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3,744 software jobs at 1,247 companies in Simi Valley, CA

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
Help us #BeatIndeed & #BeatLinkedIn
1d
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Software Engineer / Principal Software Engineer
Palmdale or San Diego or El Segundo
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOESTEM degree with 2+ years (software) or 5+ for principal, experience with coding languages, ability to obtain US Secret clearance/SAP, and willingness to travel up to 25%.
Blazor, .Net, C#, Azure DevOps, Selenium, Oracle, SQL Server, Transact SQL, Git, HTML5, Javascript, AIGit
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3mo
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Software Engineer (C++)
Hawthorne or El Segundo
$110k-$150k/yr OnsiteFull Time
Freeform
Freeform: Deploys autonomous AI-powered metal 3D printing factories.
3+ YOE3+ years software development; proficiency in C++, Go, or Rust; experience with high-performance systems and real-time software.
C++, Go, Rust, Linux, RTOS, FPGA, GPU
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3mo
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Software Engineer
Pasadena, California, United States
$150k-$350k/yr OnsiteFull Time
Cover
Cover: AI-powered concealed weapon detection systems using terahertz imaging radar.
Real-time data visualization software development; GUI experience; degree in CS/EE; US person; in-office in Pasadena, CA.
Python, C++, Qt, PyQt, Tkinter
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Software Engineer / Principal Software Engineer
Palmdale or San Diego or El Segundo
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEBachelor's or Master's in STEM with 2+ (software) to 5+ (principal) years experience, experience with coding languages, ability to obtain US Secret clearance and SAP, EM/CI tools familiarity.
Blazor, Web Assembly, .Net, C#, Azure DevOps, Selenium, Oracle, SQL, SQL Server, Transact SQL, Git, HTML5, Javascript, AIGit
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2mo
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Software Engineer, Flight Software (Starship)
Hawthorne, California, United States
$125k-$175k/yr OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
0+ YOEBachelor's degree in a STEM field or 2+ years of software development experience; experience with C++/Rust; embedded/real-time or distributed systems; strong problem-solving and communication skills.
C++, Rust, Embedded systems, Distributed systems
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1w
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Software Engineer I, Mission Software
Long Beach, California, United States
$111k-$157k/yr OnsiteFull Time
Vast
Vast: Develops and operates commercial artificial-gravity space stations.
1+ YOEBachelor's in CS/math/engineering required; 1+ year academic/internship software experience preferred. Experience with full-stack development, APIs, containers, time-series data, and modern web frameworks.
Docker, Kubernetes, React, Next.js, Vue, GraphQL, REST, RPC, Node.js, OAuth, Terraform, Helm, SQL, Monitoring, Observability, Instrumentation
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Software Engineer
Universal City, California, United States
$105k-$145k/yr RemoteFull Time
NBCUniversal
NBCUniversalNASDAQ: CMCSA: Produces and distributes entertainment content and theme park experiences.
3+ YOE3+ years professional software development with Python and JavaScript (ReactJs), SQL experience (MariaDB/MySQL), RHEL familiarity, git, API and distributed systems knowledge.
Python, JavaScript, ReactJs, SQL, MariaDB, MySQL, RHEL, Oracle Enterprise Linux, CentOS, git, Jenkins, GoCD, GitHub Actions, Cassandra, Apache Kafka, RabbitMQ
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1mo
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Software Engineer
Los Angeles, California, United States
OnsiteFull Time
ALKEME Insurance
ALKEME Insurance: Insurance brokerage and risk management services provider.
Bachelor's in CS/Engineering or equivalent, proven software development experience with Java/Python/C#/JavaScript, familiarity with web frameworks and databases, strong problem-solving and communication skills.
Java, Python, C#, JavaScript, React, Angular, Node.js, SQL, NoSQL
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2mo
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Software Engineer
Santa Monica, California, United States
$125k-$159k/yr RemoteFull Time
Edmunds
Edmunds: Provides automotive research, pricing data, and vehicle shopping tools.
3+ YOEMid-level frontend/backend software engineer with experience in client-side apps, APIs, and cloud platforms; strong JS, React, Node.js, REST/GraphQL, and performance optimization.
React, Node.js, REST, GraphQL, gRPC, AWS, GCP, Azure
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2mo
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Software Engineer
Santa Monica, California, United States
$140k-$180k/yr OnsiteFull Time
JAKKS Pacific
JAKKS PacificNASDAQ: JAKK: Designs and markets toys and licensed children's consumer products.
5+ YOE5+ years in software development; Azure cloud experience; PHP/C#/Python/JavaScript; REST APIs, microservices, Docker/Kubernetes; Power BI a plus; Bachelor's in CS or related field.
Microsoft Azure, Azure App Services, Azure Functions, Azure SQL, Azure DevOps, Cloud Security, Docker, Kubernetes, Power BI, PHP, C#, NET, JavaScript, Python
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5d
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Software Engineer
San Francisco or Los Angeles or New York City
HybridFull Time
Clera
Clera: AI talent agent matching professionals with high-growth startup roles
Proven software engineering experience; proficiency in one or more languages (Python, Java, Go, JavaScript/TypeScript); familiarity with cloud platforms (AWS/GCP/Azure); strong communication and system design skills.
Python, Java, Go, JavaScript, TypeScript, AWS, GCP, Azure
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1w
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Software Engineer
Playa Vista, California, United States
$150k-$220k/yr OnsiteFull Time
Outpost Space
Outpost Space: Building reusable spacecraft for precision Earth return and logistics.
3+ YOEBachelor's or equivalent experience,3+ years professional software development,proficiency in C++ or Python,experience with real-time/embedded systems and CI/CD preferred,strong problem-solving and cross-functional collaboration skills.
C++, Python, RTOS, CI/CD
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Principal Software Engineer
Santa Monica or Los Angeles or New York City or Bellevue or Seattle or San Francisco or Palo Alto
$235k-$414k/yr OnsiteFull Time
Snap
SnapNYSE: SNAP: Provides visual messaging software and augmented reality wearable devices.
10+ YOE10+ years software development experience, technical leadership experience, BS in a technical field (or equivalent), experience architecting distributed systems, strong software design and debugging skills, proficiency using AI tools and modern engineering workflows.
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1mo
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Software Developer
Port Hueneme, California, United States
$110k-$140k/yr OnsiteFull Time
Resource Management Concepts
Resource Management Concepts: Provides IT, cybersecurity, and engineering solutions to government agencies.
3+ YOEActive Top Secret (T5) clearance, IAT Level II certification, 3–7 years developing DoD software, bachelor's degree in a related field, Linux experience, proficiency in C/C++/Java, Agile experience.
Linux, C, C++, Java, Agile
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3w
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Software Engineer
Ventura or United States
$140k-$175k/yr RemoteFull Time
Curri
Curri: On-demand last-mile delivery platform for construction and industrial supplies.
2+ YOE2+ years building production software; full‑stack experience (TypeScript/Node, React/React Native); familiarity with Postgres, NATS, Redis; active use of AI tooling (Claude Code, Cursor); strong communication and systems awareness.
TypeScript, Node, Postgres, NATS, Redis, React, React Native, Node.js, Claude Code, Cursor, Claude, Bedrock
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1mo
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VP, Software
Oxnard, California, United States
$230k-$300k/yr OnsiteFull Time
Swarm Aero
Swarm Aero: Builds swarming unmanned aircraft and command-and-control software for autonomous aircraft networks.
10+ YOE4+ Mgmt10+ years software experience, 4+ years leading teams; experience across SaaS/product/embedded/autonomy; shipping real-world systems; strong engineering/product intuition; scaling orgs; clear communicator; AI tooling experience.
Legion, ROS, PX4
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3w
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Software Development Engineer, Devices Software & Services
Irvine or Los Angeles County
$144k-$194k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOEBachelor's degree or equivalent, 3+ years professional software development, 2+ years contributing to systems architecture/design, experience programming in at least one language, familiarity with software engineering best practices and agentic tools.
Kiro, Claude, Cursor
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Senior Software Lead
El Segundo, California, United States
$212k-$286k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
10+ YOE5+ MgmtBachelor's degree, U.S. person required, ability to obtain U.S. Secret clearance, 10+ years software development experience (C, C++, Java, Python), 5+ years engineering leadership, full software lifecycle and embedded/real-time experience preferred.
C, C++, Java, Python, GitLab, Bitbucket, JIRA, Confluence, CodeVue
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1mo
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Senior Software Lead
El Segundo, California, United States
$212k-$286k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
10+ YOE5+ MgmtBachelor's degree, ability to obtain U.S. Secret clearance (U.S. Person required), 10+ years software design/development experience, 10+ years using C/C++/Java/Python, 5+ years engineering leadership, full lifecycle software development experience.
C, C++, Java, Python, GitLab, Bitbucket, JIRA, Confluence, CodeVue
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3w
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Software Engineer, Software Modernization & Backend Systems
El Segundo, California, United States
$110k-$166k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
4+ YOEBachelor's in CS/CE/EE or related, 4+ years software engineering experience, backend/microservices/cloud architecture, data ingestion and automation experience, ability to obtain U.S. security clearance and occasional domestic travel.
Spring Boot, Camunda, BPMN, AWS, Microsoft Azure, Jenkins, Linux, REST, CI/CD, AI/ML, LLM, RAG, NLP
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