831 c software developer jobs at 197 companies in Lake Forest, CA

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1mo
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Sr. Software Engineer, C++ (Simulations)
Hawthorne, California, United States
$160k-$230k/yr OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
5+ YOE5+ years software development (or 7+ years without degree), 2+ years C++ development, BS in CS/engineering/math/STEM or equivalent, strong debugging, performance optimization, unit testing, and knowledge of distributed systems and classical physics.
C++, ROS2, Gazebo
3mo
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Software Engineer (C++)
Hawthorne or El Segundo
$110k-$150k/yr OnsiteFull Time
Freeform
Freeform: Deploys autonomous AI-powered metal 3D printing factories.
3+ YOE3+ years software development; proficiency in C++, Go, or Rust; experience with high-performance systems and real-time software.
C++, Go, Rust, Linux, RTOS, FPGA, GPU
3mo
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Software Engineer, C++
Bellevue or Costa Mesa
$166k-$220k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
3+ YOE3+ years in high-performance C++ software; CS/SE/Math/Physics foundation; capable of working in complex architectures; eligible for Top Secret clearance.
C++, Real-time systems, Performance optimization, Memory management
1mo
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JUNIOR SOFTWARE DEVELOPER (C++)
Norco, California, United States
$75k-$110k/yr OnsiteFull Time
VSolvit
VSolvit: Providing technology services and data solutions for government agencies.
0+ YOE0–4 years software development experience; proficiency in C++ for desktop applications; familiarity with OOP, multithreading, Git, CMake, and Python; U.S. Citizenship and active Secret DoD clearance required; CompTIA Security+ required.
C++, Git, CMake, Python, Jira, Confluence, SAFe, Agile
3w
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C++ Software Engineer
San Francisco or Los Angeles
$120k-$180k/yr OnsiteFull Time
Vast.ai
Vast.ai: Decentralized marketplace for GPU cloud computing resources.
Strong systems programming (ideally C++), deep Linux and virtualization knowledge, experience with containerization, multi-tenant and GPU security, and ability to benchmark and harden performance-critical infrastructure.
C, C++, Python, Linux
2mo
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Software Engineer, Spectacles C++, Level 4
Los Angeles or Palo Alto or Bellevue or Santa Monica
$157k-$235k/yr HybridFull Time
Snap
SnapNYSE: SNAP: Develops social media applications and augmented reality technology.
Bachelor's degree in Computer Science or related field; 2+ years software development; experience in C++, Kotlin or Java; OS and 3D graphics experience preferred.
C++, Kotlin, Java, OS, 3D graphics, SDKs/APIs
2mo
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Software Engineer (C#/.NET)
New York or Carlsbad
$101k-$134k/yr OnsiteFull Time
Rockstar Games
Rockstar Games: Creates and publishes world-class open-world video games.
4+ YOE4+ years in scalable distributed systems; expert in C# and/or C++; strong OO design; API design; web service scalability; MSSQL; Perforce.
Windows Server, SQL Server, IIS, .NET, C#, C++, MSSQL, Perforce, REST API, Web Services
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
2mo
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Software Engineer, Spectacles C++, Level 4
Los Angeles or Palo Alto or Bellevue or Santa Monica
$133k-$235k/yr HybridFull Time
Snap
SnapNYSE: SNAP: Provides visual messaging software and augmented reality wearable devices.
2+ YOEBachelor’s in CS; 2+ years software experience; C++ experience; strong coding, testing, and collaboration skills.
C++, Kotlin, Java, Unit Testing, OS Knowledge, 3D Graphics
1mo
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Software Engineer (C++ and TS Clearance)
Woodland Hills or Los Angeles
$92k-$138k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
0+ YOEBachelor's in STEM +2 years (or Master's with 0 years), active Top Secret clearance enrolled in Continuous Evaluation, C/C++ experience, CI/CD and Git experience, onsite full-time, ability to meet security screening.
C, C++, CI/CD, Git, Docker, Kubernetes, Linux, CUDA, MLOps, DevSecOps, Agile, Scrum
5d
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Software Engineer
Colorado Springs or Irvine or Longmont or Fremont or Rochester or San Jose
$111k-$148k/yr OnsiteFull Time
Western Digital
Western DigitalNASDAQ: WDC: Design and manufacture data storage devices and systems.
0+ YOEPursuing or recent Bachelor's/Master's in a technical field; experience with C/C++, Python, Java, Go, SQL, or JavaScript through coursework or internships; familiarity with software fundamentals, debugging, and development tools.
C, C++, Python, Java, Go (Golang), SQL, JavaScript, Microsoft Office, Git, Linux, IDEs
2mo
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Sr. C++ Software Development Engineer - ArcGIS Geocoding Algorithms
Redlands, California, United States
$123k-$202k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
5+ YOE5+ years of software development; strong C++ (C++11+), Rust; algorithms/data structures; BS in CS/Engineering/Math/IS/GIS; strong communication and time management.
C++, Rust
3mo
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Software Engineer, Flight Software Engineer
Huntington Beach, California, United States
$125k-$220k/yr OnsiteFull Time
Mach Industries
Mach Industries: Designs and manufactures autonomous unmanned aerial vehicles for defense.
0+ YOEStrong proficiency in C/C++ for embedded systems; real-time OS experience; flight software knowledge; MATLAB/Simulink; embedded systems background.
C, C++, Embedded Systems, Real-Time Operating Systems, MATLAB, Simulink, Rust
2mo
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Software Signals Engineer
El Segundo or McLean
$69k-$158k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
3+ YOE3+ years in signal processing/DS/software development; RF testing; Python/C/C++; Agile tools; TS/SCI; BS in CS/CE/EE/STEM
Python, C, C++, Jira, Confluence, GitHub, Linux
2mo
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Software Signals Engineer
El Segundo or McLean
$69k-$158k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
3+ YOE3+ years in signal processing or software development; RF testing experience; Python/C/C++; Agile tools (Jira/Confluence); TS/SCI clearance; BS in CS, Computer Engineering, EE, or STEM.
Python, C, C++, GitHub, Linux, Jira, Confluence
1w
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Senior Flight Software Engineer
El Segundo, California, United States
$172k-$232k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
10+ YOE10+ years software development experience (C/C++/Java/Python), real-time systems experience, ability to obtain U.S. Secret clearance, expertise in embedded software design, testing, and integration.
C, C++, Java, Python, GitLab, Bitbucket, JIRA, Confluence, Wireshark, Debuggers
1mo
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Embedded Software Engineer
Los Angeles, California, United States
$48-$67/hr HybridFull Time
Motorola Solutions
Motorola SolutionsNYSE: MSI: Provides mission-critical communications and public safety technology.
3+ YOE3+ years embedded software development; C programming; Linux kernel driver development; BS in Electrical/Computer/Communications Engineering or Computer Science; U.S. citizenship; background check and drug test.
C, Linux kernel, Linux, ARM, RISC-V
3w
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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
3mo
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Software Engineer
Los Angeles, California, United States
OnsiteFull Time
ALKEME Insurance
ALKEME Insurance: Insurance brokerage and risk management services provider.
Design, develop, test, and deploy scalable software; proficiency in Java, Python, C#, or JavaScript; strong problem-solving, communication, and teamwork skills; bachelor’s degree or equivalent experience.
Java, Python, C#, JavaScript
3w
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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