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30 mobile software engineer jobs at 24 companies in Simi Valley, CA

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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
2mo
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Principal Software Engineer - Mobile Development
Valencia or San Diego or San Jose
$107k-$203k/yr HybridFull Time
Boston Scientific
Boston ScientificNYSE: BSX: Manufacturer of interventional medical devices and technologies.
8+ YOEBachelor's degree in CS/Software Engineering, 8+ years Android mobile development (≥2 years medical device apps), 3+ years AWS experience, expertise with Kotlin/Java/Android Jetpack, BLE and secure protocols, knowledge of medical device software standards.
Kotlin, Kotlin Multiplatform, Java, Android Jetpack, MVVM, Rx, XML data binding, Bluetooth Low Energy (BLE), AWS KMS, AWS S3, AWS DynamoDB, AWS Cognito, API Gateway, AWS EC2, AWS CloudWatch, Jenkins, Git, SonarQube, Atlassian Agile tools, TensorFlow, Pandas, NumPy, R, HTTPS, OAuth
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3w
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Mobile Software Engineer II
Sylmar, California, United States
$82k-$141k/yr OnsiteFull Time
Abbott
AbbottNYSE: ABT: Provides medical devices, diagnostics, and science-based nutritional products.
5+ YOE5+ years development experience, strong Android/iOS workflows, C#/.NET and mobile solutions (MAUI), Python/Bash/Groovy scripting, CI/CD, containers, cloud (AWS/Azure/GCP), MDM, security best practices; Bachelor's or Master's in CS/EE/CE.
Python, Bash, Groovy, C#, NUnit, xUnit, Microsoft .NET, Microsoft MAUI, Git, Docker, Kubernetes, AWS, Azure, GCP, Jenkins, GitHub Actions, Bitrise, Fastlane, AirWatch, MTX, Appium, XCTest, Espresso
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3w
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Mobile Software Engineer II
Sylmar, California, United States
$82k-$141k/yr OnsiteFull Time
Abbott
AbbottNYSE: ABT: Manufactures medical devices, diagnostics, and nutritional health products.
5+ YOE5+ years development experience; strong Android and iOS workflows; coding/scripting (Python, Bash, Groovy); C# and unit testing (NUnit, xUnit); Microsoft .NET and MAUI; Git, Docker, Kubernetes, cloud (AWS/Azure/GCP); CI/CD; MDM (AirWatch, MTX); security and Agile experience.
Android, iOS, Python, Bash, Groovy, C#, NUnit, xUnit, Microsoft .NET, Microsoft MAUI, Git, Docker, Kubernetes, AWS, Azure, GCP, Jenkins, GitHub Actions, Bitrise, Fastlane, AirWatch, MTX, Appium, XCTest, Espresso
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3mo
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Senior Mobile Software Engineer, Growth
New York or Los Angeles
$160k-$200k/yr OnsiteFull Time
Fanatics
Fanatics: A global digital sports platform for merchandise and collectibles.
5+ YOE5–8+ years in production mobile apps; strong iOS/Android; analytics and growth experimentation; cross-functional collaboration.
Swift, Objective-C, Kotlin, Java, React Native, Firebase, Amplitude, Segment
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2mo
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Senior Software Engineer - Publishing Platform, Riot Mobile
Los Angeles, California, United States
$162k-$227k/yr OnsiteFull Time
Riot Games
Riot Games: Developing and publishing competitive multiplayer video games.
4+ YOE4+ years professional software engineering experience building and shipping mobile applications; degree in CS or comparable experience; experience with complex codebases, UX collaboration, and technical decision-making.
iOS, Android, Kotlin Multiplatform (KMP), Riot APIs, AWS Lambdas, React, Riot’s internal SDK, Spring Boot, Java, Firebase, Statsig, DataDog
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1mo
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Software Engineer II (Mobile)
Los Angeles, California, United States
$116k-$145k/yr RemoteFull Time
EVgo
EVgoNASDAQ: EVGO: Operates a nationwide public electric vehicle charging network.
5+ YOE5+ years related experience typically with a Bachelor’s (alternatively 3 years with a Master’s or PhD), strong Kotlin/Android skills, mobile architecture (Jetpack Compose, Coroutines, Flow, MVVM/MVI), REST/GraphQL integration, familiarity with Bluetooth LE/NFC, Google Maps SDK, Node.js/TypeScript, CI/CD and analytics tools.
Kotlin, Android SDK, Jetpack Compose, Coroutines, Flow, MVVM, MVI, RESTful APIs, GraphQL, Bluetooth LE, NFC, Google Maps SDK, Node.js, TypeScript, GitLab CI/CD, Fastlane, Firebase App Distribution, Amplitude, Braze, Dash0, Jira
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3mo
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Principal Mobile Engineer
Los Angeles or New York or Birmingham or Miami or Tampa or Cincinnati or Blue Ash
$149k-$214k/yr HybridFull Time
Green Dot
Green DotNYSE: GDOT: Provides mobile banking and payment solutions to consumers and businesses.
10+ YOE10+ years mobile development; strong iOS/Swift; Android knowledge; cloud and analytics; leadership.
Xcode, Android Studio, Git, Jira, Confluence, Figma, Firebase, Datadog, Swift, SwiftUI, Combine, UIKit, Kotlin, Azure DevOps, Fastlane
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2mo
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Mobile Engineer 5 - Commerce Design System
Los Gatos or Los Angeles or Seattle
$388k-$558k/yr OnsiteFull Time
Netflix
NetflixNASDAQ: NFLX: Global video streaming and media production service.
Mobile UI engineer with Kotlin/Jetpack Compose focus; Android and iOS experience; design system development; cross‑platform familiarity; AI tooling.
Kotlin, Jetpack Compose, Dagger/Hilt, Circuit, Swift, SwiftUI, UIKit, GraphQL
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3w
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Software Engineer, AI Native
Glendale, California, United States
$160k-$180k/yr HybridFull Time
Age of Learning
Age of Learning: Develops digital education programs for young children.
5+ YOE5+ years software engineering experience, 2+ years building with LLMs/AI coding assistants, experience shipping cross-platform mobile apps, familiarity with agentic workflows, strong communication and collaboration skills.
MCP, Svelte, SvelteKit, REST, gRPC, JavaScript, TypeScript, Flutter, Dart
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2w
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Principal Mobile Developer
Los Angeles or Temecula or Irvine or San Diego
$150k-$220k/yr OnsiteFull Time
BlackBerry
BlackBerryNYSE: BB: Provides cybersecurity software and secure embedded systems for businesses.
Bachelor's or equivalent; experience with C/C++, Java, Python, Android/AOSP, Linux, Agile and continuous integration; strong analytical, debugging, and collaborative skills.
Java, C/C++, Python, Android, AOSP, Linux, Agile, Continuous integration
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2mo
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Software Engineer, Full Stack
El Segundo or Remote
$131k-$150k/yr HybridFull Time
ImmunityBio
ImmunityBioNASDAQ: IBRX: Develops next-generation immunotherapies for cancer and infectious diseases.
3+ YOE3+ years full-stack or mobile development; strong JavaScript/TypeScript; React/Next.js/Svelte; mobile iOS/Android; Docker/Kubernetes preferred; AI/LLM frameworks preferred.
JavaScript, TypeScript, React, Next.js, Svelte, Node.js, Docker, Kubernetes, LangChain, LlamaIndex, CrewAI
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2mo
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Mobile Developer (iOS and Android)
El Segundo, California, United States
$120k-$240k/yr OnsiteFull Time
Circadia Health
Circadia Health: Develops contactless monitoring devices for continuous patient vitals tracking.
Proficient in Swift for iOS and Kotlin for Android; experience with iOS/Android architecture, performance optimization, and platform guidelines; familiarity with React/TypeScript; strong TDD, security, and documentation practices.
Swift, Kotlin, Objective-C, Java, TypeScript, iOS Frameworks, Android Frameworks, React Native, Flutter, Kotlin Multiplatform, REST, GraphQL, WebSockets, MQTT, AWS, Firebase, SQLite, Core Data, Realm, XCTest, XCUITest, JUnit, Espresso, Mockito, Git, Fastlane, Xcode Cloud, GitHub Actions, Jenkins, CircleCI, Confluence, Markdown, Firebase Crashlytics, Sentry, Prometheus, Grafana
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1mo
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Mobile Engineering Manager
Los Angeles, California, United States
$230k/yr RemoteFull Time
Jump
Jump: Unified ticketing and fan engagement platform for sports teams.
8+ YOE2+ Mgmt8+ years software engineering, 2+ years engineering management, iOS (Swift/SwiftUI), Kotlin Multiplatform, performance-focused mobile apps, multi-tenant architectures, strong communication.
Swift, SwiftUI, Kotlin Multiplatform, iOS, Android, APIs, CI/CD
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1w
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Web Interface Software Engineer
Los Angeles, California, United States
$43-$57/hr HybridFull Time
Motorola Solutions
Motorola SolutionsNYSE: MSI: Provides mission-critical communications and public safety technology.
1+ YOEBachelor's in EE/CS/CE,1+ year JavaScript/HTML/Python experience, mobile-friendly web UI development, U.S. Person required, background check and drug test contingent.
JavaScript, HTML, Python, C
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2mo
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Mobile Engineering Manager - iOS
Santa Monica, California, United States
$136k-$204k/yr OnsiteFull Time
Red Bull
Red Bull: Produces energy drinks and manages global sports and media.
10+ YOE5+ Mgmt10+ years software development; 5+ years engineering management; strong Apple ecosystem expertise; bachelor-level degree; on-call readiness.
Swift, SwiftUI, UIKit, iOS, tvOS, Xcode, CI/CD
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3mo
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Senior Director, Home Software Applications
Oakland or Waukesha or Toronto or South Portland or North Billerica or Santa Monica
$239k-$323k/yr OnsiteFull Time
Generac
GeneracNYSE: GNRC: Manufactures backup power generators and energy technology solutions.
15+ YOE5+ Mgmt15+ years software engineering with 5+ years senior leadership; experience delivering mobile and cloud software; hands-on AI/LLM deployment; strong leadership.
Claude Code, Amazon Bedrock, Mobile (iOS/Android), Cloud, Backend services, AI/LLM tooling
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1mo
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Senior React Native Engineer
San Francisco or Los Angeles
$160k-$210k/yr OnsiteFull Time
Arena Club
Arena Club: Digital marketplace and vaulting service for sports collectibles
7+ YOEBachelor's in CS/Engineering, 7+ years mobile app development, proficiency in React Native and iOS/Android ecosystems, familiarity with Rx, IoC/DI, Bazel, A/B testing, analytics, CI and automated testing; experience leading mobile launches and using AI tools (Claude, Cursor).
React Native, iOS, Android, Rx, IoC/DI, Bazel, Claude, Cursor, A/B testing, analytics
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18h
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Sr. Developer, Flutter
Los Angeles, California, United States
RemoteFull Time
Herbalife
HerbalifeNYSE: HLF: A global nutrition selling weight management and dietary supplements.
8+ YOE8+ years mobile development experience with 4+ years Flutter; native iOS/Android and cross-platform expertise; prototyping, experimentation, mobile architecture, analytics, CI/CD, and strong communication skills.
Flutter, Swift, SwiftUI, Kotlin, React Native, Xcode, Android Studio, Firebase, Crashlytics, Fastlane, Jenkins, GitHub Actions, AWS, Azure, Google Cloud, ARKit, ARCore, Core Data, Room, Realm, SQLite
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2d
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Founding Full Stack Engineer, AI Incubation
Los Angeles, California, United States
$300k-$325k/yr HybridFull Time
Match Group
Match GroupNASDAQ: MTCH: Operates a portfolio of global online dating applications.
8+ YOE8+ years engineering experience; staff/principal-level ownership; deep full-stack range; experience with mobile (React Native, Swift, Kotlin, Flutter); AI-powered product experience; strong reliability, privacy, and product judgment.
React Native, Swift, Kotlin, Flutter
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2d
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Design Engineer, Core Snapchat
Los Angeles or Santa Monica
$209k-$313k/yr OnsiteFull Time
Snap
SnapNYSE: SNAP: Develops social media applications and augmented reality technology.
6+ YOE6+ years software development experience, iOS (Objective-C/Swift) expertise, rapid mobile prototyping, product strategy experience, strong communication and problem-solving skills.
iOS, Objective-C, Swift, AI, Figma, Sketch, Framer, Origami, Principle
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