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163 software application engineer jobs at 80 companies in Simi Valley, CA

3w
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Application Software Engineer
San Francisco or Los Angeles
$125k-$175k/yr HybridFull Time
Sift
Sift: Software platform for high-frequency hardware telemetry observability.
2+ YOE2+ years software or data engineering experience, proficiency in Python and REST APIs, EMR not relevant, strong communication, problem solving, and STEM bachelor's degree required.
Python, REST APIs, Sift APIs, Kafka, InfluxDB, SQL, AWS, GCP, Azure
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2w
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Application Software Engineer
Hawthorne, California, United States
$125k-$195k/yr OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
1+ YOEBachelor's in CS/engineering or 2+ years software experience, 1+ years full‑stack development, expertise in system design, testing, CI/CD, performance profiling, and SPA development.
Python, C#.NET, Go, Scala, Java, Make, Bazel, Pants, Buck, Gradle, pip, npm, UNIX, Terraform, Ansible, Puppet, Apache Kafka, RabbitMQ, ActiveMQ, Docker, Kubernetes, Angular, React, PostgreSQL, SQL Server
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1mo
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Application Developer
Pasadena, California, United States
$40-$47/hr OnsiteFull Time
Caltech
Caltech: Provides university-level education and scientific research services.
4+ YOEBachelor's in CS or related and 4+ years software engineering experience; expertise in Python, Linux/UNIX, shell scripting; familiarity with AI/ML, Docker, Kubernetes, Jenkins, Git/GitHub, Jira, and SQL; strong communication skills.
Python, Linux/UNIX, shell scripting, AI/ML, Docker, Kubernetes, Jenkins, Git, GitHub, Jira, SQL
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3w
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Software Engineer 3, Security
Agoura Hills, California, United States
$89k-$136k/yr HybridFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.
3+ YOE3+ years software/infrastructure engineering with hands-on application or infrastructure security, ability to read code/config, AWS/Kubernetes fluency, and strong communication skills.
Wiz, Veracode, SAST/DAST, Jira, AWS, Kubernetes, Terraform, GitLab CI/CD, ArgoCD, Python, Go, Java, Scala, Kotlin
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1mo
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SENIOR APPLICATION DEVELOPER
Los Angeles County, California, United States
$8k-$11k/mo HybridFull Time
County of Los Angeles
County of Los Angeles: Provides public services and healthcare to Los Angeles County residents.
Technical lead experience designing and maintaining multi-cloud enterprise applications; proficiency with APEX, Laravel/PHP, cloud platforms, SQL/PLSQL, Atlassian tools, and enterprise reporting; ability to translate business needs into system designs.
OCI, AWS, Azure, Atlassian, Cognos, Oracle APEX, Laravel (PHP), HTML, JavaScript, CSS, Jira, Jira Service Management, Confluence, AWS Connect, IAM, Kubernetes, SQL, PL/SQL, Power BI Gateway, eCAPS, eHR, Microsoft PowerPoint, Microsoft Visio, Microsoft SharePoint
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3w
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Software Engineer 3, Security
Agoura Hills, California, United States
$89k-$136k/yr HybridFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
3+ YOE3+ years software or infrastructure engineering with application/infrastructure security experience; ability to read code and infra, AWS/Kubernetes fluency, familiarity with Veracode and Wiz, CI/CD security integration.
Wiz, Veracode, Jira, AWS, Kubernetes, Terraform, GitLab CI/CD, ArgoCD, SAST/DAST, Python, Go, Java, Scala, Kotlin
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3h
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Application Development Engineer
Los Angeles or Dallas or Denver or Houston or New York City or Orange County or Palo Alto or San Francisco or Washington or Los Angeles
$140k-$170k/yr OnsiteFull Time
Gibson Dunn
Gibson Dunn: A global law firm advising clients on significant transactions and disputes.
5+ YOE5+ years in application development, workflow development, systems integration, or programmer/analyst roles; bachelor's degree or equivalent experience; Microsoft stack, SharePoint, Power Platform, Azure, SQL Server, and Microsoft 365 experience.
Microsoft .NET Framework, Microsoft .NET Core, C#, ASP.NET, PowerShell, JavaScript, jQuery, HTML5, CSS3, XML, XSL, XSLT, SharePoint Online, SharePoint Server, Microsoft 365, Power Apps, Power Automate, Power BI, Dataverse, Power Pages, AI Builder, REST APIs, Microsoft Graph API, web services, custom connectors, Boomi, Microsoft SQL Server, T-SQL, SSIS, SSRS, Microsoft Azure, Azure Functions, Logic Apps, App Services, API Management, Azure DevOps, Git, Team Foundation Server (TFS), K2, Nintex, IntApp Intake, Copilot Studio, Application Lifecycle Management (ALM)
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1mo
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Software Engineer
Columbus or Boston or Chicago or Austin or Los Angeles or United States or Canada or United Kingdom or Australia
$125k-$165k/yr HybridFull Time
Loop Returns
Loop Returns: Software platform automating e-commerce returns and post-purchase experiences.
2+ YOE2+ years building web applications, backend services, or APIs. Experience using AI agents in engineering workflows, testing and CI/CD, and familiarity with PHP/Laravel, Vue.js, AWS Serverless, MySQL, or DynamoDB is a plus.
Claude Code, Cursor, PHP, Laravel, Vue.js, MySQL, DynamoDB, Kubernetes, AWS, Serverless, CI/CD, lambdas
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3d
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IT Application Developer II (Remote)
Los Angeles, California, United States
$127k-$130k/yr RemoteFull Time
California FAIR Plan Association
California FAIR Plan Association: Property insurance for high-risk California homes and businesses.
4+ YOEBachelor's degree or equivalent practical experience, 4+ years of application development, and 2+ years with Duck Creek Policy or Billing; requires enterprise application, Agile, configuration, and integration experience.
Duck Creek, Duck Creek Policy, Duck Creek Billing, Agile, APIs, CI/CD
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2w
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Senior Software Engineer, Enterprise Applications
Long Beach, California, United States
$135k-$267k/yr OnsiteFull Time
Vast
Vast: Develops and operates commercial artificial-gravity space stations.
6+ YOEBachelor’s degree or equivalent experience, 6+ years of software development, and experience building, shipping, and supporting complex data-intensive full-stack applications.
React, Vue, GraphQL, Node.js, OAuth, Terraform, FastAPI, PostgreSQL, MySQL, SQL Server
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2mo
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Senior Application Security Engineer
Los Angeles or New York or San Francisco
$165k-$190k/yr HybridFull Time
Tatari
Tatari: A platform for buying and measuring TV advertising campaigns.
Production Python experience, strong hands-on application security (SAST/DAST/SCA), threat modeling, CI/CD automation, container/AWS/Kubernetes security, API security, and LLM risk mitigation.
Python, Java, Rust, AWS, Kubernetes, CI/CD, SAST, DAST, SCA, OWASP Top 10, API Security Top 10, ASVS, SPVS, AISVS, LLM
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21h
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Junior Application Developer
Long Beach or California
$74k/yr HybridFull Time
California State University
California State University: Public university system providing higher education and academic research.
BA/BS in Computer Science or related field, or equivalent education and experience. Requires basic coding, debugging, troubleshooting, communication, analytical, and organizational skills; PeopleSoft experience is preferred.
Oracle, PeopleSoft, ServiceNow, PeopleTools, Web Services, Integration Broker, Application Messaging, Application Designer, PeopleCode, Application Engine, SQR, Process Scheduler, Data Mover, SQL, HTML, XML, Microsoft Excel
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1mo
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Senior Application Security Engineer
Seattle or Los Angeles or San Francisco or California or Colorado or Connecticut or Delaware or Hawaii or Illinois or Maine or Maryland or Massachusetts or Minnesota or Nevada or New Jersey or New York or Rhode Island or Virginia or Washington or Washington DC or United States
$141k-$259k/yr OnsiteFull Time
Nordstrom
Nordstrom: Operates luxury department stores and off-price retail outlets.
4+ YOE4+ years in application security or related field; experience shipping security tooling and automation; expert threat modeling, security design review, and manual code review; fluent reading/writing code in Java, Kotlin, C#, or Python; cloud-native and LLM/AI security knowledge.
Java, Kotlin, C#, Python, SAST, SCA, DAST, secrets scanning, GitHub Advanced Security, JFrog Artifactory, AWS, GCP, Azure, Kubernetes, LLM
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3w
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Senior Mobile Application Developer
Burbank, California, United States
$110k-$205k/yr HybridFull Time
Warner Bros. Discovery
Warner Bros. DiscoveryNasdaq: WBD: Produces and distributes multimedia entertainment content and news worldwide.
5+ YOE5+ years mobile application development experience with expert Kotlin/Java and strong Swift; experience with Android, iOS/tvOS/macOS platforms, app store administration, CI/CD, and video streaming technologies.
Kotlin, Java, Swift, SwiftUI, UIKit, Combine, Swift Concurrency, Xcode, TestFlight, App Store Connect, Android SDK, Google Play Console, Bitmovin, DRM, Google Cast, GitHub, Bitrise
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1mo
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Software Engineer/Principal Software Engineer - Java
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+ YOEMust be able to obtain/transfer Top Secret clearance and SAP access; experience developing Java/JEE applications, JMS, Web Services, XML; Bachelor's degree in STEM (or higher) with 2+ years experience (senior level options require more).
Java, Java Enterprise Edition (JEE), JMS, Web Services, XML, XPath, XSLT, XSD, Kubernetes, Docker, Ansible, Cucumber, Knockout, microservices
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2mo
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Presales Application Engineer in Los Angeles, California, United States
Los Angeles, California, United States
$90k-$110k/yr OnsiteFull Time
Arup
Arup: Provide engineering and design services for the built environment.
2+ YOEBachelor’s in Mechanical/Aerospace/Civil or related field; 2+ years in software as Presales/Application Engineer or FE Analyst; strong knowledge of Ansys/LS-DYNA; CAE workflow understanding; coding skills in C++, Python, or JavaScript a plus; strong communication.
Ansys, LS-DYNA, C++, Python, JavaScript
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1mo
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Software Engineer, Android, Level 5
Santa Monica or Los Angeles or New York City or Bellevue or Seattle or San Francisco or Palo Alto
$178k-$313k/yr OnsiteFull Time
Snap
SnapNYSE: SNAP: Provides visual messaging software and augmented reality wearable devices.
6+ YOE6+ years software development experience, Bachelor's degree or equivalent, Android development expertise, proficiency with Kotlin/Java, experience with RxJava and Dagger, EMR not applicable.
Kotlin, Java, RxJava, Dagger, Android
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2mo
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Senior Software Engineer, WebOTT
San Francisco or Los Angeles or New York City
$186k-$266k/yr HybridFull Time
Tubi
TubiNASDAQ: FOXA: Free ad-supported streaming service for movies and television.
5+ YOE5+ years building high-performance web applications with React, Redux, JavaScript/TypeScript, HTML5/CSS and Web APIs; experience leading initiatives and mentoring engineers; CI/CD and infrastructure familiarity.
React, Redux, Node.js, GitHub Actions, Terraform, CDN, JavaScript, Web APIs, HTML5, CSS, TypeScript
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1mo
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Staff Software Engineer, PEO Benefits
Denver or San Francisco or New York or Toronto or Los Angeles or Seattle
$163k-$247k/yr HybridFull Time
Gusto
Gusto: Cloud-based payroll and HR software for small businesses.
8+ YOE8+ years software development experience, PEO experience preferred, experience with large Ruby on Rails and JavaScript/React applications, AI tool fluency, and mentoring ability.
Ruby on Rails, Javascript, React
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1mo
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Senior Software Systems Engineer
Los Angeles or Boston or Colorado Springs
$156k-$244k/yr RemoteFull Time
Revolution Space
Revolution Space: Building advanced in-space propulsion systems for satellites.
10+ YOEBachelor's in CS/Engineering,10+ years systems engineering experience,proficiency in Python/C++/Java/JavaScript,OS and networking knowledge,EMR? (not applicable),requirements tools experience,ability to obtain U.S. security clearance.
Python, C++, Java, JavaScript, Linux, Windows Server, TCP/IP, DNS, MS Excel, DOORS, Large Language Models, AWS, Azure, GCP, Ansible, Docker, Kubernetes, MBSE, SysML
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