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480 senior net jobs at 281 companies in California

3mo
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Senior .NET Engineer
Carlsbad or United States
HybridFull Time
NTENT
NTENT: Semantic-search and natural-language-processing platform serving publishers, brands, and technology partners.
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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3w
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Senior .Net Developer: (Onsite)
Agoura Hills or Florida or Georgia or Illinois or Indiana or Minnesota or Montana or North Carolina or New Hampshire or New Jersey or New York or Ohio or Oregon or Pennsylvania or Virginia or United States
$130k-$160k/yr OnsiteFull Time
Vitu
Vitu: Private V2Gov technology providing vehicle titling and registration services to dealers, lenders, governments, and drivers.
5+ YOERequires 5+ years of software development experience, distributed systems, .NET Core, C#, ASP.NET Core, REST/SOAP APIs, Git, PostgreSQL, cloud/Kubernetes, security, testing, and technical documentation.
.NET Core, C#, ASP.NET Core, Git, PostgreSQL, Kubernetes, GCP, SharePoint, REST, SOAP, CI/CD, OWASP, HSA, FSA
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1w
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Senior Full Stack .NET Developer
Detroit or United States or Michigan or Ohio or Indiana or Illinois or Wisconsin or Minnesota or Iowa or Missouri or Arkansas or Louisiana or Mississippi or Alabama or Georgia or Florida or South Carolina or North Carolina or Virginia or West Virginia or Kentucky or Tennessee or Maryland or Delaware or Pennsylvania or New Jersey or New York or Connecticut or Rhode Island or Massachusetts or Vermont or New Hampshire or Maine or Texas or Oklahoma or Kansas or Nebraska or South Dakota or North Dakota or Colorado or Wyoming or Montana or Idaho or Utah or Arizona or New Mexico or Nevada or California or Oregon or Washington or Alaska or Hawaii
$150k-$175k/yr RemoteFull Time
Team Velocity Marketing
Team Velocity Marketing: Private automotive marketing technology agency providing customer-experience software and digital advertising to auto dealerships.
5+ YOERequires 5+ years of software development experience, advanced C#/.NET skills, modern frontend experience, APIs, microservices, databases, Agile practices, testing, CI/CD, and independent project delivery.
C#, .NET, Angular, Vue.js, React, RESTful APIs, SQL Server, PostgreSQL, MySQL, Redis, Elasticsearch, Kafka, Snowflake, Cassandra, Scrum, Kanban, TDD, CI/CD, GitHub Copilot, ChatGPT, Claude, Cursor, Docker, AWS, Microsoft Azure, GCP, Kubernetes, Apollo
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6d
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Senior Developer, Full-Stack .NET
Pasadena, California, United States
$133k-$172k/yr OnsiteFull Time
ACCO Engineered Systems
ACCO Engineered Systems: Mechanical contractor providing design, construction, and maintenance services.
6+ YOE6+ years of full-stack development; expert C#/.NET, Vue.js, Azure, SQL Server, Databricks, testing, dependency injection, and vendor oversight. Bachelor's degree required or equivalent practical experience.
C#, .NET, .NET Core, .NET 6, .NET 8, Vue.js, Azure, Microsoft SQL Server, Databricks, xUnit, NUnit, Quasar, CI/CD
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3mo
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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: SaaS financial technology helping institutions manage interest-rate, foreign-exchange, and commodity derivatives.
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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4w
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Senior .NET/AWS Software Engineer
Mountain View, California, United States
$120k-$142k/yr HybridFull Time
Cognizant
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
5+ YOE5+ years software development with .NET Core, Python, AWS, and SQL Server; experience designing scalable backend services, APIs, CI/CD, and supporting production applications.
.NET Core, Python, AWS, SQL Server, CI/CD, GitHub Copilot
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4w
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Senior .NET/AWS Software Engineer
Mountain View, California, United States
$120k-$142k/yr HybridFull Time
Cognizant
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
5+ YOE5+ years software development with .NET Core, AWS, Python, and Microsoft SQL Server; experience with cloud and on-premises apps, backend services/APIs, troubleshooting, CI/CD and Agile collaboration.
Microsoft .NET Core, Python, AWS, Microsoft SQL Server, GitHub Copilot
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3mo
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Senior Software Engineer (C#, C++, .NET)
Milpitas, California, United States
$136k-$232k/yr OnsiteFull Time
KLA Corporation
KLA CorporationNASDAQ: KLAC: Global leader in process control and yield management solutions.
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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2mo
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iClassPro Inc - Senior Developer .NET
United States or California or New York
RemoteFull Time
iClassPro
iClassPro: Private class-management software serving gymnastics, swim, cheer, dance, and other children's activity centers worldwide.
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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2w
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Senior Manager, Revenue & Gross-to-Net
San Diego or Ewing
$150k-$175k/yr OnsiteFull Time
Halozyme
HalozymeNasdaq: HALO: Public biopharmaceutical developing drug-delivery technologies, auto-injectors, and medicines for patients and pharmaceutical partners.
12+ YOEBachelor's degree in accounting, finance, or related field; CPA or CMA required; 12+ years of finance and technical accounting experience; 5+ years of pharmaceutical, biotech, life sciences, or healthcare gross-to-net accounting experience.
ERP, NetSuite
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1w
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Senior Manager / Associate Director, Gross-to-Net & Revenue Planning
Menlo Park, California, United States
$155k-$200k/yr OnsiteFull Time
Orca Bio
Orca Bio: Late-stage biotechnology developing high-precision allogeneic cell therapies for patients with blood cancer and autoimmune diseases.
7+ YOEBachelor's degree in finance, accounting, economics, or related field; 7+ years of biopharmaceutical finance experience with hands-on gross-to-net ownership; expertise in US GAAP, ASC 606, government pricing, forecasting, and audits.
ERP, AMP, FSS/VA, US GAAP, ASC 606, SOX
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1mo
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Director - Net Revenue Management (NRM)
Durham or Oakland or Alpharetta or United States
$150k-$370k/yr RemoteFull Time
The Clorox Company
The Clorox CompanyNYSE: CLX: Global manufacturer and marketer of consumer and professional products.
10+ YOE10+ years in CPG/consulting with deep pricing, trade or revenue management experience; analytics (elasticities, demand modeling), team leadership, and ability to influence senior leaders; MBA preferred.
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2d
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Generative AI Lead – .NET | Remote
San Francisco or United States
$81k-$141k/yr RemoteFull Time
Cognizant
CognizantNASDAQ: CTSH: Global professional services providing technology and consulting services.
Requires hands-on .NET and Python development, FastAPI APIs, Agentic AI, RAG, LangChain, LangGraph, scalable architectures, technical leadership, cloud-native development, and client-facing delivery experience.
.NET, Python, Retrieval-Augmented Generation (RAG), LangChain, LangGraph, FastAPI, large language models, vector search
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4mo
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Senior Vice President, Strategic Partnerships
San Francisco, California, United States
$380k-$460k/yr RemoteFull Time
Energy Foundation
Energy Foundation: Nonprofit U.S. foundation funding education and analysis for U.S. clean-energy and climate policy.
10+ YOELead fundraising strategy and partnerships; experience with high-net-worth donors; senior nonprofit leadership; remote-friendly.
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2mo
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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 professional services delivering 360° value.
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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3mo
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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 Corporation
Green Dot CorporationNYSE: GDOT: Public U.S. fintech bank holding providing banking and payment services 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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2mo
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Senior Application Security Architect
Milpitas, California, United States
$175k-$195k/yr OnsiteFull Time
Payactiv
Payactiv: A certified B and public-benefit fintech providing earned-wage access and financial-wellness tools to workers and employers.
8+ YOE12+ years in software engineering; 8+ years in Application Security/Secure SDLC; expert in .NET, Python, Node.js/TypeScript, Angular, React; strong Git governance; security standards knowledge (ISO, PCI, OWASP, NIST 800-53).
.NET, C#, ASP.NET Core, EF Core, Blazor, gRPC, Python, Node.js, TypeScript, Angular, React, GitHub Enterprise, Azure DevOps, GitLab, SAST, DAST, SCA, SBOM, FIDO2, mTLS, SAML, OIDC, OAuth 2.1, NUGet, Data Protection, Secure SDLC
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3mo
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Senior Software Engineer (Tech Lead), Customer Domain Engineering
New York City or Denver or San Francisco
$209k-$240k/yr HybridFull Time
Forge Global
Forge GlobalNYSE: FRGE: Financial technology operating a private-market marketplace and data, custody, and investment solutions for companies and investors.
8+ YOE8+ years software engineering; technical lead experience; API design with C#/.NET; event-driven architectures; CQRS/Event Sourcing; SQL; fintech familiarity.
C#, NET, Kafka, RabbitMQ, SQL, Marten, CI/CD, DDD, Event Sourcing
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3w
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Solutions Architect (.NET, React/Next.js, Azure & AI)
Campbell, California, United States
HybridContract
Delan Associates, Inc
Delan Associates, Inc: Professional services and engineering consulting firm.
5+ YOEBachelor's degree in computer science, engineering, or related discipline; 5+ years of software engineering experience; expertise in .NET, React, Next.js, Azure, architecture, secure development, and AI integration.
React.js, Next.js, TypeScript, JavaScript, C#, ASP.NET Core, .NET, Web API, MVC, Microsoft Azure
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1mo
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National Leader, High-Net-Worth Personal Lines
San Jose or Detroit or San Francisco or New York City or San Diego or Dallas or Chicago or Costa Mesa or Grand Rapids
$225k-$275k/yr FieldFull Time
Acrisure
Acrisure: Global fintech and insurance services firm.
15+ YOE15+ years in insurance/private client or advisory businesses with deep HNW personal lines experience; proven growth, retention, P&L and sales leadership; data-driven with strong executive presence.
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