1 to 25 of 65 Permanent Kotlin Jobs in the UK

a week. Proven experience (10+ years) in mobile engineering, with at least 3 years in a leadership role. Strong technical expertise in native iOS (Swift) and/or Android (Kotlin) development: while Android and iOS native development is a major focus, we also have projects in React Native, Flutter, KMP/CMP, etc. Having experience with more than one More ❯

communication within cross functional teams. Demonstrated growth in technical proficiency and ownership over time. What You Bring 2-4+ years of professional Android development experience. Solid proficiency in Kotlin and familiarity with Android architecture components (Jetpack, ViewModel, LiveData, Room, etc.). Hands on experience integrating with RESTful or GraphQL APIs in production apps. Understanding of UI/UX More ❯

and experience Essential Extensive experience in software engineering, with a focus on large-scale, complex systems. Polyglot engineer comfortable working across multiple languages and frameworks (weve used Python, Java, Kotlin, Node.js, C#, JavaScript, Express, React and Next.js to name a few). Passion for learning new technologies and helping others do the same. Proven track record of leading software More ❯

getting things done. Our engineers take part in the full process from design, to code, to test, to deployment and back again for further iteration. Our tech stack includes Kotlin, Coroutines, Jetpack Compose and GraphQL in a modular layout that follows the clean-architecture concept with MVVM. Would you like to build features end to end? Would you enjoy More ❯

getting things done. Our engineers take part in the full process from design, to code, to test, to deployment and back again for further iteration. Our tech stack includes Kotlin, Coroutines, Jetpack Compose and GraphQL in a modular layout that follows the clean-architecture concept with MVVM. Would you like to build features end to end? Would you enjoy More ❯

Job Description- Excellent knowledge of Kotlin/Java. Strong knowledge of Android SDK, Android UI design principles, patterns, and best practices Experience with offline storage, threading, and performance tuning Awesome knowledge of the open-source Android ecosystem and the libraries available for common tasks and benchmarking and optimisation Proficient in Google's Android design principles, interface guidelines and code More ❯

Job Description- Excellent knowledge of Kotlin/Java. Strong knowledge of Android SDK, Android UI design principles, patterns, and best practices Experience with offline storage, threading, and performance tuning Awesome knowledge of the open-source Android ecosystem and the libraries available for common tasks and benchmarking and optimisation Proficient in Google's Android design principles, interface guidelines and code More ❯

Job Description- Excellent knowledge of Kotlin/Java. Strong knowledge of Android SDK, Android UI design principles, patterns, and best practices Experience with offline storage, threading, and performance tuning Awesome knowledge of the open-source Android ecosystem and the libraries available for common tasks and benchmarking and optimisation Proficient in Google's Android design principles, interface guidelines and code More ❯

Job Description- Excellent knowledge of Kotlin/Java. Strong knowledge of Android SDK, Android UI design principles, patterns, and best practices Experience with offline storage, threading, and performance tuning Awesome knowledge of the open-source Android ecosystem and the libraries available for common tasks and benchmarking and optimisation Proficient in Google's Android design principles, interface guidelines and code More ❯

team on Android technologies. About You The successful Android Architect will bring: Proven experience in designing mobile applications across varying screen sizes and Android versions. Expert-level knowledge of Kotlin and Java. Deep understanding of the Android SDK, UI design principles, and best practices. Strong experience with performance tuning, offline data storage, and multi-threading. Familiarity with the wider More ❯

team on Android technologies. About You The successful Android Architect will bring: Proven experience in designing mobile applications across varying screen sizes and Android versions. Expert-level knowledge of Kotlin and Java. Deep understanding of the Android SDK, UI design principles, and best practices. Strong experience with performance tuning, offline data storage, and multi-threading. Familiarity with the wider More ❯

be encouraged to explore new tools and AI-driven workflows to improve both productivity and code quality. Senior Android Developer - Key Requirements: Proven commercial experience building Android apps with Kotlin Strong knowledge of Coroutines, Jetpack Libraries, and Jetpack Compose Familiarity with software architecture principles and design patterns Background in creating scalable, developer-friendly SDKs Ability to write secure, high More ❯

the wider engineering organization. What We're Looking For Experience writing code for iOS using Swift A willingness to upskill in Typescript/React and/or Android/Kotlin Understanding of Agile software development Quality and testing focused with your code Ability to hold yourself and the team to high standards Ability to provide in-depth evaluation of More ❯

the wider engineering organization. What We're Looking For Experience writing code for iOS using Swift A willingness to upskill in Typescript/React and/or Android/Kotlin Understanding of Agile software development Quality and testing focused with your code Ability to hold yourself and the team to high standards Ability to provide in-depth evaluation of More ❯

experience applying modern software engineering practices in a collaborative team setting, including iterative development, automated testing, and continuous integration and delivery. Proficiency in a modern programming language (e.g. Java, Kotlin, or similar), ideally with experience in Spring Boot and cloud-native development. Practical experience designing and building cloud-based systems, with the ability to use cloud services to create More ❯

end and/or mobile development. Candidates must have a very strong background in Next JS and React Strong proficiency in modern frameworks and languages (e.g., React, Angular, Swift, Kotlin). Excellent problem-solving and communication skills. Ability to work effectively both independently and as part of a team. Be a part of a leading organisation in financial technology. More ❯

the Savings Value Stream and coached by the Android Engineering Lead. As a Senior Android Engineer at Atom, you’ll be responsible for developing cutting-edge mobile applications using Kotlin and provide technical steer for the team design activities. You’ll continually provide detailed technical input across the development lifecycle and be a key contributor to the Android team More ❯

desirable • Microsoft Intune and M365 administration (e.g. Entra) • Infrastructure as Code: Terraform, CloudFormation, Deployment Manager, or ARM • Linux and Windows administration • Software development in one or more languages: Java, Kotlin, Python, Apps Script, JavaScript, C#/C++ • Containerisation (Docker, Kubernetes, OpenShift) • Security protocols such as PKI, TLS • Virtualisation tools (VMware, KVM) • Networking fundamentals • Agile methodologies and version control (Git More ❯

What we're looking for 5+ years' experience in software engineering , ideally in financial markets, market surveillance, or large-scale data systems . Strong skills in Java (or similar: Kotlin, C#, C++) ; Python is a plus. Proven experience with real-time, low-latency systems and distributed data pipelines . Hands-on with Kafka, Spark, K8s, Clickhouse, Snowflake, and modern More ❯

or mobile navigation technologies. Knowledge of Bluetooth Low Energy (BTLE) and sensor-free positioning systems. Experience building and supporting mobile apps (iOS: Swift/Objective-C; Android: Java/Kotlin). Strong knowledge of REST APIs and cloud platforms (AWS, Azure, GCP). Familiarity with edge computing, AI-driven automation, and digital twins. Excellent communication skills-capable of simplifying More ❯

London Principal DevOps Engineer Join a new discovery/greenfield project Project is to build a new payments platform for a major bank Strong focus on backend (Encryption, Terrafrom, Kotlin) AWS and K8's experience is essential, Terraform and crossplane highly desirable Experience with cloud infrastructure Previous experience of influencing senior client stakeholders and support teams with technology and More ❯

functional teams Work with Stakeholders to understand requirements and deliver high-quality outcomes Mentor junior developers Required Skills & Experience Strong experience in one or more of the following: Java, Kotlin, Scala, Ruby Solid understanding of software engineering principles and best practices Experience working in client-facing roles is a plus Excellent problem-solving and communication skills Experience with GDS More ❯

quality outcomes Engage with stakeholders to understand requirements Contribute to technical discussions and team knowledge sharing Required Skills & Experience Solid experience in one or more of the following: Java, Kotlin, Scala, Ruby Strong grasp of software engineering principles and clean coding practices Experience in client-facing or consultancy environments is a bonus Good problem-solving and communication skills Familiarity More ❯

better stability Collaborate with QA and Product teams for smooth releases Be involved in the full development lifecyclefrom planning to deployment What were looking for: A solid grasp of Kotlin and modern Android development Familiarity with OOP, Git workflows, and software design principles Passion for mobile development and eagerness to learn A team player with a user-first mindset More ❯

also have scope to experiment with modern tooling, and explore AI-driven development practices to enhance developer experience and efficiency. Android Engineer - Key Requirements: Strong Android development experience with Kotlin Skilled in Coroutines, Jetpack Compose, and Jetpack Libraries Understanding of architecture patterns and clean coding practices Experience building scalable SDKs or tools for other developers Ability to deliver secure More ❯