74 sr net developer jobs at 45 companies in Newark, DE

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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
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
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
1mo
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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++
1mo
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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
1mo
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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
2mo
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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
1mo
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.NET Full Stack Developer (Onsite Hybrid) (King Of Prussia, PA, US)
King Of Prussia, Pennsylvania, United States
HybridFull Time
NTT DATA
NTT DATA: Global provider of IT and business consulting services.
7+ YOE7+ years experience; strong C#, ASP.NET Core, .NET Framework, SQL/T-SQL and Microsoft SQL Server; Angular (v14-18), HTML/CSS3/Bootstrap/jQuery; microservices, Docker, Kubernetes; REST APIs and TDD practices.
C#, ASP.NET Core 8, .NET Framework, MVC, Web API 2.0, T-SQL, SQL, Microsoft SQL Server, PostgreSQL, Angular, HTML, Bootstrap, jQuery, CSS3, Docker, Kubernetes
2mo
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Software Engineer Sr, Level 3
King of Prussia, Pennsylvania, United States
OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Experience with object-oriented development (Java, JavaScript/Node.js, .NET/C#), familiarity with GitLab, Kubernetes, Docker, Rancher, CI/CD and testing practices; US citizen able to obtain and maintain TS/SCI clearance.
Java, JavaScript, Node.js, .NET, C#, GitLab, Kubernetes, Docker, Rancher, git, Jenkins
2mo
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Sr. Full Stack Software Developer (Camden, NJ, US)
Camden, New Jersey, United States
$120k-$150k/yr OnsiteFull Time
Holtec International
Holtec International: Provides nuclear fuel storage systems and small modular reactors.
10+ YOESenior-level full-stack developer with 10+ years in enterprise environments; strong C#, .NET, REST, front-end tech, SQL Server, security, and architecture leadership.
C#, NET Core, NET Framework, REST, Blazor, HTML5, CSS3, JavaScript, Bootstrap, SQL Server, OAuth2, OIDC, Azure AD/Entra ID, Git, CI/CD, Docker, CQRS
1w
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Software Developer
Exton or Philadelphia
RemoteFull Time
CAP Index
CAP Index: Provides data-driven crime risk forecasting and security management solutions.
5+ YOE5+ years professional software development experience with C# and .NET; experience with React, TypeScript, SQL Server, PostgreSQL, Docker, testing tools, and CI/CD; bachelor's degree or equivalent experience preferred.
C#, .NET, React, SQL Server, PostgreSQL, ASP.NET Core, Entity Framework Core, TypeScript, Testcontainers, Playwright, Docker, Docker Compose, GitHub Actions, xUnit, Bicep, Azure Container Apps, Kubernetes
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
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
2w
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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
1mo
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Automation Developer with Workday Experience - Remote Contract-to-Hire
Blue Bell, Pennsylvania, United States
$65-$75/hr OnsiteContract
Arctiq
Arctiq: Provides managed IT services, cybersecurity, and cloud infrastructure solutions.
Lead hands-on automation developer with Workday integration experience; strong software development skills in .NET/C#, Angular, Python, SQL, Blazor, API and microservices; Azure and RPA/BPM tool experience; Agile/Scrum familiarity.
.NET, C#, Angular, Python, SQL, Blazor, Workday, Microsoft Azure, Visual Studio, Visual Studio Code, Azure Data Studio, Microsoft SQL Server, Docker, Postman, Swagger, Okta, JWT, OAuth, SAML, MFA, MSTest, Azure Application Insights, Serilog, UiPath, Automation Anywhere, Blue Prism, Pega, WorkFusion, Microsoft Power Platform, Selenium, Playwright
3w
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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
1w
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Specialist Software Engineer
Cedar Rapids or Denver or Philadelphia
$135k-$150k/yr HybridFull Time
Transamerica
TransamericaNYSE: AEG: Provides insurance, retirement solutions, and investment products to customers.
6+ YOEBachelor's or equivalent; 6+ years Core Java or .NET; 3+ years cloud development (AWS/Azure); 5+ years database and integration experience; expertise with microservices, CI/CD, and modern frontend frameworks.
.NET, .NET API Core, .NET API 2, C#, Python, JAVA, Spring Framework, J2EE, MS Cosmos DB, Apache Cassandra, Amazon DynamoDB, AWS, Azure, EC2, ECS, S3, Kinesis, VMs, Blob, Data Factory, SQL Data Warehouse, ARM Templates, Event Hubs, Visual Studio, Git, Bitbucket, Maven, Jenkins, Nexus, SQL Management Studio, NUnit, Ajax, MS HPC, Sagemaker, Spark, API Gateways, Apache Camel, Swagger API, Zookeeper, Kafka, Spring Boot, Spring MVC, Entity Framework, IIS, Odata, AutoMapper, Docker, OpenShift, Kubernetes, Angular, React, Vue.js, ASP.NET MVC, HTTP, HTML, JS, CSS
1w
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Software Developer II
New York or Clifton Park or Cincinnati or Philadelphia or Milwaukee or Columbus
OnsiteFull Time
Ultimus Fund Solutions
Ultimus Fund Solutions: Provides fund administration services to the investment management industry.
7+ YOE7+ years developing web applications with C#/.NET, Angular, SQL Server; bachelor’s degree or equivalent; experience with Agile, Azure DevOps, Visual Studio; strong communication and troubleshooting skills.
.NET Framework, .NET Core, Microsoft SQL Server, Angular, MVC, Blazor, Azure DevOps, JAMS Enterprise Scheduler, Visual Studio, Git, Microsoft Office Suite, Adobe Acrobat, C#, jQuery
3mo
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Software Engineer
Atlanta or Denver or New York or Albany or Baltimore or Boston or Greenville or Charleston or Columbia or Winston-Salem or Greensboro or Raleigh or Charlotte or Durham or Charlottesville or McLean or Houston or Huntsville or San Francisco or Walnut Creek or Irvine or San Diego or Glendale or Sunnyvale or Reno or Las Vegas or Nashville or Tucson or Phoenix or Washington or Wilmington
$72k-$121k/yr RemoteFull Time
Womble Bond Dickinson
Womble Bond Dickinson: Transatlantic law firm providing comprehensive legal services to businesses.
5+ YOE5+ years data engineering with Microsoft technologies; strong C#, .NET, Blazor, React, TypeScript; SQL Server/T-SQL; Azure Data Factory, Microsoft Fabric, Delta Lake; production AI/RAG experience; Git and Azure DevOps.
C#, .NET, Blazor, React, TypeScript, Microsoft Power Platform, Microsoft Power Apps, Microsoft Power Automate, Microsoft Dataverse, Azure Data Factory, Microsoft Fabric, Delta Lake, Dataflow Gen2, Azure SQL, Azure Synapse, SQL Server, T-SQL, SSRS, SSAS, Boomi, Azure AI Foundry, Microsoft Agent Framework, Copilot Studio, Microsoft Copilot, Microsoft Teams, Microsoft Office add-ins, Git, Azure DevOps