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553 csharp jobs at 172 companies in Chino Hills, CA

1mo
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Technology Engineering-Software and Controls
Yucaipa, California, United States
$69k-$114k/yr OnsiteFull Time
Sorenson Engineering
Sorenson Engineering: Manufacturer of high-precision micro-technology components for industrial applications.
2+ YOEBachelor's in engineering required, minimum 2 years manufacturing experience preferred. Proficiency with PLCs/HMIs, Beckhoff and IEC-61131-3, C#/C++/Python, CAD/CAM and CNC programming, EPLAN preferred, IPv4 networking, shop-floor debugging.
PLC, HMI, Beckhoff, IEC-61131-3 structured text, Automation Direct, Schneider, Siemens, Raspberry Pi, C#, C++, Python, EPLAN, CNC Programming, CAD CAM, Multimeter, IPV4
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1mo
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Senior Solutions Architect
Los Angeles, California, United States
$150k-$200k/yr OnsiteFull Time
K2 Space
K2 Space: Develops high-power satellite platforms for heavy-lift launch vehicles.
8+ YOE8+ years architecting distributed cloud systems (AWS/Azure/GCP), 4+ years leading enterprise platform implementations, Bachelor's in CS/IS/STEM or 10+ years experience, API integration (RESTful/gRPC), SQL and C# familiarity.
AWS, Azure, GCP, RESTful, gRPC, Microsoft Dynamics 365, Odoo, SQL, C#, MSSQL, PostgreSQL
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3mo
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Principal, Consumer Finance Investment Strategy
Woodland Hills, California, United States
$300k/yr OnsiteFull Time
Apollo Global Management
Apollo Global ManagementNYSE: APO: Global alternative asset manager providing investment and retirement solutions.
Lead quantitative analytics for consumer finance; build cash flow models, credit analytics, and AI-driven tooling across securitized and whole loan portfolios.
Python, SQL, R, SAS, Intex, dv01, C#, C++
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2mo
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Senior Software Engineer, Manufacturing Test
Atlanta or Costa Mesa
$165k-$218k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
BS/MS in CS/CE/EE (or equivalent), expertise in Python, low-level device code, CI/CD/DevOps, git, automated testing, ability to travel 25-50%, and must be a U.S. Person eligible for export-controlled access.
Python, WPF, C#, git, RESTful services, AWS, Azure, DB2, SQL Server, NoSql, CI/CD, DevOps, Lattice OS, USB, SPI, I2C, CAN, RS232, RS485, Ethernet, Windows, Linux
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1mo
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Staff Software Engineer, Full-Stack
Santa Ana or California or New Jersey or Texas or Florida or Shanghai or Japan or Hong Kong or Canada or Mexico or Germany or France or United States
$166k-$269k/yr HybridFull Time
Collectors
Collectors: Providing authentication and grading services for high-value collectibles.
7+ YOE7+ years building web apps, APIs, and distributed systems; 3+ years AWS; proficiency in Python, C#, or Java; experience with React/Next.js; use of AI tools (Claude Cowork, Codex); staff-level technical leadership.
AWS, Claude Cowork, Codex, Python, C#, Java, React, Next.js, e-Verify
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2mo
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Software Engineer
Los Angeles, California, United States
OnsiteFull Time
ALKEME Insurance
ALKEME Insurance: Insurance brokerage and risk management services provider.
Bachelor's degree in Computer Science/Engineering or equivalent experience; proficiency in one or more of Java, Python, C#, or JavaScript; experience with development frameworks/tools; strong problem-solving and communication; Agile familiarity a plus.
Java, Python, C#, JavaScript
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Front End Developer Tableau/Python
Norco, California, United States
$70k-$143k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOEActive Secret clearance and U.S. citizenship required. Bachelor’s in CS/Engineering, 5+ years software development, proficiency with Python, SQL/relational DBs, Tableau, front-end frameworks, cloud platforms, Git, and Agile.
Tableau, Python, SQL, Java, C#, JavaScript, Oracle, PostgreSQL, MySQL, React, Angular, Vue.js, Node.js, .NET, AWS, Azure, Google Cloud, Git, CI/CD
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ITSM Lead Analyst/Programmer
Long Beach, California, United States
$87k-$127k/yr HybridFull Time
California State University
California State University: Public university system providing higher education and academic research.
5+ YOEBachelor's or equivalent and 5+ years supporting ITSM applications and application development; ServiceNow experience; RDBMS, web, and integration skills; strong documentation and communication.
ServiceNow, Remedy, Oracle, Microsoft SQL Server, MySQL, UNIX, Windows, HTML, CSS, JavaScript, C#, .Net, ASPX, XML, CGI, APIs, SharePoint, WordPress, PROSCI ADKAR, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Microsoft Visio, RSS, Java
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Senior IT Software Engineer
San Francisco or Los Angeles
$104k-$139k/yr HybridFull Time
State Bar of California
State Bar of California: Regulates the legal profession and licenses attorneys in California.
3+ YOE3+ years IT experience; bachelor’s degree or equivalent; strong Microsoft-stack development (C#, .NET, ASP.NET MVC), SQL Server, modern JavaScript (Angular/React), Azure integrations, GitHub Actions/CI-CD, and experience modernizing legacy systems.
C#, .NET (Core and Framework), ASP.NET MVC, Web APIs, SQL Server, Angular, React, Azure Functions, Logic Apps, Event Grid, REST APIs, GitHub Actions, Tyler Odyssey
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2w
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Software Engineer II, Onsite
El Segundo, California, United States
$76k-$144k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
2+ YOESTEM degree and minimum 2 years experience, C++ real-time development on Linux or VxWorks, scripting (Shell/Perl/Python), active DoD Secret clearance and U.S. citizenship required.
C++, Linux, VxWorks, Shell, Perl, Python, C, C#, Java
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3w
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Staff Cloud Platform Engineer
Los Angeles, California, United States
$180k-$226k/yr HybridFull Time
BlackLine
BlackLineNASDAQ: BL: Provides cloud-based financial close and accounting automation software.
7+ YOE7+ years in platform/SRE/engineering roles; expertise in platform languages, containers, Kubernetes, event-driven systems, cloud (GCP/AWS), observability, CI/CD, IaC, and security-first design.
Rust, C#, Python, Go, Java, Docker, Swarm, Kubernetes, App Engine, Claude, Gemini, ChatGPT, Cursor, GCP, AWS, BigQuery, Pub/Sub, Cloud Storage, VPC, IAM, PostgreSQL, Microsoft SQL, MySQL, MariaDB, MongoDB, Redis, ValKey, Kafka, Airflow, React, Angular, Vue, ArgoCD, Kustomize, Terraform, CloudFormation, Ansible
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2mo
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Software Engineer, Lead
Long Beach, California, United States
$142k-$189k/yr OnsiteFull Time
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
5+ YOE5+ years software development; proven team leadership; full-stack skills; experience with REST APIs and SQL.
HTML/CSS, TypeScript, Angular, React, Vue, SQL, REST APIs, NodeJS, C#/.Net, Linux
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2mo
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Senior Software Engineer (Backend)
Rosemead, California, United States
$109k-$153k/yr HybridFull Time
Panda Restaurant Group
Panda Restaurant Group: Operator of American Chinese fast-casual restaurant chains.
5+ YOEBachelor's in CS or related field, 5+ years building scalable services, proficiency with C#, Java, Python, leadership and mentoring experience, required trainings and food handler card within 30 days.
C#, Java, Python
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1d
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SDE-II, Amazon OpenSearch Service
Santa Clara or Los Angeles County
$165k-$224k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOERequires 3+ years software development, 2+ years systems design or architecture, 1+ year distributed software experience, object-oriented design, programming, and a bachelor's degree in a related field.
Rust, Java, Python, Go, C#, C++, Perl, AWS, OpenSearch, Elasticsearch
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1w
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Senior Identity Engineer
Boston or Chicago or Los Angeles or United States or Vancouver or Vancouver
$145k-$175k/yr RemoteFull Time
Later
Later: Provides software for social media scheduling and influencer marketing.
5+ YOERequires 5–7+ years in security or software engineering, production systems experience, application and infrastructure security expertise, IAM, secure CI/CD, cloud security, compliance frameworks, and strong communication skills.
SAST, DAST, SCA, Terraform, CloudFormation, C#, AWS Security Hub, Azure Security Center, GCP Security Command Center, SIEM, SOAR, OWASP, NIST, CIS Controls
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2w
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Principal Software Engineer (Medical Device Software/C#, .NET, Windows)
Lake Forest, California, United States
$128k-$166k/yr OnsiteFull Time
Alcon
AlconNYSE: ALC: Manufactures ophthalmic surgical equipment and vision care products.
5+ YOE5+ years developing Windows-based software using C#, .NET and related Microsoft technologies for regulated medical device environments; strong architecture, OOD, multi-threading, networking, and communication skills.
C#, .NET, WPF/XAML, MVVM, C++, Git, HL7, FHIR, DICOM, Protocol Buffers, TCP/IP
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2w
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Sr. Site Reliability Engineer (Starlink)
Hawthorne or Palo Alto or Redmond
$165k-$270k/yr OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
5+ YOEBachelor's in CS/engineering/math with 5 years software experience or 7+ years SRE/DevOps experience; Linux experience required; Kubernetes, Kafka, cloud-native tooling, and programming in Python/Go/Java/C#/Scala preferred.
Linux, Kubernetes, Istio, Apache Kafka, Apache Spark, HBase, HDFS, Apache Flink, Python, C#, Java, Scala, Go
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1mo
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Enterprise Automation & AI Developer
Newport Beach, California, United States
$150k-$185k/yr RemoteFull Time
Exante360
Exante360: A technology design and consulting firm that provides ICT and low-voltage systems design and software solutions.
5+ YOE5+ years software development, bachelor\u0002s in engineering/computer science or equivalent, full-stack development (backend and frontend), QA automation experience, experience with APIs, databases, deployments, and use of AI coding tools.
Python, Node.js, TypeScript, C#, Java, React, Next.js, Vue, Angular, Playwright, Cypress, Selenium, Jest, PyTest, Postman/Newman, Revit, Autodesk Construction Cloud, BIM 360, Git
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Planificateur-trice aéroportuaire
Montreal or Toronto or Newark or New York City or Houston or Los Angeles or Warsaw or Singapore or Athens
$110k-$130k/yr HybridFull Time
Arup
Arup: Global professional services firm for the built environment.
7+ YOEUniversity degree in engineering/planning/architecture, 7+ years aviation planning experience, project management, advanced CAD and simulation software skills, strong communication, knowledge of ICAO/IATA/ACRP, French required for Quebec.
CAD, AutoCAD, MicroStation, Revit, CAST Express, CAST Terminal, CAST Aircraft, CAST GSE, Simio, MassMotion, Microsoft Excel, Microsoft PowerPoint, Photoshop, Illustrator, InDesign, Python, VBA, R, C, C++, C#, Java
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3mo
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1620 Supply Chain Technology and Innovation - Senior Software Developer - Automation
Temecula, California, United States
HybridFull Time
FFF Enterprises
FFF Enterprises: Distributes specialty biopharmaceuticals and provides healthcare supply chain services.
5+ YOESenior software developer with Go, full-stack skills, automation/integration experience, CI/CD, Agile; SAP EWM/WMS knowledge; Bachelor’s degree or equivalent experience.
Go, SQL, Python, C#, Java, Linux, Windows, Docker, Kubernetes, AWS, Azure, GCP, REST, MQTT, Modbus, CIP, SAP EWM, EWM/WMS
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