1 to 25 of 282 Kotlin Jobs in the UK

years of experience in test automation and unit testing frameworks for iOS or Android apps. Proficiency in object-oriented design and expertise in one or more programming languages: Swift, Kotlin, Java, or Node.js/TypeScript. Excellent problem-solving skills. Strong collaboration skills and familiarity with standard Software Development Lifecycle (SDLC) tools such as Jira, Confluence, and version control systems More ❯

Job Responsibilities Work with the Product team to understand user needs and follow an Agile SDLC to develop and deliver product features. Our stack includes Java/Spring Boot, Kotlin, DynamoDB, Aurora/MySQL, and AWS. Participate in designing how our architecture evolves to meet needs, using ADRs, microservices on Kubernetes, Kafka, and event-driven design. Take ownership of More ❯

on experience with React Native and cross-platform mobile development. Experience working with REST APIs, Firebase, Google APIs, and third-party SDKs. Familiar with native development (Swift, Objective-C, Kotlin, or Java) and tools like Xcode and Gradle. Solid understanding of architectural patterns (MVVM/MVC), state management (e.g., Redux), and deployment on both Android and iOS. Strong debugging More ❯

solve complex real-world problems Drive innovation in fraud analytics, data engineering, and AI applications What You Bring Proven experience in Java or a similar OOP stack (e.g., C#, Kotlin, Scala) Strong grasp of REST APIs, microservices, and containerisation (Docker/Kubernetes) Agile mindset with strong software engineering fundamentals Passion for innovation, learning, and leading by example Familiarity with More ❯

or equivalent practical experience. Proficiency in front-end technologies such as HTML, CSS, JavaScript, and modern frameworks/libraries such as React. Proficiency in mobile device technologies such for Kotlin (Android) and Swift (iOS) Strong understanding of server-side languages and frameworks such as Node.js, .NET, PHP, GoLang, Rust Experience with database management systems e.g., MySQL, PostgreSQL, MS SQL More ❯

WHAT YOU'LL BRING: Strong professional experience with React Native and TypeScript Solid understanding and experience with GraphQL APIs Good knowledge of iOS (Swift/Objective-C) and Android (Kotlin/Java) Native Development for platform-specific customisation Proven track record of delivering high-quality mobile applications to production Experience working in a Scrum/Agile team environment Familiarity More ❯

pipelines for mobile development. Familiar with modern front-end pipelines and tools. Experienced with Native modules (C++) , WebSockets, RESTful based APIs. Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation. More ❯

of Application Security Experience working with Android teams, web, and microservices Knowledge of GraphQL, Microservice Architectures, Docker, Kubernetes, cloud platforms (AWS, GCP, Azure), UX principles, web technologies, Java/Kotlin Additional Information Application involves an online assessment, CV upload, and questions. More info at Next steps include a screening call, tech assessment, and interviews. Let us know if you More ❯

and other team members. Produce and maintain detailed project, policy, and procedural documentation. Skills & Experience A solid programming/mobile application development background in Android (Java and/or Kotlin) Expert in submitting & deploying applications to the PlayStore Experience of push notifications, real-time communications, and lock screen mechanics Knowledge of Android TelecomManager/ConnectionManager and audio handling libraries More ❯

If you have an interesting or unusual mix of skills yourself, even better. As an Android Developer, certain essential professional experiences and skills are typically required: Extensive experience in Kotlin is crucial, as it's the primary language for modern Android development. Knowledge of Java is also beneficial for maintaining and updating legacy code. Deep familiarity with the Android More ❯

If you have an interesting or unusual mix of skills yourself, even better. As an Android Developer, certain essential professional experiences and skills are typically required: Extensive experience in Kotlin is crucial, as it's the primary language for modern Android development. Knowledge of Java is also beneficial for maintaining and updating legacy code. Deep familiarity with the Android More ❯

Computer Engineering, or other software/design discipline. OUR TECH STACK Backend: PHP 8.2/Symfony 7, REST, API Platform, NodeJS, Python, Rust. Frontend: TypeScript, Angular 19. Mobile: Android (Kotlin), iOS (Swift) Desktop: Cross platform desktop app built with Electron (TypeScript) Database: MySQL (Aurora DB), Redis (ElastiCache), MongoDB (AWS DocumentDB) Cloud & DevOps: AWS (20+ services), Kubernetes (EKS), Docker, Infrastructure More ❯

and resolving production issues. Skills Must have Proficient in JavaScript and React Native mobile app development (5+ years), as well as at least one of the following: Java/Kotlin or Objective-C/Swift. Experience with streaming mobile app development on iOS/Android and TV platforms. Strong teamwork focus and the ability to foster collaboration within and More ❯

a full CI/CD pipeline, including both unit and UI testing, to ensure product robustness Requirements: Proven experience as an Android Developer with a strong portfolio Proficiency in Kotlin and a solid understanding of the Android platform Hands-on experience releasing apps to Google Play Strong knowledge of version control (Git), unit/UI testing (Espresso), and CI More ❯

both iOS and Android platforms. Solid front-end development skills with HTML, CSS, and JavaScript; experience with Vue.js is a significant plus. Advanced knowledge of Swift for iOS and Kotlin for Android development. Proficient with development environments and tools including Android Studio, Xcode, and the Apple Developer Console. Experience with using WebView Strong grasp of platform-specific nuances and More ❯

both iOS and Android platforms. Solid front-end development skills with HTML, CSS, and JavaScript; experience with Vue.js is a significant plus. Advanced knowledge of Swift for iOS and Kotlin for Android development. Proficient with development environments and tools including Android Studio, Xcode, and the Apple Developer Console. Strong grasp of platform-specific nuances and differences between iOS and More ❯

both iOS and Android platforms. Solid front-end development skills with HTML, CSS, and JavaScript; experience with Vue.js is a significant plus. Advanced knowledge of Swift for iOS and Kotlin for Android development. Proficient with development environments and tools including Android Studio, Xcode, and the Apple Developer Console. Experience with using WebView Strong grasp of platform-specific nuances and More ❯

both iOS and Android platforms. Solid front-end development skills with HTML, CSS, and JavaScript; experience with Vue.js is a significant plus. Advanced knowledge of Swift for iOS and Kotlin for Android development. Proficient with development environments and tools including Android Studio, Xcode, and the Apple Developer Console. Experience with using WebView Strong grasp of platform-specific nuances and More ❯

both iOS and Android platforms. Solid front-end development skills with HTML, CSS, and JavaScript; experience with Vue.js is a significant plus. Advanced knowledge of Swift for iOS and Kotlin for Android development. Proficient with development environments and tools including Android Studio, Xcode, and the Apple Developer Console. Experience with using WebView Strong grasp of platform-specific nuances and More ❯

Cypress, Playwright, Appium, or similar. In terms of the tech, our client works with TypeScript, Angular 18, PHP (Symfony), REST APIs, Node.js (Lambda), MySQL (Aurora), AWS, Kubernetes, Docker, with Kotlin/Java and Swift for mobile. Experience across a combination of these technologies, or a demonstrated ability to pick up new technologies quickly, is required. Ideally you will have More ❯

development journey! Key skills and experience: Experience with automated testing frameworks like Playwright Experience with profiling tools and load testing Commercial experience with Java or JVM languages (Groovy, Scala, Kotlin ) API Engineering expertise Relational database knowledge, e.g., PostgreSQL DevOps skills: CI/CD, Docker, Git Additional skills that are a plus: Understanding of Software Engineering Principles: SOLID, design patterns More ❯

Experience with automated testing frameworks such as Playwright Experience with profiling tools and load testing Commercial experience with a core programming language like Java or JVM languages (Groovy, Scala, Kotlin ) Expertise in API Engineering Experience with relational databases like PostgreSQL DevOps: CI/CD, Docker, Git The following skills and technologies are a plus: Understanding of Software Engineering Principles More ❯

organisation we like to move quickly. This is true both in how we operate as a business and the technology choices we make. We were very early adopters of Kotlin Multiplatform (KMP) and used the technology when it was in pre-alpha, at scale, to great success. It helps us share code across Android and iOS without the user More ❯

Terraform), Kubernetes, cloud-native platforms (AWS), service meshes, CI/CD (e.g. GitHub Actions) and observability tooling (e.g. OpenTelemetry, Grafana) Strong programming skills in a modern backend language (e.g. Kotlin, Java, Go, or Python) with a test automation mindset Familiarity with resilience patterns, chaos testing, synthetic traffic and platform health metrics A product mindset - you care about the user More ❯

pursue opportunities to grow and develop your career. What value you'll bring to the role We're looking for proven experience in building applications for Android devices with Kotlin and Jetpack Compose. Good understanding of mobile architecture A passion for agile development - we love to ship and deliver value as quickly as possible. Focused on delivering high-quality More ❯