401 to 425 of 437 Kotlin Jobs in England

engineering excellence. The role is based in London and the team is international. What you will do Design, build, and operate backend services in Kotlin and Python that power our trading products, from core trading workflows to client-facing APIs. Develop and improve services for order management, market data … technical decisions, writing clean, maintainable code and sharing knowledge across the team. What you will need Professional experience building backend services, ideally in Kotlin and/or Python. Solid experience designing and building backend services and REST APIs; experience with WebSockets or other real-time streaming protocols such ...

culture of engineering excellence. The role is based in London and the team is international.WHAT YOU WILL DODesign, build, and operate backend services in Kotlin and Python that power our trading products, from core trading workflows to client-facing APIs.Develop and improve services for order management, market data processing … architecture discussions and technical decisions, writing clean, maintainable code and sharing knowledge across the team.WHAT YOU WILL NEEDProfessional experience building backend services, ideally in Kotlin and/or Python.Solid experience designing and building backend services and REST APIs; experience with WebSockets or other real-time streaming protocols such ...

right tools and processes to make our product the best in show!As an Android Engineer, this position involves: Product development in Android (Kotlin), supporting customer-facing and platform features System architecture design, implementation, and testing Working in an Agile environment with attention to detail, quality and continuous integration … party APIs Other cultures and teams across our other hubs in Barcelona, Berlin, London and moreRequired skills and experience: "Product Engineering" mindset Knowledge of Kotlin Pragmatism - simplicity, efficiency, and performance The desire for quality and testing A willingness to learn new technologies and frameworks Good communication in EnglishWhat ...

management role for a builder-leader. You will lead a team of strong staff and senior engineers through a critical transition: evolving from a Kotlin-first SDK to a hybrid architecture that makes Python a first-class citizen for agentic development. You will own delivery of the platform roadmap … drive decisions. Own the team's cost and resourcing decisions: LLM spend, infrastructure costs, headcount. For more context, our tech stack currently includes AWS, Kotlin, Python, Kubernetes. LiteLLM, BrainTrust, Temporal, LLM APIs and more. You do not need to be an expert across all of these, but need enough ...

management role for a builder-leader. You will lead a team of strong staff and senior engineers through a critical transition: evolving from a Kotlin-first SDK to a hybrid architecture that makes Python a first-class citizen for agentic development. You will own delivery of the platform roadmap … terms that drive decisions.Own the team's cost and resourcing decisions: LLM spend, infrastructure costs, headcount.For more context, our tech stack currently includes AWS, Kotlin, Python, Kubernetes. LiteLLM, BrainTrust, Temporal, LLM APIs and more. You do not need to be an expert across all of these, but need enough ...

At R3, we are building the on-ramp for the next trillion dollars of assets to move on-chain, bridging the worlds of traditional finance (TradFi) and decentralized finance (DeFi). We are launching institutional ...

Salt Digital Recruitment is seeking a Senior Kotlin Software Engineer for an investment banking client in London. This hybrid role involves developing backend services in a fast-paced environment, focusing on high-quality engineering and collaboration. The ideal candidate will have strong Kotlin development experience, skilled ...

Spotify in London is seeking a mobile engineer to develop Android and iOS components in Kotlin, contributing to data-heavy royalty reporting and personalization. You will collaborate with Android, iOS, backend and data teams to deliver end-to-end solutions, while improving architecture and system reliability. The role emphasizes ...

leading software company in London is seeking a Backend Software Engineer/Developer proficient in Java and Kotlin to join their team. This role offers a hybrid work-from-home flexibility and the opportunity to work with emerging technologies. Candidates should have strong experience in server-side development ...

Zühlke Engineering Ltd is seeking a Senior Fullstack Developer to join a high-performing engineering squad. You will work on backend-led services using Kotlin or Java 17+, and contribute to modern web interfaces with React and TypeScript. You’ll operate within an AI-augmented engineering environment, focusing ...

seeking a Senior Fullstack Developer to join a high-performing engineering squad in London or Manchester. You will work on backend-led services using Kotlin or Java 17+, building APIs and event-driven flows, and contribute to modern web interfaces with React and TypeScript. The role emphasizes AI-augmented ...

seeking a Senior Fullstack Developer to join a high-performing engineering squad in London or Manchester. You will work on backend-led services using Kotlin or Java 17+, building APIs and event-driven flows, and contribute to modern web interfaces with React and TypeScript. The role emphasizes AI-augmented ...

platforms, focusing on scalable APIs and reliable systems. You will collaborate with product teams, optimize performance, and ship cloud functions and backend services using Kotlin, contributing to a fast-growing, remote-first environment. #J-18808-Ljbffr ...

asset classesDesign pricing and risk logic, market data processing, and order handlingOptimise data flow and system throughput under real-time constraintsImplement core components in Kotlin (some C++ and legacy Python/Java)Engineer for reliability—testing, monitoring and rapid fault recoveryWhat You’ll BringSolid command of CS fundamentals—algorithms … architecture, systemsAdvanced experience in Kotlin or Java (Other languages considered C#/F#/C++)Deep familiarity with Linux environments and system-level APIsExperience with high-throughput, low-latency systemsAbility to work independently and review code for correctness and clarityFinance experience not required, but curiosity helpsWhy ApplyHigh-impact team ...

need to be a specialist in everything, but you can't have a lane you refuse to leave. Our stack is Kotlin and React, and this role leans backend. If you're strong on the backend and curious about the rest, that works. You care about data integrity. … specific compliance regimes Background in high-growth startups where everything was still being figured out Our Tech Stack We build on AWS, with a Kotlin backend, a React frontend, and infrastructure managed in Terraform. It's a real production system that global finance teams depend on every day. ...

Taptap Send is seeking a Senior Backend Engineer in London to scale our Kotlin/Java services and data pipelines, supporting remittances across countries. You will own backend integrations, design scalable architectures, and collaborate with Product, Ops, and Support to deliver reliable features on AWS. As an early team … member, you’ll influence culture and processes, working across stack from Kotlin services to PostgreSQL databases, with Terraform/Ansible managed infrastructure and data-driven #J-18808-Ljbffr ...

A tech startup in Greater London seeks a Forward Deployed Software Engineer. This role involves working closely with customers to develop high-impact software solutions rapidly. Ideal candidates have experience in full stack development, particularly ...

United States Digital Space LLC in the United Kingdom is seeking a Senior Software Engineer to join our Core Experiences Team. This role focuses on building foundational services and SDKs that power our product experiences ...

Fairygodboss is looking for a Senior Lead Software Engineer (Platform) to set technical direction across squads, ensuring the implementation of robust engineering standards and best practices. The role involves developing secure, high-quality code and ...

Senior Kotlin Engineer (XP, GCP) – Investment Banking – London/Hybrid Daily rate: £600 - £800 (inside IR35) Duration: 6 months Start: ASAP My client is looking for an experienced Senior Kotlin engineer to support and extend a cloud-hosted platform used for bookbuilding issuances within Investment Banking Capital Markets. … platform in production, using incidents and defects as opportunities to improve system design and resilience Qualifications Strong commercial experience building backend services using Kotlin Experience with event‐sourced and event‐driven architectures Deep familiarity with XP practices, including mob programming as a primary way of working, test‐driven development ...

Salt Digital Recruitment is seeking a Senior Kotlin Engineer in London/Hybrid to support and extend a cloud-hosted platform for Investment Banking. The role emphasizes collaboration in a high-caliber engineering team and follows Extreme Programming practices. The ideal candidate will have strong experience in Kotlin ...

company London is seeking a delivery-focused backend engineer to join our CTO organisation. You will work on scalable server-side services using Kotlin/Java 21, RESTful APIs, and modern tooling, with a focus on automation and SDLC improvements. You will shape architecture, contribute to the technical roadmap ...

catering to an already large user base. Join a diverse team where you'll influence both the product's what and how, using Kotlin, RxJava, and modern development practices. We offer a competitive salary ranging from £78,000 to £110,000 per year, with benefits such as flexible working ...

join the Reach Extension team in Edinburgh, Scotland. The role focuses on front-end work with React and TypeScript and back-end services with Kotlin and AWS, building scalable systems for global advertisers. You will own design, implementation, and operational support across the product lifecycle, collaborating with UX designers ...

delivery of platform capabilities, including the architecture of API gateways and backend engines. The ideal candidate will have extensive experience in Java/Kotlin and cloud technologies, a deep understanding of distributed systems, and a passion for mentoring others to elevate engineering culture. Join us to power the world ...