297 software test engineer jobs at 123 companies in Acton, CA
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Software Test Engineer
Los Angeles, California, United States
$36-$43/hr OnsiteFull Time
Bachelor's in CS/CE/EE or related, strong Python/C/C++ skills, experience on Windows/Linux/MacOS/Android/bare metal, understanding of software testing and networking, U.S. citizenship required, background check and drug test.
Python, C, C++, Windows, Linux, MacOS, Android, Wireshark, TCPDump, PuTTY, Minicom, web browser development tools
1mo
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Aerospace Software Test Engineer
El Segundo, California, United States
$100k-$176k/yr HybridFull Time
4+ YOEBachelor's in engineering or STEM, 4+ years applicable experience (6+ for specialist), programming in Python and Java or C/C++, modeling & simulation experience, CI/CD experience (specialist), and ability to obtain a U.S. security clearance.
Python, Java, C/C++, CI/CD, Linux, Unix, JIRA, Bitbucket, Confluence, Compilers, IDEs
2mo
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Software Engineer - Test
Los Angeles, California, United States
OnsiteFull Time
2+ YOEB.S. in a technical field, 2+ years software engineering experience, 2+ years Python; experience with server infrastructure, CI/CD for HIL, Linux; strong documentation, automation, and security practices.
Python, Rust, Linux, CI/CD
2mo
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Senior Spacecraft Software Test Engineer
Redondo Beach, California, United States
$150k-$200k/yr OnsiteFull Time
5+ YOEBachelor's in engineering or CS, 3+ years developing embedded test plans/scripts, 5+ years with Python and C++, experience with hardware-in-the-loop and CI/CD preferred.
Python, C++, Docker, CI/CD
4d
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Lead Software Engineer in Test
Los Angeles or Nashville or New York City or Portland or United States
$160k-$180k/yr RemoteFull Time
10+ YOE10+ years in test automation, architecting testing practices, strong coding ability, experience with Playwright/Cypress/Selenium, API/contract testing, performance testing, CI/CD and AI-assisted testing.
Playwright, Cypress, Selenium, FUGA, Zendesk, Trolley, ArgoCD, Kubernetes, .NET, Next.js, k6, JMeter, Gatling, Locust
1mo
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Software Integration and Test Engineer / Principal Software Integration and Test Engineer (AHT)
Redondo Beach, California, United States
$76k-$141k/yr OnsiteFull Time
2+ YOEExperience with software integration and testing, creating test scenarios, strong time-management, ability to obtain DoD Secret clearance, and ability to travel 10–25%. Bachelor's in STEM typically required (experience may substitute).
Red Hat Enterprise Linux (RHEL)
2mo
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Senior / Staff Software AI Test Engineer, AI Engineering
Santa Monica or New York
$190k-$250k/yr OnsiteFull Time
3+ YOE3–7 years software engineering with test automation; expert Python; hands-on Java; LangGraph/Vercel; LLM evals; cross-platform testing; CI/CD integration; SQL; BS in CS/Engineering.
Python, Java, pytest, Selenium, Playwright, Cypress, GitHub Actions, Jenkins, CircleCI, GitLab CI, LangGraph, Azure, Docker, LangSmith
1mo
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Software Integration and Test Engineer / Principal Software Integration and Test Engineer (AHT)
Redondo Beach, California, United States
$76k-$141k/yr OnsiteFull Time
2+ YOEExperience integrating and testing software, creating test scenarios, following detailed procedures, and presenting results. Must hold or be able to obtain a DoD Secret clearance. Bachelor's in STEM (or equivalent experience) required for level; travel 10-25%.
Red Hat Enterprise Linux (RHEL)
1mo
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Software Engineer, Components Test (Starshield)
Hawthorne, California, United States
$125k-$175k/yr OnsiteFull Time
2+ YOEBachelor's in CS/engineering or 2+ years software development; development experience in C,C++,or Python; knowledge of Linux/Windows, test automation, instrumentation interfaces, and numerical analysis.
C, C++, Python, Linux, Windows, GPIB, USB, VISA, TCP/IP, VLAN, CAN, SPI, I2C, Modbus
3w
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Software Test & Verification Engineer (Experienced or Senior)
Albuquerque or Kent or El Segundo
$105k-$183k/yr OnsiteFull Time
3+ YOEBachelor's degree, active/previous Top Secret clearance, 3+ years designing and implementing software test environments and hardware/software emulation, experience with hardware-in-the-loop, OOP, and lab integration.
Java, C++, Python, REACT, jQuery UI, Open Layers, Spring Framework, Hibernate, RDBMS, MongoDB, REST, OpenAPI, Ivy, Maven, Gradle, Git, Jenkins, AWS, Azure, SOAP, XML, JSON
3w
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Software Test & Verification Engineer (Experienced or Senior)
Albuquerque or Kent or El Segundo
$105k-$183k/yr OnsiteFull Time
3+ YOEBachelor's degree,3+ years designing and implementing software test and emulation environments,active U.S. Top Secret clearance required,U.S. person eligibility,experience with hardware/software integration and debugging.
Java, C++, Python, REACT, jQuery UI, Open Layers, Spring Framework, Hibernate, RDBMS, MongoDB, REST, OpenAPI, Ivy, Maven, Gradle, Git, Jenkins, AWS, Azure, SOAP, XML, JSON
1w
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Senior Test Automation Software Engineer
El Segundo, California, United States
$130k-$210k/yr OnsiteFull Time
5+ YOEBachelor's degree in STEM,5+ years experience (or 3+ with advanced degree),strong Python and hardware-integrated test automation experience,knowledge of instrument automation (SCPI/GPIB/Ethernet/Serial/USB),Linux proficiency,ability to obtain US security clearance.
Python, SCPI, Ethernet, Serial, USB, GPIB, Linux, Bash, MATLAB, C++, Git, CI/CD
3mo
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Software Development Engineer in Test
Los Angeles, California, United States
$135k-$175k/yr OnsiteFull Time
Design, develop, and own test frameworks; integrate CI/CD; end-to-end testing; HIL/SIL; Bachelor's in STEM or equivalent; CI/CD experience.
Git, GitHub Actions, GitLab Pipelines, Jenkins, Docker, Kubernetes, Rust, Embedded Linux, RTOS, SpaceWire, RS-422/485, Ethernet
1mo
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Software Development Engineer in Test Contractor (SDET Contractor)
Los Angeles or Aliso Viejo
$52-$78/hr OnsiteContract
3+ YOE3+ years in test automation or software quality engineering, strong Java and JUnit skills, API testing and OpenAPI/Swagger experience, CI/CD and Git familiarity, bachelor's degree or equivalent experience preferred.
Java, JUnit, gRPC, OpenAPI, Swagger, Git, Jenkins, GitHub Actions, Spring Boot, IntelliJ IDEA, Splunk, AWS, Python, Node.js, JavaScript, HTML, CSS
2mo
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Senior Test Engineer
El Segundo, California, United States
$140k-$197k/yr OnsiteFull Time
2+ YOEUndergraduate engineering degree; 2+ years in engineering problem-solving, design, analysis, or testing; strong hardware-software integration experience.
Python, UNIX, Procedures testing environments
1mo
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Staff Vehicle Software Integration & Test Engineer
Palo Alto or Long Beach
$150k-$284k/yr HybridFull Time
3+ YOEBachelor's in engineering or equivalent experience, 3+ years in vehicle-level software validation or prototype operations, strong embedded systems knowledge, ECU flashing, CAN tool proficiency, valid driver's license, willingness to travel.
CANalyzer, CANape, CANoe, Intrepid CS tools, MATLAB, Python, Jira, Hardware-in-the-Loop (HIL)
2mo
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Systems Test Engineer
Long Beach, California, United States
$85k-$200k/yr HybridFull Time
Bachelor’s degree in Electrical, Computer, or Aerospace Engineering; experience with system integration/test in aerospace; hardware/software subsystems knowledge.
Python, MATLAB, DMM, Oscilloscope, DAQ, Signal generators, CAN, UART, RS-422, Ethernet, GPS/IMU, EMI/EMC testing tools
1d
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Test Engineer
Torrance, California, United States
$90k-$130k/yr OnsiteFull Time
2+ YOEBachelor's degree in electrical, software, or computer engineering; 2+ years technical experience; proficiency in electronics hardware, microcontrollers, embedded C, Python, circuit schematics, lab equipment, serial interfaces, MS Office, and Atlassian tools.
Embedded C, Python, Microsoft Office, Jira, Confluence, Git, Bitbucket, oscilloscopes, power supplies, multimeters, logic analyzers, I2C, SPI, UART, MIL-STD-810, MIL-STD-461
1mo
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Software Engineer II – Test/Internal Tooling
Los Angeles, California, United States
$140k-$164k/yr OnsiteFull Time
3+ YOE3+ years software development experience with scripting (Python, JS) and systems (C++, Rust); experience building test infrastructure (HITL/SITL), Linux, CI, test frameworks, mentoring, and cross-functional collaboration.
Python, JS, C++, Rust, Linux, CI
3mo
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Principal Software Development Engineer in Test
New York or Glendale
$172k-$241k/yr HybridFull Time
10+ YOE10+ years in quality engineering or software development; leadership; experience scaling test automation.
Python, OO languages, Test automation, Cloud-native testing
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