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Python Test Software Developer Jobs in California, United States
720+ python test software developer jobs from 320+ companies hiring in California, United States.
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Software Test Engineer, Flight Software Integration & Test Operations
Burlingame, California, United States
$132k-$178k/yr OnsiteFull Time
2+ YOE2+ years in software test engineering, system integration testing, or validation for embedded or mission-critical systems; ownership of structured test procedures; test software development; telemetry/logging; cross-functional communication.
Python, C++, CI/CD, Grafana, Telemetry, Lab Instrumentation
4d
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Software Test Engineer
United States
$69k-$118k/yr RemoteFull Time
5+ YOE5+ years in software test automation; Bachelor's degree in a related field; hands-on in programming (C#, .NET, Python, Java), IDEs (Visual Studio, Eclipse), SQL, test design; experience with container-based testing; Agile; accessibility testing (Section 508/WCAG 2.1); DevSecOps practices; Jira; Git/GitLab; distributed teams; release planning.
C#, .NET, Python, Java, Visual Studio, Eclipse, MS SQL, Test design patterns, Container-based testing, Jira, Git, GitLab, Selenium, Gherkin
1mo
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Software Test Engineer
Huntsville or Sunnyvale
$93k-$164k/yr OnsiteFull Time
Proficient in Perl, Python, and C++; experience in the software lifecycle; active Interim Secret Clearance; bachelor’s in a STEM field.
Perl, Python, C++, CI/CD tooling, DevOps
3mo
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Systems Software Test Engineer
Sunnyvale, California, United States
$160k-$210k/yr OnsiteFull Time
4+ YOE4+ years in software testing/QA automation; strong Python; CI/CD with GitHub Actions/Jenkins/GitLab CI; experience with HIL and hardware testing; networking fundamentals; location Sunnyvale, CA.
Python, GitHub Actions, Jenkins, GitLab CI, Docker, Kubernetes, Wireshark, iPerf
5d
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Software Test Engineer
Sunnyvale, California, United States
$137k-$277k/yr HybridFull Time
2+ YOE2+ years as a test engineer; strong Python and Robot Framework; basic Linux; Bachelor's or Master's in Electronics/Computer Science; networking basics.
Python, Robot, Linux, Kubernetes (basic), LLM tools
4d
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Software Development Engineer - Test
San Bruno, California, United States
$190k-$210k/yr OnsiteFull Time
8+ YOE8+ years in software development and testing; strong Python, Java, and JavaScript; deep automation and quality engineering across mobile, cloud, and firmware; excellent communication.
Python, Java, JavaScript, Jenkins, GitHub Actions, JIRA
1w
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Software Test Engineer
Irvine, California, United States
$30-$35/hr OnsiteFull Time
2+ YOEBachelor's degree in Engineering or related field, or 2+ years with equivalent experience; knowledge of dental software preferred; scripting languages (JavaScript, JQuery, Python) preferred.
JavaScript, JQuery, Python, Selenium
3mo
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Software Test Engineer
Los Angeles, California, United States
OnsiteFull Time
Bachelor's in CS/EE; strong Python/C/C++; testing across Windows/Linux/MacOS/Android; networking basics; US citizenship; background check required.
Python, C/C++, Wireshark, TCPDump, Putty, Minicom
5d
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Software Test Engineer
Sunnyvale, California, United States
$137k-$277k/yr HybridFull Time
2+ YOE2+ years as a test engineer; Python and Robot Framework; basic Linux; Kubernetes knowledge; Bachelor's or Master's in Electronics/Computer Science; familiarity with AI/LLM tools preferred.
Python, Robot Framework, Linux, Kubernetes, LLM tools
1w
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Software Developer in Test II
San Diego, California, United States
$49-$57/hr OnsiteFull Time
2+ YOE2+ years of software development, test automation, or validation tooling; Python in Linux; REST APIs; CI/CD; strong collaboration and communication; GenAI experience preferred.
Python, Linux, CI/CD, RESTful APIs, Playwright, Cypress, Selenium, Docker, NVIDIA Isaac Sim
5d
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Software Test Engineer
Sunnyvale, California, United States
$137k-$277k/yr HybridFull Time
2+ YOE2+ years as a test engineer; strong Python and Robot Framework skills; Linux basics; knowledge of networking (OSPF/ISIS/BGP) and VLAN/DHCP/STP; Kubernetes and AI tools preferred.
Python, Robot Framework, Linux, Kubernetes, LLM / AI tools
3mo
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Software Test Engineer
Los Angeles, California, United States
$36-$43/hr OnsiteFull Time
Bachelor's degree in CS/EE, strong Python/C/C++, testing and networking basics, US citizen.
Wireshark, TCPDump, Putty/Minicom, Web browser developer tools
2mo
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Software Development Engineer in Test
Sunnyvale, California, United States
$103k-$142k/yr OnsiteFull Time
5+ YOE5+ years in software development or automated testing; proficient in Python and JavaScript; CI/CD experience; Git/Bitbucket; Ethernet and serial protocols.
Python, JavaScript, Git, Bitbucket, Shell, CI/CD, Ethernet, Serial
2mo
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Senior Test Automation Engineer, Python
Burbank or Walnut Creek or Portland
$128k-$187k/yr HybridFull Time
5+ YOE5+ years in software development or test automation; expert Python; experience automating tests in virtualized environments; cross-platform desktop/mobile testing; CI/CD integration; strong troubleshooting.
Python, Qt, Docker, Git, Windows, Linux, CI/CD
1mo
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Senior Software Test Engineer
San Diego, California, United States
$100k-$165k/yr OnsiteFull Time
1+ YOEBachelor's in Electrical/Computer Engineering or related; 1+ years test experience; 1 year wireless comms experience; Python knowledge; ability to design and run tests.
Python, Linux, Windows, Shell scripting
1mo
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Senior Software Test Engineer
Pleasanton, California, United States
$90k-$180k/yr OnsiteFull Time
6+ YOE6+ years in software verification/quality with automation; Python/JS/TS; CI/CD; Docker; test automation frameworks; healthcare/regulatory exposure preferred.
PyTest, Jest, Playwright, REST Assured, Python, JavaScript, TypeScript, GitHub Actions, Azure Pipelines, Docker, Graylog, Datadog
3w
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Senior Software Test Developer – DriveOS
Santa Clara, California, United States
$140k-$270k/yr OnsiteFull Time
5+ YOE5+ years in software development; BS or MS in Electrical Engineering, Computer Science, or related field; strong Python/C++; Linux; Git/Perforce; embedded automotive experience; good communication.
Python, C++, Linux, Git, Perforce
6d
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Senior Software Test Engineer
Alameda, California, United States
$90k-$180k/yr OnsiteFull Time
6+ YOE6+ years software verification/quality engineering; 2+ years medical device software regulatory experience; strong test automation experience; CI/CD familiarity; excellent communication and documentation.
Python, JavaScript, TypeScript, Playwright, Jest, REST Assured, GitHub Actions, Azure Pipelines, Harness
1mo
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Staff Software Test Engineer, Hardware Controls
Campbell, California, United States
$195k-$205k/yr OnsiteFull Time
8+ YOE8+ years in software test engineering for regulated medical devices; Linux, Python, Bash; IEC 62304/ISO 14971 familiarity; test automation and CI/CD exposure.
Python, Bash, Linux, pytest, CI/CD, regulatory, test design
2w
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Sr. Software Development Engineer Test (Software Development Engineer Test III) - REMOTE
Pittsburgh or United States
$91k-$114k/yr RemoteFull Time
5+ YOE5+ years in software test automation; proficient in Playwright; strong TypeScript/JavaScript/C# or Python; CI/CD experience; API testing; browser automation.
Playwright, Git, SVN, CI/CD, API testing tools, SQL, TypeScript, JavaScript, C#, Python, QTest
1mo
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Software Engineer, Test Infrastructure
Irvine, California, United States
$135k-$170k/yr HybridFull Time
3+ YOE3+ years in software engineering or test infrastructure; Python; testing frameworks; Linux; debugging; CI/CD; collaboration.
Python, Linux, Docker, CI/CD
2mo
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Software Developer-Test Engineering (Non AI)
Mountain View, California, United States
$128k-$196k/yr HybridFull Time
2+ YOE2+ years embedded software test, 2+ years Android testing, Python/Java/C++, test automation, CI/CD tools, Agile, Can/LIN knowledge a plus.
Robot Framework, CI/CD, Jenkins, GitHub, Artifactory, Python, Java, C++
4w
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Software Developer in Test (FSO) - Tightbeam
Livermore, California, United States
$184k-$203k/yr OnsiteFull Time
3+ YOEBS in CS or EE; 3+ years in software dev with test automation; Python/C++; HW-in-the-loop/test tooling; data analysis; cross-functional collaboration.
Python, C++, VISA, GPIB, Serial, Go, Linux, Networking, NumPy, pandas, matplotlib
2mo
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Robot Software QA/Test Engineer
San Francisco, California, United States
$85k-$115k/yr OnsiteFull Time
Hands-on robotics software testing, Linux, Python, C++, testing frameworks, cloud and CI/CD, strong debugging and collaboration.
Linux, Python, C++, gtest, Cloud, CI/CD, Networking
1mo
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Software Developer in Test, Systems
Palo Alto, California, United States
$116k-$227k/yr HybridFull Time
5+ YOEBachelor's/Master’s/PhD in Electrical/Mechatronics Engineering or Computer Science; 5+ years in software testing for embedded systems; Python/Rust; automated tests; MBSE and vehicle-launch experience.
Python, Rust, Pytest, Slash, Robot Framework, JAMA, Polarion, DOORs
1d
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Software Developer in Test (SDET)
Blacksburg or United States
RemoteFull Time
10+ YOE Experienced SDET with strong programming in C#, Java, or Python; extensive software testing experience; Agile/SDLC knowledge; QA tooling and automation.
C#, Java, Python, Selenium, TestNG, JUnit, QTP, LoadRunner, GitHub Actions, Git, Subversion, JMeter, Gatling, JIRA, Bugzilla, SQL
3w
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Senior Software Test Engineer
United States
RemoteFull Time
10+ YOEBachelor's degree in a technical field; US citizen with DoD Secret clearance; 10+ years as Software Test Engineer; strong test automation, CI/CD, Agile, API/UI testing; good communication and organizational skills.
Python, Javascript, Linux, Kubernetes, Kind clusters, Docker, Helm charts, Git, Gitlab CI/CD
1mo
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Manufacturing Test Software Engineer
San Francisco, California, United States
$107k-$150k/yr OnsiteFull Time
5+ YOE5+ years in manufacturing product testing or test automation; strong Python; SDLC knowledge; experience with test equipment and robotics automation.
Jira, Confluence, GitLab, Bitbucket, Jenkins
1w
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Software Engineer in Test (SET)
Orange or New Braunfels
$95k-$110k/yr HybridFull Time
3+ YOEBachelor’s degree in computer science, engineering, or related field; 3+ years in software testing with test automation; programming in Java, C#, Python, or JavaScript; experience with Playwright, Selenium, or Cypress; strong QA lifecycle and CI/CD knowledge.
Playwright, Selenium, Cypress, Java, C#, Python, JavaScript, .Net, REST, GraphQL, CI/CD
2w
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Senior Software Engineer in Test
San Diego, California, United States
$129k-$194k/yr OnsiteFull Time
5+ YOEExperience with automated testing, software development, and strong problem-solving in a fast-paced team.
C#, Java, Python, CI/CD, Test Automation, JUnit, Selenium
5d
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Senior Software Test Engineer
United States
$80k-$120k/yr RemoteFull Time
10+ YOE10+ years software testing, BS/MS in CS/IT/Engineering, US citizenship with ability to obtain Public Trust; manual and automated testing; Agile/Scrum; SDLC; strong tools knowledge.
Selenium, TestNG, JUnit, QTP, LoadRunner, GitHub Actions, Git, SVN, JMeter, Gatling, JIRA, Bugzilla, SQL, Java, Python, C#
3mo
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Software Development Engineer in Test, Siri
Cupertino or United States
OnsiteFull Time
5+ YOEFive+ years in software QA, strong programming in Swift/Python, automated testing, UI and non-UI test creation.
Swift, Python, Xcode, Xcode Cloud, XCTest, XCUITest
2mo
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Lead Software Test Infrastructure Engineer
Palo Alto, California, United States
$135k-$155k/yr OnsiteFull Time
5+ YOE5+ years software testing, preferably with embedded systems; strong Python or Rust; CI/CD; test infrastructure leadership; experience with HIL/SIL.
Python, Rust, Pytest, CI/CD, HIL, SIL
2w
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Senior Software Engineer (Test)
Fort Worth or Palmdale
OnsiteFull Time
5+ YOEBachelor's degree in STEM; 5+ years in software testing; Python scripting; test automation; hardware-in-the-loop, lab integration; C++ experience; strong communication.
Python, C++, Jira, Confluence, Bitbucket
1w
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Software Development Engineer In Test
Fremont, California, United States
$140k-$180k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent; 5+ years software testing and test automation; strong Linux, networking, and enterprise app knowledge; Python and Bash; Selenium UI automation; virtualization and AWS; AI/ML QA exposure.
Python, Bash, Selenium, VMware ESXi, VirtualBox, AWS, OpenSearch, Redis, Apache Spark, Linux, Networking, Databases, Security testing tools
3mo
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Software Test Engineer II, Informatix
Carlsbad, California, United States
$105k-$120k/yr OnsiteFull Time
2+ YOE2-5 years software testing; .NET; embedded device testing; IoT edge testing; Agile; scripting/coding; SQL testing; BS/MS preferred.
DotNet, SQL, PowerShell, C#, Python, JavaScript, Automated Testing, CI/CD
1mo
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Sr. Software Development Engineer In Test
San Mateo, California, United States
$183k-$275k/yr OnsiteFull Time
Proficiency in Python and C++; experience in automation, CI, and test framework development; strong leadership and collaboration.
Python, Groovy, C++, Windows, Linux, Android
1mo
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Principal Software ML Test Engineer
Santa Clara, California, United States
$180k-$300k/yr HybridFull Time
10+ YOELead test planning, automation, and execution for ML compute software; strong Python; 10+ years; MS/PhD preferred; experience with DL frameworks.
Python, Linux, Pytest, Jenkins, GitLab, TensorFlow, Transformers, PyTorch
2mo
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Software Engineer - Test Automation
Milpitas, California, United States
$118k-$200k/yr OnsiteFull Time
6+ YOESoftware Engineer in Test Automation with 6+ years in automation, strong in Python/Java/C/C++, ML, SQL/NoSQL, CI/CD, data processing, and communication.
Python, Java, C++, C#, R, TensorFlow, PyTorch, Keras, SQL, NoSQL, Kafka, Kubernetes, MySQL, Hadoop, BigQuery, Jenkins, Postman, RestSharp
1w
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Software Development Engineer in Test (100% Remote)
United States
$90k-$100k/yr RemoteFull Time
2+ YOEBachelor's degree or equivalent; 2+ years software development; Java or Python; Appium; AI/ML in testing; automated framework architecture; strong problem-solving; strong communication.
Java, Python, Appium, CI/CD, AI/ML tooling, Cloud
HiringCafe market data
Python Test Software Developer Jobs market signals in California, United States
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
720+
Hiring companies
320+
Fresh sample
47% new in 30d
Salary visibility
83% show pay
Companies appearing in this market
Hewlett Packard EnterpriseAbbottAppleBrain CorpFord Motor CompanyLockheed MartinLynx Software TechnologiesMotorola Solutions
Work location mix in visible results
Onsite: 62Hybrid: 19Remote: 9
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