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Python Software Engineer Jobs in Fullerton, CA, US
760+ python software engineer jobs from 240+ companies hiring in Fullerton, CA, US.
2mo
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Software Engineer Intern
Los Angeles or New York or San Francisco
$35-$45/hr HybridInternship
0+ YOECurrently enrolled in a Bachelor's or Master's in Computer Science, plan to return to school; at least two years of college completed; Python and SQL experience; knowledge of AI/ML tools; strong math/statistics; able to commit 10 weeks (May–Aug); independent yet collaborative.
Python, SQL, MySQL, PostgreSQL, AI/ML tools
2mo
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Quantum Pro Software Engineer
Calabasas or Everett or Santa Clara or Cambridge
$120k-$199k/yr OnsiteFull Time
Bachelor’s/Master’s/PhD in CS/EE/Physics; strong C++/Python; Agile; production-quality software; good communication.
C++, Python
5d
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Senior Software Engineer
Irvine, California, United States
HybridFull Time
5+ YOE5+ years front-end focused experience; React, TypeScript, Next.js; REST APIs; responsive design; UI components; BS in CS or Engineering.
React, Next.js, TypeScript, REST APIs, Playwright, Node.js, Python
1w
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Senior Software Development Engineer, Developer Tools
Belgrade or The Hague or Taipei or Burbank or Walnut Creek
$132k-$194k/yr HybridFull Time, Contract
Senior-level software engineer focused on CI/CD automation, building internal tools and improving build pipelines.
Python, Git, Bash, PowerShell, GitLab, Jira, Artifactory, CMake, Ninja, Conan, Jenkins
1mo
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Ocean Advisor - Software Engineer
Laguna Niguel, California, United States
$100k-$180k/yr HybridFull Time
Strong Python skills, AWS cloud infrastructure expertise, experience with geospatial/satellite data, and secure, scalable backend design.
Python, AWS, Geospatial data, Satellite data
1mo
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Staff Software Engineer - Data Foundations
Los Angeles, California, United States
$193k-$269k/yr OnsiteFull Time
7+ YOE7+ years of Python and SQL experience; strong data engineering concepts and pipelines; Agile/DevOps experience.
Python, SQL, Airflow, Luigi, Open Source ETL
2mo
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Senior Full-stack Software Engineer
Irvine, California, United States
$140k-$180k/yr HybridFull Time
5+ YOE5+ years software development; Bachelor's in CS/Engineering; experience with AWS, React/TypeScript, Python, Postgres; DevOps, IaC, and end-to-end ownership.
AWS, ECS, EC2, Lambda, S3, IAM, RDS, Docker, CI/CD, Terraform, React, TypeScript, PostgreSQL, Python
1w
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Sr. Software Engineer
Los Angeles, California, United States
$120k-$180k/yr OnsiteFull Time
Experience building large-scale SaaS platforms; strong JavaScript (React/Vue/Angular), Python; cloud deployment and DevOps.
JavaScript, Python, React, Vue, Angular, AWS, GCP, Azure, Docker, Kubernetes, PostgreSQL, MongoDB, Redis, FastAPI, Django, Flask, Airflow, Dagster, Kafka, RabbitMQ, Authentication, Authorization
1mo
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Sr Software Systems Engineer
Long Beach, California, United States
$154k-$211k/yr OnsiteFull Time
2+ YOEBS/MS/PhD in CS/CE/EE; 2+ years in software systems design; familiar with version control, configuration management, debugging, testing; Python, GitLab/Git, CI/CD; 25-50% travel; strong problem-solving and communication.
Python, Git, GitLab, CI/CD, SQL
1mo
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Senior Software Engineer, GeniusIQ
Los Angeles or New York City
$175k-$220k/yr HybridFull Time
Senior software engineer to design, build, and operate real-time data systems powering GeniusIQ; collaborate with CV and ML teams; own end-to-end features across the stack.
Rust, Elixir, TypeScript, Go, C++, Python, PostgreSQL, Relational databases, React, Three.js, HTML5 Video, Canvas, REST, GraphQL, gRPC, AWS, Temporal.io, Docker, Kubernetes, Pulsar, RabbitMQ, WebAssembly
2mo
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Web Interface Software Engineer
Los Angeles, California, United States
$43-$57/hr HybridFull Time
1+ YOEBachelor’s in Electrical Engineering, Computer Science, or Computer Engineering; 1 year JS/HTML/Python; web UI; U.S. person; background check and drug test required.
JavaScript, HTML, Python, C
1mo
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Software Development Engineer II - AI Software Components
Redlands, California, United States
$98k-$163k/yr OnsiteFull Time
2+ YOE2+ years of software development experience with AI technologies; Python proficiency; API/service experience; SQL and data modeling; strong problem-solving and teamwork.
Python, JavaScript, TypeScript, APIs, SQL, C++, LLMs, Geospatial data formats, ArcGIS
1w
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Software Engineer Lead (Hybrid)
Santa Ana, California, United States
$173k-$199k/yr HybridFull Time
8+ YOE8+ years software engineering with leadership, deep database design, full-stack development, AI/ML integration, document processing, workflow design, cross-functional leadership, and cloud experience.
Python, FastAPI, React, Next.js, PostgreSQL, Docker, Kubernetes, OpenTelemetry, LangChain, Vector databases, Cloud platforms (GCP, AWS, Azure)
1w
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Software Engineer III, Android
Palo Alto or San Francisco or Los Angeles
$160k-$180k/yr HybridFull Time
2+ YOE2+ years native Android development; Kotlin; Gradle; CI/CD; experience with AI-native tooling; scripting (Python, Bash); developer tooling; strong communication and collaboration.
Kotlin, Gradle, CI/CD, Android, Python, Bash, CI/CD pipelines, Code generation tooling, AI-native development tools
2mo
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Senior Software Engineer, Fullstack
Playa Vista, California, United States
$160k-$190k/yr RemoteFull Time
Thrive Market: Membership-based online retailer for organic and sustainable products.
5+ YOE5+ years full-stack experience; Python/Java/PHP; React.js, TypeScript, Next.js; REST/RPC APIs; AWS; observability; CI/CD; Agile; strong communication.
React.js, TypeScript, Next.js, PHP, Magento, Python, Java, AWS, Lambda, S3, CloudWatch, New Relic, Datadog, REST, RPC, Kafka
1mo
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Software Development Engineer III
Irvine, California, United States
$202k-$323k/yr OnsiteFull Time
6+ YOE6+ years of software development experience; design, build, and operate distributed systems; cloud-first with AWS; strong data engineering; API design; mentor engineers.
Python, AWS, Databricks, Spark, Airflow, DBT
2mo
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Simulation Software Engineer
Los Angeles, California, United States
$100k-$200k/yr OnsiteFull Time
7+ YOE7+ years in building simulators for complex systems; strong C++/Python; modeling distributed/physical processes; validation against data or hardware-in-the-loop.
C++, Python
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
1w
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Software Engineer - AI Engineer II/III
Rancho Santa Margarita, California, United States
$80k-$140k/yr OnsiteFull Time
2+ YOEBachelor’s or Master’s in Computer Science or related field; 2+ years AI/ML experience; strong Python; experience with ML frameworks; knowledge of MCP, LLMs, AI agents; on-site collaboration.
Python, Git, Flask, PyTorch, TensorFlow, LangChain, LangGraph, AutoGen, Docker, Kubernetes, Pinecone, Milvus, ChromaDB, FAISS, OpenAI, HuggingFace
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
3d
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Senior Software Engineer (Burbank, CA, US, 91505)
Burbank, California, United States
$124k-$170k/yr OnsiteFull Time
7+ YOE7+ years software engineering; 5+ years with Go/Java/Python; experience with AI tools; 3+ years microservices; cloud experience (OCI, GCP); BS/MS in CS or related field.
Go, Java, Python, Docker, Kubernetes, Oracle Cloud Infrastructure (OCI), Google Cloud Platform (GCP), Cursor, Anthropic Claude
1mo
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Sr Software Developer Associate
El Segundo, California, United States
$150k-$175k/yr OnsiteFull Time
10+ YOE10 years API/backend development in Python/TypeScript/Node.js/C#, REST APIs, Azure, CI/CD, and security.
Python, TypeScript, Node.js, C#, REST, JSON, Microsoft Azure, Azure OpenAI, CI/CD, DevSecOps
6d
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Sr Engineer, Desktop Software
Irvine, California, United States
$113k-$150k/yr OnsiteFull Time
5+ YOEBachelor's in CS/Software Eng; 5+ yrs desktop app dev; strong C++, Python, Java; Qt; multi‑tier architectures; Git/SVN; CI/CD; onsite Irvine
C++, Python, Java, Qt, SQL, Git, SVN, CI/CD, Linux/UNIX
2w
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Senior Software Engineer
Calabasas, California, United States
OnsiteFull Time
2+ YOEBS degree in CS/CE or related, 2+ years software development, strong UI/web, familiar with databases, source control, Linux, and various programming languages.
Visual Basic, C#, C++, Python, Tkinter, Perl, TCL, Java, Ruby
3w
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Software Development Engineer
Los Angeles, California, United States
$139k-$144k/yr RemoteFull Time
3+ YOE3+ years of development experience; proficiency in Python, JavaScript, and SQL; bachelor’s degree in computer science or related field or equivalent practical experience; strong collaboration and inclusion mindset; interest in AI-assisted development.
Python, Django, JavaScript, React, SQL, PostgreSQL, RabbitMQ, Athena, Apache Airflow, Git, AWS, Docker
1w
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Staff Software Engineer
Monterey Park, California, United States
$180k-$220k/yr RemoteFull Time
8+ YOEBachelor’s in CS or related field; 8+ years of software development; API and automation experience; front-end and back-end stack skills; DevOps familiarity; strong problem solving.
Python, React, JavaScript, SQL, Git, Docker, Kubernetes
2mo
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Senior Software Engineer
Torrance, California, United States
$171k-$194k/yr OnsiteFull Time
5+ YOE5+ yrs C/C++; 3+ yrs embedded systems; experience with Python/Java/VHDL/Verilog/Go/Rust; multithreaded design; CS fundamentals; BS CS (MS preferred); on-site in Torrance, CA.
C, C++, Python, VHDL, Verilog, Go, Rust, Embedded Linux, Docker, Helm, Xilinx FPGA, FPGA firmware, DS P, CSP
1w
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Software QA Engineer
Seal Beach, California, United States
$97k-$120k/yr OnsiteFull Time
2+ YOEBachelor of Science in Computer Science or related field; 2-5 years of software QA experience in embedded systems; familiarity with C/C++, scripting, and test automation; ability to work cross-functionally.
C, C++, C#, .NET, Python, Wireshark, UDP, TCP/IP, Microsoft Project, Microsoft Office, Embedded systems testing
2mo
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Senior Software Engineer: Trading Infrastructure
New York City or San Francisco or Los Angeles or United States or Canada
$185k-$225k/yr RemoteFull Time
6+ YOE6+ years professional software engineering; proficient in Python, Rust, and JavaScript/TypeScript; experience with low-latency/distributed systems; Web3 data ingestion; cloud and containerization; SRE practices; security fundamentals.
Python, Rust, JavaScript/TypeScript, Kafka, Pub/Sub, PostgreSQL, ClickHouse, GCP, Docker, Kubernetes, RPC, On-chain data ingestion
1mo
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Principal Software Developer, Applied AI
Ontario or Canada
$123k-$154k/yr OnsiteFull Time
Savvas Learning Company: Provides K-12 educational curriculum and digital learning solutions.
8+ YOE8+ years in software development; 5+ years agile; 2+ years with LLMs/generative AI; strong Python; AWS; distributed microservices; experience in education technology a plus.
Python, Node.js, Angular, AWS, Bedrock, Lambda, ECS, DynamoDB, RDS, S3, PostgreSQL, Cloud Networking, Security Fundamentals
1mo
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Senior Software Engineer
Redondo Beach, California, United States
$150k-$200k/yr HybridFull Time
7+ YOE7+ years engineering, systems-level thinker, strong design judgment, mentorship, full-stack expertise, collaborative, reliable communication.
Ruby on Rails, TypeScript, React, Python, PostgreSQL, AWS, CI/CD, Observability Tools
4d
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Senior AI Software Engineer
Los Angeles, California, United States
$160k-$180k/yr HybridFull Time
3+ YOE3+ years full-stack AI application development; Bachelor's in CS/IS/engineering/data science; Python expertise; API development; React/TypeScript/Node.js; agile team experience.
Python, LangChain, Django, Flask, FastAPI, React, TypeScript, Node.js
2mo
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R&T Software Engineer 3
Costa Mesa, California, United States
$100k-$157k/yr OnsiteFull Time
9+ YOE3+ Mgmt9+ years of experience, 3+ years in leadership, aerospace/automotive/tech, full software lifecycle, AI/ML, cloud, full-stack development.
Python, TensorFlow, PyTorch, JAX, Claude/OpenAI LLMs, LangChain, LlamaIndex, Hugging Face Transformers, React Native, Android, AWS, REST, JSON, XML, Git, GitHub, GitLab, CI/CD, Terraform
1mo
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Staff Embedded Software Engineer
Brea, California, United States
$129k-$155k/yr HybridFull Time
10+ YOEBachelor's in Computer Engineering or Computer Science; 10+ years embedded experience; Linux embedded systems; C/C++, Python; ARM SoCs; bus interfaces; video stack; DRM; board bring-up and kernel work.
Linux, Yocto, ARM, C, C++, Python, bash, I2C, PCIe, SPI, MDIO, CAN, KMS, Mesa, OpenGL, Weston, Wayland, MPEG-2, MPEG-4, H.264, H.265
2mo
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Senior Flight Software Engineer
El Segundo, California, United States
$160k-$200k/yr OnsiteFull Time
5+ YOE5+ years software development; C++; embedded systems; RTOS/Linux; V&V; able to work independently.
C++, RTOS, Linux, Python, Rust
1mo
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Principal Software Engineer - Air Traffic Systems (Onsite)
Fullerton, California, United States
$118k-$225k/yr OnsiteFull Time
8+ YOEDegree in STEM with 8+ years in software engineering; or advanced degree with 5+ years; Unix/Linux, C, embedded/real-time safety-critical software; software testing; CM systems; US citizenship.
Unix/Linux, C, ClearCase, ClearQuest, Jira, Bitbucket/Git, DOORS, Python, SQL, MATLAB, bash scripting, kernel development, VxWorks
2w
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Senior Software Engineer (Robotics & Intelligence)
Rancho Dominguez, California, United States
$110k-$130k/yr OnsiteFull Time
8+ YOE8+ years in embedded software, robotics or autonomous systems; NVIDIA Jetson/ARM64; ROS 2; GPU/edge ML; LTE/5G; security; C++/Python.
NVIDIA Jetson, ROS 2, DDS, GStreamer, RTSP, WebRTC, Ansible, AIDE, Elastic Agent, OSSEC, TLS, AES-256, FIPS
3w
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Principal Engineer, Software Development Engineering
Irvine, California, United States
$145k-$194k/yr OnsiteFull Time
Embedded software/firmware design and development; leadership of projects; cross-functional collaboration; SAFe experience; strong C/C++ and Python skills.
Python, C++, C, TC L, Perl, SVN, Git, Gerrit, Jenkins
1mo
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Radar Systems Software Engineer
El Segundo, California, United States
OnsiteFull Time
8+ YOELead design, development, and validation of radar/sensor software for defense applications; requires deep radar/system knowledge and production-quality software experience.
C++, Python, Linux
1mo
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Senior Software Engineer, Robotics
Torrance, California, United States
$141k-$194k/yr OnsiteFull Time
5+ YOEBachelor’s in Computer Science, Robotics, or related field; 5+ years of experience; proficient in C++ and Python; knowledge of robotics concepts, planning/vision; ROS/MoveIt experience; CI/CD; Docker/Kubernetes; strong collaboration.
C++, Python, ROS, MoveIt, OpenCV, PCL, Docker, Kubernetes
HiringCafe market data
Python Software Engineer Jobs market signals in Fullerton, 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
760+
Hiring companies
240+
Fresh sample
39% new in 30d
Salary visibility
89% show pay
Companies appearing in this market
Capital GroupEsriKeysight TechnologiesMotorola SolutionsRelativity SpaceRTXSilvus TechnologiesSingularity Defense
Work location mix in visible results
Onsite: 52Hybrid: 23Remote: 8