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537 net developer jobs at 245 companies in California

1mo
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Senior .NET Engineer
Carlsbad or United States
HybridFull Time
NTENT
NTENT: Develops semantic search and natural language processing technology platforms.
3+ YOE3+ years experience; .NET Core and C#; multi-threaded programming; REST APIs; scalable architectures; distributed data stores (Aerospike, Elasticsearch, Kafka); testing.
.NET Core, C#, REST API, Aerospike, Elasticsearch, Kafka, Docker, Kubernetes, Git, React, JavaScript, TypeScript, HTML, CSS
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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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1mo
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iClassPro Inc - Senior Developer .NET
United States or California or New York
RemoteFull Time
iClassPro
iClassPro: Provides management software for youth activity centers and schools.
5+ YOE5+ years C# experience with ASP.NET Core, full-stack skills (React/Next.js), proficiency in Entity Framework Core, LINQ and SQL; strong architecture mindset and ability to mentor developers; U.S. work authorization required.
C#, ASP.NET Core, React, Next.js, Entity Framework Core, LINQ, SQL, Culture Index, E-Verify
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1w
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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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Software Developer (.NET/Angular)
Norco, California, United States
$58k-$117k/yr HybridFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
Experience as Software Developer with .NET and Angular; SEC+ certification; DoD SECRET clearance; US citizen; Bachelor's degree in CS/IT; on-site in Norco, CA; SQL; Agile.
NET, Angular, SQL, Azure, AWS, HTML, CSS, JavaScript
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1mo
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SOFTWARE DEVELOPER (.NET/C#)
Norco, California, United States
$95k-$150k/yr OnsiteFull Time
VSolvit
VSolvit: Providing technology services and data solutions for government agencies.
3+ YOEOn-site Norco role requiring 3+ years software development experience with C#/.NET desktop applications, OOP, multi-threading/TPL, Git, strong communication, U.S. citizenship, and ability to obtain a U.S. government security clearance.
C#, .NET, Delphi, Unity, Git, Jira, Confluence, Avalonia UI, WPF, WinUI, MAUI, Task Parallel Library (TPL), SAFe, Scrum
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3w
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Payments .NET Application Developer
Charlotte or Scottsdale or Dallas or Cleveland or California or Colorado or District of Columbia or Illinois or Maryland or Massachusetts or Minnesota or New York or New Jersey or Washington
$44-$54/hr HybridFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
5+ YOE5+ years .NET development experience; proficient in C# and .NET core; relational DB experience (Oracle/MSSQL/PostgreSQL); Visual Studio and Git; strong OOP, design patterns, and communication skills; associate or bachelor degree.
.NET core, C#, Oracle, MSSQL, PostgreSQL, Microsoft Visual Studio, git, ASP.NET Core MVC, Web API, SQL Server, Entity Framework Core, ReactJS, VueJS, HTML, CSS, JavaScript, NUnit, xUnit, CockroachDB, Kafka
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2mo
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Sr. Net Architect
Berkeley, California, United States
OnsiteFull Time
Matrix Precise
Matrix Precise: Provides artificial intelligence solutions and technology consulting services.
7+ YOELead design/development of .NET 8 ASP.NET Core apps; expert in SQL Server; frontend in React/Angular; healthcare/LIS domain experience preferred.
C#, REST, Microsoft SQL Server, T-SQL, Stored procedures, Query optimization, Indexing strategies, Performance tuning, Database schema design, ASP.NET Core, React, Angular, Git, CI/CD, Python, Sitecore, Tableau, Power BI
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Senior Software Engineer (C#, C++, .NET)
Milpitas, California, United States
$136k-$232k/yr OnsiteFull Time
KLA
KLANASDAQ: KLAC: Provides process control and yield management for semiconductor manufacturing.
5+ YOE7+ years software development in C++, C#, .NET; Windows 64-bit; multi-threading; architecture; GUI; semiconductor domain experience preferred.
C++, C#, .NET, Windows Internals, STL, WinDBG, Microsoft Visual Studio, GUI, Multi-threading
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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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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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2mo
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Lead Product Engineer – .NET and AI Driven
New York City or Birmingham or Miami or Tampa or Blue Ash or Cincinnati or Los Angeles
$140k-$199k/yr HybridFull Time
Green Dot
Green DotNYSE: GDOT: Provides mobile banking and payment solutions to consumers and businesses.
8+ YOE8+ years in software engineering; .NET/C# expertise; SQL Server; Azure migration; AI-assisted development; automated testing; CI/CD.
.NET, C#, SQL Server, Azure, AKS, Cosmos DB, App Services, Functions, GitHub Copilot, Claude
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1mo
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Software Developer (.NET/Angular)
Norco, California, United States
$70k-$143k/yr HybridFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
3+ YOEU.S. citizen with active Secret clearance and Security+; Bachelor’s in CS/IT; 3+ years developing with .NET and Angular; experience with SQL, Agile, strong OOP, communication, and ability to attend local on-site meetings in Norco, CA.
.NET, Angular, SQL, Azure, AWS, HTML, CSS, JavaScript, TDD, DevOps
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2d
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Senior Full-Stack Developer (.NET/React)
Berkeley, California, United States
OnsiteFull Time
Access Softek
Access Softek: Provides digital banking software for credit unions and banks.
5+ YOE5+ years experience; strong C#, .NET/ASP.NET Core, TypeScript, React; HTML/CSS/SQL/MS SQL; API design, unit/integration testing, CI/CD; experience with legacy and service-based systems.
React, TypeScript, C#, .NET, ASP.NET Core, HTML, CSS, SQL, Microsoft SQL Server, AWS, Docker, Kubernetes, GitHub Copilot, Cursor, JetBrains AI, Claude
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2w
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LoopNet - Senior Software Engineer (C#/.NET)
Irvine or Orange County
$124k-$187k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Provides global real estate information, analytics, and online marketplaces.
7+ YOEBachelor's degree, 7+ years production .NET/C# experience, AWS and Apache Kafka experience, frontend knowledge (Vue/React/Angular, TypeScript), SQL/NoSQL, Git, unit/performance/integration testing experience.
C#, .NET, .NET Core, AWS, Apache Kafka, Vue, React, Angular, TypeScript, Microsoft SQL, MySQL, NoSQL, Git, GitHub Copilot, Claude Code
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2w
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LoopNet - Senior Software Engineer (C#/.NET)
Irvine, California, United States
$124k-$187k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Global provider of commercial and residential real estate data.
7+ YOEBachelor's degree required; 7+ years production .NET/C# experience; AWS and Kafka experience; frontend knowledge (Vue/React/Angular, TypeScript); SQL/NoSQL and Git workflows; unit, integration, and performance testing experience.
C#, .NET, .NET Core, AWS, Apache Kafka, Vue, React, Angular, TypeScript, Git, SQL, MS SQL, MySQL, NoSQL, Claude Code, GitHub Copilot
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2mo
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Senior Full Stack Cloud Developer (.Net / Azure)
Irvine, California, United States
$155k-$172k/yr HybridFull Time
Home Franchise Concepts
Home Franchise Concepts: Provides franchising platforms for home and lifestyle services.
7+ YOESenior full stack developer with 7+ years, Azure cloud, .NET/C#, Angular, REST APIs, CI/CD, IaC (Terraform), AI tooling.
C#, .NET, Azure, Azure DevOps, Terraform, Angular, REST APIs, GitHub Copilot, Seq, SolarWinds, New Relic
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Sr .Net Full Stack Lead (.Net/Azure/React)
San Francisco, California, United States
$95k-$151k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
12+ YOE12+ years experience building scalable enterprise applications; strong leadership; expertise in Microsoft Azure, C#/ .NET, React, SQL; experience with DevSecOps, Agile/SAFe and managing onshore/offshore teams.
Microsoft Azure, C#.NET, C#, ADF, Python, Snowflake, Oracle, MSSQL, Microsoft Power BI, .NET Core, Entity Framework, React, Bootstrap, CSS, TypeScript, JavaScript, REST APIs, SQL, Azure App Services, Azure Functions, Logic Apps, Storage, Microsoft Active Directory, ADO, DevSecOps, JIRA, SAFe
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2mo
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Senior Developer
Foothill Ranch, California, United States
$102k-$161k/yr HybridFull Time
Lentegrity
Lentegrity: Provider of automotive loans through an independent dealer network.
7+ YOE7+ years software development experience; Bachelor's in Computer Science/IT or related; proficiency with .NET (.NET Framework/.NET Core) and Microsoft SQL Server; experience with Microsoft Server and Azure; strong communication, problem-solving, and mentorship skills.
Microsoft Server, Azure, Microsoft SQL Server, .NET Framework, .NET Core
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3w
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Senior Software Engineer
Pleasanton, California, United States
$156k-$196k/yr HybridFull Time
BlackLine
BlackLineNASDAQ: BL: Provides cloud software to automate financial close and accounting.
5+ YOEBS/MS in Computer Science with significant software development experience; strong background in C#, .NET/.NET Core, SQL, distributed systems, RESTful APIs, cloud architectures, and building SaaS web applications.
C#, .NET, .NET Core, HTML, JavaScript, CSS, SQL, PostgreSQL, NoSQL, Azure, AWS, GCP, Docker, Kubernetes, Kafka, SQS, RabbitMQ
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