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18 software engineer c jobs at 12 companies in Modesto, CA

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Senior Software Engineer
Pleasanton, California, United States
$190k-$285k/yr HybridFull Time
Workday
WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.
8+ YOEBachelor's/Master's in CS/Engineering or equivalent experience; 8+ years professional software development with Python, GoLang, or Java/C++; 4+ years designing distributed microservices; proven performance engineering experience.
Python, GoLang, Java, C++, Datadog, New Relic, OpenTelemetry, pprof, CloudWatch, Redis, Memcached, Locust, JMeter, k6, AWS, GCP, CI/CD
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2mo
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Sr. Software Engineer
Los Gatos, California, United States
$145k-$175k/yr OnsiteFull Time
Akura Medical
Akura Medical: Developing catheter-based mechanical thrombectomy platforms for VTE treatment.
7+ YOESenior software engineer with 7+ years in C++, Windows, and regulated medical devices; experience with IEC 62304/FDA; strong problem-solving and cross-functional collaboration.
C++, Windows, Visual Studio, Git
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1w
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Software Developer-Mid Career
Livermore, California, United States
$176k-$267k/yr HybridFull Time
Lawrence Livermore National Laboratory
Lawrence Livermore National Laboratory: Develops science and technology for United States national security.
Active DOE Q or Top Secret clearance required, bachelor\u0002s degree in CS/CE or equivalent, advanced experience with C++/Java and Git, SDLC and architecture skills, mid-senior level software engineering experience.
C++, Java, Git, Angular, React, Vue, Java Quarkus, Spring Boot, Node.js/Express, Jenkins, Docker, Kubernetes
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Senior Rust Software Engineer
Pleasanton, California, United States
$142k-$186k/yr OnsiteFull Time
Vector Atomic
Vector Atomic: Develops precision quantum sensors for navigation and timing applications.
6+ YOEBachelor's or Master's in EE/CE/CS with 6+ years software engineering in embedded or hardware-adjacent environments; U.S. citizenship or lawful permanent residency required; hands-on lab experience and strong communication. Preferred: C/C++, Python, SoC/FPGA, device drivers.
Rust, C/C++, Python, Linux, ARM SoC, SoC, FPGA, Linux device drivers, TCP/UDP, UART, SPI, I2C, oscilloscope, function generator, voltmeter
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Senior Rust Software Engineer
Pleasanton, California, United States
$142k-$186k/yr OnsiteFull Time
IonQ
IonQNYSE: IONQ: Develops and sells trapped-ion quantum computers and cloud services.
6+ YOEBachelor's or Master's in engineering or CS, 6+ years software engineering experience (embedded/hardware-adjacent), strong Rust expertise, hands-on lab/hardware experience, US Person status for export control, excellent communication.
Rust, C, C++, Python, TCP, UDP, UART, SPI, I2C, ARM, Linux, FPGA
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Senior Software Engineer, Operator Tools
Byron, California, United States
$180k-$275k/yr RemoteFull Time
Elroy Air
Elroy Air: Builds autonomous vertical takeoff and landing aircraft for cargo logistics.
5+ YOE5+ years software development with strong C++ and/or Python, desktop (Qt/Electron) and web UI experience, telemetry/embedded integration, protocol parsing, and building UIs for operational use.
C++, Python, Qt, Electron, React, Git, GitHub, MAVLink, UDP, serial
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Senior Software Engineer, Embedded Systems
Byron, California, United States
$180k-$280k/yr HybridFull Time
Elroy Air
Elroy Air: Builds autonomous vertical takeoff and landing aircraft for cargo logistics.
5+ YOE5+ years embedded software experience with production firmware on real hardware; deep C/C++ and Python skills; RTOS and bare-metal experience; hardware bring-up and bench debugging; familiarity with SPI, I2C, UART, CAN, Ethernet.
C++, Python, FreeRTOS, Zephyr, GCC, Clang, CMake, Git, GitHub, JTAG, oscilloscope, logic analyzer, SPI, I2C, UART, CAN, Ethernet, HIL, SIL
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3mo
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Automation Software Engineer (Machine Control)
Livermore, California, United States
$136k-$179k/yr OnsiteFull Time
FormFactor
FormFactorNASDAQ: FORM: Manufacturer of semiconductor test and measurement equipment.
8+ YOE8+ years experience with a BS or 6+ years with MS or 3+ years with PhD; strong C#/C++; machine control; multi-threaded environments.
C#, C++, Machine Control, MES, Multi-threading, Automation
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Machine Learning Software Developer
Livermore, California, United States
$122k-$186k/yr OnsiteFull Time
Lawrence Livermore National Laboratory
Lawrence Livermore National Laboratory: Develops science and technology for United States national security.
Ability to develop ML and LLM-centric software for HPC and multi-modal sensor data; Python/C++/Java proficiency; familiarity with reinforcement learning, agentic AI, GNNs, MCP; ability to obtain DOE Q clearance; BS required, MS preferred.
Python, C++, JAVA, Flux, SLURM, Large Language Model (LLM), Model-Context-Protocol (MCP)
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Principal Hardware Engineer - Fluidics - Pleasanton, CA
Pleasanton or United States
$250k-$270k/yr OnsiteFull Time
Calyxo
Calyxo: Develops vacuum-assisted devices for minimally invasive kidney stone removal
15+ YOEBachelor's in engineering required, 15+ years developing fluidic/mechatronic/control systems for regulated products, expertise in fluid dynamics, closed-loop control, prototyping, embedded software (C/C++, Python), medical device standards (IEC 60601, ISO 13485).
C, C++, Python
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2mo
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Staff Engineer Firmware
Pleasanton, California, United States
$163k-$214k/yr OnsiteFull Time
IonQ
IonQNYSE: IONQ: Develops and sells trapped-ion quantum computers and cloud services.
8+ YOE8-12 years embedded systems with ARM, C/C++, Rust; BS/MS or PhD in EE/CE/CS; strong leadership and mentoring; hardware-software integration; experience in real-time control and embedded Linux.
C, C++, Rust, ARM, UART, TCP, MMAP, Linux, Embedded Linux, Python, CI/CD, Oscilloscopes, Function generators, Voltmeters, Development tooling
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Staff Engineer - Firmware
Pleasanton, California, United States
$150k-$180k/yr OnsiteFull Time
Vector Atomic
Vector Atomic: Develops precision quantum sensors for navigation and timing applications.
8+ YOELead real-time embedded firmware development; C/C++, Rust; hardware-software integration; team mentoring; architect control systems.
Rust, C/C++, TCP/IP, UART, MMAP, Linux, Python, CI/CD, SoC/FPGA, Linux kernel, embedded systems
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2w
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Senior GNC Engineer
Pleasanton, California, United States
$160k-$210k/yr OnsiteFull Time
Benchmark Space Systems
Benchmark Space Systems: Manufacturer of propulsion systems for small satellites.
5+ YOEBachelor's in relevant engineering/physics,5+ years GNC experience on space vehicles,proficiency with MATLAB/Simulink,experience with HIL validation,control theory,orbital/mechanics knowledge and ability to implement and test flight software.
MATLAB, Simulink, C, Rust, GMAT, STK, FreeFlyer, cFS, F'
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2mo
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Power Grid Dynamics Engineer
Livermore, California, United States
$122k-$186k/yr HybridFull Time
Lawrence Livermore National Laboratory
Lawrence Livermore National Laboratory: Develops science and technology for United States national security.
Bachelor's degree in Engineering or Computer Science; U.S. citizenship and ability to obtain DOE Q clearance; experience with power grid dynamics software and programming (Python/C++/MATLAB/Simulink); strong analytical, communication, and teamwork skills; willing to travel.
Power grid simulation software, Python, C++, MATLAB/Simulink, GridDyn, PSS/E, PowerWorld, PSCAD
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Full Stack Engineer, Senior (Azure)
Oakland or California or Long Beach or El Dorado Hills or Huntington Park or Lodi or Rancho Cordova
$116k-$174k/yr HybridFull Time
Ascendiun
Ascendiun: Nonprofit parent overseeing health insurance and clinical service organizations.
4+ YOE4+ years enterprise app/cloud experience, 4-7 years software development with API focus, 3+ years Microsoft Azure (API Management, Functions/App Services, Azure AD) experience, REST/OpenAPI/MuleSoft, C#/.NET/Java/Python, CI/CD and IaC (Ansible), Docker; healthcare domain preferred.
Microsoft Windows, Linux Server, Remote Desktop Services, Microsoft Azure, Microsoft Azure API Management, Microsoft Azure Functions, Microsoft Azure App Services, Microsoft Azure AD, REST, HTTP, JSON, OpenAPI (Swagger), MuleSoft, C#/.NET, Java, Python, Service Bus, Event Grid, Bitbucket Pipelines, GitHub Actions, Ansible, Docker, AWS, GCP, Citrix
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Automation Engineering Manager
Livermore, California, United States
$150k-$200k/yr OnsiteFull Time
Ferrotec
FerrotecTokyo Stock Exchange: 6890: Manufacturer of semiconductor equipment and thermal management solutions.
7+ YOE7+ years automation/control software engineering experience; strong PLC and electronics knowledge; proficiency with RSLogix, Beckhoff, Ladder/Structured Text, Embedded C, C#, .NET, Microsoft Visual Studio, and HMI scripting; Git and T-SQL/ADO.NET/PowerShell desired.
RSLogix, Allen-Bradley PLCs, Beckhoff, Ladder Diagram, Structured Text, HMI scripting, Embedded C, C#, .NET Framework, Microsoft Visual Studio, Win Forms, WPF, Git, T-SQL, ADO.NET, LINQ, PowerShell, SPI, RS-232, DMM
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3w
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Senior/Principal R&D Digital Systems Security, Hybrid
Albuquerque or Livermore
$140k-$281k/yr HybridFull Time
Sandia National Laboratories
Sandia National Laboratories: Conducts science and engineering research for national security.
5+ YOEBachelor's plus 5 years relevant experience (or equivalent), ability to obtain DOE Q-level clearance, expertise in hardware/software security, formal methods, and familiarity with secure-system design and verification.
RocQ, Lean, C, C++, Java, Python, Rust, Assembly, ASIC, FPGA, NIST, CNSS
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3w
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Senior/Principal R&D Digital Systems Security, Hybrid
Livermore, California, United States
$140k-$281k/yr HybridFull Time
Sandia National Laboratories
Sandia National Laboratories: Federal research and development laboratory for national security.
5+ YOEBachelor's +5 years or equivalent experience in digital systems security, ability to obtain DOE Q-level clearance, expertise in hardware/software security, formal methods, and programming; strong communication skills.
RocQ, Lean, C, C++, Java, Python, Rust, Assembly
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