86 sr net developer jobs at 47 companies in Havre de Grace, MD

3w
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Senior .NET Developer
Crum Lynne or Chicago or Reston or Boca Raton
$90k-$150k/yr RemoteFull Time
TransUnion
TransUnionNYSE: TRU: Provides global credit reporting and risk management information solutions.
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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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 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
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
2mo
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Lead .Net Platform Engineer (Payments Ingestion) - Senior Vice President
New Castle or Tampa
$156k-$234k/yr HybridFull Time
Citi
CitiNYSE: C: Providing global banking, investment, and wealth management services.
Hands-on .Net engineering for high-throughput payment platforms, microservices, Kafka, Oracle/MongoDB, cloud-native (OpenShift/AWS), Kubernetes/Docker, CI/CD, Jenkins, and platform leadership; AI/ML integration and strong stakeholder communication.
.Net, React, Kafka, Oracle, Microsoft SQL, MongoDB, Spring MVC, Spring Boot, REST APIs, Jenkins, Gradle, Maven, Grafana, OpenShift, AWS, Kubernetes, Docker, GitHub Copilot, Gemini, LLMs, JVM, CI/CD, TDD, Python, Pinecone, Weaviate, LangChain, AutoGen, COBOL, Assembler, C++
2mo
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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
2mo
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Lead .Net Platform Engineer (Payments Ingestion) - Senior Vice President
New Castle or Irving
$156k-$234k/yr HybridFull Time
Citi
CitiNYSE: C: Global diversified financial services holding.
10+ YOE10+ years .Net experience, microservices, Kafka, Oracle/MongoDB, cloud-native (OpenShift/AWS), Kubernetes/Docker, CI/CD (Jenkins, Gradle/Maven), JVM performance tuning, API design, secure engineering, Agile/SAFe. Bachelor's required; Master's preferred.
.Net, REST APIs, Spring MVC, Spring Boot, Kafka, Oracle, Microsoft SQL, MongoDB, OpenShift, AWS, Kubernetes, Docker, CI/CD, Jenkins, Gradle, Maven, Grafana, GitHub Copilot, LLMs, Gemini, JVM, Python, Pinecone, Weaviate, LangChain, AutoGen, COBOL, Assembler, C++, React
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
3mo
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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
2w
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Lead Full Stack Engineer (.Net, Vue/React) - Fully Remote
Baltimore or United States
RemoteFull Time
CoverGo
CoverGo: No-code insurance platform for life, health, and P&C insurers.
8+ YOE2+ Mgmt8+ years full-stack experience, 2+ years in a lead role, proficiency with .NET Core,C#,GraphQL,MongoDB,Docker,Javascript,Vue.js/React.js,cloud platforms,testing,security and performance optimization.
.NET Core, C#, GraphQL, MongoDB, Docker, Javascript, Vue.js, React.js, AWS, Azure, Google Cloud
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AFS Developer
Baltimore, Maryland, United States
$45-$56/hr HybridFull Time
State of Maryland
State of Maryland: Provides public governance and services for Maryland residents.
7+ YOE7+ years designing, developing, testing, implementing and maintaining application or systems software; experience with Microsoft Dynamics 365, X++, AOT, .NET, C#, Visual Studio, Power Automate, Power BI, and SSRS.
X++, AOT, Power Automate, Robotic Process Automation (RPA), .NET, C#, Visual Studio, Power BI, SSRS, Microsoft Dynamics 365, Microsoft Excel
1mo
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CRM Developer
Cockeysville or Hunt Valley
$115k-$125k/yr HybridFull Time
Sinclair
SinclairNASDAQ: SBGI: Operates television stations and produces news and sports programming
5+ YOEBachelor's in CS/IS, 5+ years software engineering/CRM development (3+ years Dynamics 365), strong .NET/C#, SQL, JavaScript/TypeScript, Power Platform, Azure, REST/SOAP integrations, and collaboration skills.
Microsoft Dynamics 365 CRM, Microsoft Dataverse, Microsoft Power Platform, Microsoft Power Apps, Microsoft Power Automate, Microsoft Power BI, .NET, C#, SQL Server, T-SQL, JavaScript, TypeScript, HTML, CSS, REST APIs, SOAP, Azure Functions, Logic Apps, Service Bus, Azure DevOps, Git, Microsoft Graph, Microsoft Entra ID (Azure AD), Angular, React, CI/CD, Codex, ChatGPT, CoPilot, Foundry
3w
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Senior Software Engineer (Technical Lead) BSI - (Claude, GitHub, Python, NET/C#, Angular, AWS)
Hartford or Atlanta or Cockeysville or Saint Paul
$139k-$230k/yr HybridFull Time
Travelers
TravelersNew York Stock Exchange: TRV: Provider of commercial and personal property casualty insurance.
5+ YOE5+ years software engineering experience, experience shipping LLM/AI agent production systems, proficiency with GitHub, Python, .NET/C#, Angular, AWS, databases, and strong communication and leadership skills.
GitHub, Python, NET/C#, Angular, AWS, OCF, Mongo, DocumentDB, SQL Server, Claude Agent SDK, LangGraph, AgentCore, Anthropic, OpenAI
1mo
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Software Developer - Expert
Fort Meade, Maryland, United States
$165k-$173k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Global provider of engineering, technical, and mission support services.
10+ YOERequires 10+ years of .NET software development, current Top Secret/SCI clearance, Security+ and DoD IAT Level II qualification, plus expertise in C#, .NET Core, SQL Server, JavaScript, Azure DevOps, and Git.
C#, .NET Core, Razor Pages, Dependency Injection, Web APIs, Entity Framework Core, LINQ, SQL Server, Visual Studio, SQL Server Management Studio, Azure DevOps, Git, JavaScript, AJAX, CSS, Bootstrap 5, Power BI, Tableau, R, Python, ASP.NET Core 6.0, Middleware, Team Foundation Server (TFS), jQuery, Flexbox, IIS
2w
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Software Developer (TS/SCI w/Poly)
Fort Meade or Columbia
$104k-$181k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
5+ YOEActive TS/SCI w/Poly and USCC JQR required; 5+ years exploit/CNO tool development or equivalent; proficiency in .NET, Python, C/C++, ASM; strong Windows/Linux internals and offensive cyber experience.
.NET, Python, C, C++, ASM, Ghidra, GDB, WinDbg
2d
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Senior Software Engineer
Baltimore, Maryland, United States
$140k-$165k/yr OnsiteFull Time
SimpliGov
SimpliGov: Provides cloud-based workflow automation and digital forms for governments.
7+ YOE7+ years shipping production software with deep .NET and C# expertise; experience integrating LLM features, Azure, CI/CD, mature codebases, code review, and technical leadership.
.NET, C#, ASP.NET Core, Entity Framework Core, Azure, AKS, App Service, Service Bus, SQL, CI/CD, GitHub, Octopus Deploy, SimpliAI, Wright, Conductor
1mo
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CNO Developer
Annapolis Junction, Maryland, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
6+ YOE6+ years programming with OOP languages, 4+ years developing Windows/.NET or UNIX build environments, experience with C/C#/C++/Java, software lifecycle management, TS/SCI with polygraph; bachelor’s in Computer Science + 1+ year embedded dev or 4+ years embedded dev in lieu.
Microsoft Visual Studio, Microsoft .NET, C, C#, C++, Java, Python, Assembly, PerlScript
1d
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Software Developer
Belcamp, Maryland, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
5+ YOERequires 5+ years maintaining C and Python applications, 3+ years embedded OS development, a bachelor's degree or 8+ years' experience, and ability to obtain Secret clearance.
C, Python, Electronic Medical Records (EMR), Microsoft Excel, Java, C#, C++, .NET, JavaScript, React, Angular, Node.js, PHP, Bash, Visual Basic, Git, ARM, FPGA
1mo
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Software Engineer II
Wilmington, Delaware, United States
OnsiteContract
CTG
CTG: Provides IT services and digital transformation solutions to businesses.
5+ YOEAssociates (or equivalent) plus 5+ years systems analysis/application development experience, knowledge of Azure architecture, C# .NET Core, ETL and strong analytical, communication and project skills.
Azure Application Architecture, C# .NET Core, ETL Frameworks
1mo
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Software Developer - Senior
Fort Meade, Maryland, United States
$140k-$147k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
14+ YOEDeep .NET Core and C# expertise, 10+ years professional software development (14 years minimum for baseline), Top Secret/SCI clearance, Security Plus and IAT II, EF Core and SQL Server experience, JavaScript and front-end skills, Azure DevOps and Git.
.NET Core, ASP.NET Core 6.0, C#, Entity Framework Core, LINQ, SQL, SQL Server, SQL Server Management Studio, Visual Studio, Azure DevOps, Git, Team Foundation Server (TFS), HTML, XML, JavaScript, AJAX, CSS, Bootstrap 5, IIS, Microsoft Power BI, Tableau, R, Python
1mo
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Software Engineer IV, Analysis
Suitland or Hanover
$138k-$208k/yr OnsiteFull Time
Oceaneering
OceaneeringNYSE: OII: Global provider of engineered services for offshore energy industries.
8+ YOEBS or equivalent,8+ years software engineering experience,.NET/C# and relational DB proficiency, Microsoft 365, Security+/CASP+ obtainable, DoD clearance obtainable, US citizen, leadership and project management experience.
.NET, C#, Microsoft 365, Jira, Git, GitHub Actions, Artifactory, CI/CD, ESRI, ArcGIS Pro SDK