439 senior software engineer c jobs at 144 companies in Los Angeles, CA

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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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Senior Software Engineer
Los Angeles, California, United States
$150k-$212k/yr OnsiteFull Time
Parallel Systems
Parallel Systems: Building autonomous battery-electric rail vehicles for freight transportation.
5+ YOE5+ years backend or systems software; proficiency in C/C++/Rust; OS, networking, concurrency; build high-performance distributed systems.
Rust, C, C++, Linux, Docker, Kubernetes
3w
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Senior Software Engineer
Brea, California, United States
$130k-$147k/yr HybridFull Time
RAVE Aerospace
RAVE Aerospace: Developing in-flight entertainment and connectivity systems for airlines.
6+ YOEBachelor's in Engineering/CS or equivalent, 6+ years software development, experience with C/C++ and modern stacks (Qt/QML, Node.js, Golang, React, Typescript, Python), and systems-level debugging.
C, C++, Linux, UNIX, Microsoft .NET, C#, JavaScript, SQL, Qt/QML, Node.js, Golang, React, Typescript, Python, PostgreSQL, Docker, MQTT, Microservices, npm, Bower, Webpack
2mo
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Senior Ground Software Engineer, Space
Colorado Springs or Costa Mesa
$165k-$218k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
8+ YOESenior software engineer with 8+ years in languages like Java, Python, C++, Rust; Space C2 experience; clearance eligibility; strong communication.
Go, Rust, C++, Kubernetes, OpenShift, Helm, Python, Java, JavaScript
1w
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Senior Flight Software Engineer, C++
El Segundo or Washington or Huntsville
$169k-$216k/yr OnsiteFull Time
Varda Space Industries
Varda Space Industries: Develops in-orbit manufacturing platforms and reentry capsules for pharmaceuticals.
5+ YOEBachelor's degree or equivalent technical experience, 5+ years developing spacecraft or safety-critical software, and strong C++ expertise; embedded, aerospace, CCSDS, F', cFS, Python, or Rust experience preferred.
C++, RTOS, Linux, CCSDS, F', cFS, Python, Rust, SPI, I2C, CAN, EtherCAT
2w
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Sr. Software Engineer (C++ & C#) - Onsite
Lake Forest, California, United States
$105k-$120k/yr OnsiteFull Time
Cognizant
CognizantNasdaq: CTSH: Provides IT consulting and digital business process services.
5+ YOE5+ years software development experience with strong C++ and C# skills, Visual Studio, REST APIs, OOP/OOD, automated testing, and version control (Git); experience with Azure DevOps and CI/CD preferred.
C++, C#, Visual Studio, REST APIs, Azure DevOps, Git, Azure, AWS, CI/CD, TDD
2mo
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Senior Flight Software Engineer
Gardena, California, United States
OnsiteFull Time
Singularity Defense
Singularity Defense: Develops low-cost autonomous missile and air defense systems.
7+ YOE7+ years flight software experience, strong C/C++ for performance-critical systems, degree in computer science or computer engineering, real-time software and sensor integration experience, Linux embedded and hardware debugging skills.
C, C++, Linux, CAN, UART, Ethernet, Hardware-in-the-loop (HITL), software-in-the-loop (SITL)
1w
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Senior Software Engineer (Autonomy)
Palmdale or Fort Worth or Atlanta or Denver or Huntsville
$120k-$160k/yr OnsiteFull Time
Lynx Software Technologies
Lynx Software Technologies: Provides secure, safety-certified software for aerospace and defense.
5+ YOEBachelor's degree in computer engineering, computer science, or related discipline; 5+ years software development with C, C++, Java, Python, and Bash; embedded systems, Git, Linux, UAS/UAV, and active Secret clearance required.
C, C++, Java, Python, Bash, Git, Linux, Windows, Atlassian Tools, Confluence, JIRA, Bitbucket, ArduPilot, PX4, MAVLink, Docker, CI/CD, EAP
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SOFTWARE DEVELOPER (C++)
Norco, California, United States
$100k-$160k/yr OnsiteFull Time
VSolvit
VSolvit: Providing technology services and data solutions for government agencies.
5+ YOE5+ years C++ desktop application experience, strong OOP and multi-threading skills, Git/CMake familiarity, CompTIA Security+ and active Secret DoD clearance required, U.S. citizenship, bachelor’s in CS or related or equivalent experience.
C++, Git, CMake, Python, Jira, Confluence, SAFe, Scrum
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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
1mo
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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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Senior Software Engineer - ATS (Onsite)
Fullerton, California, United States
$96k-$182k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: Provides advanced aerospace and defense systems and services.
5+ YOESTEM degree and 5+ years of software engineering experience, or advanced degree and 3+ years. Requires UNIX/Linux, C, software lifecycle, testing, debugging, configuration management, and U.S. citizenship.
UNIX, Linux, C, ClearCase, ClearQuest, Jira, BitBucket, Git, C99, Python, SQL, Matlab, bash, ksh, Perl, Red Hat Enterprise Linux (RHEL), HTML, CSS, JQuery, C#, PHP, Json, VBScript, JavaScript, Angular, DO-178B
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Principal / Senior Principal Embedded Software Engineer
Woodland Hills, California, United States
$114k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOESTEM degree with relevant years of hands-on software development (5+ for principal, 8+ for senior principal). Must be U.S. citizen, able to obtain/maintain Secret clearance, experienced with C/C++, Java or Python, model-based engineering tools, and software lifecycle for safety-critical systems.
C, C++, Java, Python, ClearCase, Git, ClearQuest, Jira, Rhapsody, Simulink, SCADE, DOORS, MATLAB, LDRA, Vector Cast, Polyspace, MIL-STD-1553, ARINC-429, RS-422
2mo
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Senior Embedded Software Engineer
Los Angeles, California, United States
$140k-$200k/yr HybridFull Time
Silvus Technologies
Silvus TechnologiesNYSE: MSI: Develops advanced mobile ad-hoc network radios for mission-critical communications.
5+ YOEBachelor's in engineering/CS, 5+ years embedded software experience (3 with advanced degree), expertise in C and Linux kernel driver development, U.S. citizenship required, background check and drug test required.
C, Linux kernel, ARM, RISC-V, AMD UltraScale+, MPSoC, Microchip Polarfire SoC, BSP, NIST FIPS 140-3, NIAP Common Criteria, CNSA (Commercial National Security Algorithm), IPsec, Ethernet
2w
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Senior Systems Engineer - Software
El Segundo, California, United States
$165k-$205k/yr OnsiteFull Time
Modern Technology Solutions
Modern Technology Solutions: A technology and engineering that provides systems and software solutions for national security and space missions.
7+ YOE7+ years engineering experience with ground/space system components, 7+ years software development using C++ or Python, 2+ years lifecycle leadership, bachelor\u0019s in STEM, active TS clearance required.
C++, Python, Java, C#, C, JavaScript, React, Node.js
2w
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Senior Software Engineer
New York City or Birmingham or Miami or Tampa or Blue Ash or Cincinnati or Los Angeles or San Francisco
$121k-$173k/yr HybridFull Time
Green Dot
Green DotNYSE: GDOT: Provides mobile banking and payment solutions to consumers and businesses.
5+ YOE5+ years software engineering experience with 1+ year technical leadership; strong in C#, .NET, SQL and Azure services; REST/OAuth2/OpenAPI, microservices, observability, Git, DevOps; U.S. work authorization and residence in approved locations required.
C#, .NET, SQL, APIM, Azure SQL, Cosmos DB, Key Vault, Service Bus, Event Hubs, Datadog, Grafana, Git, OAuth2, OpenAPI
3w
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Senior Principal Software Engineer - TS/SCI
Long Beach, California, United States
$198k-$297k/yr OnsiteFull Time
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
15+ YOE15+ years software development experience with embedded and ground systems, proficiency in C/C++ and Python, active TS/SCI clearance and U.S. eligibility, bachelor\u0019s degree in engineering or computer science required.
C, C++, python, VxWorks, embedded Linux, RTOS, DIO, AIO, ICD, RF, CAN/CAN-FD, SpaceWire, UDP/TCP, FastAPI, Golang, Rust, Typescript, Angular, InfluxDB, PostgreSQL, Git, Kubernetes, OAuth, CCSDS, Space Packet Protocol, COP-1, CFD, CI/CD
6d
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Senior Flight Software Engineer II
Long Beach, California, United States
$143k-$214k/yr OnsiteFull Time
Rocket Lab
Rocket LabNASDAQ: RKLB: Designs and builds launch vehicles and satellite systems.
8+ YOEBachelor's degree in a relevant engineering or computer science field, 8+ years of embedded software experience, C/C++ proficiency, RTOS or Embedded Linux experience, U.S. citizenship, and ability to obtain security clearance.
Real Time Operating System (RTOS), Embedded Linux, C, C++, Continuous Integration, CAN, CAN-FD, UDP, TCP
1mo
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Senior Embedded Software Engineer
Playa Vista, California, United States
$139k-$201k/yr OnsiteFull Time
Inversion Space
Inversion Space: Building autonomous re-entry vehicles for global space-to-Earth cargo delivery.
5+ YOEBachelor's in a technical discipline, 5+ years embedded software experience, strong C/C++ and Python skills, bare-metal/RTOS/Embedded Linux experience, hardware bring-up and debugging, familiarity with embedded protocols and DDS/CoAP/MQTT networking.
C, C++, Python, Git, DDS, Cyclone DDS, Fast DDS, RTI Connext, CoAP, MQTT, gRPC, REST, TCP/IP, UDP, Ethernet, FreeRTOS, Zephyr, Embedded Linux, Yocto/OpenEmbedded, Buildroot, PetaLinux, PCIe, GigE Vision, USB 3.0, CameraLink, Aurora, GMSL, FPGA, HDL, NXP i.MX RT, STM32, TI Sitara, Xilinx Zynq, AMD Versal, Board Support Packages (BSPs), Hardware-in-the-Loop (HIL), Oscilloscope, Logic analyzer, Protocol analyzer, JTAG debugger
2mo
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Senior Software Engineer II, Client Foundations
Irvine, California, United States
$122k-$225k/yr HybridFull Time
Blizzard Entertainment
Blizzard EntertainmentNASDAQ: MSFT: Develops and publishes interactive video games and services.
8+ YOE8+ years software engineering; experience shipping client systems for games; Unity/C#; cross-disciplinary collaboration; hybrid Irvine, CA; at least one shipped title.
C#, Unity, Performance profiling, Multiplatform development