401 to 425 of 479 Kotlin Jobs in the UK

Senior Kotlin Engineer - Cloud Issuance Platform Location: London/Hybrid We are looking for a senior Kotlin engineer to join a high-calibre Front Office engineering team developing a cloud-hosted issuance platform for Investment Banking Capital Markets. This is a hands-on role focused on modern engineering … development and continuous refactoring. Engineers will contribute across development, integration and production support. Key Skills & Experience Strong commercial experience building Back End services in Kotlin Experience with event-sourced and event-driven architectures Strong experience with XP practices , including mob programming, TDD and clean code Cloud experience with ...

architectural decisions about the CLI's future direction. You'll also have opportunities to contribute across Developer Clients, including our JetBrains plugin in Kotlin and our VS Code extension in TypeScript, when shared features, components, or cross-platform consistency call for it.You'll provide technical leadership by breaking down … quality, security, and developer experience through thoughtful reviews and mentorship.Contribute to IDE extension work across the group when useful, including the JetBrains plugin in Kotlin and the VS Code extension in TypeScript.What you’ll bringStrong proficiency in TypeScript and an interest in developer tooling and command-line interface design.Experience ...

multi-step orchestration, error handling in LLM workflows. Familiarity with public cloud providers (AWS, GCP) We operate a polyglot platform, with components written in Kotlin and Python. While this role is Python-focused, you will need from time to time to contribute in a Kotlin stack, so being ...

multi-step orchestration, error handling in LLM workflows.Familiarity with public cloud providers (AWS, GCP)We operate a polyglot platform, with components written in Kotlin and Python. While this role is Python-focused, you will need from time to time to contribute in a Kotlin stack, so being open ...

into Banking.Own the full SDLC - from feature inception through to production, monitoring, and continuous improvementContribute to mobile development across iOS and Android using Flutter, Kotlin, and/or SwiftCollaborate with Product, Design, and QA from early feature shaping through to deliveryWrite thorough unit and integration tests and uphold high … drive improvements across the teamWork cross-functionally, bridging technical decisions with business goalsWhat We're Looking ForMobile development experience in Flutter/Dart, Kotlin, or Swift - this is a firm requirementStrong back-end engineering experienceSolid testing practice across unit and integration testingExperience with CI/CD platforms such ...

processes and norms.Taptap Send is a cross-platform mobile app developed with React Native and TypeScript, which talks to a backend service written in Kotlin and backed by a PostgreSQL database, all of which runs on AWS and is managed via Terraform and Ansible. This is a backend-focused … will have plenty of opportunities to work on all parts of our tech stack.Your ResponsibilitiesTake ownership of development of mobile application productsBuild features in Kotlin and SpringWrite well-tested, high quality code, with an eye towards generics and re-useWork closely with design and product teams to regularly ship ...

more than 5M active users worldwide, an average app store review of 4.8 stars, and has over 99.9% crash-free sessions. Kotlin is upwards of 95% and we’re hoping to remove Java completely soon.Here are some early considerations:App featured at Google I/O 2019 & 2024 Developer … KeynotesKotlin & Jetpack Compose first approachOver 10M+ downloadsThe codebase uses modern Android Jetpack components, Kotlin Coroutines, Flow/StateFlow, and RxJava in legacy areasMake an impact on millions of customersNever ending chance of experimenting with latest tech, including KMM, Jetpack Compose and more!We have done some significant work ...

will include:Design, build, and evolve backend services that power pricing and promotions across multiple customer channels.Develop scalable microservices and APIs using Java/Kotlin, enabling reliable and efficient pricing calculations and promotions management.Contribute to Kafka-based event-driven architectures that support high-volume price publishing and promotional capabilities.Design … support.Who You AreA strong backend engineer with significant experience designing and operating scalable services in production environments.A working knowledge with Java and/or Kotlin and modern microservice architectures.Passionate about building reusable backend capabilities that enable multiple teams and products.Strong understanding of distributed systems, event-driven architectures, and asynchronous ...

from customer-facing product to internal tools, including shipping consumer-facing AI features into production on mobile. You'll work in Swift and Kotlin across iOS and Android alongside a tight team of mobile and web engineers. Our infrastructure and backend are already excellent; we're looking for mobile … just execute it. We want people who dig into the "why", not just the "how"Requirements5+ years building mobile applications, deep in Swift or Kotlin with the range to work across both. You've stayed hands-on throughoutYou don't stop at the client. You've worked beneath ...

ownership.Nice to have:\* Hands-on experience with scraping technologies at scale and maintaining data quality/accuracy.\* Experience building backend systems with Java or Kotlin (or another JVM language).\* Experience with Spring (or similar JVM frameworks).\* Experience operating data-heavy systems with strong observability (monitoring, alerting, data … built confidence in Wise’s domain and engineering practices, and helped improve how the team works.Qualifications:\* 5+ years of experience in Java or Kotlin (or other JVM based language)\* Strong experience with Spring framework, relational databases, distributed and concurrent systems (Kafka)\* Experience in scraping technologies at scale and maintaining ...

processes and norms.Taptap Send is a cross-platform mobile app developed with React Native and TypeScript, which talks to a backend service written in Kotlin and backed by a PostgreSQL database, all of which runs on AWS and is managed via Terraform and Ansible. This is a backend-focused … product team to regularly ship working featuresWork in an iterative fashionEvaluate and deliver timeline estimatesRequirements:7+ years of professional experience building backend systemsProficiency with Kotlin or Java/JVMProficiency with PostgreSQLExperience with AWS: S3, SQS, SNS, Lambda, etc.Experience implementing and managing elaborate integrations with third-party APIsExperience working ...

norms. Taptap Send is a cross-platform mobile app developed with React Native and TypeScript, which talks to a backend service written in Kotlin and backed by a PostgreSQL database, all of which runs on AWS and is managed via Terraform and Ansible. This is a backend-focused role … ship working features Work in an iterative fashion Evaluate and deliver timeline estimates Requirements: 7+ years of professional experience building backend systems Proficiency with Kotlin or Java/JVM Proficiency with PostgreSQL Experience with AWS: S3, SQS, SNS, Lambda, etc. Experience implementing and managing elaborate integrations with third-party ...

know their strengths, their limits, and when to reach beyond them. That's where your native knowledge comes in: whether it's Swift, Kotlin, or both, you're comfortable dropping into native code when the situation calls for it when it comes to performance, platform APIs, or something Expo … shared React Native codebase, with a solid understanding of platform‐specific behaviour and constraints. Native mobile experience in Swift (iOS) and/or Kotlin (Android) is desirable. You can read, write, and debug native code. Strong understanding of mobile performance. You know how to diagnose and fix issues across ...

particularly committed to improving performance and stability, as evidenced by our excellent crash-free rate and App Store reviews.Our codebase is using Kotlin and we’ve been on a journey to migrate screens to Compose. We are constantly looking for ways to improve and modernise the codebase.We’re looking … written.You've spent several years building Android apps and are comfortable picking things up quickly and getting to something useful early.You have native Android Kotlin development experience.You understand patterns such as MVI or MVVM.You have experience consuming third-party APIs.You have experience with UI, unit and Snapshot testing.Nice ...

Principal Product Engineer, React Native Location: Nine Elms, London. Full time, hybrid with at least 3 days a week on site. You'll need the right to work in the UK and be based in ...

Nexcode IT Solutions Private Limited is seeking Senior Android developers proficient in Kotlin-first app development. Leverage Jetpack Compose and the full Android Jetpack ecosystem to build modern, production-grade applications. This is a full-time dedicated role with potential KMP consideration and emphasis on performance profiling. Typical engagement ...

Citi is seeking an experienced Software Engineer for Prime Brokerage Technology in London. You will own development of core components (Java/Kotlin), contribute to CI/CD and testing practices, and collaborate with analysts to refine requirements in an agile setting. The role offers a hybrid work arrangement ...

backend engineer to help build the Direct Debit/API powered platform. You will design, test, and maintain backend services in Java and Kotlin using Spring Boot, deployed on AWS, serving millions of customers. You will work on RESTful APIs, data schemas in PostgreSQL, event-driven architectures with Apache ...

000London AreaAre you interested in working in Tech for Good? Have you got experience working with Kotlin, or are keen to work with Kotlin? Senior Software Engineer – Clean Energy for EV Chargingð Up to 120k + bonus + shares + benefitsð Hybrid in London 2 days per weekWe … vehicles.Due to exciting projects in the pipeline, they are looking to grow their team with Senior Software Engineers who have experience in the following:Kotlin software development(They are also open to Core Java experience, as long as you are happy to work with Kotlin)AWS or other ...

Solutions is seeking a Mobile Head in London to lead a small two-developer team. The role requires hands-on expertise in Swift and Kotlin and a track record of leadership in technical teams. You will define the mobile tech vision, implement best practices, and integrate AI tools ...

quality features for the Credit platform used by partners globally. You will work across the full software lifecycle, writing clean code in Java/Kotlin and building RESTful APIs and microservices. Collaborate with product managers, designers, and other engineers to translate business requirements into scalable solutions, while debugging production ...

seeking a Mobile Head to lead a small technical team in London. This role requires a hands‐on developer with expertise in Swift and Kotlin, alongside leadership experience. The position involves defining the technical vision for mobile platforms, integrating agentic AI tools, and ensuring best practices across development. ...

their own path and a pragmatic and iterative approach to achieving our long term goals Technologies We primarily use Jvm based languages (Java/Kotlin) but we also have parts of the platform that use other languages as needed. We look to use Open source when it makes sense ...

Senior Back End Developer to join a project to rebuild a long standing on-prem system as a cloud-native application on Azure. Stack Kotlin and Java 21 on Spring Boot. Kotlin preferred, strong Java engineers welcome if open to writing Kotlin. Azure PostgreSQL on the new side … direct it, review it properly and push back when it's wrong Substantial backend experience Real depth on the JVM with Spring Boot - Kotlin ideal, but strong Java with appetite to work in Kotlin works. Domain-driven design and messaging patterns PostgreSQL Kafka, Service Bus or Pub/ ...

like faster loading and more intelligent parsing by designing more efficient abstractions and improving our algorithmsShip cloud functions, lightweight backend services, and jobs using Kotlin An Ideal Candidate Should Have Systems thinking. You know that optimizing a system requires end-to-end design, and you believe simplicity is valuable. … when to engage or be heads downCollaboration. You know how to inspire, play, and negotiate with opinionated designers, marketers, and PMs Preferred Tech Stack: Kotlin Multiplatform (Java experience is OK but role is Kotlin Multiplatform)Prior experience with GCP is a plus What We Offer A fast-growing ...