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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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Senior Systems Test Engineer
South San Francisco, California, United States
$142k-$178k/yr HybridFull Time
5+ YOESenior systems test engineer with 5+ years embedded software/firmware testing, HIL automation, CAN, safety standards, and Python/C/C++.
Python, C/C++, CAN, HIL, MATLAB, Simulink, Jenkins, Pytest, TestRail
1mo
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Sr. Software Development Engineer in Test (SDET) - Confidential Computing Mgr
Santa Clara, California, United States
HybridFull Time
6+ YOESenior SDET with 6+ years, strong coding in Python/Go/Java/C++, distributed systems, CI/CD, cloud, security, and test framework experience.
Python, Go, Java, C++, AWS, GCP, Azure, Docker, Kubernetes, CI/CD, Security fundamentals
1mo
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Advanced Test Engineer
United States
RemoteFull Time
5+ YOEBachelor's in engineering; 5+ years testing engineering; automated test software; power electronics; grid simulators; Modbus/CANbus/Ethernet/IP; travel ~25%.
LabVIEW, Python, PLC-based testing
1mo
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Intern, Software Engineer - Quality Assurance
San Francisco, California, United States
$45/hr HybridInternship
Currently in final year of Bachelor’s program, or enrolled in a Master’s/PhD in a technical field; proficient in Python, TypeScript, Cypress; frontend/testing experience; problem solving; strong communication.
Python, Typescript, Cypress
1w
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Lead Software Development Engineer - Testing (REMOTE)
United States
$95k-$159k/yr RemoteFull Time
6+ YOELead testing team; design end-to-end testing; implement automation; collaborate with CI/CD; mentor engineers.
Selenium, JUnit, TestNG, Cucumber, Java, JavaScript, Python, C#, Jenkins, GitLab CI/CD, Bamboo, SQL, AWS, Azure, GCP, Docker, Kubernetes
1mo
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Sr. Product Verification Engineer (Test Automation)
Palo Alto, California, United States
$139k-$191k/yr HybridFull Time
5+ YOEBachelor's in CS with 5+ years experience or Master's in CS with 3+ years; strong Python and .NET; object-oriented programming; software testing; travel flexibility.
Python, .NET, Azure DevOps
1mo
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Embedded Software Engineer III
Moorpark or Huntsville
$103k-$146k/yr OnsiteFull Time
5+ YOEBS in CS/Engineering or related field; 5-8 years experience; proficient in Python, C, C++11/C++14, OpenCL; familiar with Visual Studio/Eclipse; experience with RS-485/RS-232/CAN/I2C/SPI/USB; willing to travel; able to work long hours in field tests.
Python, C, C++, OpenCL, Visual Studio, Eclipse, RS-485, RS-232, CAN, I2C, SPI, USB
1mo
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Senior Quality Engineer - Automation, Python, Playwright
United States
RemoteFull Time
Senior Quality Engineer with automation experience in Playwright, Python, AI-assisted testing, cloud platforms (AWS, GCP, Azure), UI and API testing, CI/CD integration.
Playwright, Python, Copilot, Codex, CI/CD, AWS, GCP, Azure, HTTP, Web protocols
4w
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Senior Software Engineer, Infrastructure
United States
RemoteFull Time
7+ YOE7+ years in cloud-based web apps; strong problem solving; log diagnostics; stack versatility; security, testing; interest in AI; fintech experience a bonus.
AWS, Azure, PostgreSQL, Redis, Terraform, CircleCI, Nix, Docker, Ruby, Python, OpenAI, React, JavaScript, TypeScript, GraphQL, d3
1mo
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Software Verification Engineer (Teradyne, Agoura Hills) (Agoura Hills, CA, US)
Agoura Hills, California, United States
$105k-$169k/yr OnsiteFull Time
5+ YOEFive or more years in software/test engineering; strong in C/C++, C#, scripting (Python/Perl); embedded hardware knowledge; MS Visual Studio, JIRA, GitHub; English communication; travel up to 25%.
C/C++, C#, VBA, VB.NET, Excel, Python, Perl, MS Visual Studio, Git, JIRA
2w
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Back End Engineer (Python,AWS,LLM)
United States
RemoteFull Time
Strong Python backend experience, AWS expertise, AI/ML integrations, distributed systems, testing, containers, and infrastructure as code.
Python, FastAPI, AWS, CloudWatch, X-Ray, Lambda, API Gateway, S3, Docker, CI/CD, Terraform
2mo
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Integration & Test Engineer - Effector Systems
Hawthorne or Los Angeles
$130k-$160k/yr OnsiteFull Time
3+ YOEHands-on hardware/software integration, verification, and validation of effector systems; develop and execute test procedures; prototype-oriented integration experience.
Python, C/C++, Git, MAVLink, CAN, UART, SPI, I2C, PX4, ArduPilot, QGroundControl, Mission Planner, MATLAB/Simulink, GPS, Telemetry, Linux
3mo
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Manufacturing Hardware Test Engineer
El Segundo, California, United States
$110k-$200k/yr OnsiteFull Time
5+ YOEBS in Electrical, Aerospace, or Computer Engineering; 5+ years in hardware test; Python software; electronics debugging; hardware bus protocols; sensing technologies; test strategy; product life cycle; cross-functional collaboration.
Python, DMM, Oscilloscopes, USB, I2C, I2S, SPI, CAN
2mo
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Staff Software Engineer - Grafana Cloud k6 | USA | Remote
United States
$175k-$210k/yr RemoteFull Time
Strong DevOps/SRE experience; programming in Python and Go; design/operation of large-scale distributed systems; reliability, observability, incident management; test automation; strong communication and collaboration.
Python, Go, Kubernetes, Docker, AWS, Grafana stack, JSONNET
3w
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NetApp Emerging Talent - Software Engineer (Cloud Storage) (San Jose, CA, US, 95128)
San Jose, California, United States
$109k-$163k/yr OnsiteFull Time
2+ YOEProficient in C/C++, Python; experience with Linux, cloud platforms (AWS/Azure/GCP), Kubernetes; CI/CD, IaC, databases, testing; AI/ML a plus.
C, C++, Python, Linux, AWS, Azure, GCP, Kubernetes, SQL, MongoDB, Cassandra, Cosmos DB, DocumentDB, Jenkins, GitLab CI, Terraform, CloudFormation, ARM, Automation testing, PyTorch, TensorFlow
1mo
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MTS SDET, Test Infrastructure
Santa Clara, California, United States
$135k-$159k/yr RemoteFull Time
3+ YOE0-3 years in software development or test engineering; strong coding in Python/Go/C++/Java; knowledge of cloud, CI/CD, and networking; familiarity with GitHub Actions, Docker, Kubernetes; eager to learn and collaborate.
Python, Go, C++, Java, Terraform, GitHub Actions, Docker, Kubernetes, Grafana, Prometheus, Datadog
1d
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Sr SW Development Engineer
San Diego, California, United States
$117k-$194k/yr OnsiteFull Time
5+ YOE5-8 years software engineering experience; automated test automation; medical device exposure; BLE, CI/CD; Python/Java/C++.
BLE, Python, Java, C++, ADB, CI/CD, test automation, device simulators
1mo
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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
2mo
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Senior Software Engineer - Angular/.NET- AWS
United States
RemoteFull Time
5+ YOE5+ years in Angular, .NET Core, AWS; UI/UX, monorepo, testing; client-facing; mentoring; scalable web apps.
Angular, NET Core, AWS, Python, Salesforce Integration, CI/CD, Containerization
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
2w
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Senior Staff Software Engineer, Automation (Tech Lead) — Veza
Santa Clara, California, United States
$191k-$334k/yr HybridFull Time
12+ YOE12+ years in software engineering with strong test automation focus; proficient in Go or Python; experience building scalable test frameworks; CI/CD expertise; AWS and cloud-native infra; AI-assisted testing; leadership capabilities.
Go, Python, Jenkins, GitHub Actions, CircleCI, AWS, Kubernetes
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
2w
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Staff Device SRE, Test Platform
United States
$200k-$215k/yr RemoteFull Time
Embedded software/SRE experience, cloud/CI-CD, IaC, Python/C/C++, testing infra, hardware control.
AWS, Terraform, Ansible, Prometheus, Grafana, GitHub, Gerrit, ADB, Python, C, C++, Bash
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
2w
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Software QA Engineering - Intern
Campbell, California, United States
RemoteInternship, Full Time
0+ YOEInternship seeking to automate tests with Python/Linux/embedded, QA for web/app, GitHub, bug tracking, strong communication, remote work.
Python, Linux, Embedded Platform, Django, MySQL, React, Node.js, GitHub
3w
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SQA Test Automation Internship
Santa Clara, California, United States
$23-$28/hr OnsiteInternship
Pursuing/recent degree in CS/CE/EE or related field; programming in C# or Python; knowledge of software testing, test automation, CI/CD; experience with Git; strong problem-solving and communication.
Git, Selenium, pytest, NUnit, Robot Framework, Jenkins, Azure DevOps, GitHub Actions, CI/CD
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
3w
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Staff - Principal Engineer, Software Engineer – Network Switch SDK QA
San Jose, California, United States
$210k-$265k/yr OnsiteFull Time
8+ YOE8+ years in software QA or validation for networking SDKs or embedded systems; strong networking knowledge; C/C++ API testing; Python automation; HAL and SDKs.
C, C++, Python, Linux, HAL, SAI, DPDK, P4, Automation
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
1mo
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Senior Developer, Machine Identity
United States or Canada
RemoteFull Time
2+ YOE2+ years software development; experience with Go, Node.js, Ruby, or Python; strong coding standards; problem solving; collaborative communication; emphasis on testing.
Go, Node.js, Ruby, Python
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
1mo
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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
1w
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Associate Fellow - Software
San Jose, California, United States
$150k-$260k/yr OnsiteFull Time
20+ YOEBS in CS/CE/EE; 20+ yrs software in data-center; 15+ yrs data-center software with impact; 10+ yrs in systems software/DevOps/test; experience with agentic/AI tooling; Ethernet/NVMe/PCIe knowledge; Python/Go/C/C++, TypeScript proficiency.
Python, Go, C/C++, TypeScript, Machine Learning Frameworks, Orchestration
1mo
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Sr. Staff SDET, Agentic AI
Santa Clara, California, United States
$119k-$243k/yr OnsiteFull Time
10+ YOE10+ years in SDET, test automation, or software development; strong OO language skills; cloud experience; Docker/Kubernetes; CI/CD; cybersecurity familiarity; AI/ML testing a plus.
Python, Java, Scala, Docker, Kubernetes, AWS, Google Cloud, Azure, GitHub Actions, GitLab CI, Jenkins, LLM, Retrieval Augmented Generation, SQL, Data Warehousing
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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Staff Backend Engineer, Recommender Systems
United States
RemoteFull Time
8+ YOE8+ years software development; 3+ years in Recommender Systems; strong Golang/Node.js/Python; system design; A/B testing; production-ready discovery and ranking systems.
Golang, Node.js, Python, Postgres, MongoDB, ElasticSearch, OpenSearch
1mo
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Data Engineer
United States
RemoteFull Time
2+ YOEDesign, develop, test, and implement software applications and reporting tools; build databases; support underwriting data needs.
C#, Net, SQL, VBA, Python, R, Microsoft Office, Reporting tools, Service oriented architecture
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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Kigo - QA Automation Engineer
United States
$85k-$115k/yr RemoteFull Time
2+ YOE2+ years in software development; strong programming in TypeScript, Python, or Rust; experience or interest in test automation; Git and CI/CD; problem solving; quick learner; clear communication; experience with AI-assisted development tools
TypeScript, Python, Rust, Git, Playwright, Cypress, Pytest, AWS
1mo
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Flight Research Staff Integrated Systems Test Engineer
Santa Cruz, California, United States
$186k-$297k/yr OnsiteFull Time
Leading system integration and verification across software and hardware; automated test frameworks; C++, Python; real-time systems; fast-paced hardware-integrated environments.
C++, Python, Bazel, CI/CD, Linux, Real-time Linux
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
31% new in 30d
Salary visibility
73% show pay
Companies appearing in this market
Aviatrix1PasswordTeradyneUnitedHealth Group3Pillar GlobalAeroVironmentAircallAlliant Insurance Services
Work location mix in visible results
Onsite: 19Remote: 17Hybrid: 9
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