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Senior .NET Developer
Rockville or United States
HybridContract
US citizen required. Proficient in .NET Core/.NET 8, C#, Azure services, API security, Microsoft Entra ID/B2C, Azure OpenAI/Azure AI Foundry, GitHub Copilot, CI/CD, containers, SQL/Cosmos DB, and modern UI frameworks.
.NET Core, .NET 8, C#, Azure, App Services, Functions, API Management, Service Bus, Azure SQL, Azure OpenAI, Azure AI Foundry, GitHub Copilot, GitHub, Azure DevOps, CI/CD, Cosmos DB, Blazor, React, Angular, Microsoft Entra ID/B2C
1w
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Senior .NET Developer – Azure & AI Solutions
Rockville, Maryland, United States
OnsiteFull Time
Expert C#, ASP.NET Core, .NET 8/.NET Core, Azure and AI solution experience including Azure OpenAI, RAG, AI Agents, CI/CD, and modernizing legacy .NET apps.
.NET 8, .NET Core, C#, ASP.NET Core, Microsoft Azure, Azure App Services, Azure Functions, API Management, Service Bus, Azure SQL, Azure OpenAI, Azure AI Foundry, AI Agents, Retrieval-Augmented Generation (RAG), GitHub Copilot for Developers, Microsoft Entra ID/B2C, GitHub, Azure DevOps, SQL, Cosmos DB, Blazor, React, Angular
1w
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Sr. NET Developer /AI Developer – Rockville, MD
Rockville, Maryland, United States
OnsiteContract
.NET Core/.NET 8 and C# expertise, strong Azure experience (App Services, Functions, Service Bus, Azure SQL), Azure OpenAI/AI Foundry experience, GitHub/GitHub Copilot or Azure DevOps, CI/CD, containers, SQL/Cosmos DB, modern UI frameworks, security and authentication.
.NET Core, .NET 8, C#, Microsoft Azure, App Services, Functions, API Management, Service Bus, Azure SQL, Azure OpenAI, AI Foundry, GitHub Copilot for Developers, ASP.NET Core, Microsoft Entra ID, B2C, GitHub, Azure DevOps, CI/CD, Blazor, React, Angular, Cosmos DB, SQL
1w
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Software Engineer (.NET)
Sterling, Virginia, United States
$115k-$150k/yr OnsiteFull Time
4+ YOEBachelor's in CS or related,4+ years software development experience,proficiency in C#,C++ or Java,.NET/ASP.NET Core,ASP.NET MVC,Angular,SQL Server,EMR with strong communication and analytical skills,Public Trust eligibility.
C#, C++, Java, .NET Framework, ASP.NET Core, ASP.NET MVC, Angular, Bootstrap, Microsoft SQL Server, SQL Server Management Studio (SSMS), HTML, CSS, JavaScript, TypeScript, Docker, Kubernetes, AWS, Azure, Google Cloud, Azure Data Lake Services, Data Factory, Synapse analytics, SQL Managed Instance, Google Workspace, Gemini, Windows Presentation Foundation (WPF), JSON, XML, XSLT, Azure DevOps, GitHub
2mo
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.NET and Azure Architect
Herndon, Virginia, United States
RemoteFull Time
8+ YOE8+ years in full-stack development; expert .NET/C#, SQL Server; frontend with Angular/Blazor/React; RESTful APIs security; Azure; third-party integrations; mentoring; Agile Scrum; strong communication.
.NET, C#, SQL Server, Angular, Blazor, React, JWT, OAuth, Azure, REST APIs
1mo
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.NET Application Support Engineer
Ashburn or Harrisburg or Pennsauken
OnsiteFull Time
3+ YOE3+ years supporting or developing .NET applications, strong C# debugging, PowerShell scripting, IIS management, T-SQL/MS SQL proficiency, and experience with monitoring and automation; bachelor’s degree or equivalent.
C#, .NET Core, .NET Framework, ASP.NET MVC, Web API, PowerShell, IIS, T-SQL, Microsoft SQL Server, Event Viewer, Serilog, Log4Net, Azure, Google, AWS, Docker, Azure DevOps, Jenkins, GitHub Actions, Jira
3mo
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Software Developer
Herndon, Virginia, United States
$112k-$179k/yr OnsiteFull Time
5+ YOETS/SCI with polygraph or ability to obtain; 5+ years software development; .NET, HTML, C#; DevOps tools; SQL Server; JavaScript; CSS; cross-browser code; strong teamwork and communication.
.NET, HTML, C#, JavaScript, Git, Azure DevOps, SQL Server, CSS
2w
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Full-Stack Developer
Leesburg, Virginia, United States
OnsiteFull Time
3+ YOEBachelor's degree in CS/IT, 3–5 years full-stack development experience, proficiency in C#, .NET, Microsoft SQL Server, HTML5/CSS3/JavaScript, Git; experience with Rock RMS, REST APIs and on-premise hosting preferred.
Rock RMS, C#, .NET, Microsoft SQL Server, HTML5, CSS3, JavaScript, Git, REST APIs, Proxmox, CEPH
3mo
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Software Developer, Senior
Herndon, Virginia, United States
$133k-$226k/yr OnsiteFull Time
6+ YOEU.S. person required and must be able to obtain Top Secret/SCI with polygraph. Minimum 6 years software development experience; Bachelor's in CS/Information Security or equivalent. Proficiency with .NET (C#, WPF/XAML, C++), ASP.NET MVC Web API, HTML/CSS, Python, PowerShell, IIS, AWS/Azure, GitHub, Jira, Jenkins, Confluence, and Microsoft PowerBI.
.NET, C#, WPF/XAML, C++, ASP.NET MVC Web API, HTML/CSS, Python, PowerShell, IIS, AWS, Azure, GitHub, Jira, Jenkins, Confluence, Secure Token Service (STS), DataHound, Microsoft PowerBI
2mo
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Senior Software Developer
Herndon, Virginia, United States
OnsiteFull Time
6+ YOETop Secret/SCI with Poly, 6+ years in software development, BS in CS/Info Security or related field, proficient in .NET/C#/WPF/XAML/C++, ASP.NET Web API, HTML/CSS, Python, PowerShell; Windows apps/services/web services on IIS; AWS/Azure; GitHub/Jira/Jenkins/Confluence; STS/DataHound; PowerBI; Windows admin/troubleshooting; SDLC and IIS deployments.
.NET, C#, WPF/XAML, C++, ASP.NET Web API, HTML/CSS, Python, PowerShell, IIS, AWS, Azure, GitHub, Jira, Jenkins, Confluence, Secure Token Service, DataHound, PowerBI
1mo
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Robotic Process Automation Engineer
Ashburn, Virginia, United States
$87k-$198k/yr OnsiteFull Time
5+ YOE5+ years software development experience, UiPath or Power Automate expertise, scripting in .NET/C#/VB.NET/JavaScript/Python, SQL, experience with microservices and cloud platforms; Public Trust required.
UiPath, Orchestrator, Action Center, Document Understanding, Power Automate, AI Builder, .NET, C#, VB.NET, JavaScript, React, Python, SQL, AWS, Azure, Google Cloud Platform, Microsoft SharePoint, Microsoft Products, Microsoft Windows Server, Microsoft SQL Server
2w
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IT Full Stack Developer (2094)
Rockville, Maryland, United States
OnsiteFull Time
1+ YOEEntry-level full stack .NET developer with working knowledge of C#, .NET and SQL Server; exposure to Blazor, JavaScript, HTML, CSS; familiarity with AI concepts; ability to work in Agile teams.
.NET Blazor, C#, JavaScript, HTML, CSS, .NET APIs, Windows Services, SQL Server
1mo
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Robotic Process Automation Engineer
Ashburn, Virginia, United States
$87k-$198k/yr HybridFull Time
5+ YOE5+ years software development experience, 3+ years with legacy enterprise systems, experience with UiPath or Power Automate, scripting (.NET/C#/VB.NET/JavaScript/React/Python), SQL, cloud platforms; Public Trust required.
UiPath, UiPath Studio, UiPath Orchestrator, UiPath Action Center, UiPath Document Understanding, Power Automate, AI Builder, .NET, C#, VB.NET, JavaScript, React, Python, SQL, AWS, Azure, Google Cloud Platform, Microsoft SharePoint, Microsoft Windows Server, Microsoft SQL Server
1mo
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Senior CNO Developer (Onsite)
Annapolis Junction or Palm Bay or Dulles or Maryland or Florida or South Carolina or Texas
$99k-$206k/yr RemoteFull Time
7+ YOE5+ MgmtBachelor's +9 yrs or Master’s +7 yrs; 8+ yrs programming in Assembly, C, C++, Java, Perl, and/or Python; experience with Windows/UNIX build environments; CNO tooling experience; 5+ yrs managing teams; TS/SCI preferred.
Assembly, C, C++, Java, Perl, Python, Visual Studio, .NET, make, Bash, PowerShell, IDA Pro, Ghidra, OllyDbg, Git, Windows, UNIX
1mo
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Security Engineer, Enterprise Protection Program
Arlington or Seattle or Herndon
$159k-$202k/yr OnsiteFull Time
3+ YOE3+ years programming experience (Python, Ruby, Go, Swift, Java, .Net, C++), 2+ years troubleshooting and scripting, knowledge of networking protocols and security vulnerabilities, Bachelor's in Computer Science or equivalent.
Python, Ruby, Go, Swift, Java, .Net, C++, command line tools, AWS
4d
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Full Stack Developer - (BEAGLE)
Ashburn or United States
$75k-$120k/yr HybridFull Time
7+ YOE7+ years professional experience with full-stack Java or C# (.NET Core) development, Spring, Angular/React, relational databases, and software lifecycle practices; U.S. citizenship and ability to pass background checks required.
Java, C#, .NET Core, Spring MVC, Spring Boot, Angular, React, PostgreSQL, Hibernate, Entity Framework, Git, AWS
1mo
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Sr Software Engineer - Architecture (Herndon, VA, US, 20171)
Herndon, Virginia, United States
HybridFull Time
5+ YOEBachelor's in relevant engineering/CS and 5+ years software engineering experience; expertise in OOP, web/REST services, Java/C#, .NET, Spring/Hibernate, SQL databases; 2 years utility domain experience preferred.
Windows, Linux, Unix, Spring, Hibernate, .NET, Microsoft SQL Server, MySQL, Java, C#, JDBC, REST, SOA, MVC, GUI frameworks
3mo
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Principal Software Automation Engineer
Gaithersburg, Maryland, United States
$117k-$178k/yr HybridFull Time
7+ YOEBachelor's or higher in a related field; 7+ years of automation software design; experience with industrial robots/PLCs, C#/.NET or Java/C++, XML/SQL, MATLAB; hardware/software integration; machine vision preferred.
C# .Net, Java, C++, XML, SQL, MATLAB, PLC, Ladder Logic, Structured Text, Machine Vision, GPUs, Networking
1mo
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Full Stack Developer
Herndon, Virginia, United States
OnsiteFull Time
Requires a Bachelor's or Master's in CS/Software Engineering, ability to pass a Tier 1 DOD background investigation, experience with .NET Core, ASP.NET Core (C#), Angular/TypeScript, REST APIs, Go, Azure Government, containerized microservices, and CI/CD/DevSecOps practices.
.NET Core, ASP.NET Core, C#, Angular, TypeScript, REST APIs, Go (Golang), Azure Government, CI/CD
1mo
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Software Engineer II - Advanced Simulation & Training Systems (Onsite)
Sterling or United States
$76k-$144k/yr OnsiteFull Time
2+ YOESTEM degree and ~2 years' relevant experience (or advanced degree). Active transferable U.S. secret security clearance required. Working knowledge of C/C++, Windows; experience with Visual Studio/Eclipse, source control, ALM, DevSecOps/Agile preferred.
C/C++, Windows, DevSecOps, Agile, C#, Windows Presentation Formats (WPF), .NET, Python, Perl, Visual Studio, Eclipse, SVN, GIT, ClearCase, JIRA, Confluence, Crucible, Bamboo, ALM