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A leading retail company in Welwyn Garden City is seeking an Android Developer to enhance its 'Scan As You Shop' solution.

The engineering team owns the UI applications (built on Android OS), a small backend service, and a few other technology components that support the solution. We’re looking for a new team member, preferably with a background in Android development, that can help us evolve and scale our systems as

All engineers in the team ultimately take ownership of both the frontend and backend systems within the domain. We’re looking for a new team member, preferably with a background in Android development, that can help us evolve and scale our systems as we navigate a wide range of challenges in the c

A background in Android development (ideally). The engineering team owns the UI applications (built on Android OS), a small backend service, and a few other technology components that support the solution. The All the engineers in the team ultimately take ownership of both the frontend and backend s

The engineering team owns the UI applications (built on Android OS), a small backend service, and a few other technology components that support the solution. The engineers in the team ultimately take ownership of both the frontend and backend systems within the domain. We’re looking for a new tea

Collaborate on the codebase predominantly written in Scala, with openness to experience in any modern development language. Scala, Java, Kotlin, Go, Clojure, C++, Erlang, OCaml, Python, Rust, C#, F#, VB, or Haskell.

Commercial experience with Kotlin, or strong Java experience with a willingness to learn Kotlin. Contract Java/Kotlin Developer. We are looking for an experienced Java/Kotlin Developer to join a fast-paced engineering team working on modern developer tooling and compliance platforms.

Job Title:Full Stack Developer – Kotlin / Java. Kotlin, Java, SQL, HTML, and JavaScript.

In this role, you will design, build, and release complex mobile features for both Android and iOS using Kotlin Multiplatform.

Righttalentrightnow is looking for a mobile developer in Greater London to build high-quality native Android applications using Kotlin and Jetpack Compose.

In this role, you will design and build the Android platform, take lead on migrating the app from React Native to Kotlin, and enhance the app's performance and user experience.

The ideal candidate will have experience with Kotlin and a knack for team collaboration.

Our Android app is written fully in Kotlin. Experience in using industry standard tools for Android development, such as Kotlin, Dagger, Jetpack libraries.

You will work on high-impact projects for iconic sports brands, focusing on delivering scalable Android applications using Kotlin and Jetpack Compose.

Candidates should have at least 3 years of Android development experience, be proficient in Kotlin and Java, and be familiar with MVP and MVVM design patterns.

Java, Kotlin, Microservices, Spring, SpringBoot. Seeking a Specialist with 5 to 7 years of experience in Java Frameworks and Kotlin to develop scalable and efficient backend solutions using Microservices Spring and Spring Boot. Utilize Kotlin alongside Java to enhance backend development.

Ideal candidates possess experience with Android using Kotlin and Jetpack Compose, and a strong understanding of mobile architecture. You'll lead feature delivery, collaborate with cross-functional teams, and write clean Kotlin code.

We're supporting a major payments focused programme that is rapidly scaling across multiple value streams including merchant onboarding, point of sale, and transaction capture services.We're looking for several Senior Software Engineers with strong payments domain experience to join a growing engine

You will work closely with product and design teams to develop and deploy beautiful Android applications using Kotlin and Jetpack Compose.

Be part of a design committee that decides how the Kotlin API should be shaped. Participate in creating standard Kotlin tools, specifications and language features. In general, if you see yourself reading a Unicode standard, exploring how five other languages transform strings to bytes, figuring out

You’ll work with Kotlin, Kafka, Kubernetes, Docker, AWS Aurora Postgres, and other modern technologies.

Trade Republic is seeking (Mid/Senior/Staff) Backend Engineers in London to build and design cloud services using JVM tools like Kotlin and Spring.

The role involves designing and developing scalable Android applications using Kotlin and Java, integrating REST APIs, and mentoring junior developers.

Tesco UK • Welwyn Garden City • Hybrid • Full-Time • Permanent • Working hours 36 • Apply by 01-Jul-2026.Tesco's Scan As You Shop solution is an in‑store experience that lets customers build a virtual basket on a handheld device during their shopping journey so that they can keep a clo

Lead Mobile Engineer – Kotlin Multiplatform (KMP). You’ll be a senior mobile engineer working mainly on apps, using Kotlin Multiplatform (KMP) to build features that work on both Android and iOS.

A leading technology firm in the UK seeks Kotlin developers for greenfield projects. Desired candidates will have strong Kotlin skills and problem-solving abilities, with the opportunity to influence architecture and work in a collaborative environment.

Citibank (Switzerland) AG is seeking a Java (Kotlin) Developer to engineer innovative solutions for finance.

A leading healthcare technology provider is seeking a remote Backend Developer proficient in Kotlin and Java.

Candidates should have commercial experience with Kotlin, Java, TypeScript, and knowledge of payment gateways.

JetBrains is looking for an experienced developer to shape the Kotlin ecosystem, involving the creation of foundational libraries for core primitives and participation in API design.

The role involves building product features and improving system performance using Kotlin.

Full Stack Engineer (Kotlin and/or Python) – VPEngineer the future of global finance. Technology Skills Desired:* Backend Expertise (Mandatory for Backend Role, Highly Desired for Full Stack): + Strong proficiency in modern backend languages such as Kotlin and/or Python.

Integration Testing — Automated tests in Kotlin.

AWS GraphQL (it would be nice if you were familiar with this but it’s not a deal breaker) Postgres RabbitMQ Docker KubernetesFrontend React & React Native, TypeScript, MobX, Redux, Stylus and SASS*Other We build our Kotlin projects using Gradle and GitHub Actions, deploying to production

A leading fintech company in Greater London is seeking an experienced mobile app developer to help build their new Android app using Kotlin.

The role involves hands-on development with Kotlin, focusing on building a high impact consumer product. The ideal candidate should have over 5 years of commercial Android experience and deep knowledge of Kotlin.

Strong proficiency in modern backend languages such as Kotlin and/or Python.

As a hybrid WFH Backend Software Engineer/Developer (Java Kotlin AWS), I will be working on a Tech. Strong Java and Kotlin serverside development experience.

Adept in Kotlin, CI/CD, and Android SDK, you will ensure high-quality code and manage app releases.

In this hands-on role, you will design high-quality Android applications using Kotlin, integrate with backend services, and enhance mobile solutions.

The ideal candidate will have extensive experience in Android development with Jetpack Compose, Kotlin, and Java, along with a strong background in test-driven development (TDD).

Candidates should have over 5 years of Android development experience, with deep knowledge of Kotlin and Jetpack Compose.

The ideal candidate should have 1–2 years of mobile engineering experience, particularly with Kotlin, and a strong mindset for startup culture. A leading reusable packaging provider in London seeks a Mobile Software Engineer to own the migration to Kotlin Multiplatform and impact waste reduction d

Senior Mobile Engineer – Kotlin Multiplatform (KMP). Senior Mobile Engineer (KMP) – Would you like the opportunity to work for a market leading organisation? You’ll be a senior mobile engineer working mainly on apps, using Kotlin Multiplatform (KMP) to build features that work on both Android

In this hybrid role, you will lead feature delivery and collaborate with cross-functional teams for app enhancements using Kotlin and Jetpack Compose.

We primarily use Jvm based languages (Java/Kotlin) but we also have parts of the platform that use other languages as needed.

True North Consulting Group Ltd is seeking QA Managers for immediate contract roles within a successful tech consultancy focused on the public sector.Positions are inside IR35 with pay rates between £450-£500 per day.The roles are home-based with minimal travel required.Candidates must be SCC Clea

Candidates should have extensive experience in Kotlin and Android development, along with strong communication skills.