136 software test engineer jobs at 63 companies in Winchester, CA
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Sr Engineer, Software Test
Irvine, California, United States
$100k-$120k/yr OnsiteFull Time
5+ YOESenior Software Test Engineer for medical devices; lead test strategies, V&V, and automation; cross-functional collaboration; 5+ years in medical device testing; degree in related field.
Python, C/C++, Linux, CI/CD, Test Automation
1mo
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Software Test Engineer, ADAS
Garden Grove, California, United States
OnsiteFull Time
2+ YOE2+ years engineering experience with end-to-end ADAS validation, bench-level and HIL testing, CAN/CANFD/Automotive Ethernet knowledge, Python test automation, and experience with tools like IPG Carmaker, dSPACE, Polarion or Jama.
Hardware-in-the-Loop (HIL), IPG Carmaker, dSPACE ASM, Python, AutomationDesk, ECUTest, Polarion, Jama, dSPACE SCALEXIO, NI PXI, IPG Xpack Real-time Test Systems, ROS2, DDS, Matlab/Simulink, CAN, CANFD, Automotive Ethernet, CI/CD, digital multimeters, oscilloscopes
1w
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Senior Software Engineer in Test
Irvine, California, United States
$157k-$185k/yr OnsiteFull Time
5+ YOE5+ years software engineering experience; strong TypeScript/JavaScript skills; deep Playwright experience; CI/CD pipeline management; testing for web APIs and complex simulation/hardware interactions.
Playwright, TypeScript, JavaScript, REST, GraphQL, GitHub Actions, GitLab CI, CircleCI, Docker, AWS, GCP
1mo
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Software Integration Test Engineer -SCADA
Irvine or Houston
$65k-$105k/yr HybridFull Time
2+ YOE2+ years testing software integrations or enterprise/industrial applications; REST API and OPC UA familiarity; basic power systems understanding; strong troubleshooting and communication; U.S. work authorization required.
Postman, Swagger, Insomnia, OPC UA, Wireshark, Fiddler, JSON, XML, SQL, Python, PowerShell, Jira, REST APIs, OAuth
2mo
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Staff Integration & Test Software Engineer
Irvine or United States
$171k-$214k/yr HybridFull Time
8+ YOE8+ years Python and embedded software experience; strong QA and testing expertise; CI/CD familiarity; good communication; fast-paced work mindset.
Python, pytest, GitLab CI, Embedded software, Firmware testing
3d
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Software Development Engineer in Test (SDET)
New Braunfels or Orange
$95k-$110k/yr HybridFull Time
3+ YOEBachelor's degree or equivalent experience; 3+ years in software testing or development with test automation; programming, .NET testing, automation frameworks, APIs, CI/CD, and analytical skills.
Java, C#, Python, JavaScript, .NET, Playwright, Selenium, Cypress, REST, GraphQL, Jenkins, GitHub Actions, Azure DevOps, Docker, AWS, Azure, Agile, Scrum, E-Verify, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
1mo
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Senior Software Test and Automation Engineer
Irvine, California, United States
$108k-$153k/yr OnsiteFull Time
4+ YOE4+ years software testing experience in regulated environments, STEM degree, hands-on test automation across web/mobile/cloud, EMR/EHR integration familiarity, and regulatory compliance knowledge.
Azure DevOps, React, Angular, iOS, Android, EMR/EHR, HL7, FHIR, Databricks, Python, Scala, Appium, National Instruments, Bluetooth, BLE
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Lead Software Integration & Test Engineer
Woburn or Boston or Arlington or Dayton or Melbourne or Carlsbad
$170k-$220k/yr OnsiteFull Time
8+ YOEAbility to obtain Top Secret clearance, Bachelor's in CS or related with 8+ years experience, strong modern C++ skills, multi-threading and performance optimization, test/integration experience, GitLab and CI/CD familiarity, leadership and mentoring ability.
C++, GitLab, CI/CD, DevSecOps, GPU, RDMA
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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
1w
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Senior Software Engineer, Manufacturing Test (EagleEye)
Costa Mesa, California, United States
$191k-$253k/yr OnsiteFull Time
8+ YOEBS degree in a technical field,8+ years building and deploying test automation for lab/production equipment; proficiency with Python and LabVIEW; experience writing instrument drivers and using modern software engineering practices; eligible for U.S. Secret clearance.
Python, LabVIEW, Git, Docker, CI/CD, gRPC, Protocol Buffers, RESTful APIs, oscilloscopes, spectrum analyzers, DAQs, load banks
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Software Test Engineering Contractor
Irvine, California, United States
$40-$80/hr HybridFull Time, Contract
4+ YOEBachelor's in CS/ECE or equivalent, 4+ years testing embedded software, experience with SDLC/bug tracking and design controls, knowledge of IEC 62304 desired, Microsoft Office/Adobe experience; Perforce Helix ALM and Scrum are pluses.
Microsoft Office, Adobe, Perforce Helix ALM
1mo
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Embedded Software Engineer (Manufacturing Test Development)
Brea, California, United States
$130k-$147k/yr OnsiteFull Time
6+ YOEBachelor's in EE/CE/CS, 6+ years experience, proficiency in Linux embedded development, C++, C, Python, bash/sh, experience with SVN/Git/Bitbucket, ARM SoCs, embedded buses and test equipment, and manufacturing test development.
Linux, C++, C, Python, bash/sh, Subversion (SVN), Git, Bitbucket, ARM, GPIB, USB, Ethernet, I2C, PCIe, SPI, MDIO, CAN
2w
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Sr. Software Engineer
Lake Forest, California, United States
OnsiteFull Time
5+ YOE5+ years software engineering experience; strong JavaScript/TypeScript and React; experience with micro-frontends, frontend SDKs, REST API integrations, and automated testing (Jest, Cypress, Playwright).
JavaScript, TypeScript, React, Jest, Cypress, Playwright, REST APIs
2mo
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Staff Software Engineer
Irvine, California, United States
OnsiteFull Time
7+ YOEBachelor's in CS/IS/engineering required (Master's preferred); 7+ years building large-scale healthcare software; 2-3 years running production on AWS; experience leading engineers; expertise in Go, Java, React/JavaScript, HL7/FHIR, RESTful APIs, cloud services and testing.
Go, Java, React, JavaScript, AWS, AWS Step Function, Airflow, HL7/FHIR, RESTful APIs
5d
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Senior Software Engineer - ATS (Onsite)
Fullerton, California, United States
$96k-$182k/yr OnsiteFull Time
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
1w
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Senior Engineer, AI Systems Test
Vista, California, United States
$130k-$140k/yr OnsiteFull Time
6+ YOEBachelor's in CS/CE or equivalent, 6+ years software testing/development experience, strong Python/PowerShell/JavaScript/R skills, EMR not mentioned, test automation and DevOps experience, knowledge of AI/ML model validation.
Python, PowerShell, JavaScript, R, Linux, Windows, PyTest, Selenium, Cypress, Postman, AWS, Azure, Docker, Kubernetes, CI/CD
1mo
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Payload Software Engineer
Irvine, California, United States
$155k-$175k/yr OnsiteFull Time
6+ YOE6+ years in embedded software using C, C++, and Python; experience with SoC/microcontroller design, Embedded Linux/Yocto, ICD development, communication protocols, and full software lifecycle from requirements to test.
C, C++, Python, Embedded Linux, Yocto, FPGA, SoC, Microcontroller
5d
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Principal Software Development Engineer
Escondido or San Diego
$140k-$200k/yr HybridFull Time
5+ YOEB.S. in Software Engineering and 5+ years' experience. Strong TypeScript, Angular, RxJS, web APIs, testing, Git, and debugging skills; excellent communication and problem-solving.
HTML DOM, Fetch, XHR, Storage, UI Events, Navigation, TypeScript, ReactiveJS (RxJS), AI-assisted programming tools, Angular 14+, PrimeNG, Chart.js, Cypress, Git, Microsoft Office Suite, Adobe Acrobat, Revit, AutoCAD
1mo
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Senior Software Engineer
Carlsbad, California, United States
$140k-$160k/yr OnsiteFull Time
5+ YOE5+ years commercial R&D software development; strong C#/.NET skills; experience with distributed systems (RabbitMQ), Windows apps, testing, CI/CD, requirements tools (DOORS/Jama/Ketryx), Confluence, and regulated (FDA/QSR, IEC 62304/ISO 13485) environments.
C#, .NET, WPF, RabbitMQ, GitHub, Microsoft Azure DevOps, DOORS, Jama, Ketryx, Confluence, AI agents, AI-powered code generation tools
3mo
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Core-Platform Software Engineer
Carlsbad or Tempe or Englewood or Seattle
$141k-$222k/yr OnsiteFull Time
5+ YOEBachelor’s or Master’s in CS/CE; 5+ years embedded software in C/C++/Rust/Go/Bash/Python; OO design; CI/CD; DevOps; software quality; architecture evaluation; testing.
C, C++, Rust, Go, Bash, Python, Linux, CI/CD, GitHub Actions, Artifactory, Vault
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