76 to 100 of 158 Kotlin Jobs in London

role. Preferred Qualifications Master's degree or PhD in Computer Science or related technical field. Experience with Data Analytics or Telemetry. Experience with Android, Kotlin, Java Experience with Stakeholder Management and Technical Infrastructure Management. About the job Like Google's own ambitions, the work of a Software Engineer goes ...

Manager You maintain your "technical mentorship" through code reviews and architecture discussions. You likely have a strong backend foundation (ideally in java/Kotlin) and a passion for engineering excellence. Systems Thinker You thrive in fast‐paced, evolving environments and excel at managing technical migrations or structural shifts without ...

build scalable distributed systems and deliver customer-facing products used by millions of users. You are proficient in backend programming languages such as Java, Kotlin, Python, or Go . You have strong experience designing asynchronous, reliable, and scalable systems within microservice architectures . You are comfortable working in greenfield ...

will set architectural direction, mentor engineers, and deliver AI-enabled features for scalable mobile platforms. The ideal candidate has 12+ years in Android, strong Kotlin and Jetpack skills, and a track record of cross-team leadership in a global environment. #J-18808-Ljbffr ...

monetization interfaces. You will work on ad configuration tools and AI-powered features across the stack, collaborating with PMs and UX teams. Experience with Kotlin, C++, TypeScript, Dart or Angular is expected, along with strong API design and cross-platform development skills. #J-18808-Ljbffr ...

will work on order management, market data processing, and real-time client APIs, collaborating closely with product, frontend, and trading teams. Applicants should have Kotlin or Python backend experience, proficiency with REST APIs and WebSockets, and knowledge of SQL, Docker/Kubernetes, and AWS. #J-18808-Ljbffr ...

Mobile Engineer to own the mobile experience our users rely on. You’ll work with React Native and Expo, and drop into Swift or Kotlin when needed to push performance and polish beyond the basics. Collaborate with product and UX from early concept, ship well‐tested components ...

needs to be hands‐on. Experience Building and managing the following functions with software engineering: Front end, back end, integrations, mobile engineering. Technology stack: Kotlin multi‐platform (KMP), React, Next JS, C#, .NET, Azure Cloud and API/event‐driven patterns. You will be required to be a strong ...

hands-on. Experience Building and managing the following functions with software engineering: Front end, back end, integration's, mobile engineering. Technology stack: Kotlin multi-platform (KMP), React, Next JS, C#, .NET, Azure Cloud and API/event-driven patterns. You will be required to be a strong senior individual ...

hands-on. Experience Building and managing the following functions with software engineering: Front end, back end, integration's, mobile engineering. Technology stack: Kotlin multi-platform (KMP), React, Next JS, C#, .NET, Azure Cloud and API/event-driven patterns. You will be required to be a strong senior individual ...

hands-on. Experience Building and managing the following functions with software engineering: Front end, back end, integration's, mobile engineering. Technology stack: Kotlin multi-platform (KMP), React, Next JS, C#, .NET, Azure Cloud and API/event-driven patterns. You will be required to be a strong senior individual ...

logs, data leakage, and safe credential handling; Strong programming experience in a JVM-based language or Python, with the ability to contribute to Kotlin and Python components; Clear communication and collaboration skills for turning ambiguous platform needs into practical solutions; Passion for developer experience and enabling engineering teams; Deep ...

client. Key Responsibilities End-to-End System Design & Development: Architectural design and development of robust microservices and interactive user interfaces using Core Java, Kotlin, Spring Boot, and ReactJS. Real-Time Data Processing: Build and maintain scalable event-driven architectures utilizing Apache Kafka and Apache Flink for real-time risk … quality through rigorous automated testing, static analysis, secure coding standards, and compliance with banking regulations. Mandatory Skills Languages & Frameworks: Java (Core Java, Multithreading, Concurrency), Kotlin, Spring Boot, ReactJS. Cloud & Serverless: AWS Lambda, AWS Cloud Services, Kubernetes. Additional Technical & Functional Competencies Frontend Architecture: TypeScript, JavaScript (ES6+), Redux/Context ...

Citi London seeks a delivery-focused server-side engineer to join the CTO organisation within Developer Enablement. You will contribute to strategic tools used by tens of thousands of engineers, with a hybrid work model ...

growing team in pursuit of our customer experience goals. Our modern platform is built on top of a modern stack consisting of Kotlin/JVM for the back end interacting with other Java/JVM services internally, and a React based front end. We reach out to many APIs … curiosity, passion and startup mindset Practical application and understanding of computer science concepts Innovative thinking Software testing acumen (unit test, integration tests) Java/Kotlin/JVM Databases: Postgres, MongoDB, Redis, preferring Postgres Source Code Control: Working experience using GitHub, Bitbucket, RhodeCode Production monitoring and logging tools (i.e. CloudWatch ...

Senior Full Stack Kotlin Developer Location: London - Hybrid (2 days onsite) Salary: £55,000- £70,000 We are seeking a Senior Full Stack Kotlin Developer to join a growing digital consultancy delivering transformative digital solutions for a range of Public and Private sector clients. Working within multidisciplinary teams … design, build and deliver scalable digital services that solve complex business challenges. As a Senior Full Stack Kotlin Developer, you'll combine hands-on software engineering with technical leadership, mentoring engineers while delivering high-quality, user-centred solutions across the full development lifecycle. Key Responsibilities as a Senior Full ...

patterns, observability, and reliability across globally distributed trading systems. You will partner with front‐office traders, contribute production code (Java/Python/Kotlin), drive incident response, and lead AI‐assisted reliability initiatives while collaborating with infrastructure, cloud, and security teams. #J-18808-Ljbffr ...

build scalable backend services and user‐facing tools that help merchants grow through offers, discounts, and incentives on our platform. You will work across Kotlin, Python, Go, and React, driving complex, cross‐functional initiatives in a fast‐moving environment. You’ll collaborate with product, design, and business stakeholders ...

building and scaling teams from 0–1 while remaining actively coding to drive delivery. You will oversee frontend, backend, integrations and mobile engineering using Kotlin Multiplatform, React, Next.js, C#, .NET, and Azure Cloud. Office attendance is required three days per week. Contract is three months, day rate negotiable, inside ...

from idea through to release, helping deliver features that make a real difference to users. What you'll be doing Developing new features using Kotlin and Jetpack Compose. Taking ownership of technical decisions and helping shape the future of the Android platform. Writing clean, scalable and maintainable code. Working … developers and sharing your knowledge across the team. What we're looking for You'll ideally have: Strong commercial experience developing Android applications. Excellent Kotlin and Jetpack Compose skills. A solid understanding of Android architecture and design patterns. Experience working in Agile teams. A collaborative approach and a passion ...

join an established and evolving project team. This role is centred on the design, development, enhancement, and support of modern Android applications using Kotlin, while also contributing to broader engineering, deployment, and operational initiatives across the platform ecosystem. The successful candidate will bring strong expertise in native Android development … teams. The role offers the opportunity to contribute to architectural decisions, modern engineering practices, and the continuous improvement of mobile platforms and supporting systems. Kotlin remains a widely adopted language for Android engineering due to its safety features, interoperability, and modern development capabilities. Your future duties and responsibilities - Design ...

Company Description Version 1 has celebrated30 yearsinbusinessand continues to be trusted by global brands to delivertechnology and transformationsolutions that drive customer success. Ourdeepexpertiseenables our customers to navigate the rapidlyevolving technology landscape. We foster strong partnerships ...

Senior Kotlin Software Engineer (Investment Banking) – London/hybrid Daily rate: £600 – £1000 Duration: 6 months Hybrid: 2 days on site Start: ASAP My banking client is looking for 2 experienced Senior Kotlin Software Engineers to join a cloud‐hosted platform team within an investment banking environment. This … opportunity to work closely with business stakeholders in a demanding and high‐impact environment. Key Responsibilities Design, develop, test, and maintain backend services using Kotlin Contribute across the full software lifecycle: development, integration, and production support Implement and support event‐driven architectures, including event sourcing and event streaming Work ...

build secure, scalable, cloud-native solutions using modern technologies and engineering best practices. What You'll Be Doing Building and maintaining applications using Kotlin, Java and Spring Boot Developing microservices and REST APIs . Delivering solutions across AWS, Azure and GCP environments. Working with Docker, Kubernetes and CI/… design and deliver user-focused digital services. Mentoring junior engineers and promoting engineering best practice. What We're Looking For Strong commercial experience with Kotlin . Background in Java and Spring Boot development. Experience building microservices and RESTful APIs . Exposure to AWS, Azure or GCP . Experience with ...

driven systems, distributed systems design* Hands-on experience with event-driven architecture and message queuing systems, particularly Apache Kafka* Strong server-side engineering skills: Kotlin Is our primary development language. Designing, building and consuming domain specific RESTful services & APIs* Proficiency with relational and/or NoSQL databases: PostgreSQL, MongoDB … understand requirements and deliver robust platform solutions* AI experience is highly desirable but not mandatory**Tools you’ll use (depending on role)*** **Server:** Kotlin, Java, Spring Boot, http4k, ktor, PostgreSQL, MongoDB, Apache Kafka, Docker, Kubernetes, Helm, Tekton, Harness* **Infra:** OpenShift, Tekton, Harness ...