490 net engineer jobs at 219 companies in Crofton, MD
3mo
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.NET Developer
Arlington, Virginia, United States
$104k-$218k/yr OnsiteFull Time
5+ YOE5–7 years software development experience, active Secret clearance, Bachelor's in CS/related (or equivalent), proficiency in C#, .NET/ASP.NET/.NET Core, React, Razor, Microsoft SQL Server, REST, and Git; strong troubleshooting and communication skills.
C#, .NET, ASP.NET, .NET Core, React, Razor Pages, Razor Views, Microsoft SQL Server, RESTful API, Git, Microsoft Azure DevOps, Entity Framework, TypeScript
2mo
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.NET Developer
Arlington or Rosslyn
HybridFull Time
3+ YOEBachelors +5 yrs (or Masters +3 yrs) experience; hands-on .NET development, SQL/Oracle database integration, CI/CD (GitLab/Jenkins/Nexus), deployment automation (Ansible), Okta/CyberArk integration, Jira; US citizenship and active Secret clearance required.
.NET, Oracle, SQL, SQL Developer, SQL Plus, Toad, SQL Server Management Studio, Ansible, GitLab, Jenkins, Nexus, Okta, CyberArk, Jira Service Management, IIS
1mo
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.NET Software Engineer
Arlington or McLean
$69k-$158k/yr OnsiteFull Time
2+ YOE2+ years .NET, C#, Web API experience; Docker and Agile experience; experience migrating to .NET 5/8/10; Secret clearance and Bachelor’s degree required; CI/CD and modern web framework experience preferred.
.NET, .NET 5, .NET 8, .NET 10, C#, Web API, Docker, Java, Python, JavaScript, Angular, React, NodeJS, Jenkins, GitHub Actions, Microsoft Azure DevOps
1mo
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Senior .NET Developer
United States or Washington
RemoteFull Time
8+ YOEU.S. citizen or permanent resident able to obtain Public Trust clearance; 8+ years software development experience (or degree + experience). Strong .NET and Python skills, AWS/Azure, CI/CD, databases, and excellent English communication.
Step Functions, CloudWatch, RDS, Lambda, S3, SQS, SNS, Elastic Container Registry, .NET, Python, Network Load Balancer, Application Load Balancer, Web Application Firewall, DynamoDB, Kinesis Data Stream, Firehose, Java, JavaScript, C#, SQL, RBS, MongoDB, Docker, Kubernetes, GitHub Actions, GitLab CI/CD, GitHub Copilot, Git, Subversion, Jira, Microsoft Azure, Microsoft Office Suite
2mo
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.NET Developer Senior
Arlington or Rosslyn
HybridFull Time
7+ YOEUS citizen with active Secret clearance; 7+ years relevant experience (Masters+7 or Bachelors+9). Hands-on .NET development, Oracle/SQL integration, CI/CD (GitLab, Jenkins, Nexus), Ansible, Okta/CyberArk, IIS, and Jira experience; agile team experience.
.NET, Oracle, SQL Developer, SQL Plus, Toad, SQL Server Management Studio, Ansible, GitLab, Jenkins, Nexus, Okta, CyberArk, Jira Service Management, IIS
3mo
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.NET Developer
Arlington, Virginia, United States
$104k-$218k/yr HybridFull Time
5+ YOE5–7 years software development experience; active Secret clearance; BS in CS/SE/IT; strong C#, .NET, React; SQL Server; REST APIs; Git; independent; good communication.
C#, ASP.NET, .NET Core, React, Razor Pages, Razor Views, SQL Server, REST, Git
2w
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Senior .NET Developer
Washington, District of Columbia, United States
HybridFull Time
8+ YOE8+ years building enterprise .NET applications, experience with ASP.NET/.NET Core/.NET 6, C#, MVC/MVVM, Entity Framework, Oracle, REST/SOAP/JSON/XML, Agile; U.S. citizenship and ability to obtain a Position of Trust (public trust) clearance.
ASP.NET, .NET CORE, .NET 6, MVC, MVVM, Entity Framework, Oracle, Azure DevOps, C#, REST, SOAP, JSON, XML
1d
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.NET Developer
Herndon, Virginia, United States
$65k-$80k/yr RemoteFull Time
5+ YOEU.S. citizen able to obtain Public Trust, Bachelor's in IT or equivalent experience, 5+ years .NET development experience including C#, Webforms/MVC/Web API, ADO.Net/Entity Framework, web services, and Agile/Scrum.
.Net 4.x Framework, C#, Webforms, MVC, Web API, ADO.Net, Entity Framework, SOAP, XML, REST, JSON, jQuery, Bootstrap, Ajax, CSS, Microsoft Azure, DEVOP/CICD Pipeline, GITHUB, GIT, SQL, SSDT, MS SSRS, .NET Core Framework, SAFe Agile
1mo
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C# / .Net Developer
Washington, District of Columbia, United States
$125k-$155k/yr OnsiteFull Time
8+ YOEBachelor's degree and 8+ years software engineering experience; 3–5 years with C#/.NET, ASP.NET, Entity Framework, and Microsoft SQL Server; experience with REST/RPC, unit/integration testing, secure coding; active TS/SCI clearance and U.S. citizenship required.
C#, .NET, ASP.NET, Entity Framework, Microsoft SQL Server, Git, GitLab, Docker, AWS, Azure, REST, RPC, CI/CD
1w
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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
1mo
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Senior .Net Developer #1815017
Alexandria or McLean or Washington
$125k-$140k/yr HybridFull Time
8+ YOEU.S. citizen with active Public Trust clearance, BS in Computer Science (or related), 8+ years' experience, .NET/SQL/Azure experience, EM/VM familiarity, strong communication and critical thinking.
.NET, SQL, Dynamics, Azure Application Service Environments, Windows Virtual Machines, CI/CD
1mo
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.NET C# Developer
Washington, District of Columbia, United States
$140k-$142k/yr OnsiteFull Time
3+ YOE3+ years developing with C# and .NET, ASP.NET, Entity Framework, SQL Server; unit/integration testing; secure coding; active Top Secret clearance required.
C#, .NET, ASP.NET, Entity Framework, SQL Server, REST, RPC, Git, GitLab, Microsoft Excel, Microsoft Word, PowerPoint, Acrobat, Azure, AWS, Jira, Azure DevOps
2w
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Senior .NET Developer
Crum Lynne or Chicago or Reston or Boca Raton
$90k-$150k/yr RemoteFull Time
5+ YOE5+ years building enterprise .NET applications, strong architecture and database skills, Agile experience, cloud and CI/CD familiarity, Bachelor's degree or equivalent experience.
C#, ASP.NET MVC, ASP.NET Web API, .NET Framework, .NET Core, .NET 5, .NET 6, Microsoft Visual Studio, SQL Server, PostgreSQL, AWS, Autofac, Ninject, Unity, CI/CD
2w
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.Net Applications Developer
Washington, District of Columbia, United States
HybridFull Time
5+ YOE5+ years .NET application development experience with C#, .NET Core/.NET 6+, Azure DevOps/GitHub Actions, EF Core, SQL/Oracle, REST APIs, and secure authentication; bachelor’s degree or equivalent experience.
Microsoft C# (.Net CORE), Microsoft .NET 6, Microsoft .NET Framework 4.8, Microsoft Azure DevOps, GitHub Actions, Azure App Services, Azure Functions, Azure API Management, Azure Storage, Azure Key Vault, Entity Framework Core (EF Core), SQL Server, Oracle, MVC, MVVM, jQuery, AJAX, Telerik Kendo UI, RESTful Web Services, Windows Services, ASP.NET Core, Entra ID (formerly Azure Active Directory), SAML, OAuth 2.0, OpenID Connect, JSON Web Tokens (JWT), Microsoft Visual Studio 2022, Azure Logic Apps, Event Grid, Cosmos DB, GraphQL
1mo
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C#/.NET Developer
Washington, District of Columbia, United States
$151k-$156k/yr OnsiteFull Time
8+ YOEActive Top-Secret clearance, Bachelor’s in IT, minimum 8 years experience with 3–5 years using C#/.NET; experience with ASP.NET, Entity Framework, Microsoft SQL Server, REST/RPC, Git/GitLab, unit/integration testing, and secure coding practices.
C#, .NET, ASP.NET, Entity Framework, Microsoft SQL Server, REST, RPC, Git, GitLab, AWS, Azure, Docker, CI/CD
1w
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Senior Software Engineer-.Net
Baltimore, Maryland, United States
$110k-$120k/yr HybridFull Time
5+ YOEBachelor's degree and 5+ years .Net experience with WinForms, C# or VB.NET, SQL Server, Entity Framework; experience with GIT, Jira, Bitbucket; strong communication and troubleshooting skills.
.Net, WinForms, C#, VB.NET, SQL Server, Entity Framework, GIT, Jira, Bitbucket, DevExtreme, Infragistics, Telerik
10h
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Sr..Net Developer III (6681)
Washington, District of Columbia, United States
$184k-$225k/yr HybridFull Time
10+ YOE10+ years developing enterprise applications; expertise in C#, .NET, ASP.NET, Entity Framework, TypeScript, JavaScript, Angular or React, SQL Server, Docker, and CI/CD. Requires active Top Secret/SCI and certifications.
C#, .NET, .NET Framework, Entity Framework, ASP.NET, WebForms, MVC, REST APIs, TypeScript, JavaScript, HTML, CSS, Node.js, Angular, React, SQL Server, T-SQL, Azure DevOps, GitLab, GitHub, CI/CD, Docker, Windows Server, PowerShell, IIS, Kerberos, OIDC
1w
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C#/.NET Developer, Senior
Washington, District of Columbia, United States
$130k-$145k/yr OnsiteFull Time
8+ YOEActive Top-Secret with SCI and CI Poly eligibility; Bachelor’s in Computer Science or equivalent; 8+ years software development; 3–5 years C#/.NET experience; ASP.NET, Entity Framework, SQL Server, unit testing, and secure coding.
C#, .NET, ASP.NET, Entity Framework, SQL Server, Git, GitLab, AWS, Azure, Docker
1mo
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AWS Senior .NET Modernization Engineer
Baltimore, Maryland, United States
OnsiteFull Time
5+ YOE5+ years with C# and .NET; experience with .NET Framework and .NET Core/.NET 8; modernizing legacy enterprise applications; REST APIs, SQL Server, Git, Agile; strong communication and problem-solving.
.NET Framework, .NET Core, .NET 8, C#, ASP.NET, Docker, Kubernetes, Amazon EKS, SQL Server, Git, Terraform, CloudFormation, AWS CDK, AWS
2w
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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
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