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115 sr net developer jobs at 72 companies in Maryland

6d
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Senior .Net Developer
Maryland, United States
OnsiteFull Time
Infinite Computer Solutions
Infinite Computer Solutions: Provides digital engineering and IT transformation services for enterprises.
8+ YOE8+ years software development with .NET, C#, Web API, RESTful APIs, SQL Server, Azure, Git/Azure DevOps, healthcare interoperability (HL7/FHIR), and secure HIPAA-compliant development.
C#, ASP.NET MVC, ASP.NET Core, .NET Framework, .NET Core, .NET 6, .NET 7, .NET 8, Web API, Entity Framework, Entity Framework Core, LINQ, SQL Server, HL7, FHIR, X12, CCD/C-CDA, EHR/EMR, Epic, Cerner, Meditech, Allscripts, HIPAA, Microsoft Azure, Azure Functions, Azure Service Bus, Azure API Management, Azure DevOps, Git, CI/CD Pipelines, Docker, Kubernetes, React, Angular, Blazor, JavaScript, TypeScript, HTML5, CSS3, Bootstrap
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5d
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Senior .NET Developer
Rockville or United States
HybridContract
eTelligent Group
eTelligent Group: Providing IT modernization and cybersecurity solutions for federal government agencies.
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
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6d
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Sr. NET Developer /AI Developer – Rockville, MD
Rockville, Maryland, United States
OnsiteContract
Creative Information Technology
Creative Information Technology: Provides IT solutions and software for government and healthcare sectors.
.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
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6d
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Senior .NET Developer – Azure & AI Solutions
Rockville, Maryland, United States
OnsiteFull Time
ASSYST
ASSYST: An IT firm that provides digital transformation, DevSecOps, cybersecurity, and AI integration services for government agencies.
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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1mo
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AWS Senior .NET Modernization Engineer
Baltimore, Maryland, United States
OnsiteFull Time
Aligned Technology Group
Aligned Technology Group: Provides AWS-focused cloud consulting and managed technology services.
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
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3w
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26-2285: .Net Developer - Baltimore, MD
Baltimore, Maryland, United States
$70k-$100k/yr OnsiteFull Time
Navitas Business Consulting
Navitas Business Consulting: Provides digital transformation and IT solutions for government agencies.
5+ YOEBachelor's in CS/Engineering, 5+ years software engineering with expert .NET Core and C#, AWS and SQL/data warehousing experience, ability to lead architecture and mentor staff.
.NET Core, C#, Azure, AWS, SQL, Microsoft Excel
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2mo
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Sr. Software Engineer
Philadelphia or New Jersey or Delaware or New York or Maryland or Florida or South Carolina or Texas or Virginia or Georgia
HybridFull Time
FreedomPay: A fast-growing payments and commerce technology delivering secure solutions globally.
7+ YOE7+ years in application development and testing; strong web, SPA, and backend skills; security-focused; Agile experience; strong English communication.
.NET, SQL Server, MVC, jQuery, React, Angular, Redux, TypeScript, JWT, Git, HTML, CSS, Websockets
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3mo
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.NET Application Developer 3
Suitland, Maryland, United States
OnsiteFull Time
Prime Source Technologies
Prime Source Technologies: Provides IT solutions, software development, and systems integration services.
10+ YOETen years of software engineering experience; UI and backend development using Microsoft stack; Federal HR/payroll systems knowledge.
C#.NET, VB.NET, ASP.NET, CSS, JavaScript, JQuery, JSON, Bootstrap, SFTP, SQL Server, SSIS, SSDT, Visual Studio, Team Foundation Server, Microsoft SQL Server Management Studio
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1mo
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Senior .NET Azure AI Developer - Baltimore, MD
Baltimore, Maryland, United States
$100k-$203k/yr OnsiteFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
10+ YOE10+ years experience; strong C#/.NET; extensive Azure services; AI/ML with Azure tools; RESTful APIs; DevOps with Azure DevOps; Docker; IaC with Bicep.
C#, .NET, ASP.NET Core, Microsoft Azure, Azure Functions, Azure OpenAI, Azure ML, Cognitive Services, RESTful APIs, SQL, Cosmos DB, Docker, Kubernetes, Terraform, Bicep, Azure DevOps, Git, Python, Node.js, Angular, React, SQL Server, PostgreSQL, Cosmos DB
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2mo
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Sr. Principal Cyber Software Engineer
Annapolis Junction or San Antonio or Aurora or Carey
$149k-$235k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOEBachelor's degree in computer science, information systems, or network engineering with 8+ years experience; strong C/C++, Java, Python; CNO tools; Windows/.NET and Unix/Linux development.
C, C++, Java, Perl, Python, Visual Studio, NET, Unix/Linux, Makefiles
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6d
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Senior Software Engineer - .NET
Maryland, United States
OnsiteFull Time
Tyler Technologies
Tyler TechnologiesNYSE: TYL: Provides software and technology services for the public sector.
4+ YOE4+ years experience, full‑stack .NET C# development, frontend skills (HTML,CSS,JavaScript), AWS and container experience, MS‑SQL/NoSQL familiarity, strong communication and mentorship abilities.
.NET, .NET C#, C#, HTML, CSS, JavaScript, Vue, React, Bootstrap, AWS, MS-SQL, Elasticsearch, Java
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1mo
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Payments .NET Application Developer
Charlotte or Scottsdale or Dallas or Cleveland or California or Colorado or District of Columbia or Illinois or Maryland or Massachusetts or Minnesota or New York or New Jersey or Washington
$44-$54/hr HybridFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
5+ YOE5+ years .NET development experience; proficient in C# and .NET core; relational DB experience (Oracle/MSSQL/PostgreSQL); Visual Studio and Git; strong OOP, design patterns, and communication skills; associate or bachelor degree.
.NET core, C#, Oracle, MSSQL, PostgreSQL, Microsoft Visual Studio, git, ASP.NET Core MVC, Web API, SQL Server, Entity Framework Core, ReactJS, VueJS, HTML, CSS, JavaScript, NUnit, xUnit, CockroachDB, Kafka
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2mo
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Sr. Full Stack .NET Software Engineer (IT@JH University Information Systems)
Baltimore, Maryland, United States
$86k-$150k/yr RemoteFull Time
Johns Hopkins University
Johns Hopkins University: A private research university providing higher education and clinical healthcare.
6+ YOEBachelor's in a related field and 6+ years related experience; strong Microsoft .NET/C#, SQL, Git, Windows/Linux/Docker skills; experience with web frameworks (Vue.JS), cloud (AWS/Azure), testing, documentation, and mentoring/leading junior staff.
Microsoft .NET, C#, SQL, Git, Gitflow, Microsoft Windows, Linux, Docker, Vue.JS, JavaScript, AWS, Azure, XML, XSL, JSON, HTML, CSS, SQL Reporting Service, .NET Framework, .NET Core, ASP.NET, ASP.NET MVC, Web API, VB.NET, T-SQL, AI coding agents
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4w
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Senior Software Engineer-.Net
Baltimore, Maryland, United States
$110k-$120k/yr HybridFull Time
InVita Healthcare Technologies
InVita Healthcare Technologies: Software for blood, donation, and forensic life-saving operations.
5+ YOEBachelor's in CS or related, 5+ years .NET experience, WinForms, C#/VB.NET, Microsoft SQL Server, Entity Framework, Git/Jira/Bitbucket, experience with DevExtreme/Infragistics/Telerik; Agile experience and mentoring skills.
Microsoft .NET, WinForms, C#, VB.NET, Microsoft SQL Server, Entity Framework, GIT, Jira, Bitbucket, DevExtreme, Infragistics, Telerik
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1mo
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Sr. Software Developer
Orange or Arizona or California or Florida or Maryland or Maine or Michigan or Missouri or North Carolina or Nevada or New York or Ohio or Oklahoma or Oregon or South Carolina or Texas or Utah or Washington or Wyoming
$120k-$145k/yr RemoteFull Time
Aeries Software
Aeries Software: Provides student information management software for K-12 school districts.
7+ YOE7+ years professional software development with Microsoft .NET stack, experience with React/TypeScript, RESTful API design, Playwright, cloud deployments (AWS preferred), practical use of Claude or similar LLM agent tools, and demonstrated technical leadership.
ASP.NET WebForms, React, TypeScript, C#, .NET Web API, RESTful API, Claude, Redux Toolkit, Zustand, Playwright, CI/CD, Azure DevOps, AWS, ECS, Lambda, Step Functions, Bedrock, Azure, GCP
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2w
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Sr. Software Engineer_.Net (Hybrid - Owings Mills, MD)
Owings Mills, Maryland, United States
$121k-$206k/yr HybridFull Time
T. Rowe Price
T. Rowe PriceNASDAQ: TROW: Global investment management firm providing funds and retirement services.
5+ YOEBachelor's degree plus 5+ years software engineering, strong .NET and modern JavaScript experience, relational DB and API design, cloud-native and containerized microservices, CI/CD, Linux and scripting, mentoring experience.
.NET, Angular, React, Node.js, Microsoft SQL Server, PostgreSQL, MySQL, AWS, Microsoft Azure, Linux, OpenFin, Finsemble, Symphony, CI/CD
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2w
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Sr. Software Engineer_.Net (Hybrid - Owings Mills, MD)
Owings Mills, Maryland, United States
$121k-$206k/yr HybridFull Time
T. Rowe Price
T. Rowe PriceNASDAQ: TROW: Provides global investment management and retirement planning services.
5+ YOEBachelor's degree plus 5+ years software engineering experience; strong .NET and modern JavaScript framework skills; experience with relational databases, cloud-native architectures (preferably AWS), CI/CD, Linux, and Agile; mentoring experience.
.NET, Angular, React, Node.js, Microsoft SQL Server, PostgreSQL, MySQL, AWS, Microsoft Azure, CI/CD, Linux, OpenFin, Finsemble, Symphony, HireVue, TDD, BDD
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2mo
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Software Developer, Lead - .NET / React / Cloud
Bethesda, Maryland, United States
$100k-$150k/yr HybridFull Time
LCG
LCG: Technology consulting and IT services for federal government agencies.
10+ YOE5+ Mgmt10+ years of hands-on software development; 5+ years leading technical teams in Agile; 3+ years building large-scale web/mobile apps with React; strong Microsoft tech stack; CI/CD, DevOps, cloud modernization; hybrid on-site in Rockville, MD/DC area; ability to obtain Public Trust; sponsorship not offered.
.NET, ASP.NET Core, C#, Microsoft SQL Server, RESTful APIs, React.js, React Native, Expo, Vue.js, Azure DevOps, Git
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1mo
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Sr. Principal Software Engineer (AHT)
Manhattan Beach or Hollywood or Linthicum Heights or Huntsville
$136k-$213k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
8+ YOEDoD Secret clearance required; BS in STEM +8 years (or MS +5). Experience with Agile, CI/CD, C#/Java/.NET, OOD, SQL, scripting (yaml, Python, PowerShell, Curl), Git/GitHub, Bitbucket, Jira, Confluence; technical leadership experience preferred.
CI/CD, C#, Java, .NET, SQL, yaml, Python, PowerShell, Curl, Git, GitHub, Bitbucket, Jira, Confluence, Docker, Kubernetes, React, REST, AsyncAPI, AWS, Azure, UML
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2w
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Sr. Software Engineer/Technical Lead
Bethesda, Maryland, United States
OnsiteFull Time
Nextonic Solutions
Nextonic Solutions: Provides scientific and technology development services to federal agencies.
Design and implement web, application, and database architecture; develop RESTful APIs and web applications; support accessibility, security, cloud migration, CI/CD, and enterprise integrations for government systems.
Visual Studio, MVC, .NET, C#, SQL Server Data Tools, Python, Web API, Bootstrap, Angular Js, Ajax, JavaScript, CSS, JQuery, JSON, ServiceNow, nVision, NBS
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