84 net developer jobs at 55 companies in Townsend, DE

1mo
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Backend .NET Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Comcast
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
5+ YOE5+ years backend development with C#/.NET, REST APIs, SQL/EF Core, CI/CD, automated testing, Git, cloud (Azure preferred), spec-first workflows (OpenSpec) and experience mentoring teammates.
C#, Microsoft .NET, ASP.NET Core, ASP.NET Core Web API, SQL, Entity Framework Core, Git, Azure, OpenSpec, GitHub Spec Kit, CI/CD
3w
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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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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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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++
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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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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
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Lead Software Engineer - C# / .Net
Wilmington, Delaware, United States
$128k-$214k/yr HybridFull Time
M&T Bank
M&T BankNYSE: MTB: Provides retail, commercial, and wealth management banking services.
5+ YOE5+ years systems analysis/application development (or 7+ with associate). Expert C#/.NET experience, RESTful API and service architecture, DevOps/CI/CD familiarity, exposure to Angular, strong analytical and communication skills.
C#, .NET, RESTful APIs, Angular, CI/CD, DevOps, SDLC, Loan IQ, Finastra
2w
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Senior .NET Full Stack Devloper (Onsite Hybrid) (Philadelphia, PA, US)
Philadelphia, Pennsylvania, United States
$106k-$160k/yr HybridFull Time
NTT DATA
NTT DATA: Global provider of IT and business consulting services.
5+ YOE5+ years .NET development experience with C#, ASP.NET (MVC/Core), Web API, Entity Framework, Microsoft SQL Server, REST/JSON, Git/GitFlow; experience in web app development and Insurance domain; bachelor's degree or equivalent preferred.
.NET, C#, ASP.NET MVC, ASP.NET Core, ASP.NET Web API, .NET Framework, .NET Core, .NET 6+, HTML5, CSS3, JavaScript, Entity Framework, Microsoft SQL Server, SQL, JSON, RESTful services, Git, GitFlow
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 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
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
2w
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.NET Application Support Engineer
Ashburn or Harrisburg or Pennsauken
OnsiteFull Time
TransCore
TransCore: Provides electronic tolling and intelligent traffic management solutions.
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
2d
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Software Developer (.NET/C#) – NAVSUP Programs
Philadelphia, Pennsylvania, United States
HybridFull Time
ITC Defense
ITC Defense: Provides engineering and logistics services to defense organizations.
0+ YOEBachelor's in CS/IT/SE, active or obtainable Secret clearance, 0–4 years development experience, proficiency with C#, ASP.NET MVC, SQL Server, HTML, JavaScript, REST/Web Services, OOP, relational DBs, troubleshooting, and Agile teamwork.
C#, ASP.NET, MVC, SQL Server, HTML, JavaScript, REST APIs, Web Services, WebRoR, EFTS, SCIP, VersionOne, Azure DevOps, Jira
2w
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Senior Software Engineer
Lake Forest or Houston or Philadelphia
$124k-$207k/yr HybridFull Time
AVEVA
AVEVA: Industrial software for engineering and operational performance management.
Strong software development in C# (.NET) or Node.js; hands-on Microsoft Azure cloud experience; CI/CD, DevOps, container experience; knowledge of cloud architecture, networking, and secure development practices.
Microsoft Azure, C#, .NET, Node.js, CI/CD
1mo
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Sr. Software Engineer
Camden, New Jersey, United States
$116k-$127k/yr HybridFull Time
Subaru of America
Subaru of America: Distributes automobiles and services in the United States.
6+ YOE6+ years full stack development with .NET/C#, REST APIs; Dynamics 365/Dataverse; Azure; Power Platform; SDLC/DevOps; Bachelor's degree.
.NET, C#, SQL Server, REST APIs, Azure, Microsoft Dynamics 365, Dataverse, Power Apps, Power Automate, Azure DevOps, Git, CI/CD
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Software Engineer
Baltimore, Maryland, United States
$85k-$130k/yr HybridFull Time
Campbell & Company
Campbell & Company: An investment management firm providing quantitative multi-strategy trading and portfolio management.
3+ YOEBachelor's in CS or equivalent experience; 3+ years developing in C#/.NET; 3+ years with SQL Server/Oracle; working knowledge of Python; experience with CI/CD, source control, automated testing; strong design, analytical, and communication skills.
.NET, C#, Python, ASP.NET, SQL, SQL Server, Oracle, CI/CD, Apache Airflow, FIX, Bloomberg API, Microsoft WCF, Microsoft MSMQ, Microsoft Service Bus, Microsoft Windows Services, Microsoft Active Directory (AD)
2mo
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Full Stack Engineer
Philadelphia, Pennsylvania, United States
HybridFull Time
Cozen O'Connor
Cozen O'Connor: Providing multinational legal representation and corporate advisory services.
3+ YOE3-5 years .NET development; Bachelor's in Computer Science; Power Platform experience; SharePoint Online; T-SQL/SQL Server; strong communication; hybrid schedule in Philadelphia
.NET, Power Platform, Power Automate, PowerApps, CoPilot Studio, SharePoint Online, Microsoft Graph, T-SQL, SQL Server, SSIS, SSRS, Git, Azure DevOps, CI/CD, Blazor, ASP.NET, C#
1w
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Lead Power Platform Developer
Philadelphia, Pennsylvania, United States
HybridFull Time
CapTech
CapTech: Provides technology and management consulting services to large enterprises.
10+ YOE10+ years Microsoft Dynamics 365 and Power Platform experience, hands-on Java/Python/.NET development, CCaaS/Omnichannel familiarity, bachelor's degree, strong project leadership and communication skills; Dynamics 365 certification preferred.
Microsoft Dynamics 365, Microsoft Power Platform, CCaaS, Omnichannel, Java, Python, .NET
2w
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Dynamics 365 Developer (Remote Opportunity)
Philadelphia or Pennsylvania or United States
RemoteFull Time
VetsEZ
VetsEZ: Digital transformation and healthcare IT services for government agencies.
5+ YOEBachelor's degree, 5+ years Dynamics 365 (Customer Service) experience, proficiency with Dynamics 365 customization and development (JavaScript, C#, .NET, Power Platform), Dataverse, Power Apps/Automate, Azure, integrations and APIs.
Microsoft Dynamics 365, JavaScript, C#, .NET, Microsoft Power Platform, Microsoft Dataverse, Microsoft Power Apps, Microsoft Power Automate, Microsoft Azure, Microsoft Logic Apps, Microsoft Azure Functions, APIs, web services, DevOps
1mo
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IS Developer
Exton or Lexington or Peachtree City or Bridgman or Holland or Detroit or Houston
HybridFull Time
Convergix Automation Solutions
Convergix Automation Solutions: Designs and integrates custom industrial automation and robotics.
Experience in manufacturing software (Information/MES/IIoT), industrial controls and PLCs, network design and virtualization; advanced development with Python/Java/JavaScript/Microsoft .NET; DB familiarity and use of GitHub Copilot/Claude.
GitHub Copilot, Claude, Python, Java, JavaScript, Microsoft .NET, Microsoft SQL Server, PostgreSQL, MySQL, Oracle, InfluxDB, MQTT, Azure DevOps, AWS, Node-Red, Docker, Ignition, Sepasoft, Cirrus Link Solutions, Rockwell, Siemens, Aveva/Wonderware, GE
1mo
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IS Developer
Exton or Lexington or Peachtree City or Bridgman or Holland or Detroit or Houston
HybridFull Time
Convergix Automation Solutions
Convergix Automation Solutions: Designs and integrates custom industrial automation and control systems.
Experience with industrial/ manufacturing software (MES/IIoT), industrial controls and PLC platforms; development using Python, Java, JavaScript, or Microsoft .NET; database familiarity (Microsoft SQL Server, PostgreSQL, MySQL, Oracle, InfluxDB); practical use of GitHub Copilot/Claude and LLM concepts.
GitHub Copilot, Claude, Python, Java, JavaScript, Microsoft .NET, MES, IIoT, PLC, Rockwell, Siemens, Aveva/Wonderware, GE, MQTT, Microsoft Azure DevOps, AWS, Node-Red, Docker, Microsoft SQL Server, PostgreSQL, MySQL, Oracle, InfluxDB, Inductive Ignition, Sepasoft, Cirrus Link Solutions