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28 asp net developer jobs at 25 companies in California

1mo
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Senior .NET Engineer
Toronto or Canada or San Francisco or New York City or Chicago or Manila
$110k-$150k/yr RemoteFull Time
Derivative Path
Derivative Path: Provides cloud-based software for managing financial derivatives and hedging.
7+ YOE7+ years building production software; strong C# and ASP.NET; React and database experience (Postgres, MS SQL, MongoDB); CI/CD and automated testing; DDD/SOA/microservices experience; mentoring experience; CS degree or equivalent.
C#, ASP.NET, Postgres, MS SQL, MongoDB, React, CI/CD, Docker, Kubernetes, AWS CDK, Terraform, Blazor
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2w
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Full-Stack .NET/Mobile Developer
San Diego, California, United States
$90k-$130k/yr OnsiteFull Time
Applications International Corporation
Applications International Corporation: Delivers cloud-based environmental health, safety, and ESG compliance software.
5+ YOE5+ years full-stack .NET experience, 3+ years mobile (.NET MAUI/Xamarin), ASP.NET/C# backend, REST API and SSO experience, Azure and CI/CD familiarity, bachelor’s degree or equivalent preferred.
.NET MAUI, Xamarin, ASP.Net, MVC, C#, VB.Net, SSIS, Azure, Visual Studio, Git, Azure DevOps, GitHub Actions, SQL Server, OAuth 2.0, OpenID Connect, SAML
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2mo
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Portal UI Developer (.NET C#/Oracle)
California or United States
$60k-$80k/yr RemoteFull Time
Gainwell Technologies
Gainwell Technologies: Delivers technology solutions for public health and Medicaid programs.
3+ YOE3+ years application/Portal UI development with .NET/C# and Oracle; experience with ASP.NET, SQL, HTML, JavaScript, jQuery, Web API, LINQ; SDLC experience; ability to work Central Time, occasional on-call and limited travel.
.NET, C#, Oracle, ASP.NET, SQL, HTML, JavaScript, jQuery, Web API, LINQ
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2mo
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Senior Software Engineer (.NET/C#)
Huntington Beach, California, United States
$150k-$170k/yr OnsiteFull Time
Applied Business Software
Applied Business Software: Provides loan origination and servicing software for private lenders.
5+ YOE5+ years in .NET/C#, backend architecture, distributed systems, SQL Server, CI/CD, cloud, and AI-assisted development tools.
.NET/C#, ASP.NET, VB.NET, React, SQL Server, NoSQL, Azure, Redis, Docker, Git, Azure DevOps, Jenkins, Cursor, Claude, Copilot
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3d
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Senior Engineer - Durable Compliance
Renton or Palo Alto or Richardson or Bethesda
$75k-$215k/yr HybridFull Time
GEICO
GEICO: Provides vehicle and property insurance services to consumers.
3+ YOE4+ years software development experience with Duck Creek and 3+ years with .NET/C#; experience in architecture, cloud, DevOps, monitoring, security, and microservices; bachelor's degree or equivalent.
Duck Creek, C#, .NET, Visual Studio, SQL Server, ASP.NET, MVC, Web API, Java, Python, Go, JavaScript, TypeScript, HTML-5, Angular, React, XML, JSON, RESTful Web Services, Event Driven Architectures, SQL, NoSQL, Docker, Kubernetes, Azure, Azure DevOps, AWS, GCP, ManuScript, CBO, Author
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3mo
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Software Engineer II (AI Focus)
Anaheim, California, United States
$145k-$165k/yr OnsiteFull Time
Parsec Automation
Parsec Automation: Provides software to manage and optimize manufacturing operations.
3+ YOE3–5+ years software development; .NET (C#, ASP.NET); SQL Server; API design; on-prem enterprise software; AI feature development.
ASP.NET, .NET, SQL Server, REST, JSON, Azure OpenAI, OpenAI, Anthropic, Semantic Kernel
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4d
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Staff Software Cloud Developer
San Diego, California, United States
$135k-$202k/yr OnsiteFull Time
Qualcomm
QualcommNASDAQ: QCOM: Designs and manufactures semiconductors and wireless telecommunications products.
.NET 4.0,C#,WPF,ASP .Net MVC3,XML,SQL 2008/2012,AWS,Linux and Windows cloud infrastructure experience;mentoring experience;Bachelor's in EE/CE/CS or related.
.NET 4.0, C#, WPF, ASP .Net MVC3, XML, SQL 2008/2012, Linux, Windows, AWS
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4d
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Engineer - Production Support
California, United States
$79k-$159k/yr RemoteFull Time
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
5+ YOE5+ years production support experience, SRE and AI solutions experience, incident/request/change management, .NET/AngularJS/C#/VB.net development, TFS, ActiveBatch, ITIL qualified, bachelor\u0002s or equivalent.
.NET, AngularJS, ASP.net, C#, VB.net, Windows Services, TFS, ActiveBatch, Azure, AWS, GCP, MQ, Java/J2EE, DB2, Oracle, SQL Server, Log4Net, Signal, AltSoft, Castle, XEngine, irAuthor, inRule, DevExpress, WinForms, BizTalk, Elastic Search, Kibana, SSIS, SSRS
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1mo
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Software Engineer (Backend)
Lisbon or Portugal or Palo Alto or Charlotte or Belfast or Berlin
HybridFull Time
Intapp
IntappNASDAQ: INTA: Cloud business management software for professional and financial services.
4+ YOE4+ years hands-on .NET (C#, ASP.NET, .NET Core) experience; experience with microservices, CI/CD, Kubernetes/Docker, Azure and SQL Server; strong coding, security, and performance focus; fluent English.
.NET, .NET Core, ASP.NET, C#, SQL Server, Azure, AWS, Google Cloud, Kubernetes, Docker, Jenkins, Git, CI/CD
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1mo
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Web Developer
United States or New York City or Chicago or California or Colorado or Washington
RemoteFull Time
The IMA Group
The IMA Group: Provides medical evaluation and clinical research services to organizations.
Strong experience with C#, ASP.NET/.NET Framework/.NET Core, React or Python, SQL Server, HTML/CSS/JavaScript, Git; ability to work independently in a remote environment and support AI/cloud initiatives.
C#, ASP.NET, .NET Framework, .NET Core, React, Python, SQL Server, HTML, CSS, JavaScript, Claude Code, GitHub Copilot, Microsoft Azure, Git, API
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3w
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Software Engineer - Hybrid
San Francisco, California, United States
$117k-$146k/yr HybridFull Time
Workers' Compensation Insurance Rating Bureau of California
Workers' Compensation Insurance Rating Bureau of California: Collects and analyzes California workers' compensation insurance data.
2+ YOE2+ years software development experience; knowledge of Microsoft .NET Core, ASP.NET, C#, SQL Server; cloud experience (Azure or AWS); familiarity with HTML/CSS/JavaScript; strong problem-solving and communication skills.
Microsoft .NET Core, ASP.NET, C#, Microsoft SQL Server, Azure, AWS, HTML, CSS, JavaScript
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2mo
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Senior Backend Engineer, Developer Platform (Horde)
New York City or California or Washington or Cary
$173k-$279k/yr OnsiteFull Time
Epic Games
Epic Games: Develops video games and licenses the Unreal game engine.
6+ YOE6+ years building distributed systems for scheduling, queueing, storage, and failure recovery; experience with CI/CD/developer infrastructure; expert C#/.NET; cloud (AWS or Azure); strong backend architecture and communication skills.
C#, .NET, Unreal Engine, AWS, Azure, ASP.NET, gRPC, MongoDB, Redis
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2mo
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Jr. Software Developer
Los Angeles, California, United States
OnsiteFull Time
The Climate Registry
The Climate Registry: Provides tools and standards for greenhouse gas emissions reporting.
2+ YOEEntry-level to two years of web app experience; degree in a technical field; proficiency in C#/.NET; HTML/CSS/JS; SQL Server; SSRS; Power BI; Git.
C#, ASP.NET, Razor, CSHTML, Microsoft SQL Server, T-SQL, SSRS, Power BI, HTML, CSS, JavaScript, Bootstrap, Git
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3mo
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Senior Full Stack Engineer
Chico, California, United States
$170k-$200k/yr RemoteFull Time
Work Truck Solutions
Work Truck Solutions: Software and marketplace for the commercial vehicle ecosystem.
5+ YOESenior full stack engineer with deep React/JavaScript/TypeScript, .NET is a plus, 5+ years of production web development, strong API design, and distributed systems experience.
React, TypeScript, JavaScript, REST, GraphQL, NodeJS, Git, Svelte, SQL Server, C#, ASP.NET, Azure, Redis
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2mo
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Software Engineer
Fairfield, California, United States
OnsiteContract
ISHIR
ISHIR: Provides custom software development and enterprise AI services.
7+ YOEContract Software Engineer with 7-10 years of experience in ASP.NET, C#, .NET, jQuery/React, PostgreSQL, REST APIs, MVVM; on-site in Fairfield, CA; 4-6 month contract.
ASP.NET, C#, DOTNET, jQuery, React, SQL, PostgreSQL, REST APIs, MVVM
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1w
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Web and Database Developer
West Sacramento or Yolo County
$5k-$9k/mo HybridFull Time
State Controller's Office
State Controller's Office: California's fiscal controller managing state financial operations and assets.
Develop, maintain, and support web applications and SQL Server databases using .NET/ASP.NET/C#/Microsoft Visual Studio, create reports with SQL/Crystal Reports, submit fingerprint check, Statement of Qualifications, and resume; must reside in California.
.NET, ASP.NET, C#, Microsoft Visual Studio, Microsoft SQL Server, APIs, SQL, Crystal Reports
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1mo
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Software Modernization Enablement Lead Engineer
Santa Clara or Waldbronn or Mulgrave
$173k-$270k/yr OnsiteFull Time
Agilent Technologies
Agilent TechnologiesNew York Stock Exchange: A: Providing instruments, software, and consumables for laboratory scientific discovery.
8+ YOEBachelor's or Master's in CS or related field; 8+ years software engineering with 3+ years in AI application development; hands-on multi-agent AI workflows, legacy-to-cloud modernization, modern languages, Kubernetes and major cloud platforms.
.NET, C#, ASP.NET Core, Python, Java, Go, WPF, WCF, ASP, C++, Kubernetes, AWS, Azure, Windows, Linux
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3w
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Lead Applications Developer-Full Stack
Irvine, California, United States
$134k-$187k/yr OnsiteFull Time
West Coast University
West Coast University: Private university offering degree programs for healthcare professionals.
5+ YOE5+ years hands-on full stack web and microservices development with C#/.NET, JavaScript/TypeScript, SQL Server, and React or Angular; technical leadership experience; Bachelor's degree in CS/IT/IS or equivalent experience; experience with LLM-based coding agents.
ASP.NET, SQL Server, SQL, HTML, XML, CSS, JavaScript, TypeScript, C#, VB.NET, React, Angular, LLM, Claude, OpenCode
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1mo
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Infor SyteLine Senior Developer
La Mirada or High Point or Schaumburg
$135k/yr OnsiteFull Time
Amada
AmadaTokyo Stock Exchange: 6113: Manufacturer of sheet metal processing machines and precision tooling.
5+ YOEBachelor's degree or equivalent, 5+ years with SyteLine/CloudSuite Industrial, expertise in Infor Mongoose, Infor OS, Birst, BQL, C#, .NET, Visual Studio, SQL; strong troubleshooting and communication skills.
Infor SyteLine, CloudSuite Industrial, Factory Track, IDM, Birst, Infor OS, Infor OS APIs, Infor Mongoose, Mongoose Framework Forms, BQL, C#, Visual Basic, .NET Framework, Visual Studio, IDOs, Extension Class Assemblies, AES, SQL, ASP
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3mo
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Apartments.com - Technical Team Lead, Software Engineering (Payments/C#/.NET/SQL)
Irvine, California, United States
$144k-$223k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Provides global real estate information, analytics, and online marketplaces.
10+ YOE10+ years of development experience; Bachelor's degree; strong C#, ASP.NET, SQL/Postgres; web and database skills; Agile experience; strong leadership and communication.
C#, ASP.NET, SQL, PostgreSQL, JavaScript, Angular, React, AWS, Redis
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