1 to 25 of 53 Permanent Kotlin Jobs in the UK

quality, accessible apps and can work remotely in the UK. Your new role You will possess deep mobile expertise, specialising in either native iOS/Swift or Android/Kotlin with an interest in the other as well as cross platform technologies. As Lead Mobile Engineer, you'll own the architecture, development, and delivery of mobile apps used by More ❯

a Principal Java Engineer in backend-heavy environments in teams having multiple levels of engineering. Strong experience in Java 17+, ideally with experience in using Spring Boot or Micronaut. Kotlin experience is a bonus. If the applicant does not have experience they must show willingness to learn Kotlin. Hands-on knowledge of Kafka, event-driven architecture, enterprise integration patterns More ❯

technical excellence What you'll bring Deep extensive experience of Android application development Established and highly skilled in all aspects of software engineering Strong programming skills in Java and Kotlin Solid understanding of Android architecture patterns and best practices Experience with video streaming protocols (HLS, DASH) Familiarity with ExoPlayer (bonus) Agile development experience with CI/CD pipelines Strong More ❯

technical excellence What you'll bring Deep extensive experience of Android application development Established and highly skilled in all aspects of software engineering Strong programming skills in Java and Kotlin Solid understanding of Android architecture patterns and best practices Experience with video streaming protocols (HLS, DASH) Familiarity with ExoPlayer (bonus) Agile development experience with CI/CD pipelines Strong More ❯

in native Android development, with a strong portfolio of shipped, consumer-facing applications. ? Required Technical & UI/UX Skills ? Deep expertise in native Android UI/UX development, including Kotlin and modern frameworks (eg, Jetpack Compose, Coroutines, Flow). ? Demonstrated experience building complex, Real Time, data-intensive user interfaces (eg, chat applications, financial dashboards, Real Time streaming apps). More ❯

in native Android development, with a strong portfolio of shipped, consumer-facing applications. ? Required Technical & UI/UX Skills ? Deep expertise in native Android UI/UX development, including Kotlin and modern frameworks (e.g., Jetpack Compose, Coroutines, Flow). ? Demonstrated experience building complex, real-time, data-intensive user interfaces (e.g., chat applications, financial dashboards, real-time streaming apps). 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 ❯

a Senior Android Engineer, you should have: 6+ years of Android development experience. Solid understanding of software architecture, design patterns and best practices. Proven experience in app development using Kotlin, Coroutines, Jetpack Libraries, Jetpack Compose, . Experience in building SDKs that are scalable, user-friendly, and performant for third-party developers. Strong communication skills and a collaborative spirit to More ❯

team management experience Ability to influence cross-functional teams and senior stakeholders Extensive experience building complex Android applications System design and architecture capabilities Application accessibility Strong development experience using Kotlin, Java, and Jetpack Compose Experience with Agile methodologies, TDD, and CI/CD practices This is an excellent opportunity to help shape the future of digital banking and contribute More ❯

components and services, stakeholder management, and working closely with strategy teams to architect, design and implement solutions. What we need from you/essential skills & experience: 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 More ❯

UI/UX, architecture, QA, and product stakeholders. What Youll Bring Strong experience in mobile development, with deep expertise in native iOS (Swift, SwiftUI, UIKit). Practical experience with Kotlin Multiplatform and Compose Multiplatform, ideally with apps shipped to both stores. Solid understanding of modern app architecture, testing practices, and asynchronous programming. Experience with CI/CD pipelines and More ❯

tools such as Jest, Detox and Testing Library. Strong understanding of state management (Redux, MobX) and integration with backend APIs. Knowledge of native mobile technologies such as Swift, SwiftUI, Kotlin, Xcode and Android Studio. This is a full-time, permanent role offering a starting salary up to £80,000 (DOE) and a remote-first working model. Please Note: You More ❯

solve problems and write code You'll own , code, workflows and data, through their entire lifecycle Documenting any feature development Desired experience: Writing high quality code in Scala, Java, Kotlin or another JVM language Experience building scalable applications serving 10,000s of requests per second Relational databases, ideally Postgres NoSql datastores (e.g. DynamoDB) Stream processing: (e.g. Kafka) DevOps culture More ❯

app functionality Ensuring apps perform smoothly through memory management, multi-threading, and performance optimisation Collaborating with cross-functional teams on exciting projects Nice to have: experience with Android development (Kotlin) Our client offers a vibrant office culture and you will have the opportunity to work on diverse, challenging projects with a skilled and supportive team. Salary More ❯

app functionality Ensuring apps perform smoothly through memory management, multi-threading, and performance optimisation Collaborating with cross-functional teams on exciting projects Nice to have: experience with Android development (Kotlin) Our client offers a vibrant office culture and you will have the opportunity to work on diverse, challenging projects with a skilled and supportive team. Salary More ❯

tools development for research projects. Key skills & experience: MSc/PhD in Artificial Intelligence, Computer Science, Electrical Engineering, Mathematics, or related discipline. Professional experience with Python; C++, Java, or Kotlin is a plus. Strong expertise in machine learning and deep learning, including training, evaluation, and model deployment. Hands-on experience in audio/speech processing, including speech recognition, speech More ❯

and instilling best practices wherever possible Knowledge and Experience: Strong software development skills with Java and ideally any of the following: JavaScript/Python/C#/C++/Kotlin Strong grasp of data structures and algorithms such as HashMaps/HashTables Knowledge of "under the bonnet" areas such as garbage collection, memory and performance Strong grasp of as More ❯

and instilling best practices wherever possible Knowledge and Experience: Strong software development skills with Java and ideally any of the following: JavaScript/Python/C#/C++/Kotlin Strong grasp of data structures and algorithms such as HashMaps/HashTables Knowledge of "under the bonnet" areas such as garbage collection, memory and performance Strong grasp of as More ❯

engineering experience working on highly available, scalable systems. Strong understanding of distributed systems, networked services, and high-throughput data flows. Proficiency in object-oriented programming languages such as Java, Kotlin, or similar; experience with MySQL, Kafka, HBase, and Kubernetes is a plus. Experience solving complex reliability, performance, and throughput challenges. Excellent collaboration and communication skills across engineering, product, and More ❯

Developer to join their high performing team and help build robust, secure solutions that protect the bank’s digital infrastructure. Experience Android development, advanced experience/knowledge of Java, Kotlin and C++. Android Native Development Kit (NDK) for native development. Working knowledge of common cryptography functions and their application in mobile security. A deep understanding of mobile security principles More ❯

a self-starter with a keen sense of ownership and take pride in the quality solutions you produce.Key skills required for the Senior Android Developer: Android SDK (Java or Kotlin) Android design principles, patterns and best practice Well written and structured code Developed multiple Android apps Android Studio Source Control (Git) Unit testing Play Store experience The successful candidate More ❯

software development team innovating, developing and maintaining our complex software products. Key skills/experience required:- - Designing, developing, deploying and supporting mobile applications for Android devices Android Java/Kotlin development using Android Studio including frameworks and JNI Objective C/Swift development using XCode including frameworks D esigning for accessibility Mobile Device Management (MDM) integration A utomated mobile More ❯

Selfie Verification, Likes You as standard, Change Swipe, and more) and our roadmap couldn't be more exciting. We're Looking For: ·2+ years creating exquisite Android apps in Kotlin or Java ·Used to developing and maintaining Android applications from requirements to the Play Store ·Ability to iterate quickly on wireframes across multiple feature areas ·Working knowledge of agile More ❯

digital programmes. Key Responsibilities Lead the design, development, and delivery of enterprise-scale digital solutions. Work hands-on with modern technologies across multiple OOP languages (e.g. Java, C#, Python, Kotlin, or similar). Define technical architecture and mentor engineering teams through best practice, clean code, and agile delivery. Collaborate closely with product, design, and delivery leads to shape technical More ❯

at scale Experience with production deployments and CI/CD pipelines (CodeFresh or similar) Comfortable updating Helm charts and Terraform configurations Experience with OpenSearch or ElasticSearch Nice to Have: Kotlin programming experience To be successful in this role, you should have: Strong knowledge of architecture and development patterns (e.g. Microservices, CQRS, Domain Driven Design, Event Sourcing etc.) An appreciation More ❯