Work with Google Cloud, Kubernetes, serverless, Terraform, Node.js (TypeScript), and CI/CD pipelines. You'll join the Platform Engineering team at Freetrade, an investing platform, to treat the platform itself as a product—building the foundational infrastructure, observability, and security that Freetrade's own engineers rely on to ship.

JPMorgan★3.9 (20k)· London

This role involves building the native iOS (Swift) and Android (Kotlin) mobile platform for Chase UK, a digital bank. Responsibilities include owning mobile architecture, CI/CD pipelines, testing, and mentoring iOS and Android teams apeex. The work entails collaborating with backend, product, and design teams using REST and GraphQL APIs.

Work with Kotlin, SQL/noSQL, TensorFlow Lite, Coroutines, Flow, and REST/gRPC to build a production Android app for an AI-powered proactive smart assistant that handles multi-step workflows and real-world task completion.

Build and maintain iOS applications using Swift and SwiftUI, integrating AI features backend APIs and on-device inference with TensorFlow Lite. The team is building an AI-native proactive smart assistant that handles long-running workflows, multi-step reasoning, and real-world task completion for everyday users.

Expedia Group★3.8 (1.2k)· London

The iOS engineer will work with Swift, SwiftUI, Xcode, Git, and AI-assisted tools like Claude Code, handling UI patterns, animations, testing, and debugging. They join Expedia Group’s Design System team, building reusable UI patterns and experiences across the company’s travel platforms. The team’s scope isn’t specified.

Build React Native identity-verification and onboarding experiences using JavaScript/TypeScript, component architecture, state management, and CI/CD pipelines. The identity engineering team owns the customer-facing front door of Zepz’s cross-border remittance platform, handling millions of users’ first contact and security checks.

You'll work with Java, AWS, GCP, Kubernetes (EKS), TeamCity, Terraform, Grafana, and microservice architecture to build Engine’s SaaS banking platform for financial institutions. As a Staff Engineer, you lead and mentor a high-performing engineering team, driving complex projects from inception to delivery.

Work with Java, AWS/GCP, Kubernetes (EKS), TeamCity, Terraform and Grafana on Engine's cloud-native microservice-based banking platform. The team builds the SaaS technology that powers Starling Bank, enabling banks worldwide. As Staff Engineer, you coach and lead a high-performing engineering team.

Java, AWS & GCP, microservices, Kubernetes (EKS), TeamCity, Terraform, and Grafana. You will build and enhance the Engine Platform, a SaaS banking technology powering global financial institutions, delivering new features and internal tooling for a cloud-native, microservice-based system.

TypeScript, React/React Native, Kotlin Multiplatform, Hono, Postgres, Pulumi/SST, Docker, AWS, and Kamailio. You will build and scale the world’s first safe mobile platform, combining network-level controls, device-integrated software, and AI-powered risk detection for children.

Starling★3.5 (66)· London

Work with Swift (iOS) and Kotlin/Java (Android), native mobile security APIs and cryptography, and public cloud IaaS. You will design, build, and maintain security controls for the company’s Android and iOS mobile banking applications as part of the Cyber Security team.

Swift, SwiftUI, Structured Concurrency, MVP/MVVM/VIPER, REST APIs, and CI/CD (GitHub Actions). You’ll join the Account Mobile team driving the Wise app’s homepage and features that help users manage cross-currency money, collaborating with product, design, and analytics—alongside 60+ other mobile engineers.

You will lead mobile development for the BUSY App across iOS, Android, macOS, watchOS, and Wear OS, using Swift, Kotlin, and Apple/Android ecosystems, with BLE and hardware communication as nice-to-haves. Your team builds the BUSY ecosystem—a cross-platform productivity app paired with the BUSY Bar smart multi-tool—at Flipper Devices, creator of Flipper Zero.

Lead Android (Kotlin) and iOS teams, architecting mobile products used by tens of millions of phones globally. Own multi-squad department strategy, code reviews, and next-gen tooling including Kotlin Multiplatform. Partner with C-suite on engineering roadmap and commercial outcomes.

Tripadvisor★3.9 (142)· London

You will work with Kotlin, Coroutines, Jetpack Compose, Cursor, GraphQL, and MVVM in a clean-architecture modular layout. You’ll join the Tripadvisor Experiences mobile team, focusing on Android app development with occasional backend microservices work.

Tripadvisor★3.9 (142)· London

Android Engineer role working with Kotlin, Coroutines, Jetpack Compose, Cursor, and GraphQL in a modular, clean-architecture MVVM layout. You will build and release code for the Tripadvisor Experiences mobile app, collaborating with product and designers on the full software lifecycle. This is a full-stack role where you primarily develop Android systems, with occasional back-end projects.

Wise★3.5 (42)· London

You'll work with Swift, SwiftUI, Structured Concurrency, VIPER/MVVM, REST APIs, and GitHub Actions. On the Account Mobile team you'll develop the iOS app's homepage and features helping users manage and grow their money, collaborating with 60+ other mobile engineers.

You will develop iOS apps using Swift, SwiftUI, Combine, and Swift Concurrency, with unit testing and peer review. CreateFuture is an AI-native consulting partner building digital products and services for clients like PayPal and adidas.

Wise★3.5 (42)· London

Build iOS features using Swift, with architectures like VIPER or MVVM, and optionally SwiftUI, Structured Concurrency, and CI/CD (GitHub Actions). As part of Wise’s Account Mobile team, you’ll work on the app’s homepage and features for managing cross-currency money, collaborating with 60+ mobile engineers across the company.

Google★4.3 (6.2k)· London

Work with Java and Kotlin on Android display and power management frameworks across devices. Manage engineers as a Tech Lead Manager, ensuring stability and extensibility of critical display and power frameworks for the Android ecosystem.

Backend Nest.js and TypeScript; frontend Angular (v20) and Ionic; Azure CI/CD for multiple daily deployments. You maintain the ZigZag Puppy Training mobile app (iOS and Android), shipping full-stack features and guiding backend architecture and API design.

Senior software engineers work with Nest.js, TypeScript, Angular, Ionic, and Azure CI/CD on the ZigZag dog-training mobile app (iOS/Android). This full-stack individual contributor role leads backend design, APIs, data modelling, and infrastructure decisions on a small, collaborative team.

You will work with Nest.js, TypeScript, Angular (v20), Ionic, and Azure CI/CD pipelines to build and maintain the Zigzag puppy training mobile app across iOS and Android, handling the full stack with a backend focus on APIs and data modelling.

You will work with React Native, TypeScript, React Navigation, REST APIs, CI/CD, and automated testing. This is a greenfield role building a new cross-platform mobile application for enterprise customers at a fast-growing SaaS company.

You will build production mobile apps for iOS and Android using React Native, TypeScript, and integrate AI, natural-language features, Swift, Kotlin, and Python. The venture-backed startup creates AI-powered software that replaces manual workflows for industrial and operational teams.