557 senior python developer jobs at 166 companies in Lake Elsinore, CA

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1mo
Save
Mark Applied
Hide
Senior Professional Software Engineer (Python)
Irvine or Oklahoma City or Sunrise or Oxford or Dallas or Austin
$129k-$165k/yr HybridFull Time
Cotality
Cotality: Provider of property intelligence, data, and analytics solutions.
5+ YOEBachelor's or Master's in Computer Science/AI or related, 5+ years software engineering, expert Python/FastAPI, microservices, Snowflake/Databricks, cloud (GCP/AWS/Azure), Agile (Jira/Confluence), strong communication and mentoring skills.
Python, FastAPI, Snowflake, Databricks, GCP, AWS, Azure, Jira, Confluence, YAML
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Irvine, California, United States
$191k-$253k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
5+ YOE5+ years in software development with Python, C++, Rust, Go, JavaScript; strong data processing; navigate complex systems; eligible for U.S. Secret clearance.
Python, C++, Rust, Go, JavaScript
1mo
Save
Mark Applied
Hide
Front End Developer Tableau/Python
Norco, California, United States
$70k-$143k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEActive SECRET clearance and U.S. citizenship required; Bachelor’s in CS/Engineering; 5+ years software development; proficiency with Python, SQL, Java/C#/JavaScript, relational DBs, Tableau, front-end frameworks, cloud platforms, Git, and Agile.
Tableau, Python, SQL, Java, C#, JavaScript, Oracle, PostgreSQL, MySQL, React, Angular, Vue.js, Node.js, .NET, AWS, Azure, Google Cloud, Git, CI/CD, Agile
2mo
Save
Mark Applied
Hide
Senior Software Engineer - Micro Grid Controller
Irvine, California, United States
$114k-$171k/yr OnsiteFull Time
ETAP
ETAP: Electrical power system modeling and analysis software solutions.
7+ YOESenior Software Engineer with 7+ years in C/C++, Python, or Perl; strong Linux; experience with CI/CD, system integration, and cybersecurity for critical infrastructure.
C, C++, Python, Perl, Linux, RHEL, MongoDB, SQL, Modbus, DNP3, IEC 61850, CI/CD
1mo
Save
Mark Applied
Hide
Principal Software Engineer (Python)
Irvine or Oklahoma City or Sunrise or Oxford or Dallas or Austin
$155k-$180k/yr HybridFull Time
Cotality
Cotality: Provides property data, analytics, and workflow intelligence solutions.
10+ YOEMaster's or Bachelor's in CS/AI (required), 10+ years software engineering, expert Python/FastAPI, semantic/graph and RAG experience, cloud (GCP/AWS/Azure), Git/Unix, ADK, vector DBs, strong communication and leadership.
Git, Unix, Python, FastAPI, FastMCP, ADK, Vector Databases, GraphRAG, RAGAS, DeepEval, HyDE, GCP, AWS, Azure
3mo
Save
Mark Applied
Hide
Engineering - Data Platform - Senior Software Engineer
Carlsbad, California, United States
OnsiteFull Time
LightBox
LightBox: Providing data and workflow solutions for commercial real estate.
6+ YOE6+ years of software engineering; production API/microservice experience; Python/TypeScript; cloud (AWS/GCP); containers; CI/CD; developer tooling; LLM integration patterns.
Python, TypeScript, Node.js, AWS, GCP, Docker, Kubernetes, CI/CD, APIs, Microservices, OpenAI, LiteLLM, OpenRoute, AWS BedRock
4w
Save
Mark Applied
Hide
Senior Developer
Newport Beach, California, United States
$175k-$240k/yr OnsiteFull Time
PIMCO
PIMCO: Global investment management firm specializing in fixed income strategies.
8+ YOEBS/MS/PhD in CS, Mathematics, or related; 8+ years software development with Java and Python; experience with distributed, cloud-ready, data-intensive applications, Kafka, caching, SQL/NoSQL, REST APIs, and deep financial domain knowledge.
Java, Python, Kafka, Memcached, Ignite, Snowflake, AWS, SQL, NoSQL, RESTful APIs
2mo
Save
Mark Applied
Hide
1620 Supply Chain Technology and Innovation - Senior Software Developer - Automation
Temecula, California, United States
HybridFull Time
FFF Enterprises
FFF Enterprises: Distributes specialty biopharmaceuticals and provides healthcare supply chain services.
5+ YOESenior software developer with Go, full-stack skills, automation/integration experience, CI/CD, Agile; SAP EWM/WMS knowledge; Bachelor’s degree or equivalent experience.
Go, SQL, Python, C#, Java, Linux, Windows, Docker, Kubernetes, AWS, Azure, GCP, REST, MQTT, Modbus, CIP, SAP EWM, EWM/WMS
2mo
Save
Mark Applied
Hide
Senior Software Engineer, Infrastructure & Simulation
Huntington Beach, California, United States
$165k-$220k/yr OnsiteFull Time
Mach Industries
Mach Industries: Designs and manufactures autonomous unmanned aerial vehicles for defense.
5+ YOE5+ years building production systems or developer infrastructure; strong C++ and Python/Rust/C; experience with simulation/test/validation frameworks; CI/CD, Docker; distributed/cloud compute; Jenkins/GitHub Actions; Terraform.
C++, Python, Rust, C, Docker, Jenkins, GitHub Actions, Terraform, CI/CD, Linux
1mo
Save
Mark Applied
Hide
Front End Developer Tableau/Python
Norco, California, United States
$70k-$143k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOEActive Secret clearance and U.S. citizenship required. Bachelor’s in CS/Engineering, 5+ years software development, proficiency with Python, SQL/relational DBs, Tableau, front-end frameworks, cloud platforms, Git, and Agile.
Tableau, Python, SQL, Java, C#, JavaScript, Oracle, PostgreSQL, MySQL, React, Angular, Vue.js, Node.js, .NET, AWS, Azure, Google Cloud, Git, CI/CD
2w
Save
Mark Applied
Hide
Senior Software Engineer
Arlington or Woburn or Carlsbad or Aurora or Boston or Dayton or Melbourne
$140k-$170k/yr HybridFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
5+ YOEProven Java and Spring development experience, microservices and API design, containerized infrastructure (Docker/Kubernetes), experience with Kafka/NATS and GitLab, Python for AI/data integration, and ability to obtain Top Secret clearance.
Java, Spring Boot, Linux, Docker, Kubernetes, Kafka, NATS, GitLab, Python
1mo
Save
Mark Applied
Hide
Senior Digital Engineer
Sydney or Sydney or Irvine or Boston or Bangalore or Cambridge or Hangzhou or Taipei or Tokyo or Sydney
OnsiteFull Time
Morse Micro
Morse Micro: Develops low-power Wi-Fi HaLow semiconductor chips for IoT.
5+ YOE5+ years as Senior Digital Engineer; strong Verilog/SystemVerilog; RTL design; low-power techniques; collaborate with firmware/PHY teams.
Verilog/SystemVerilog, C, Python, Tcl, Shell, Makefiles, UPF/CPF, Scripting and automation
3mo
Save
Mark Applied
Hide
Senior Manufacturing Test Engineer
Irvine, California, United States
$110k-$135k/yr OnsiteFull Time
Beta Bionics
Beta BionicsNASDAQ: BBNX: Develops autonomous bionic pancreas systems for diabetes management.
5+ YOELead development and validation of manufacturing test methods; 5-8+ years in manufacturing test engineering; Python; FAT/SAT; regulatory knowledge.
Python, SQL, Pandas, DAQ, PLC, Test Automation
1mo
Save
Mark Applied
Hide
Senior Software Engineer (Temp) | Diablo Immortal | Irvine, CA
Irvine, California, United States
$101k-$187k/yr HybridFull Time
Blizzard Entertainment
Blizzard EntertainmentNASDAQ: MSFT: Develops and publishes interactive video games and services.
8+ YOE8+ years in game dev, platform engineering, or live services; strong in distributed systems; proficient in JavaScript, Python, or C#; CI/CD and cloud (AWS/GCP); able to lead cross-team initiatives.
JavaScript, Python, C#, Jenkins, CI/CD, AWS, GCP, Battle.net, Google Play, Apple App Store
1w
Save
Mark Applied
Hide
Senior SQL Developer
Costa Mesa, California, United States
$130k-$150k/yr HybridFull Time
CareConnectMD
CareConnectMD: Delivers coordinated primary and palliative care for geriatric patients.
6+ YOE6+ years experience with SQL and Python, healthcare claims/EMR knowledge (CCLF), Power BI/SSRS/Qlik reporting, data modeling, and strong communication and problem-solving skills.
Power BI, SSRS, Qlik, Python, Node.js, Ruby, Java, .NET, Azure, SQL, MySQL, Data Factory, HL7, FHIR, Docker, Kubernetes, Jenkins, GitHub, Salesforce, EMR, HIE, LLM
18h
Save
Mark Applied
Hide
Software Development Staff Engineer Senior
Costa Mesa, California, United States
$185k-$233k/yr RemoteFull Time
Experian
ExperianLondon Stock Exchange: EXPN: Provides data and analytical tools to manage credit risk.
5+ YOE5+ years software development experience, Bachelor's in related field, strong Python and AWS experience, SQL/NoSQL, CI/CD, secure coding, and experience with data engineering and ML integrations.
Python, Pandas, SciPy, PySpark, Pydantic, AWS, EC2, S3, RDS PostgreSQL, Lambda, SQL, MongoDb, AWS DocumentDb, CodeCommit, CodeDeploy, CodePipeline, Harness, Jenkins, CLI, BitBucket, Git
2mo
Save
Mark Applied
Hide
Senior Service Reliability Engineer
Aliso Viejo, California, United States
$172k-$258k/yr HybridFull Time
Sony Interactive Entertainment
Sony Interactive EntertainmentNYSE: SONY: Provides PlayStation gaming hardware, software, and digital network services.
7+ YOE7+ years in software development and/or Linux systems; strong communication; on-call availability; Linux prod systems; Python (preferred); experience with distributed storage, NoSQL, data technologies; Kubernetes and AWS; monitoring and configuration management.
Python, Bash, Go, Java, C++, Rust, Hadoop, Ceph, MongoDB, Redis, Cassandra, ElasticSearch, Kafka, PostgreSQL, MySQL, Prometheus, Grafana, Kubernetes, AWS, Ansible, SaltStack, Puppet, Chef
2mo
Save
Mark Applied
Hide
Senior Software Engineer, Backend
Long Beach, California, United States
$159k-$267k/yr OnsiteFull Time
Vast
Vast: Develops and operates commercial artificial-gravity space stations.
6+ YOE6+ years backend experience; BA/BS in CS/engineering; strong cloud, API, security, and distributed systems; proficient in Python/Go/Rust/C++
Docker, Kubernetes, Linux, API design, Security
1w
Save
Mark Applied
Hide
Senior Software Engineer
Boston or Encinitas
$142k-$192k/yr OnsiteFull Time
Paperless Parts
Paperless Parts: Cloud-based quoting software for custom part manufacturers.
5+ YOE5+ years experience building full-stack web applications; strong Python (Django/FastAPI), TypeScript/React, AWS, PostgreSQL, Docker, and CI/CD (Jenkins) experience; API design and mentoring skills; US citizenship or green card required.
Python, Django, FastAPI, TypeScript, React, PostgreSQL, AWS, Docker, Jenkins, Node/Express, Java/Spring
1mo
Save
Mark Applied
Hide
Senior Principal Software Engineer - DevSecOps Embedded Communications - Active Secret (Onsite)
Cedar Rapids or Morrisville or Fullerton or Fort Wayne or El Segundo
$132k-$252k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
10+ YOEDevSecOps expert with on-prem, air-gapped environments; Bash/Python; GitLab; containers; IaC; Linux; security tooling; strong networking.
GitLab, GitLab Runners, Docker, Podman, Kubernetes, Ansible, Chef, Puppet, Terraform, Bash, Python, JFrog Artifactory, Grafana, Prometheus, Linux