engagement

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Full-time

100k - 135k

Senior Application Developer

Arlington, Virginia

•

Today

This company is seeking a Senior Application Developer to join our dynamic, project-driven team in the DC area. This role is a hybrid position. Their firm specializes in guiding high-budget projects from concept through completion. They have assembled teams that uphold seamless communication, strategic precision, and accountability at every stage. They operate on a foundation of fiduciary responsibility, rigorous customization, and measurable excellence, ensuring every project outcome aligns wit

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Full-time

120k - 130k

.NET Developer - Only W2/1099 & Finance or banking domain experience

McLean, Virginia

•

Yesterday

.NET Developer McLean, VA (5 Days Onsite | Local Only) - W2 Experience: 8+ Years | Domain: Banking/Finance Required A top financial enterprise is seeking a highly skilled .NET Developer to join their onsite team in McLean, VA. Local candidates only, immediate interview slots available. Must Have Skills: 7 8+ years hands-on with C#, ASP.NET, MVC, .NET Core Strong experience with SQL Server, T-SQL, Stored Procedures, Performance Tuning Expertise in Web API, WCF, REST, SOAP, XML, JSON Frontend exp

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Third Party, Contract

Senior C#/.NET Developer

Rockville, Maryland

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Today

This company is a software product company that is a global leader in the development and manufacture of medical laboratory equipment used for measuring molecules in biological samples. Their products have been instrumental in major healthcare advancements, most recently utilized in COVID-19 testing trials, and continue to power medical research and diagnostics behind the scenes to advance healthcare nationally. As a company that builds complex lab hardware, this role focuses on developing and m

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Full-time

135k - 150k

Full-Stack Software Developer/Programmer- 33910

Alexandria, Virginia

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Today

Job Title: Full-Stack Software Developer/Programmer Location: Alexandria, VA (Onsite) Employment Type: Full-Time Clearance: U.S. Citizenship Required; Secret Clearance Preferred Overview: Syneren Technologies is seeking a Full-Stack Software Developer to build and maintain scalable web applications. This role involves front-end development with JavaScript and React, back-end development using .NET, Node.js, and MS SQL, and integration with Active Directory. Key Responsibilities: Develop responsi

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Full-time

Senior .NET Developer (Azure/Sharepoint)-Remote

Hybrid in Washington, District of Columbia

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3d ago

Role: Senior .NET Developer (Azure/SharePoint) Duration: 1 year Location: Remote Overview: We are seeking a highly experienced and hands-on Senior .NET Developer with 11+ years of deep expertise in modern Microsoft technologies. The ideal candidate will have a proven track record of delivering scalable, secure, and high-performance applications using the latest .NET frameworks, Azure services, and enterprise integration patterns. This role requires strong architectural insight, clean coding

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Third Party, Contract

2026 Internship - Software Engineer

Laurel, Maryland

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Today

Description Are you passionate about working with a collaborative group of dedicated technical professionals to apply software engineering solutions to challenging problems? Do you want to contribute to critical technologies that are vital to maintaining our national security? Do you enjoy developing, integrating, deploying, and testing software and database systems? If so, APL is looking for someone like you to join the Software Engineering and Data Transformation Group supporting the Strat

Full-time

USD 22.60 per hour

Senior Software Engineer (C# / Azure / .NET Core / microservices, AKS)

Remote

•

Yesterday

Remote Senior C# / .NET Software Engineer (.NET Core, Azure, microservices, AKS) Our client is looking to augment their team with an experienced Senior Software Engineer to assist in the implementation of cloud-based systems used by large corporations. This is a "best of all worlds" type of opportunity, working alongside highly-skilled resources, within a specialized technology division of a larger company, providing solutions to Fortune 500 companies. We are looking for flexible resources on th

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Full-time

$125,000 - $165,000

Senior Software Engineer (C#/.NET)

Arlington, Virginia

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Today

Senior Software Engineer (C#/.NET) Job Description Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real estate inf

Full-time

Developer-.NET Senior

McLean, Virginia

•

Today

Genesis10 is seeking a Senior .Net Developer for a 6 month contract position with mortgage loan corporation located in McLean, VA. This position is fully onsite. Looking for a Developer with Following Experience: Solid C# .NET development experience up to the latest .NET frameworks Experience with .NET Core web application development Demonstrated expertise in enterprise software development and maintenance using ASP.NET MVC, Web API, WCF, REST Services. Must be proficient in SOAP- or REST-based

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Full-time

.Net Developer

Remote

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11d ago

Who we are! At 4Ci our mission is to build long term relationships, based on trust, integrity, and knowledge with all our employees and business affiliates. 4Ci has been in business for 20 years and has employees working on mission critical projects nationwide. We provide computer programming, testing, and system design services to develop and maintain multi-year, multi-million-dollar mission critical applications for the US Government. Examples of such applications are Medicaid MMIS systems, He

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Full-time

Depends on Experience

Must be Local to WI || Certified Microsoft .NET Web Developer III

Remote

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24d ago

Role: Certified Microsoft .NET Web Developer s Location: Madison, WI-Remote Duration: 12+Month with Extension Interview: In-person Project Details: This is an extension of 147432 due to 3 additional needs This is a position needed for the development and support of critical priority applications in the Divisions of Unemployment Insurance. Project work will include application design and development, new development and modifications to existing code. Successful candidates will have demonstrated

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Contract

Depends on Experience

Senior Software Engineer (C# / Azure / .NET Core / microservices, AKS)

Remote

•

Yesterday

Easy Apply

Full-time

$125,000 - $165,000

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.Net Architect jobs in Reston, VA, USA