22 dotnet full stack developer jobs at 13 companies in Elsmere, DE
🚀PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
Parsippany or Conshohocken or Wilkes Barre or Alpharetta
$78k-$180k/yrHybridFull Time
Berkshire Hathaway GUARD Insurance CompaniesNYSE: BRK.B: Provider of commercial property and casualty insurance products.
Degree in computer science or equivalent experience; backend development (C#/.NET or similar); frontend frameworks (React/Angular/Vue); cloud (Azure); databases (SQL/NoSQL); Git, CI/CD, and experience with AI-assisted development tools (e.g., GitHub Copilot).
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#
Xactus: Provides verification and credit reporting for mortgage lenders.
3+ YOE3+ years professional software development with C#/.NET and SQL Server; experience with ASP.NET Web Forms, Angular, TypeScript/JavaScript; exposure to .NET Core and Azure; strong communication and problem-solving; US work authorization required.
C#, .NET Framework, .NET Core, ASP.NET Web Forms, Angular, TypeScript, JavaScript, SQL Server, Azure, Azure Devops, Terraform, Terragrunt, HTML, CSS
Waters CorporationNYSE: WAT: Provider of analytical laboratory instruments and software.
5+ YOEBachelor's degree or equivalent, 5+ years building large-scale applications using C#, .NET stack and React/TypeScript; strong software engineering practices, database and multithreading knowledge, Agile experience.
Wilmington or California or Colorado or Illinois or Minnesota or New Jersey or New York or Oregon or Washington or United States
$85k-$117k/yrRemoteFull Time
Syms Strategic Group: Provides IT and professional services to federal government agencies.
8+ YOE8+ years building RESTful APIs and back-end services in Java/NodeJS with Angular front-end, cloud (AWS/Azure), Git workflows, unit/integration testing, and experience with structured healthcare/EDI data.
Java, NodeJS, Angular, C#/.Net, AWS, Azure, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, XML, JSON, EDI, Microsoft Teams, Scrum, Kanban
autoMHatic Financial: Specialized lender for manufactured home loans with instant decisions.
5+ YOE5+ years backend/full-stack engineering experience with APIs, integrations, Snowflake, SQL, and modern DevOps; strong communication and ownership; experience mentoring offshore developers.
Senior Software Engineer | Research Tech | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
Susquehanna International Group: Global quantitative trading firm specializing in proprietary financial markets.
5+ YOE5+ years software engineering experience with C#, Python, and React; full-stack development; strong communication; Bachelor’s in CS/engineering/math/physics or related.
Signant Health: Provides digital evidence generation tools for clinical trial research.
Full-stack .NET (C#/ASP.NET Core) developer with hands-on agentic AI experience, LLM API integration (Anthropic/OpenAI/Bedrock/Azure OpenAI), daily Claude Code use, Python proficiency, and observability for AI features.
.NET, C#, ASP.NET Core, Claude Agent SDK, Claude Code, Anthropic, OpenAI, Bedrock, Azure OpenAI, Qdrant, pgvector, Pinecone, Python, Model Context Protocol (MCP)
autoMHatic Financial: Provides consumer financing and loans for manufactured housing.
5+ YOE5+ years backend or full‑stack engineering experience focused on APIs, services, integrations, Snowflake, SQL, and modern DevOps/CI/CD practices.
SEINASDAQ: SEIC: Provides technology and investment solutions for financial services institutions.
5+ YOEBachelor's in CS/IT/EE or related plus 5+ years application development experience in financial services; expertise with Microsoft stack (.Net Core/.Net Framework, MS SQL Server), cloud-native and microservices, ETL and reporting tools, unstructured data stores, Kafka, DevOps/tooling, CI/CD and modern front-end frameworks.
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 Mc Lean 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/yrRemoteFull Time
Womble Bond Dickinson: Transatlantic law firm providing comprehensive legal services to businesses.
5+ YOE5+ years data engineering with Microsoft stack; strong C#/.NET, Blazor/React/TypeScript, SQL Server/T-SQL; experience with Azure, Microsoft Fabric, Azure Data Factory, Synapse, Boomi; production AI/RAG/agent experience; Bachelor's in CS or equivalent.
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, 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, Synapse
National Philanthropic Trust: Public charity managing donor-advised funds and charitable grantmaking.
7+ YOELead full-stack portal development using .NET 8+/C#, Angular/React; AI-first; hybrid on-site; 7+ years in software delivery; Azure/DevOps; security and SOC 2.