15 of 15 Permanent Android Engineer Jobs in Central London

Senior Android Engineer (UI/UX & Welcome Manager) Overview We are seeking an exceptional Senior Android Engineer to join a newly-founded joint venture backed by five of the world's leading telecommunications companies. Our mission is to restore trust in voice communication by building a network-native intelligence layer to combat the global epidemic of … core products: the Telco-Verified Security Shield (our primary, pre-call fraud detection) and the Personal Welcome Manager (our premium, AI-powered call screening experience). As the Senior Android Engineer for the Welcome Manager, you are the User-Facing Owner of our AI innovation showcase. This isn't just another UI/UX role; you will be … glove” with our dedicated UX/UI designer, engaging in rapid daily iteration to translate high-fidelity, interactive prototypes into pixel-perfect, production-ready code. Real-Time Data Streaming: Engineer the high-performance “live transcript” view, which displays the AI-screened conversation as the phone is ringing. This involves consuming real-time streaming text data from our backend AI More ❯

Senior Android Engineer (UI/UX & Welcome Manager) Overview We are seeking an exceptional Senior Android Engineer to join a newly-founded joint venture backed by five of the world's leading telecommunications companies. Our mission is to restore trust in voice communication by building a network-native intelligence layer to combat the global epidemic of … core products: the Telco-Verified Security Shield (our primary, pre-call fraud detection) and the Personal Welcome Manager (our premium, AI-powered call screening experience). As the Senior Android Engineer for the Welcome Manager, you are the User-Facing Owner of our AI innovation showcase. This isn't just another UI/UX role; you will be … glove” with our dedicated UX/UI designer, engaging in rapid daily iteration to translate high-fidelity, interactive prototypes into pixel-perfect, production-ready code. Real-Time Data Streaming: Engineer the high-performance “live transcript” view, which displays the AI-screened conversation as the phone is ringing . This involves consuming real-time streaming text data from our backend More ❯

Senior Android Engineer (UI/UX & Welcome Manager) Overview We are seeking an exceptional Senior Android Engineer to join a newly-founded joint venture backed by five of the world's leading telecommunications companies. Our mission is to restore trust in voice communication by building a network-native intelligence layer to combat the global epidemic of … core products: the Telco-Verified Security Shield (our primary, pre-call fraud detection) and the Personal Welcome Manager (our premium, AI-powered call screening experience). As the Senior Android Engineer for the Welcome Manager, you are the User-Facing Owner of our AI innovation showcase. This isn't just another UI/UX role; you will be … glove with our dedicated UX/UI designer, engaging in rapid daily iteration to translate high-fidelity, interactive prototypes into pixel-perfect, production-ready code. ? Real-Time Data Streaming: Engineer the high-performance live transcript view, which displays the AI-screened conversation as the phone is ringing . This involves consuming real-time streaming text data from our backend More ❯

Android Engineer | Jetpack Compose | 4 Million+ Users | Product-Led Tech AI Scale-Up Up to £75,000 + Bonus | Hybrid, 3 days | Central London | Full-Time A rapidly scaling ecommerce mobile application that is ranked among the fastest-growing in the UK and Europe is seeking an Android Engineer to join their collaborative mobile product team. … to shape a product used by millions, solving rewarding technical challenges while contributing directly to the company’s continued global growth. You will be surrounded by an extremely strong engineer team and have plenty of opportunities to learn from seniors. What You’ll Be Doing Developing and shipping new features in Kotlin, using Jetpack Compose to deliver world-class … engineers, and backend teams to craft beautiful, responsive UIs. Contributing to a clean, scalable architecture (MVVM/MVI) with an emphasis on code quality and test coverage. Leveraging modern Android tools and libraries—coroutines, flows, and dependency injection (Dagger/Hilt). Owning performance, accessibility, and overall app experience across a variety of devices. Requirements for the role 3+ More ❯

Android Engineer | Jetpack Compose | 4 Million+ Users | Product-Led Tech AI Scale-Up Up to £75,000 + Bonus | Hybrid, 3 days | Central London | Full-Time A rapidly scaling ecommerce mobile application that is ranked among the fastest-growing in the UK and Europe is seeking an Android Engineer to join their collaborative mobile product team. … to shape a product used by millions, solving rewarding technical challenges while contributing directly to the company’s continued global growth. You will be surrounded by an extremely strong engineer team and have plenty of opportunities to learn from seniors. What You’ll Be Doing Developing and shipping new features in Kotlin, using Jetpack Compose to deliver world-class … engineers, and backend teams to craft beautiful, responsive UIs. Contributing to a clean, scalable architecture (MVVM/MVI) with an emphasis on code quality and test coverage. Leveraging modern Android tools and libraries—coroutines, flows, and dependency injection (Dagger/Hilt). Owning performance, accessibility, and overall app experience across a variety of devices. Requirements for the role 3+ More ❯

Senior Android Engineer (Native Integration & Security) We are seeking an exceptional Senior Android Engineer to join a newly-founded joint venture backed by five of the world's leading telecommunications companies. Our mission is to restore trust in voice communication by building a network-native intelligence layer to combat the global epidemic of voice fraud and … app role; it is a deep, real-time systems challenge that requires you to architect and implement a high-performance, secure, and reliable solution that integrates directly with the Android operating system's native call-handling services. Your primary objective is to own the client-side implementation of our sub-500ms Time-to-Trust (TtT) metric. You will be … up, leveraging proprietary, network-level data that no pure-OTT competitor can access. Key ResponsibilitiesNative OS Integration & Performance ?Architect, build, and own the entire native call interception flow using Android's CallScreeningService to intercept and analyze calls as they ring. ?Design and engineer the high-performance Trust Indicator overlay, obsessing over every millisecond of client-side processing to More ❯

Senior Android Engineer (Native Integration & Security) We are seeking an exceptional Senior Android Engineer to join a newly-founded joint venture backed by five of the world's leading telecommunications companies. Our mission is to restore trust in voice communication by building a network-native intelligence layer to combat the global epidemic of voice fraud and … app role; it is a deep, real-time systems challenge that requires you to architect and implement a high-performance, secure, and reliable solution that integrates directly with the Android operating system's native call-handling services. Your primary objective is to own the client-side implementation of our sub-500ms Time-to-Trust (TtT) metric. You will be … leveraging proprietary, network-level data that no pure-OTT competitor can access. Key Responsibilities Native OS Integration & Performance ? Architect, build, and own the entire native call interception flow using Android's CallScreeningService to intercept and analyze calls as they ring. ? Design and engineer the high-performance Trust Indicator overlay, obsessing over every millisecond of client-side processing to More ❯

Senior Android Engineer (Native Integration & Security) We are seeking an exceptional Senior Android Engineer to join a newly-founded joint venture backed by five of the world's leading telecommunications companies. Our mission is to restore trust in voice communication by building a network-native intelligence layer to combat the global epidemic of voice fraud and More ❯

Senior Android Engineer (Native Integration & Security) We are seeking an exceptional Senior Android Engineer to join a newly-founded joint venture backed by five of the world's leading telecommunications companies. Our mission is to restore trust in voice communication by building a network-native intelligence layer to combat the global epidemic of voice fraud and More ❯

Senior Android Engineer (UI/UX & Welcome Manager) Overview We are seeking an exceptional Senior Android Engineer to join a newly-founded joint venture backed by five of the world's leading telecommunications companies. Our mission is to restore trust in voice communication by building a network-native intelligence layer to combat the global epidemic of More ❯

Senior Android Engineer – Full Stack | Generative AI | 8 Million Users | Greenfield Build Up to £120,000 + Equity | 4 Days/Week in Office | Hybrid | Old Street Owen Thomas has partnered exclusively with a rapidly scaling social media platform using generative AI to drive fresh content creation and user engagement. In just over two years, the company has … its web application across both free and subscription tiers. Following the recent launch of their iOS app—which gained 40,000+ users within weeks they're now building the Android app, which already has 50,000+ users pre-registered . They're now seeking a Senior Android Developer with full stack experience to take full ownership of the … Android application from the ground up. Given the explosive growth of the iOS app, the team is confident the Android version will follow suite , making this a high-impact role with real visibility. What You’ll Be Doing Own the Android application: architect, build, and design a scalable and elegant solution. Lead the launch of the Android More ❯

learning directly to the in-store experience, powering real-time, context-aware interactions in physical retail environments through beautifully engineered mobile experiences. Role: We're looking for an experienced Android Engineer to help with the development of a cutting-edge consumer facing app designed to change the physical in-store shopping experience. You’ll collaborate closely with our … team of ML & backend engineers and product to deliver a mobile experience that feels fast, personalised, and deeply responsive to user context. Responsibilities: Architect and implement Android features that include: Real-time & bi-directional communication On-device inference using Edge optimised frameworks Offline-aware & offline-first UX flows using prefetching, caching, and background sync Profile, optimise, and tune the … Experience with real-time protocols (eg. WebSockets gRPC, MQTT, SSE or similar) Experience with implementing on-device machine learning (eg. PyTorch Mobile, ML Kit, TensorFlow Lite) Strong understanding of Android performance: lifecycle, coroutines, memory, and threading Familiarity with edge-friendly architecture: offline-first, sync queues, reactive flows Comfort working in fast-paced, zero-legacy, product-driven environments Curiosity about More ❯

learning directly to the in-store experience, powering real-time, context-aware interactions in physical retail environments through beautifully engineered mobile experiences. Role: We're looking for an experienced Android Engineer to help with the development of a cutting-edge consumer facing app designed to change the physical in-store shopping experience. You’ll collaborate closely with our … team of ML & backend engineers and product to deliver a mobile experience that feels fast, personalised, and deeply responsive to user context. Responsibilities: Architect and implement Android features that include: Real-time & bi-directional communication On-device inference using Edge optimised frameworks Offline-aware & offline-first UX flows using prefetching, caching, and background sync Profile, optimise, and tune the … Experience with real-time protocols (eg. WebSockets gRPC, MQTT, SSE or similar) Experience with implementing on-device machine learning (eg. PyTorch Mobile, ML Kit, TensorFlow Lite) Strong understanding of Android performance: lifecycle, coroutines, memory, and threading Familiarity with edge-friendly architecture: offline-first, sync queues, reactive flows Comfort working in fast-paced, zero-legacy, product-driven environments Curiosity about More ❯

profound understanding of retail, designed to hyper-personalise every shopper touchpoint. To realise our vision, smaller downstream models must run on the edge on-device. As an Edge AI Engineer, you will bridge research and production, ensuring our models are optimised for on-device inference. If you want to operate at the frontier of deep learning and real-world … solving hard technical challenges quickly and creatively. Nice to Have Working knowledge of Python and/or model training frameworks like Pytorch or similar Working knowledge of JNI on Android and/or C/C++ Why Join Us You’ll be part of a small, high-output team where intensity and focus are the norm. You’ll take More ❯

profound understanding of retail, designed to hyper-personalise every shopper touchpoint. To realise our vision, smaller downstream models must run on the edge on-device. As an Edge AI Engineer, you will bridge research and production, ensuring our models are optimised for on-device inference. If you want to operate at the frontier of deep learning and real-world … solving hard technical challenges quickly and creatively. Nice to Have Working knowledge of Python and/or model training frameworks like Pytorch or similar Working knowledge of JNI on Android and/or C/C++ Why Join Us You’ll be part of a small, high-output team where intensity and focus are the norm. You’ll take More ❯