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Senior Python Developer Jobs in Valencia, CA, US
700+ senior python developer jobs from 210+ companies hiring in Valencia, CA, US.
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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
3w
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Senior Cloud Developer
El Segundo, California, United States
$200k-$240k/yr OnsiteFull Time
14+ YOESenior cloud developer with Python, Bash, Terraform; experience with CI/CD pipelines; security clearances; cloud/on-prem integration
Python, Bash, Terraform, Git, Jenkins, Jira, Confluence, PySpark
2w
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Senior Software Developer
Woodland Hills, California, United States
$155k-$175k/yr HybridFull Time
5+ YOEBachelor's degree in CS/IT; 5+ years as a software developer; strong Python/Java/SQL; experience with ALIP/annuity platforms; API development; AWS; Agile.
Python, Java, SQL, PostgreSQL, Oracle, MS SQL Server, AWS, Spring, Spring Boot, REST, SOAP, JSON, CSV, Grafana, Splunk, ELK, OpsGenie, Astris, SQLAlchemy, psycopg2
2d
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Senior Software Engineer, AI
El Segundo or United States
$153k-$170k/yr RemoteFull Time
7+ YOESenior software engineer with 7+ years of experience in Python/Typescript, AI agent frameworks, and production-grade systems.
Python, TypeScript, FastAPI, Docker, LangGraph, LangChain, CrewAI, LlamaIndex, Chroma, Milvus, Weaviate, Qdrant
2mo
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Senior Software Engineer, R&D
Pasadena or Santa Clara or Santa Rosa or Austin
$143k-$238k/yr HybridFull Time
5+ YOESenior software engineer with CAD/CAM frontend development on Windows, strong C++/Python, 5-10 years experience, frontend experience (Qt/QML, .NET, MFC), and collaboration with experts to deliver UI solutions.
C++, Python, Qt, QML, NET, MFC, Windows, CAD/CAM
1d
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Senior Fullstack Engineer
Mountain View or New York City or Los Angeles or San Francisco
$150k-$210k/yr OnsiteFull Time
4+ YOE4+ years software development experience; strong backend/full-stack skills (Python); frontend JS frameworks; containers and cloud knowledge; strong communication and collaboration.
Python, Go, Typescript, React, Docker, Kubernetes, Vue
4w
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Senior Software Engineer
El Segundo, California, United States
$180k-$250k/yr OnsiteFull Time
5+ YOEBS/CS/CE with 5+ years of software development; MS preferred with 3+ years; TS/SCI clearance; proficient in Python/C++ on Linux; leadership and communication skills.
Python, C++, Linux, Docker, Kubernetes, PostGIS, QGIS, Apache Airflow, AWS
1mo
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Senior AI Engineer
South San Francisco or Princeton or Thousand Oaks or Bellevue or New York
HybridFull Time
AI Engineer with software development and LLM solution experience; strong Python, LLM patterns/tools, cloud platforms (AWS, Databricks, Azure), and DevOps; design and deliver scalable software; cross-functional collaboration.
Python, Javascript, FastAPI, Django, AWS, Databricks, Azure, Terraform, CloudFormation, React, Next.js, Tailwind CSS, LangChain, DSPy, Docker, Kubernetes, Redis, Unity Catalog, OpenAI API, Anthropic, AWS Bedrock, RAG, Vector DB, PEFT, LoRA
2mo
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Senior Software Engineer
Glendale or San Francisco
$142k-$190k/yr HybridFull Time
5+ YOE5+ years in big data application development; strong Java/Scala/Python; experience with Spark/Flink and cloud infra; excellent collaboration and communication.
Spark, Flink, Kafka, Nifi, SingleStore, Databricks, Snowflake, Redis, Terraform, Kubernetes, Spinnaker, Airflow, AWS
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
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Senior Software Engineer
Glendale or San Francisco
$142k-$208k/yr HybridFull Time
5+ YOE5+ years in big data app development with Java/Scala/Python; experience with Spark, Flink, Kafka; cloud infra; SQL/NoSQL; strong collaboration.
Spark, Flink, Kafka, Nifi, Databricks, Snowflake, Airflow, Docker, Kubernetes, Terraform, AWS, SingleStore, Spinnaker, IAM, ALB
2w
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Senior Software Engineer
Redmond or New York or San Francisco or Los Angeles
$120k-$235k/yr OnsiteFull Time
4+ YOE4+ years engineering experience; proficient in C/C++/C#/Java/Python; Bachelor's in Computer Science or related field.
C, C++, C#, Java, JavaScript, Python, Go, Rust
1mo
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Senior Full Stack Engineer
Beverly Hills or Los Angeles
$120k-$150k/yr HybridFull Time
5+ YOE5+ years software development; backend and frontend; agile; cloud infrastructure; REST APIs; BS in CS/Engineering; proficient in Python/Node.js/JS; AWS/GCP; Salesforce Marketing Cloud a plus.
Python, Ruby, Node.js, Go, JavaScript, TypeScript, REST, CI/CD, AWS, GCP, Salesforce Marketing Cloud
2mo
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Senior Software Engineer
El Segundo, California, United States
$155k-$165k/yr OnsiteFull Time
4+ YOESenior software engineer with 4+ years of experience (or 8+ years alternative); strong leadership and collaboration; proficient in Java and TypeScript; REST APIs and microservices; Docker, CI/CD, AWS; excellent communication.
Java, Typescript, Python, REST API, Microservices, Docker, CI/CD, AWS, Serverless, APIs
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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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Senior Applied AI/ML Engineer
Santa Monica or Lower Manhattan or San Francisco or Los Angeles
$180k-$200k/yr HybridFull Time
Senior AI/ML engineer with product experience; able to ship production AI systems; strong Python, ML, and system design.
Python, FastAPI, LLM, Agent workflows, Model evaluation
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
1w
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Software Engineer, Senior
McLean or Chantilly or Beavercreek or Huntsville or Redstone Arsenal or Annapolis Junction or El Segundo or Rome or Aurora or Colorado Springs or Lexington
$87k-$198k/yr HybridFull Time
5+ YOE7+ years in software engineering; Rust, C, C++, or Python; full-stack app experience; Kubernetes; CI/CD; AI-assisted tools; secure-by-design; secret clearance; BS in CS/Engineering (5+ years) or 7+ years without degree.
Rust, C, C++, Python, Kubernetes, CI/CD, SonarQube, Clippy, cargo-deny, cargo-audit, PyO3
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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Senior Software Engineer - Space System SBG
El Segundo, California, United States
$120k-$130k/yr OnsiteFull Time
7+ YOEBS in Computer Science or Information Systems; 7 years software development; ability to obtain Secret clearance; strong with Python/Java/Go, Angular/React; Docker, AWS/Azure, Kubernetes; PostgreSQL/MySQL; GitLab/CI/CD; problem-solving and teamwork.
Python, Java, Go, Angular, React, Docker, AWS, Azure, Kubernetes, GitLab, CI/CD, PostgreSQL, MySQL
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
2mo
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Senior Data Engineer
Los Angeles, California, United States
$185k-$200k/yr OnsiteFull Time
6+ YOESenior data engineer with 6+ years in data engineering, SQL/Python, data warehouses, ETL/ELT, cloud, and BI tools; leadership experience preferred.
Snowflake, Redshift, BigQuery, Databricks, dbt, Apache Airflow, Looker, Tableau, Power BI, SQL, Python, Spark, Delta Lake
1w
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Senior Data Engineer
Playa Vista, California, United States
$165k-$190k/yr HybridFull Time
Senior data engineer with hands-on Python, DBT, Airflow; strong SQL/Snowflake; data lake/warehouse experience; able to lead data architecture discussions.
Python, DBT, Airflow, SQL, Snowflake, Terraform, GitHub, Jenkins, Kafka, AWS Kinesis, Spark
1mo
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Software Engineer, Senior (E3_PA_Multi)
Palmdale, California, United States
OnsiteFull Time
Bachelor's degree in a relevant field; C/C++; Linux/RTOS; software development lifecycle; US citizen; Secret clearance required within 5 years.
C, C++, Linux, RTOS, Python, Git, Gitlab, JIRA, Jenkins, Confluence, CMake, MATLAB
2mo
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Senior Software Engineer, R&D
Pasadena or Santa Clara or Santa Rosa or Austin
$143k-$238k/yr OnsiteFull Time
5+ YOEBachelors or Masters in CS or technical field; 5-10 years software development; strong C++ and Python; CAD/CAM frontend in Windows; experience with Qt/QML, .NET, MFC; cross-platform; 3D geometry knowledge a plus.
C++, Python, Qt, Qt/QML, .NET, MFC, 3D geometry
1mo
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Senior Platform Engineer
Los Angeles, California, United States
$165k-$215k/yr HybridFull Time
8+ YOE8+ years building distributed/platform systems; production Kubernetes/EKS ownership; cloud networking; proficiency in Go/TypeScript/Python/Java; strong collaboration and documentation skills.
Kubernetes, EKS, mTLS, certificate automation, PKI, SPF/SPIRE, Terraform, CDK, GitOps, Argo, Flux, Cilium, Envoy, Gateway API, K8s, CRDs, OPA, Kyverno, DNS/CoreDNS, Terraform, CNI, eBPF
2mo
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Senior Astrodynamics Engineer
El Segundo or Washington or Huntsville
$155k-$185k/yr OnsiteFull Time
5+ YOESenior astrodynamics engineer with 5+ years experience; expert in trajectory design, optimization, and orbital mechanics; proficient in C++/Python/Matlab; able to lead mission planning and modeling.
C++, Python, Matlab, Trajectory design tools
3w
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Senior Backend Engineer - AI Product
Framingham or Los Angeles or Seattle
$165k-$215k/yr RemoteFull Time
5+ YOE5+ years backend experience; 3+ years Python; strong API, DB, and async framework skills; experience with AI tooling and LLM integration
Python, FastAPI, PostgreSQL, SQLAlchemy, Celery, Redis, Docker, Terraform, LangChain, LangGraph, Anthropic Claude, OpenRouter
1mo
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Application Developer, Senior
Oakland or Long Beach or El Dorado Hills or Lodi or Rancho Cordova or Redding or San Diego or Woodland Hills
$103k-$154k/yr HybridFull Time
5+ YOE5+ years full stack development; BA/BS; front-end frameworks; backend APIs in .NET/Java/Node.js/Python; SQL/NoSQL; cloud-native (Azure preferred); Docker; IaC; CI/CD; AI coding tools; healthcare experience preferred.
React, Vue, Angular, JavaScript, TypeScript, .NET, Java, Node.js, Python, SQL, MS SQL Server, Oracle, NoSQL, REST, Azure, AWS, GCP, Docker, Ansible, Bicep, ARM, Terraform, GitHub, GitLab, Bitbucket, Git, Copilot, Cursor, Claude, Epic
4w
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Senior Salesforce Developer
Chicago or Los Angeles or New York or Oakbrook Terrace or Sacramento or San Francisco or South Bend or San Jose or Tampa or Atlanta or Boston or Columbus or Dallas or Denver or Fort Lauderdale or Grand Rapids or Houston or Austin or Charlotte or Indianapolis
$109k-$222k/yr HybridFull Time
5+ YOE5+ years Salesforce experience; proficient in Apex, Visualforce, Aura, LWC; strong frontend skills; Salesforce API; certifications preferred
Salesforce, Apex, Visualforce, Aura Components, Lightning Web Components, Salesforce API, Heroku, AWS, Python, Node.js
1mo
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Senior Software Engineer (Ground Software)
Playa Vista, California, United States
$145k-$170k/yr OnsiteFull Time
5+ YOE5+ years in flight/ground software; strong C/C++/Rust and Python; networking, Linux; software at scale; onsite in Playa Vista, CA; Bachelor's in related field.
C, C++, Rust, Python, Bash, Linux, TCP/IP, Scripting
2mo
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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; Python; React/TypeScript/Node.js; agile teams.
Python, LangChain, Django, Flask, FastAPI, React, TypeScript, Node.js
2mo
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Senior Applied AI Engineer
Denver or Chicago or East Rutherford or Los Angeles or New York or Phoenix or San Francisco or Seattle
$125k-$186k/yr OnsiteFull Time
8+ YOE8+ years software engineering; expert Python; strong AWS; data modeling; LLM evaluation; experience with agentic systems and enterprise AI patterns; Bachelor's in CS/Engineering or equivalent.
Python, AWS, SQL, LLM, Dataiku, OpenAI
2d
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Senior Gen AI Developer
El Segundo, California, United States
$182k-$228k/yr RemoteFull Time
15+ YOE15+ years software development; experience with generative AI/LLMs; strong Python; AI/ML pipelines; SDLC/DevOps; cloud; security clearance preferred/required.
Python, LangChain, LlamaIndex, Semantic Kernel, Azure, Kubernetes, CI/CD
2mo
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Senior Staff Software Engineer
Los Angeles, California, United States
$200k-$260k/yr OnsiteFull Time
8+ YOE8+ years backend software engineering; distributed systems; AWS; Python/Node; REST APIs; Docker; Kubernetes; Postgres/Redis/time-series DBs; observability; scaling; eager to work in Los Angeles.
AWS, GCP, Python, Node, TypeScript, REST, Docker, Kubernetes, Postgres, Redis, HL7, FHIR, SFTP, webhook
2mo
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Senior Full-Stack Engineer
Culver City or Linthicum or Allen or Woodcliff Lake or Chicago or Orlando or Baton Rouge or Waltham or Phoenix or Harrisburg or West Valley City or Austin or Alpharetta or San Diego or Indianapolis or Lexington or Parma or Little Rock or Asheville or Birmingham or Chantilly or Washington or Brentwood or Plantation or Fort Collins or San Mateo or Schaumburg or Brooklyn
$140k-$180k/yr OnsiteFull Time
7+ YOE7+ years in software development; Bachelor's degree in CS/Engineering; backend (Node.js) and frontend (React) experience; API integrations; cloud and database experience.
Node.js, HapiJS, Python, JavaScript, React, SQL, Serverless, Lambda, CloudFormation, Elastic Beanstalk, EC2, VPC, DynamoDB, RDS, G Suite, Microsoft Graph, Okta, OneLogin, Slack, Linux, Docker, Datadog, CloudWatch, MQTT, log/data pipelines
1mo
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Senior Software Engineer - Edge-Services Security
New York or Los Angeles or Aliso Viejo
$200k-$250k/yr HybridFull Time
Expert level AWS edge/networking, IaC, bot management; strong Python/Go/TS/Java; scalable, secure edge infra; zero-trust.
Terraform, AWS CloudFront, Global Accelerator, WAF, Route53, Shield, Lambda@Edge, edge compute, bot management, Python, Go, TypeScript, Java
1mo
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Senior Backend Software Engineer, Rodeo
San Francisco or Los Angeles or Oregon or California or Washington
$145k-$190k/yr HybridFull Time
7+ YOE7+ years backend systems, Python, cloud (AWS/GCP), microservices, video processing tools, and ML model integration.
Python, AWS, GCP, Docker, Kubernetes, FFmpeg, SageMaker, Triton, TorchServe
1w
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Senior Embedded Software Engineer, Onsite
El Segundo, California, United States
$96k-$182k/yr OnsiteFull Time
5+ YOESenior embedded software engineer with 5+ years experience in C++ on Linux/VxWorks RTOS; scripting; Top Secret clearance required.
C++, Linux, VxWorks, Real-Time Operating Systems, Shell, Perl, Python
1mo
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Senior Embedded Software Engineer
Gardena, California, United States
OnsiteFull Time
7+ YOE7+ years embedded systems design; strong C/C++ skills; experience with I2C/CAN/SPI/UART; low-level driver development; GNC/control concepts; cross-functional collaboration.
C, C++, Rust, Python, embedded Linux, I2C, CAN, SPI, UART
HiringCafe market data
Senior Python Developer Jobs market signals in Valencia, 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
700+
Hiring companies
210+
Fresh sample
39% new in 30d
Salary visibility
89% show pay
Companies appearing in this market
Keysight TechnologiesDisneyAscendiunBooz Allen HamiltonInversion SpaceK2 SpaceLockheed MartinMotorola Solutions
Work location mix in visible results
Onsite: 56Hybrid: 36Remote: 9