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Top iOS Developer Jobs in Denver & Boulder, CO

Reposted 2 Days AgoSaved
Remote or Hybrid
Colorado
100K-155K Annually
Senior level
100K-155K Annually
Senior level
Cloud • Computer Vision • Information Technology • Sales • Security • Cybersecurity
As a Lead Mobile Developer, you will design and maintain iOS apps, mentor developers, optimize performance, and integrate with backend services while collaborating with cross-functional teams.
Top Skills: Android SdkCombineCore DataGradleJetpackKotlinSwiftSwiftuiUikitXcode
6 Hours AgoSaved
Remote
Colorado
145K-170K Annually
Mid level
145K-170K Annually
Mid level
Software
Design, build, and maintain an iOS app using Obj-C and Swift. Collaborate with teams, debug issues, and refine features.
Top Skills: CoredataObj-CSwiftXctest
Reposted 6 Days AgoSaved
Remote
Colorado
135K-190K Annually
Mid level
135K-190K Annually
Mid level
Mobile
As a Senior iOS Developer, you'll release features weekly, collaborate closely with product and design, and improve systems for users.
Top Skills: AnimationCachingFrontend FundamentalsiOSState Management
Reposted 6 Days AgoSaved
In-Office
Colorado
Mid level
Mid level
Information Technology • Software
The iOS Engineer will handle full lifecycle development, including requirements gathering, designing solutions, coding, testing, implementation, and support.
Top Skills: C#iOSJavaObjective-C
Reposted 10 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Blockchain • Fintech • Information Technology • Software • Financial Services
Lead development of Aave's iOS app: build secure wallet and blockchain integrations, ship polished UIKit-based UI, optimize performance, collaborate with design and backend teams, and own large product areas end-to-end.
Top Skills: Account AbstractionAnalyticsBlockchainEncryptionKey ManagementOff-ChainOn-ChainRpcSecure StorageSwiftTransaction SigningUikitWallet Integration
Reposted 11 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
185K-275K Annually
Expert/Leader
185K-275K Annually
Expert/Leader
Healthtech • Mobile • Analytics
Lead development of native iOS features (food tracking, activity logging, weight trends, AI-driven insights), deliver premium UI/UX with modern Apple frameworks, own flagship initiatives (Lock Screen Widgets, Live Activities, health data integrations), shape app architecture and standards, and collaborate cross-functionally while mentoring engineers.
Top Skills: Clean ArchitectureCombineCore DataFastlaneFeature FlaggingGithub ActionsHealthkitIos SdkLive ActivitiesLock Screen WidgetsMvvmSwiftSwift ConcurrencySwiftuiXctest
Reposted 18 Days AgoSaved
Remote
Colorado
Mid level
Mid level
Gaming • Software
The iOS Engineer will develop and improve the Chess.com iOS app, collaborating with teams, enhancing code quality, and implementing automated testing.
Top Skills: Objective-CSwiftSwiftuiUikitXcode Cloud
24 Days AgoSaved
Easy Apply
Remote or Hybrid
Colorado
Easy Apply
180K-226K Annually
Senior level
180K-226K Annually
Senior level
eCommerce • Healthtech • Kids + Family • Retail • Social Media
The Senior iOS Engineer will enhance Babylist's app, collaborating on user experience, optimizing performance, and maintaining high coding standards.
Top Skills: Auto LayoutCoreanimationFigmaiOSSketchpadSwiftUikit
Reposted YesterdaySaved
Remote
Colorado
185K-185K Annually
Senior level
185K-185K Annually
Senior level
Events • Software • Sports
Responsible for developing and enhancing mobile applications, addressing platform and native bugs, collaborating with teams, and optimizing app performance.
Top Skills: Ci/CdGraphQLKotlinKotlin MultiplatformSwiftSwiftui
Reposted YesterdaySaved
Remote
Colorado
Senior level
Senior level
Information Technology • Software
The Core iOS Senior Engineer will lead mobile development projects, troubleshoot issues, and contribute to code reviews, requiring strong experience in Objective-C and mobile software development.
Top Skills: Apple SdksGitGitInstrumentsObjective-CSwiftXcode
Reposted YesterdaySaved
Remote
Colorado
128K-267K Annually
Senior level
128K-267K Annually
Senior level
AdTech • Digital Media • Information Technology • Other
Lead technical implementation for Yahoo Mail iOS application development, ensure code quality, collaborate with teams, and optimize performance.
Top Skills: AppiumC++CSS3EspressoHTML5JavaJSONKiwiNode.jsObjective-CRoboelectricSwiftTypescriptXcuitest
Reposted 24 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
120K-178K Annually
Mid level
120K-178K Annually
Mid level
Artificial Intelligence • Information Technology • Machine Learning • Marketing Tech • Software • Biotech • Design
As an iOS Engineer, you will develop and maintain features for the Oura app, collaborating with various teams to enhance user experience and code quality.
Top Skills: C++Ci/CdCoreanimationCoregraphicsKotlin MultiplatformMl AlgorithmsPyTorchSwiftSwiftuiTypescriptUikit
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Reposted 2 Days AgoSaved
Remote
Colorado
153K-257K Annually
Senior level
153K-257K Annually
Senior level
Other • Real Estate • PropTech
As a Senior iOS Engineer, you will design and integrate 3D experiences on iOS, solve architectural challenges, collaborate with teams, and optimize mobile capabilities.
Top Skills: ArkitAvfoundationMetalSwiftSwiftui
Reposted 2 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Fintech • Mobile • Payments • Software
The Senior iOS SDK Engineer will design, build, and support SDKs for in-app subscriptions, focusing primarily on iOS while also engaging with Android and hybrid SDKs. Responsibilities include shipping high-quality products and collaborating effectively in a remote team.
Top Skills: iOSJetpack ComposeKotlinPythonSwiftSwift Ui
Reposted 2 Days AgoSaved
Remote
Colorado
105K-130K Annually
Mid level
105K-130K Annually
Mid level
Consumer Web • Fitness • Other
As an iOS Engineer, you'll design and build features for the AllTrails iOS app, collaborate with teams, address bugs, and ensure scalable code.
Top Skills: Auto LayoutCoredataGitGitObjective-CRestful ApisSqliteSwiftXcode
3 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
180K-210K Annually
Senior level
180K-210K Annually
Senior level
Artificial Intelligence • eCommerce • Software
As a Staff iOS Mobile Engineer, you will lead the development of Wizard AI's first iOS app, owning its architecture and integration with AI features, and collaborating with cross-functional teams to create a user-friendly experience.
Top Skills: AWSAzureCombineExpressGCPGraphQLJavaScriptMongoDBMySQLNode.jsObjective-CPostgresReactRestSwiftSwiftuiTypescriptUikit
Reposted 4 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
140K-200K Annually
Senior level
140K-200K Annually
Senior level
Software
The Senior iOS Engineer will lead product decisions, ship code for the iOS app, and enhance the app's architecture, ensuring a user-centric experience.
Top Skills: Ci/CdFastlaneGitSwiftSwiftui
Reposted 6 Days AgoSaved
Remote
Colorado
170K-185K Annually
Senior level
170K-185K Annually
Senior level
Artificial Intelligence • Machine Learning • Software • Analytics
The Senior iOS Engineer will lead the development of the iOS SDK, collaborate with cross-functional teams, and enhance deployment processes while ensuring software quality through rigorous testing.
Top Skills: AWSGoKubernetesObjective-CReact NativeSpring BootSwiftSwift Package ManagerSwiftuiUikitXcodeXctest
Reposted 7 Days AgoSaved
Easy Apply
In-Office or Remote
Colorado
Easy Apply
140K-200K Annually
Senior level
140K-200K Annually
Senior level
Software
As a Senior iOS Engineer, you will lead engineering decisions, ship production code, enhance app architecture, and shape the product roadmap for Speechify's iOS app.
Top Skills: Ci/CdFastlaneGitSwiftSwiftui
Reposted 7 Days AgoSaved
Easy Apply
In-Office or Remote
Colorado
Easy Apply
140K-200K Annually
Senior level
140K-200K Annually
Senior level
Software
Join Speechify as a Senior iOS Engineer to enhance their product, lead engineering decisions, and ensure excellent user experiences.
Top Skills: Ci/CdFastlaneGitMultithreadingSwiftSwiftui
Reposted 7 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
Mid level
Mid level
Software
As a Software Engineer, you will work with AI researchers to deploy models, improve performance, and deliver critical services.
Top Skills: DockerGCPKubernetesMlPython
Reposted 7 Days AgoSaved
Easy Apply
In-Office or Remote
Colorado
Easy Apply
140K-200K Annually
Senior level
140K-200K Annually
Senior level
Software
The role involves leading engineering decisions for the Speechify iOS app, shipping production code, and enhancing app architecture while focusing on user experience.
Top Skills: Ci/CdFastlaneGitMultithreadingSwiftSwiftui
Reposted 7 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
Mid level
Mid level
Software
The role involves collaborating with teams to deploy ML inference workloads, improve model performance, and enhance system visibility for AI Voices.
Top Skills: DockerGCPKubernetesMachine LearningPython
Reposted 7 Days AgoSaved
Easy Apply
In-Office or Remote
Colorado
Easy Apply
140K-200K Annually
Senior level
140K-200K Annually
Senior level
Software
As a Senior iOS Engineer at Speechify, you'll lead engineering decisions, develop production code, and enhance app architecture while working within a product team focusing on user experience and product evolution.
Top Skills: Ci/CdFastlaneGitSwiftSwiftui
Reposted 7 Days AgoSaved
Easy Apply
In-Office or Remote
Colorado
Easy Apply
140K-200K Annually
Senior level
140K-200K Annually
Senior level
Software
As a Senior iOS Engineer, you will lead product decisions, ship production code, enhance app architecture, and engage in strategic product discussions.
Top Skills: Ci/CdFastlaneGitSwiftSwiftui
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