Python Test Software Developer Jobs in California, United States

Save

Mark Applied

Hide

Senior Software Engineer

United States

$153k-$204k/yr RemoteFull Time

ServiceTitanNASDAQ: TTAN: Cloud-based business management software for home service contractors.

8+ YOE8+ years in software development; 3+ years building tooling, shared services, or performance platforms; strong .NET, SQL, Python, JS/React; cloud (Azure/AWS), Kubernetes, CI/CD; AI integration; QA/testing mindset; BS/MS/PhD in CS/Engineering.

Microsoft .NET, C#, ASP.NET MVC, Web APIs, SQL, Python, HTML5, JavaScript, React, Azure, AWS, Kubernetes, Docker, TeamCity, Jenkins, CircleCI, Git

Save

Mark Applied

Hide

Software Engineer - Backend & Systems Integration

San Carlos, California, United States

$122k-$150k/yr OnsiteFull Time

Clear Labs: Automated next-generation sequencing platform for diagnostics and food safety.

4+ YOE4+ years backend software development; strong testing; cloud and container tooling; database and messaging experience; architectural mindset.

Java, JavaScript, TypeScript, Python, AWS, GCP, Kubernetes, MySQL, Redis, RabbitMQ, Pub/Sub, HL7, FHIR

1mo

Save

Mark Applied

Hide

1mo

Systems Software Engineer

Folsom, California, United States

$140k-$194k/yr OnsiteFull Time

Micron TechnologyNASDAQ: MU: Designs and manufactures semiconductor memory and data storage solutions.

2+ YOEBachelor's in Computer Science plus 2 years of software engineering experience; Python, PostgreSQL, React, AWS, Linux, Git/Jenkins, CI/CD, testing/validation, data automation.

Python, PostgreSQL, React, AWS, Linux, Git, Jenkins, CI/CD

2mo

Save

Mark Applied

Hide

2mo

Sr Embedded Software Test Engineer I

Orange County, California, United States

$115k-$149k/yr HybridFull Time

iRhythm TechnologiesNASDAQ: IRTC: Providing wearable heart monitors and AI-powered cardiac diagnostic services.

5+ YOE5+ years software QA; 3-4 years testing desktop/embedded systems; QA in regulated environments; experience with electronic test equipment; strong QA processes; problem solving; able to work independently or in teams.

Linux, Python, C/C++, C#, .NET, MySQL, Test-Driven Development, JUnit

2mo

Save

Mark Applied

Hide

2mo

Software Engineering

Santa Clara, California, United States

$236k-$266k/yr HybridFull Time

MicrosoftNASDAQ: MSFT: Develops software, hardware, and cloud computing services.

3+ YOEDevelop or test software applications; design and implement software; evaluate requirements; work autonomously on feature areas; 36 months experience; Python, testing tools, embedded systems, Linux, containers, scripting.

Python, Automated Testing Tools, Embedded Systems, SDLC, Linux, Containers, Scripting

Save

Mark Applied

Hide

Frontend Software Engineer

Mountain View, California, United States

$147k-$208k/yr OnsiteFull Time

Intrinsic: Software platform making industrial robotics intelligent and accessible.

3+ YOE3+ years web app development (TypeScript, Angular/React), GPU/WebGL, 3D visuals, gRPC, Bazel, CI/CD, testing; Python or C++ backend familiarity.

TypeScript, Angular, React, WebGL, WebGPU, Three.js, Babylon.js, Bevy, gRPC, Protobuf, Bazel, Jasmine, Python, C++

Save

Mark Applied

Hide

Software Engineer Intern - Product & Backend

United States

RemoteInternship

Good At Numbers: Automated decision intelligence platform for business operations.

3+ YOE3+ years software development experience preferred; backend APIs, databases; Python/JavaScript/TypeScript; testing, code review, maintainable design; strong communication.

Python, JavaScript, TypeScript, React, Next.js, FastAPI, Django, Node.js, PostgreSQL, APIs, Testing

1mo

Save

Mark Applied

Hide

1mo

Software Modernization Software Engineer

United States

RemoteFull Time

Game Plan Tech: Building secure cloud and AI systems for government.

Develop and modernize legacy mainframe code using AI, cloud design, data migration, and testing; experience with LLMs via APIs; government project experience; bachelor's degree.

APIs for LLMs (OpenAI GPT, Vertex), Cloud computing, Java, Python

Save

Mark Applied

Hide

Software Engineer I

United States

RemoteFull Time

EmpiRx Health: Value-based pharmacy benefit management and population health services.

2+ YOEEntry-level software engineer; designs, develops, tests, maintains software across front-end, back-end, and cloud platforms; requires a bachelor’s degree or 2+ years of experience; familiar with modern languages, frameworks, cloud, and SQL.

Java, C#, Python, React, Angular, .NET Core, Azure, AWS, GCP, SQL, REST

2mo

Save

Mark Applied

Hide

2mo

Ground Software Engineer (Senior)

Los Angeles, California, United States

$185k-$215k/yr OnsiteFull Time

Apex: Designs and mass-manufactures configurable satellite bus platforms.

6+ YOE6+ years ground software experience; US person; BS in CS/EE or equivalent; Python, C++, Rust; Linux; Docker/Kubernetes; microservices; networking knowledge; software integration and testing.

Python, C++, Rust, Docker, Kubernetes, gRPC, Linux

Save

Mark Applied

Hide

Senior Software Engineer

Boston or Chicago or Dallas or San Francisco

$120k-$150k/yr OnsiteFull Time

JLLNYSE: JLL: Global commercial real estate and investment management services.

7+ YOE7+ years in full stack software engineering; Python and Node.js; API/microservices experience; front-end frameworks; cloud (Azure/AWS/GCP); AI/RAG knowledge a plus; CI/CD and testing.

Python, Node.js, React, Angular, Docker, Kubernetes, Git, GitHub, Azure DevOps, SQL Server, CosmosDB

Save

Mark Applied

Hide

Test Automation Engineer (Contract)

United States

RemoteContract

540: Builds mission-critical software and cloud systems for government agencies.

3+ YOE3+ years programming; 2+ years automated testing; experience with PyTest/JUnit/Playwright/Cypress; API testing; Agile; strong ownership.

Python, JavaScript, Java, PyTest, JUnit, Playwright, Cypress, REST API, OpenAPI, Apigee, CI/CD, AWS, GCP

1mo

Save

Mark Applied

Hide

1mo

Software QA Engineer lI

San Diego, California, United States

$95k-$120k/yr OnsiteFull Time

Innoflight: Designs and manufactures compact cyber-secure avionics for space missions.

3+ YOE3+ years in software/hardware configuration management, QA/testing, and release processes; Python/Shell scripting; strong technical writing; cross-functional collaboration.

Python, Shell scripting, Version control, SVN

Save

Mark Applied

Hide

Software Engineer 1, Dev Accelerator

United States

$122k-$176k/yr RemoteFull Time

Abnormal AI: Protects enterprises from email attacks using behavioral artificial intelligence.

1+ YOE1+ years development experience; Python or Go; strong fundamentals; familiarity with CI/CD; ability to write and test production code; comfortable using AI tools.

Python, Go, Git, CI/CD

1mo

Save

Mark Applied

Hide

1mo

Software Engineer (San Jose, California, United States)

San Jose, California, United States

$101k-$160k/yr OnsiteFull Time

SupermicroNASDAQ: SMCI: Designs and manufactures high-performance server and storage solutions.

5+ YOE5+ years of software testing, test automation, or embedded systems validation; strong Python/C/C++, Linux, CI/CD; test frameworks and GPU experience would help.

Python, Shell, Jenkins, GitLab CI, Linux, C/C++, GPU

Save

Mark Applied

Hide

Software Systems Validation Engineer

South San Francisco, California, United States

$150k-$180k/yr OnsiteFull Time

Zipline: Operates an autonomous drone delivery system for medical supplies.

3+ YOE3+ years in software development/validation for robotic systems; degree in CS/SE/AE; strong Python/SQL; proficiency in MISRA C, Rust, C++; experience with testing robotics and large data sets.

Python, SQL, MISRA C, Rust, C++

2mo

Save

Mark Applied

Hide

2mo

Software Engineer, Core Product (Mid–Senior+)

Seattle or San Francisco

$170k-$270k/yr OnsiteFull Time

Supio: Document analysis software for personal injury law firms.

Experience shipping production software; strong frontend (React/TypeScript) or backend (Python, APIs); design scalable, reliable systems; solid testing and collaboration.

React, TypeScript, Python, APIs, Data pipelines

1mo

Save

Mark Applied

Hide

1mo

Senior Software Engineer

United States

$108k-$132k/yr RemoteFull Time

Perseus GroupTSX: CSU: Acquiring and managing specialized vertical market software companies globally.

5+ YOESenior software engineer with 5+ years of hands-on coding experience; independent contributor; proficient in .NET/C#, Java, Python, SQL, Angular; cloud experience (Azure/AWS); CI/CD; RESTful APIs; unit testing; Agile methodologies.

DotNet, Java, Python, SQL, Angular, Azure, AWS, CI/CD, APIs, Git, C++, AI/ML

Save

Mark Applied

Hide

Principal Software Engineer, Backend

United States

$162k-$259k/yr RemoteFull Time

Headspace: Provides a digital mental health platform and meditation app.

8+ YOE8+ years in software engineering; architecture, API design, and leadership; Node.js, TypeScript, Python; strong testing, CI/CD, and collaboration.

Node.js, TypeScript, Python, CI/CD, AWS, GCP, Kubernetes

Save

Mark Applied

Hide

Software Integration & Test Engineer (Midlevel or Senior)

Beale AFB, California, United States

$112k-$152k/yr OnsiteFull Time

BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.

3+ YOEBachelor’s Degree; Active Top Secret US Security clearance; 3+ years in software system integration and test; 3+ years in DevSecOps; 3+ years as a Systems Engineer leading integration and test.

Python, Bash, Matlab, Docker, Kubernetes, Jira, Confluence, Git, DOORS, MSOSA/Cameo

Save

Mark Applied

Hide

Software Tester - Test Automation

Santa Clara, California, United States

$86k-$138k/yr OnsiteFull Time

Peraton: National security and mission-critical government technology services provider.

2+ YOETest automation experience; API and UI testing; Python and Selenium; DoD security clearance; strong analytical and writing skills; team collaboration.

Python, Selenium, Azure DevOps (TFS), Visual Studio

Save

Mark Applied

Hide

Software Engineer I - Backend

United States

RemoteFull Time

CDWNasdaq: CDW: Sells and manages IT products and services for organizations.

0+ YOEDesign and develop web apps using Python; REST/GraphQL APIs; PostgreSQL/Redis/ElasticSearch; unit/integration tests; CI/CD with GitLab, Kubernetes/EKS; AWS; strong collaboration.

Python, REST, GraphQL, PostgreSQL, Redis, ElasticSearch, GitLab, Kubernetes, AWS

2mo

Save

Mark Applied

Hide

2mo

Senior Full Stack Software Developer

United States

$150k-$180k/yr RemoteFull Time

Judi Health: Unified pharmacy and health benefit management technology platform.

7+ YOE7+ years in software development; strong Python (Flask/SQLAlchemy) and React/TypeScript; PostgreSQL expertise; AWS/Terraform; unit/integration tests; Git and mono-repo experience; excellent communication; PBM experience a plus.

Python, Flask, SQLAlchemy, React, TypeScript, AWS, Terraform, PostgreSQL, Git

Save

Mark Applied

Hide

Software Engineer Senior Consultant - Remote

United States

$91k-$154k/yr RemoteFull Time

AllstateNYSE: ALL: Provides insurance products for vehicles, homes, and businesses.

3+ YOE3+ years software development; Java with Spring Boot microservices; unit/integration testing; SQL Server; OAuth2/JWT; Agile; CI/CD; AI-assisted tools experience.

Java, Spring Boot, JUnit, Mockito, Jest, Jasmine, SQL Server, OAuth2, JWT, Spring Security, GitHub, Jenkins, AWS, Azure, Google Cloud Platform, Kubernetes, Python, React.js, CI/CD

Save

Mark Applied

Hide

Sr Software Developer Engineer in Test (SDET)

United States

$129k-$158k/yr RemoteFull Time

BECU: Provides banking and financial services to its members.

5+ YOEFive+ years in automated testing, strong coding in C#/Python/JavaScript, CI experience, Windows environment knowledge.

Playwright, Selenium, NUnit, MSTest, xUnit, PyTest, Jest, SpecFlow, Gherkin, Git, SQL

2mo

Save

Mark Applied

Hide

2mo

Test Automation Engineer (Propulsion)

Redondo Beach, California, United States

$105k-$160k/yr OnsiteFull Time

Impulse Space: Provides orbital transportation and payload delivery services for satellites.

2+ YOEBachelor’s in engineering or related field; 2+ years in Python or OO language; experience with hardware control and data acquisition.

Python, Object Oriented Programming, Data Acquisition, Hardware Control, LabVIEW (preferred)

Save

Mark Applied

Hide

Test Engineer

United States

$65k-$85k/yr RemoteFull Time

Aunautic Technologies: Providing mission-critical IT and systems engineering for the U.S. Navy.

3+ YOE3+ years software testing/QA; experience testing web apps; detail-oriented; able to document issues and defects; write test cases.

Python, Selenium, ChromeDriver, APIs

Save

Mark Applied

Hide

Senior Software Engineer, Payment Integrity

United States

$128k-$145k/yr RemoteFull Time

Cohere Health: AI-powered clinical intelligence platform for healthcare prior authorization automation.

6+ YOE6+ years software development; 2+ years full-stack; React, JavaScript, HTML5, CSS3; Node.js, microservices, Python; AWS; experience designing scalable apps and DB schemas; authentication across systems; unit tests and debugging; strong communication.

React, JavaScript, HTML5, CSS3, Node.js, Python, AWS

1mo

Save

Mark Applied

Hide

1mo

Staff, Software Engineer

United States

$141k-$173k/yr RemoteFull Time

WEXNYSE: WEX: Provides global payment processing and business information management services.

5+ YOEBachelor's degree in CS or related field or equivalent experience; 5+ years software engineering; strong Angular/React; REST APIs; unit tests; security; Git/CI/CD; Agile; excellent communication.

C#, Python, Docker, MS SQL, PostgreSQL, MySQL, ASP.NET RESTful API design, Kafka, Angular, React, Git, CI/CD

2mo

Save

Mark Applied

Hide

2mo

Sherpa 6 - Test Engineer - Secret Clearance Required

United States

$80k-$100k/yr RemoteFull Time

Sherpa 6: Develops mission-critical technology and engineering solutions for defense organizations.

2+ YOETwo years of test automation experience; BS in Information Technology or related field; proficient in Java, Groovy, JavaScript, or Python; cloud services experience; Selenium; Docker; CI tools; Mac/Linux proficiency; US citizenship; background check.

Selenium, Docker, Jenkins, Bamboo, Jira, Rally, AWS, Azure, GitHub, Bitbucket, Android, iOS, Java, Groovy, JavaScript, Python

2mo

Save

Mark Applied

Hide

2mo

System Test Engineer Intern

Santa Clara, California, United States

$80k-$85k/yr HybridInternship

Arista NetworksNYSE: ANET: Provides software-driven cloud networking and hardware solutions.

1+ YOEBS in CS/CE/EE plus 1+ years experience; test methodologies; network protocols; scripting/programming; strong communication.

Python, Go, C, C++, Linux

Save

Mark Applied

Hide

Application Engineer - Python

Moffett Field, California, United States

$100k-$160k/yr OnsiteFull Time

Metis Technology Solutions: Provides specialized engineering and technical services for aerospace missions.

3+ YOEBachelor's degree in CS or related engineering; 3-5 years Python application development; experience with microservices, REST APIs, async programming; Docker/Kubernetes; cloud platforms; CI/CD; QA/testing/docs; Git collaboration; data/AI integration.

Python, Docker, Kubernetes, AWS, Azure, GCP, CI/CD, Git, REST APIs, Asynchronous programming, Data engineering, AI/ML integration

3mo

Save

Mark Applied

Hide

3mo

Talent Community - Software Test Engineers

United States

RemoteFull Time

Scopic: Global provider of custom software and digital marketing solutions.

4+ YOE4+ years QA experience in manual and automated testing; proficient in Python or JavaScript/TypeScript; hands-on with Playwright, Selenium, or Cypress; CI/CD, Git; strong analytical and communication skills; interest in AI testing.

Playwright, Selenium, Cypress, Postman, Python, JavaScript, TypeScript, CI/CD, Git

1mo

Save

Mark Applied

Hide

1mo

Full Stack Software Engineer

San Francisco, California, United States

$150k-$170k/yr RemoteFull Time

Arine: AI-driven medication management software for healthcare organizations.

5+ YOE5+ years in full-stack development; TypeScript and Python; AWS; REST APIs; testing; Git; HIPAA awareness; US work eligibility.

TypeScript, Python, AWS, AWS Lambda, Git, React, REST API

2mo

Save

Mark Applied

Hide

2mo

Quantum Pro Software Engineer

Everett or Santa Clara or Calabasas or Cambridge

$120k-$280k/yr OnsiteFull Time

Keysight TechnologiesNew York Stock Exchange: KEYS: Manufactures hardware and software for electronic test and measurement.

Bachelor’s/Master’s/Ph.D. in CS, EE, or Physics; strong C++/Python; Agile; production-quality software; testing and CI/CD; cross‑functional collaboration.

C++, Python, API development, Unit testing, CI/CD

2mo

Save

Mark Applied

Hide

2mo

Senior Software Engineer

United States

$122k-$167k/yr RemoteFull Time

Synapse Health: Simplifies medical equipment ordering and billing for healthcare providers.

5+ YOE5+ years OO programming (e.g., .NET/Java/Python); strong ORM; SQL; unit testing; relational DB design; mentorship.

.NET, Java, Python, Entity Framework, ADO.NET, Hibernate, SQLAlchemy, NUnit, JUnit, xUnit, PyTest, T-SQL, PL/SQL, SQL

2mo

Save

Mark Applied

Hide

2mo

Embedded Software Engineer

Torrance, California, United States

$80k-$110k/yr HybridFull Time

MoogNYSE: MOG.A: Designs and manufactures precision motion and fluid control systems.

3+ YOEEmbedded Software Engineer with a BS in engineering, 3+ years of embedded software experience, proficiency in C, RTOS, HIL testing; ability to obtain U.S. security clearance; willingness to travel up to 5%.

C, RTOS, HIL, Python, MATLAB/Simulink

Save

Mark Applied

Hide

Senior Software Engineer (Full Stack)

United States

$130k-$170k/yr RemoteFull Time

Nerdery: Provides digital product strategy and custom software development.

6+ YOEBachelor's degree in Computer Science or related field; 6+ years in software development; strong Python in AWS; experience with FastAPI/Flask/Django REST Framework; PostgreSQL/DynamoDB; React with TypeScript; Next.js/Astro; Docker; CI/CD; automated testing; excellent communication and mentorship.

Python, React, TypeScript, FastAPI, Flask, Django REST Framework, PostgreSQL, DynamoDB, Docker, AWS, API Gateway, Weback/Vite/Turbopack, CI/CD

2mo

Save

Mark Applied

Hide

2mo

Robotic Software Engineer 3

San Diego, California, United States

$125k-$175k/yr OnsiteFull Time

Monarch Quantum: Building integrated photonics systems for quantum computing and sensing.

5+ YOE5+ years C++ development, Qt/QML, CMake, Google Test; bachelor’s in Software/Computer Engineering; U.S. person for export-controlled access; strong problem-solving and independent work skills.

C++, Qt, CMake, Google Test, Git, SCPI, FTDI, Ethernet, Serial, Python, QML, Qt Widgets, Design Patterns, SOLID, Version Control