Top Senior Android Developer Jobs

Build and architect native Android or iOS applications, shared libraries, and cross-platform mobile capabilities. Partner with product, design, infrastructure, and backend teams on roadmaps, CI/CD, observability, reliability, performance, accessibility, and release practices. Serve as a mobile subject matter expert, influence technical standards, develop AI-native workflows, and mentor senior engineers. The role requires extensive native mobile development and federated application architecture experience across multiple teams.

Build and maintain native Android experiences using Kotlin, scalable mobile frameworks, reusable UI components, and modular architecture. Own initiatives from product discovery through launch, collaborate with product, design, and backend teams, and improve architecture, testing, monitoring, and engineering standards. Develop secure, performant financial products while contributing to code reviews and platform components.

Design and deliver Android system applications for Toast POS devices, including device policy enforcement, setup, firmware and app updates, background services, and fleet deployment. Lead technical design, cross-functional planning, Android and hardware upgrades, automated testing, production issue investigations, and staged rollouts. Mentor engineers and collaborate with product, hardware, QA, and software teams to build secure, reliable device-management systems.

Build and maintain Layla’s cross-platform Flutter mobile applications for iOS and Android. Own features end to end, including design, API integration, data modeling, testing, release, and support. Collaborate with product, design, and backend teams to create accessible, performant travel-planning and booking experiences. Integrate AI-driven capabilities responsibly, improve mobile architecture and reliability, contribute to native interoperability, and mentor engineers.

Build and maintain Layla’s cross-platform Flutter mobile applications for iOS and Android. Own end-to-end feature delivery, including architecture, API integration, data modeling, testing, performance, reliability, and release support. Collaborate with product, design, and backend teams to create accessible conversational travel-planning and booking experiences. Integrate AI/ML capabilities responsibly, contribute to native platform interoperability, improve engineering architecture and standards, and mentor other engineers.

Build and architect native Android mobile applications and shared components for large-scale customer experiences. Collaborate with engineering, design, product, infrastructure, and backend teams on roadmaps, performance, accessibility, CI/CD, observability, reliability, and release practices. Serve as a mobile technical expert, develop multi-team architecture, establish cross-platform standards, leverage agentic AI tools, and mentor engineers in AI-native development workflows.

Build, enhance, and maintain Android features across Expedia Group brands using Kotlin and modern Android practices. Design APIs and data models, ensure performance and reliability, write tests, debug issues, and collaborate cross-functionally to deliver end-to-end mobile experiences. Safely integrate AI/ML-enabled solutions where appropriate.

Develop and launch scalable Android features from design through implementation, creating smooth and stable user experiences. Evaluate technical tradeoffs, collaborate with design, conduct code reviews, and maintain high standards for correctness, security, performance, and production readiness. Use Kotlin, Java, RxJava, Dagger, and AI-assisted development tools. The role requires substantial software development experience and Android application expertise.

Build Grow Therapy’s native Android app from the ground up as the founding Android engineer. Own architecture, developer tooling, testing, CI/CD, production releases, observability, security, and consumer-facing features. Set Android standards and technical direction while partnering with product, design, iOS, and backend teams. The role requires hands-on delivery, strategic decision-making with incomplete information, and preparation for a growing Android organization.

Designs, builds, and evolves production Android applications using Kotlin and modern Android frameworks. Owns complex features, architecture, testing, performance, security, observability, releases, and technical direction. Collaborates with product, design, backend, quality, and iOS teams, contributes occasional Swift or SwiftUI changes, mentors engineers, and improves mobile delivery practices. The role requires substantial Android expertise, cross-platform mobile collaboration, U.S. citizenship, and eligibility for Public Trust clearance.

Build and own Android growth and monetization experiments across subscriptions, pricing, advertising, purchases, and upgrade flows. Partner with product, design, data science, and analytics to instrument experiments, manage staged rollouts, monitor performance, and act on results. Use AI tools throughout development, contribute to Android architecture and engineering practices, participate in on-call support, mentor engineers, and help scale reliable mobile experiences to tens of millions of users.

Lead the architecture, development, testing, deployment, and maintenance of Android applications supporting Philadelphia City services. Build Kotlin-based applications with modern Android frameworks, integrate APIs and backend services, ensure accessibility, security, and performance, and support Google Play submissions. Collaborate with product, design, engineering, and City stakeholders; conduct code reviews, mentor developers, troubleshoot mobile issues, and contribute to CI/CD, monitoring, and agile delivery practices.

Leads Android feature delivery for enterprise payment and point-of-sale applications. Designs and develops production Android solutions using Java and Kotlin, ensures architecture and coding standards, guides implementation and backlog execution, mentors engineers, and promotes quality, testing, CI/CD automation, and agile engineering practices.

Build and improve scalable, accessible Android applications for Wikipedia and Wikimedia users worldwide. Responsibilities include leading technical discovery and system design, implementing Kotlin and Jetpack Compose features, optimizing performance, developing testing and observability practices, managing delivery risks and scope, and collaborating with product, design, analytics, and engineering teams.

Leads architecture, development, testing, performance optimization, and technical ownership of mission-critical Android applications. Builds modern Jetpack Compose interfaces, establishes automated testing strategies, mentors engineers, conducts code reviews, drives technical standards, and delivers concurrent initiatives. Requires deep Android, Kotlin, Java, native C/C++, debugging, profiling, and CI/CD expertise while collaborating with product and platform teams.

Own Uber’s Android build platform across Bazel, Starlark rules, toolchains, dependency management, remote caching, remote execution, and CI. Improve build speed, reliability, cost, diagnostics, and test selection across a large monorepo. Lead platform migrations, upgrades, observability, incident response, technical standards, and cross-team initiatives while mentoring engineers and setting the Android build roadmap.

Design, build, and maintain high-quality Android applications using Kotlin/Java. Collaborate with product, design, backend, and QA teams to implement features, fix bugs, optimize performance, and ensure code quality through testing, code reviews, and CI/CD workflows.

Develop Android features and platform capabilities for Uber’s autonomous mobility products. Lead technical projects from inception through deployment, collaborate with product, data science, and operations teams, and make trade-offs across performance, quality, and delivery speed. Establish testing, monitoring, and alerting standards, manage complex incidents, improve engineering velocity, and deliver high-quality customer-facing mobile experiences at global scale.

Lead development of native iOS and Android BLE SDKs connecting EEG headbands and wearables. Own connection reliability, data throughput, battery performance, reconnection, background operation, observability, and streaming robustness across devices and operating systems. Collaborate on firmware interfaces and expose device capabilities to React Native applications through tested native modules. Improve diagnostics, support clinical operations, and shape the mobile platform roadmap.

Build and maintain native Android applications for medical ultrasound imaging. Responsibilities include writing modern Kotlin code, evolving architecture, developing Compose and View-based interfaces, integrating hardware, cloud, AI, and imaging systems, testing software, collaborating with product and clinical teams, solving ambiguous requirements, and mentoring engineers. The role also involves advanced technologies such as deep learning, telemedicine, GraphQL, modular Android architectures, and device integration.

Develop and lead Android applications from the ground up, integrate APIs and existing technologies, and maintain a private VoIP phone app. Collaborate with software developers in an agile, continuously integrated environment while supporting the full Android development lifecycle and product development efforts.

Architect and develop highly scalable Android experiences and backend platforms for Uber One membership across UberEats and UberX. Lead technical strategy, Android feature development, platform evolution, microservices and API design, architectural improvements, testing and monitoring standards, incident management, and end-to-end delivery of complex technical projects. Collaborate with engineers, product managers, data scientists, designers, and external partners to deliver reliable products used globally.

Build and own Kotlin/Android interfaces connecting customers with robotics capabilities, while developing React/Next.js web applications for partners and support staff. Integrate frontend systems with Go microservices, manage API lifecycles and client state, establish architecture and testing standards, and contribute to CI/CD and platform decisions. The role is hybrid in New York City and requires close collaboration with UX, robotics, backend, and product teams.

Develop and optimize Android launcher applications and SDKs using Kotlin and Jetpack Compose. Collaborate with app teams on SDK integration, create innovative user experiences, improve memory efficiency and performance, and provide technical mentorship. The role focuses on high-impact Android development, launcher architecture, scalable SDK design, and user-centric interface innovation.

Own the architecture, development, testing, optimization, and production release of OleOle’s native iOS or Android application. Build social feeds, short-form video, encrypted messaging, voice and video calling, live scores, push notifications, authentication, payments, localization, and realtime functionality. Integrate evolving backend APIs, optimize performance and reliability across difficult network conditions, and independently deliver major features from architecture through production.