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73 dotnet developer jobs at 45 companies in Temecula, CA

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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1mo
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OneStream Developer
Grand Rapids or Los Angeles or Washington or Troy or New York or Houston or Chicago or Baltimore or Columbia or Richmond or Memphis or Raleigh or Boston or San Jose or San Francisco or Austin or Kalamazoo or Spokane or Denver or Fort Worth or Atlanta or Orlando or Dallas or Wilmington or Phoenix or San Antonio or Milwaukee or Madison or McLean or Huntsville or Woodbridge or Stamford or Miami or Philadelphia or Charlotte or Greenville or West Palm Beach or Costa Mesa or St. Louis or Fort Lauderdale or Seattle or Rosemont or Pittsburgh or Tulsa or Cincinnati or Cleveland or Columbus or Akron or Cherry Hill or Tampa or Minneapolis or Anchorage or Salt Lake City or Norfolk or Jacksonville or Boulder or Nashville or Oak Brook or Las Vegas or Indianapolis or San Diego or Baton Rouge or Ridgeland or Jackson or Tallahassee or Omaha
$120k-$145k/yr OnsiteFull Time
BDO USA
BDO USA: Provides accounting, tax, and business advisory services to organizations.
3+ YOE3+ years development experience in financial/CPM systems; required SQL and VB.NET; PowerShell and Microsoft Azure preferred; High School diploma required; Bachelor's in technology preferred.
OneStream, Microsoft SQL Server, SQL, VB.NET, Microsoft .Net, PowerShell, Microsoft Azure, ETL, corporate performance management (CPM)
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2w
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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
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3w
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LoopNet - Lead Software Engineer
Irvine or Orange County
$144k-$222k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Provides global real estate information, analytics, and online marketplaces.
9+ YOEBachelor's degree required; 9+ years production C#/.Net development; experience with TypeScript front-ends (Vue/React/Angular), AWS services (S3, SQS, Dynamo, ElastiCache), Kafka, Datadog, SQL and database development; unit-testable development and mentoring experience.
C#, .Net, .Net Core, TypeScript, Vue, React, Angular, AWS S3, SQS, Dynamo, ElastiCache, Apache Kafka, Datadog, Claude Code, GitHub Copilot, MS SQL, MySQL, Git, SQL
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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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Senior Full Stack Developer
Carlsbad, California, United States
$125k-$150k/yr OnsiteFull Time
Rockstar Games
Rockstar Games: Creates and publishes world-class open-world video games.
7+ YOE7+ years web development experience; strong expertise in C#, .NET, and SQL; experience with React, REST APIs, GitHub, Agile; mentoring and strong communication skills.
C#, .NET, SQL, React, REST APIs, GitHub, Python, Next.js, Kafka, TeamCity, Jenkins, Postman, Bruno, MongoDB, Elastic Stack
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Senior Software Engineer
Ontario, California, United States
$115k-$140k/yr RemoteFull Time
PAR Technology
PAR TechnologyNYSE: PAR: Provides unified software and hardware for restaurant operations.
6+ YOE6+ years development experience with C# and .NET, strong database and cloud experience, debugging and mentoring skills, experience with highly available web applications and AI coding assistants.
C#, .NET, Brink Point-of-Sale, Microsoft Teams, AI coding assistants
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1mo
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Full Stack Developer
Norco, California, United States
$90k-$190k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEBachelor's degree or equivalent, 5+ years software development experience, proficiency in Java/C#/Python/JavaScript/HTML/CSS, React/Angular, Node.js/.NET, cloud platforms, Microsoft SQL Server, Git; CompTIA Security+ and ability to obtain DoD SECRET; U.S. citizenship; onsite in Norco, CA.
Java, C#, Python, JavaScript, HTML, CSS, React, Angular, Node.js, .NET, AWS, Azure, Google Cloud, Microsoft SQL Server, Git, Docker, Kubernetes, CI/CD
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6d
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Sr. Web Developer - AEC Integration
Redlands, California, United States
$123k-$202k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
5+ YOE5+ years software product development; experience with cloud infrastructure, backend services, data pipelines; strong skills in TypeScript/JavaScript or C++/.NET/Python; agile and git proficiency; bachelor's degree in CS or related field.
TypeScript, JavaScript, NodeJS, Bootstrap, React, Angular, C++, .NET, Python, git, Amazon AWS, Microsoft Azure, Autodesk Docs, Autodesk Platform Services, Autodesk Forma, ArcGIS Experience Builder, ArcGIS, IFC, 3D Tiles, Esri i3s, ObjectArx, Revit APIs
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3w
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Software Engineer - AI
Irvine, California, United States
$99k-$158k/yr HybridFull Time
Ingram Micro
Ingram MicroNYSE: INGM: Distributes information technology products and provides supply chain solutions.
3+ YOEBachelor's degree and 3+ years experience. Strong Python required; proficiency in Java or .NET (C#). Experience with LLMs, agent development, RAG, vector databases, cloud platforms, data processing, and APIs.
Python, Java, .NET, C#, Agent Development Kit (ADK), LangChain, NumPy, Pandas, Scikit-learn, NLTK, SpaCy, PostgreSQL, pgvector, Pinecone, Weaviate, ChromaDB, Google Cloud Platform (GCP), Amazon Web Services (AWS), Microsoft Azure (Azure), ReactJS, OpenAI, Google DeepMind, Anthropic, MCP (Model Context Protocol), LangGraph, CrewAI, Semantic Kernel, AutoGen, Docker, Kubernetes, REST APIs, JSON, XML, CI/CD
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1w
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Sr Platform Engineer II- Appian
Newport Beach, California, United States
$125k-$153k/yr HybridFull Time
Pacific Life
Pacific Life: Provides life insurance, annuities, and investment products for financial security.
5+ YOEBachelor's degree,5+ years designing and developing BPM/Appian applications,Appian Level 2/3 certification,software development experience (.NET,Java,C#,Visual Basic),HTML/CSS,JavaScript,Appian admin and integrations,MS-SQL,Agile experience.
Appian, .NET, Java, Visual Basic, C#, HTML/CSS, JavaScript, Appian Admin console, Appian Plug-Ins, MS-SQL, Azure pipelines, AWS
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4d
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LoopNet - Senior Software Engineer
Irvine, California, United States
$124k-$187k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Global provider of commercial and residential real estate data.
7+ YOE7+ years production C#/.NET development, bachelor's degree, experience building APIs/backends, testing, cloud (AWS) experience, mentoring, and familiarity with AI coding tools.
C#, .NET, .NET Core, Claude Code, GitHub Copilot, Vue.js, React, TypeScript, Microsoft SQL, MySQL, AWS S3, SQS, DynamoDB, ElastiCache, Apache Kafka, Datadog, Docker, Kubernetes, CI/CD, BigQuery, Databricks, Snowflake, Python
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3w
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Senior Software Engineer
Carlsbad, California, United States
$140k-$160k/yr OnsiteFull Time
Alphatec Spine
Alphatec SpineNASDAQ: ATEC: Designs and manufactures surgical implants and instruments for spine surgery.
5+ YOE5+ years commercial R&D software development; strong C#/.NET skills; experience with distributed systems (RabbitMQ), Windows apps, testing, CI/CD, requirements tools (DOORS/Jama/Ketryx), Confluence, and regulated (FDA/QSR, IEC 62304/ISO 13485) environments.
C#, .NET, WPF, RabbitMQ, GitHub, Microsoft Azure DevOps, DOORS, Jama, Ketryx, Confluence, AI agents, AI-powered code generation tools
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4d
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Application Developer
Rancho Santa Margarita, California, United States
$70k-$130k/yr OnsiteFull Time
Applied Medical
Applied Medical: Manufacturer of advanced medical devices and surgical products.
Bachelor's or equivalent experience; proficiency in C#, .NET Core, React, TypeScript; experience with SQL/NoSQL databases, Azure, Docker/Kubernetes, Git, and automated testing frameworks.
C#, .NET Core, React, TypeScript, SASS, SCSS, Webpack, Vite, npm, yarn, SQL Server, PostgreSQL, Azure Cosmos DB, RESTful APIs, GraphQL, Microsoft Azure, Docker, Kubernetes, Figma, xUnit, NUnit, Cypress, Playwright, React Testing Library, Azure Active Directory (Azure AD), Auth0, Azure DevOps, GitHub, Git, GitHub Actions, GitHub Copilot, Azure Service Bus, RabbitMQ
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2mo
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Manufacturing Software Engineer, Intelligence Systems
Santa Ana, California, United States
$166k-$220k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
5+ YOE5+ years in software development; strong desktop app experience; cloud and DevOps; security clearance eligible.
WPF, C#, ASP.NET, REST, AWS, Azure, SQL Server, DB2, NoSQL, CI/CD, DevOps, Python
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1mo
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Principal Engineer - FullStack – Catalog
Irvine, California, United States
$130k-$135k/yr OnsiteFull Time
Tech Mahindra
Tech MahindraNational Stock Exchange of India: TECHM: Global provider of information technology and business process services.
12+ YOEBachelor's degree required; 12+ years software engineering with principal-level leadership, expertise in backend languages and modern frontend frameworks, high-scale distributed systems, and AI-assisted development.
C#/.NET, Go, Java, Python, React, Copilot, Claude Code, Cursor
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2w
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Senior Engineer, Full-Stack
Temecula, California, United States
OnsiteFull Time
FFF Enterprises
FFF Enterprises: Distributes specialty biopharmaceuticals and provides healthcare supply chain services.
7+ YOE7+ years full‑stack SaaS development experience, bachelor’s in CS or equivalent, proficiency with backend (.NET), frontend (React/Angular), SQL, Azure services, CI/CD/DevOps, and experience in regulated healthcare or similar.
.NET, React, Angular, GraphQL, Azure, Microsoft App Services, Microsoft Functions, AKS, CI/CD, DevOps, SQL, FHIR, HL7
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2w
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Senior Engineer, Full-Stack
Temecula, California, United States
OnsiteFull Time
FFF Enterprises
FFF Enterprises: Specialty pharmaceutical and vaccine distributor for healthcare providers.
7+ YOE7+ years full‑stack SaaS development experience, bachelor’s degree (or equivalent), cloud (Azure) and CI/CD/DevOps experience, backend (.NET) and frontend (React/Angular) proficiency, strong SQL and API/integration skills.
.NET, React, Angular, SQL, GraphQL, FHIR, HL7, Azure, App Services, Functions, AKS, CI/CD
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1w
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Senior SQL Developer
Costa Mesa, California, United States
$130k-$150k/yr HybridFull Time
CareConnectMD
CareConnectMD: Delivers coordinated primary and palliative care for geriatric patients.
6+ YOE6+ years experience with SQL and Python, healthcare claims/EMR knowledge (CCLF), Power BI/SSRS/Qlik reporting, data modeling, and strong communication and problem-solving skills.
Power BI, SSRS, Qlik, Python, Node.js, Ruby, Java, .NET, Azure, SQL, MySQL, Data Factory, HL7, FHIR, Docker, Kubernetes, Jenkins, GitHub, Salesforce, EMR, HIE, LLM
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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 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/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 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
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