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Python Test Software Developer Jobs in Larkspur, CA, US
280+ python test software developer jobs from 110+ companies hiring in Larkspur, CA, US.
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R&D Test Engineer
Menlo Park, California, United States
$108k-$124k/yr OnsiteFull Time
3+ YOEDesign and execute tests on instrumentation, data acquisition, and signal processing; collaborate across mechanical, electrical, software, and controls domains; strong Python/Matlab skills; 3-5 years of relevant experience.
Python, Matlab, Data Acquisition, Signal Processing
3w
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Senior Software Engineer, AI Voice Agent
San Francisco, California, United States
$150k-$220k/yr HybridFull Time
5+ YOE5+ years production backend experience; Python or TypeScript; real-time systems; experience with LLM/AI in production; event-driven architecture; strong testing, observability, and design skills.
Python, TypeScript, Async programming, LLMs/AI tooling, API design, Datadog, Event-driven architectures, Caching, Messaging queues, Distributed systems, Observability, Testing, Design documentation
2mo
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Software Engineering
San Francisco, California, United States
$173k-$203k/yr HybridFull Time
1+ YOEMaster's degree in CS or related field; 1 year of software development experience; experience with Git or unit testing; proficiency in C/C++/C#, JavaScript, Python, SQL/T-SQL; knowledge of cloud, distributed systems, and CI/CD.
Git, Unit Testing, C, C++, C#, JavaScript, Cloud Development, Distributed Systems, Visual Studio, Scala, PySpark SQL, Python, CI/CD, Web Services, Machine Learning, SQL, T-SQL
1mo
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Software Engineer III
Fremont, California, United States
$125k-$160k/yr OnsiteFull Time
7+ YOEDesign and develop network test automation using Python; automate provisioning and validation of network devices; work with REST APIs, Docker, and microservices; 7+ years experience; BS/MS in CS/CE/EE; proficient in Python.
Python, REST APIs, Docker, Microservices
2mo
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Senior Software Engineer
San Francisco, California, United States
$189k-$260k/yr OnsiteFull Time
Senior software development engineer with proficiency in major languages, strong database fundamentals, production-grade data-intensive systems, CI/CD, testing, and collaboration.
Java, C++, C#, Python, SQL
2mo
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Robotics Systems Test Engineer
Redwood City, California, United States
$100k-$135k/yr OnsiteFull Time
3+ YOE3+ years experience in Software Quality Assurance; BS or higher in robotics/engineering; experience testing distributed/embedded systems; travel to customer sites (<10%).
Python, C++, Embedded Systems, Robotics Testing
1mo
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Software Engineer, Infrastructure
Sunnyvale, California, United States
OnsiteFull Time
8+ YOE8+ years engineering experience; 4+ years in infrastructure; BS/MS/PhD in CS; AWS, Kubernetes, Python, Postgres, Terraform/AWS CDK; security testing experience a plus.
AWS, Kubernetes, Python, PostgreSQL, Terraform, AWS CDK
1w
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Software Engineer II, BMS Testing
Berkeley, California, United States
$112k-$147k/yr OnsiteFull Time
3+ YOE3+ years Python experience; 1+ years C/C++/Rust/Go in software/firmware; embedded protocols CAN, SPI, I2C, UART; read hardware schematics; test-focused mindset.
Python, C, C++, Rust, Go, CAN, SPI, I2C, UART
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AI Product Testing Engineer
San Francisco, California, United States
$120k-$200k/yr HybridFull Time
Bachelor's in CS/EE/CE; Python; backend/API testing; AI/software testing; Docker/Kubernetes; strong problem-solving and communication.
Python, Docker, Kubernetes, REST, gRPC, CI/CD, Go, C/C++, Node.js, Typescript, PyTorch, HuggingFace
2mo
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Automation Hardware & Software Integration Engineer
San Francisco, California, United States
$135k-$160k/yr OnsiteFull Time
4+ YOEDesign, integrate, and validate hardware and software for robotic systems; develop automated tests; collaborate with mechanical, electrical, and software teams; strong debugging and scripting.
Java, Python, EtherCAT, CAN, I2C, SPI, UART, Git, CI/CD, Test automation, Hardware-in-the-loop
2mo
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QA Software Engineer
San Francisco, California, United States
$130k-$170k/yr RemoteFull Time
4+ YOE4+ years QA experience; API testing tools; test automation frameworks; programming for test automation; CI/CD; Jira/Allure; strong problem-solving and communication.
Postman, RestAssured, SoapUI, Selenium, Cypress, PyTest, Playwright, Go, Rust, JavaScript, Python, K6, JMeter, Gatling, Jira, Allure, Pact, Docker, Kubernetes
2mo
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Senior/Principal Software Engineer - Growth (CoreAI)
Mountain View or San Francisco or Redmond or New York or Boston
$120k-$235k/yr HybridFull Time
4+ YOESoftware engineering role requiring 4+ years experience; proficiency in multiple languages; strong in building, shipping, and operating production services; experience with A/B testing and experimentation.
C, C++, C#, Java, JavaScript, Python
2mo
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Software QA Engineer
Palo Alto, California, United States
$131k-$145k/yr HybridFull Time
3+ YOE3+ years QA experience with web/mobile apps; hardware testing; end-to-end UX focus; cross-functional collaboration; cloud/SaaS; SQL/scripting; test automation ownership.
SQL, Python, Shell, Test Automation, Cloud Platforms, SaaS, Data Analysis, Visualization Tools
1mo
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AI Engineer, Developer Ecosystem
San Francisco or United States
HybridFull Time
Ship production-grade agents; deep MCP/tool-calling fluency; built plugins/skills; design evals and benchmarks; sandboxes for testing; context optimization; read/apply AI research; TypeScript and/or Python.
TypeScript, Python
1mo
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Senior Developer (Palo Alto, CA, US, 94304)
Palo Alto, California, United States
$146k-$222k/yr HybridFull Time
4+ YOEBachelor's or foreign equiv in CS/Software Eng or related field; 4-6 years progressive experience. Java, Shell Script, Python; building microservices with Java/Spring Boot; collaboration with PM/UX/QA; design, implement, test features.
Java, Shell Script, Python, Spring Boot, J2EE
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Senior Fullstack Engineer, Care Delivery
San Francisco or Palo Alto
$170k-$220k/yr HybridFull Time
Midi Health: Healthcare focused on midlife women's care.
6+ YOE6+ years in full-stack development; expert in Django/Python and React; experience building operational/workflow systems; ownership mindset; automated testing, CI, code quality; mentoring experience.
Django, Python, React
1mo
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Senior Machine Learning Engineer, AI Platform
San Francisco or New York
$160k-$235k/yr HybridFull Time
5+ YOE5+ years in software engineering/ML; experience building ranking/recommendation systems at scale; Python; ML frameworks; model deployment/observability; vector/graph databases; observability and A/B testing.
Python, PyTorch, Scikit-learn, vector databases, graph databases, OCR
1mo
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Lead QA Engineer
San Francisco, California, United States
$160k-$185k/yr HybridFull Time
8+ YOE8+ years of test automation experience; Bachelor's degree in Computer Science or related field (or equivalent); experience with Java, JavaScript, Python; CI/CD; API testing; SQL; distributed systems; strong communication.
Java, JavaScript, Python, SQL, REST, CI/CD, Web services, Test frameworks
1mo
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QA Automation Engineer
San Francisco, California, United States
$130k-$150k/yr HybridFull Time
Senior QA Automation Engineer with UI, API testing, and CI/CD experience; Selenium/Playwright; Python/Java; AWS; TestRail/Zephyr familiarity.
Selenium, Playwright, Python, Java, Postman, REST Assured, Jenkins, GitHub Actions, GitLab CI, AWS, TestRail, Zephyr, JMeter, Gatling
1mo
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Senior Fullstack Engineer, Care Delivery
San Francisco or Palo Alto
$170k-$220k/yr HybridFull Time
6+ YOE6+ years of experience; expert in Django/Python and React.js; experience with operational/workflow systems; proactive ownership; automation/testing; mentoring; collaborative mindset.
Django, Python, React
1d
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Agent Engineer
San Francisco, California, United States
OnsiteFull Time
Software engineer with hands-on experience in AI-agent features, prompt/tool chains, or agentic systems; strong background in LLMs and agent frameworks; strong reliability and speed focus; experienced with evaluation, A/B testing, and end-to-end ownership.
Python, TypeScript, LLMs, Vector databases, Agent frameworks
1mo
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Technical lead - Staff Software Quality Engineer
Palo Alto, California, United States
$120k-$192k/yr OnsiteFull Time
8+ YOE6+ years in networking/security/cloud tech; 6 years Python/YAML/Bash; 4 years virtualization (vSphere); firewall/security experience; REST APIs; strong testing, CI/CD, distributed systems; Bachelor with 8+ yrs or Master with 6+ yrs.
Python, YAML, Bash, Pytest, vSphere, Ixia Cyperf, TRex, Iperf, Wireshark, tcpdump, REST APIs, VMware, AWS, Azure, GCP
2mo
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Embedded Validation & Tools Engineer - OTA
Palo Alto, California, United States
$140k-$170k/yr OnsiteFull Time
5+ YOE5+ years validating embedded devices and firmware updates; strong Python; C/C++; embedded Linux/RTOS; CI/testing; hardware debugging; OTA, security, networking.
Python, C/C++, Linux, RTOS, CI tools, Jenkins, GitLab CI, CircleCI, Wireshark, JTAG, serial, UART, CAN, MQTT, HTTP(S), CoAP, Docker, QEMU
1w
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Application Engineer
San Jose, California, United States
OnsiteFull Time
5+ YOEMaster or bachelor in engineering; 5+ years experience; Java/C++ and scripting; IC test/Applications experience; customer interaction; travel ~20%
Java, C, C++, Python, Perl, SmarTest
2mo
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Staff Engineer, DevOps (R4666)
San Diego or Dallas or Boston or Washington or San Francisco or United States
$150k-$220k/yr OnsiteFull Time
7+ YOELead DevOps across CI/CD, automation; 7+ years experience; strong CI/CD tools; containerization; scripting; test integration; reliability at scale.
Azure DevOps, Jenkins, GitHub Actions, Docker, Kubernetes, Python, Bash, PowerShell, Terraform, Ansible, Grafana, Prometheus
1mo
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Firmware Engineer
Redwood City, California, United States
OnsiteFull Time
3+ YOE3+ years real-time embedded software development; BS or MS in Computer or Electrical Engineering; proficient in C/C++ and Python; motor control concepts; hardware interaction and testing; experience with embedded tooling and protocols.
C/C++, Python, I2C, SPI, UART, RS-485, CAN, CAN-FD, EtherCAT, RTOS, CI/CD, HIL, FOC, PWM, Sensor interfacing
3w
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Firmware Engineer
San Carlos, California, United States
OnsiteFull Time
3+ YOE3+ years in firmware/embedded development; C/C++ for embedded; experience with microcontrollers/FPGAs; BS in Electrical/Computer Engineering or related field; hardware/software integration and testing.
C, C++, JTAG, oscilloscopes, logic analyzers, RTOS, Python, FPGAs
3w
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Senior Staff Quality Engineer - S3
San Francisco, California, United States
RemoteFull Time
12+ YOE12+ years in systems software quality engineering; strong C/C++, Python/shell scripting; Linux file system testing; test strategy ownership and leadership.
C/C++, Python, Shell, gcc, gdb, g++, git, Linux
1mo
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Senior Systems Engineer
Sunnyvale, California, United States
OnsiteFull Time
Experience with RF systems, waveforms, embedded software/HDL; DoD processes; programming in C/C++, Python; networking and lab testing knowledge; BS in EE/CS, MS preferred.
C, C++, Python, VHDL, Verilog, Embedded Linux, ARM, Xilinx MPSoC, IPMI, Redfish, BMC
1mo
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Robotics Engineer, Deployment & Testing - San Mateo
San Mateo, California, United States
OnsiteFull Time
Skild AI: A robotics and AI technology developing advanced robotic intelligence and software.
BS/MS in Computer Science, Robotics, Engineering or related field; proficiency in C/C++/Rust/Go and Python; real-time embedded systems; ROS/ROS2; Test Management tools; experience deploying software on real robots.
C, C++, Rust, Go, Python, ROS/ROS2, Embedded Systems, Test Management
4w
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Senior Systems Verification & Validation Engineer
San Francisco, California, United States
$165k-$195k/yr OnsiteFull Time
8+ YOE8+ years in design and test of complex electromechanical/robotic systems; BS in Mechanical/Electrical/Software; hands-on test infrastructure; Python/SQL; data analysis; V&V methods; cross-functional collaboration.
Python, SQL, Unix/Linux
1mo
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Product Security Engineer
Canada or New York or San Francisco or United States
$94k-$125k/yr RemoteFull Time
1+ YOE1–3+ years in product security or software engineering; JavaScript/TypeScript (or Python/Ruby); OWASP Top 10 familiarity; security testing tools (SAST/DAST); cloud experience (AWS).
SAST, DAST, Dependency Scanning, AWS
1d
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Application Security Engineer
San Francisco, California, United States
$145k-$180k/yr HybridFull Time
5+ YOE5+ years in software security with SDLC, hands-on testing, secure coding, SAST/DAST/CI/CD, and AI security tooling.
SAST, DAST, SCA, CI/CD, Python, C++, Claude Code, GitHub Copilot
1w
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Senior Quality Assurance Engineer
San Francisco, California, United States
$115k-$188k/yr OnsiteFull Time
5+ YOE5+ years in software quality engineering; experience with manual and automated testing; QA methodologies; CI/CD; strong communication.
Selenium, Playwright, Python
1w
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Senior Quality Assurance Engineer
San Francisco, California, United States
$115k-$188k/yr OnsiteFull Time
5+ YOE5+ years software quality engineering; manual and automated testing; test automation tools; QA methodologies; CI pipelines; Bachelor's in Computer Science or related field.
Selenium, Playwright, Python, GitHub Actions, Jenkins, CircleCI
1mo
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Sr. AI Engineer (24 months fixed-term)
Mountain View or United States or Canada
$138k-$172k/yr HybridFull Time
5+ YOE5+ years in software/ML engineering; 2+ years applying AI/ML/NLP; 1+ year in education-related context; strong collaboration, testing, data analysis, and ethical AI bias mitigation.
Python, Go, Machine Learning
2d
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Embedded SDET CO-Op
San Francisco, California, United States
$35/hr OnsiteFull Time
0+ YOEPursuing a Computer Science/Computer Engineering/Electrical Engineering degree or equivalent; proficient in Python; familiar with OOP; git; test automation; strong debugging and collaboration skills; 6-month duration; SF location.
Python, Git, Test Automation
2mo
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Member of Technical Staff - Full Stack
San Francisco, California, United States
OnsiteFull Time
8+ YOE8+ years full-stack experience; expert in TypeScript with Python for backend; experience with Drizzle ORM, Postgres, Vercel; CI/CD via GitHub; strong product sense; excellent communication; proven end-to-end feature shipping; experience with A/B/multivariate testing; large-scale app design and API/frontend architecture.
TypeScript, Python, Drizzle ORM, PostgreSQL, Vercel, GitHub CI/CD, Supabase, Figma, PostHog, OpenAI API, Anthropic API
2w
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SDET - Lab Technician
Sunnyvale, California, United States
$78k-$117k/yr OnsiteFull Time
QA mindset with Android devices, Linux, scripting, lab ops, device management, and test automation.
Android, Linux, Shell, Unix, Java, Python, Jenkins, ADB, Ansible
HiringCafe market data
Python Test Software Developer Jobs market signals in Larkspur, CA, US
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
280+
Hiring companies
110+
Fresh sample
32% new in 30d
Salary visibility
76% show pay
Companies appearing in this market
SAPHPMicrosoftMidi HealthAdvantestAetherfluxAffinityAircall
Work location mix in visible results
Onsite: 22Hybrid: 16Remote: 3