51 to 75 of 76 UI Engineer Jobs in England

Roku, Inc. in Manchester is seeking a Senior Software Engineer to own core UI systems, optimize graphics primitives, memory usage, and hardware acceleration across devices. You will design and implement performance-critical code for our UI engine and collaborate with firmware for hardware-specific optimizations. This ...

LexisNexis Risk Solutions is seeking a Senior Software Engineer I (JavaScript) to join a cross‐functional team in London. You will build modern … applications using React and Node.js, shaping AI-assisted development workflows to speed delivery while maintaining quality and performance. You will collaborate with UX/UI designers, product managers, and QA to ensure features meet user needs, accessibility standards, and business goals, while contributing to best practices and recruitment efforts. ...

Roku is seeking a Senior Software Engineer to help … architect core systems underpinning the user experience across devices. You will lead engineering efforts in C++, Python tooling, and graphics pipelines, delivering high-performance UI components across a hybrid work model. The role requires deep knowledge of memory management, multithreading, and cross-platform graphics, with a focus on scalable ...

CrowdStrike Holdings, Inc. is seeking a Senior Frontend engineer to lead the development of large graph UI features in our Kestrel graphs UI team. You will shape visuals, optimize data-rich interfaces, and collaborate across design, product, and cloud engineering to deliver scalable frontend solutions. ...

Citi London is seeking a Senior UI Software Engineer to join the FX Client Platforms team. You will lead design and delivery of trading GUIs for internal and external traders, owning the full dev lifecycle. Hybrid work model (up to 2 days at home per week) with ...

Jump Trading invites students to a 10-week Web Dev/UI software engineering internship in London. You will build Web-based applications using Typescript and Python, interfacing with components of a real-time trading platform. The program identifies top engineers for our core development team, with a proven ...

III to design and deliver trusted market-leading technology products with a focus on secure, scalable solutions. You will build real-time UI features in React and TypeScript for Execute, coordinating with product, UX, QA, and back-end teams across global markets. You will contribute ...

Engineer for a leading global financial markets infrastructure client in London. The role involves hands-on work across backend services and web UI, delivering a modular end-to-end trade management platform in collaboration with architects and frontend developers. Requirements include strong Java with Spring Boot, REST ...

Corelight is seeking a Lead Software Engineer … Fleet frontend, a role that drives the frontend architecture used by security teams to operate hundreds of sensors. You’ll own the UI design direction and partner with a UX designer to translate complex data into fast, accessible interfaces. You’ll integrate REST and GraphQL APIs, champion a growing ...

Software Engineer to build tools used by scientists to develop and test quantum networking solutions. You’ll develop firmware for embedded systems, UI components, and automation for experiments. You will work in an agile software team, collaborating with Scientists and Engineers to define requirements, maintain, test ...

Roku's DMTE team seeks a Senior Agentic AI Engineer to embed autonomous AI capabilities into Roku's platform, designing agentic systems that reason, plan, and act across development pipelines—from auto-generating themed experiences … optimizing rendering workflows. You will apply strong software engineering practices to build reliable, scalable AI-enabled solutions for embedded environments, collaborating with firmware, UI, and product teams to deliver high-performance experiences. #J-18808-Ljbffr ...

Citi London is seeking a Senior Applications Developer to join a team delivering pricing solutions for the Foreign Exchange business. You will cover the full software development lifecycle—from analysis to testing—while providing technical ...

Validus Risk Management Limited is seeking a talented front-end engineer to enhance our React-based web applications and contribute to a modern, AI-assisted … development workflow. You will work within a fintech-focused tech team, delivering features across trading, risk, and portfolio applications with a strong emphasis on UI/UX and performance. You will collaborate with quants, back-end, and platform engineers in a fast-paced agile environment, using Nx/Vite ...

Caribou is hiring a frontend-focused full-stack engineer in the UK to build data-dense, legible interfaces for intercompany tax data. You will own features end to end, from frontend through … collaborating with our CTO, lead engineer and tax team. You should bring 3+ years of production web app work with a strong UI craft, plus SQL (Postgres) proficiency and excellent communication to translate CFO-level needs into actionable specs. #J-18808-Ljbffr ...

JPMorgan Chase & Co. in London is seeking a Software Engineer III to join the Enterprise Observability Platforms, delivering trusted technology products securely and at scale. You will design, develop, and troubleshoot across multiple domains, leveraging enterprise AI coding assist tools while maintaining code quality, peer review, and robust ...

Front-end Engineer to join our React-based web applications. You will contribute to the Horizon platform by delivering features, improving UI/UX, and collaborating with quants, back-end, and platform engineers. The role emphasizes TypeScript/React expertise, state management with Zustand, and modern tools ...

TransitionZero is seeking a Frontend Engineer to join the interface team and help shape Scenario Builder with React and TypeScript. You will build new capabilities, improve the foundations of the product, and create intuitive experiences over large datasets and complex energy models. You will work with product, design ...

Cognizant is seeking a highly technical, hands-on Senior Java Web Engineer to join … engineering team building enterprise-scale applications. You will maintain and enhance backend services and web interfaces while contributing to modern digital platforms and UI components. In a collaborative Agile environment, you will work with cross-functional teams to deliver scalable, reliable, high-quality software solutions, while staying current with ...

seeking an experienced iOS engineer to join the Design System team. You will apply Swift, SwiftUI, and Xcode expertise to deliver scalable UI patterns for travelers and suppliers across Expedia Group. You will mentor junior engineers, lead multi-module iOS projects, and integrate AI-assisted development tools ...

engineer to join their high-impact team. The ideal candidate will have expertise in Swift and strong skills in performance optimization and UI design. You will craft intuitive mobile experiences that enhance user interaction with AI. This role offers a competitive salary, equity, and comprehensive benefits including ...

Cognizant in Burgess Hill is seeking a Senior Frontend Engineer to design, develop, and deliver … data-driven web applications. You will join a high-performance distributed engineering team and work with product managers and engineers to build scalable, accessible UI solutions that meet business and compliance needs. This role blends hands-on technical excellence with leadership, offering opportunities to mentor colleagues, drive best practices ...

Encord is building the universal data layer for AI, powering 300+ teams with data curation, annotation, and evaluation across the AI lifecycle. We are seeking engineers who enjoy tough frontend work, rendering large 3D/ ...

JPMorgan Chase & Co. in City of London invites a Software Engineer III to join the Enterprise Observability Platforms. You will design and deliver trusted, scalable technology products in a secure environment as part of an agile team. The role emphasizes AI-assisted development, code quality, and automation within ...

Interactive Brokers Group, Inc. in London seeks a Front-End Engineer to deliver hands-on solutions across our critical trading UI projects, with a focus on Vue-based interfaces and performance. The role supports a hybrid London office, four days a week, with opportunities to cross-train ...

StarCompliance is seeking a Lead Design Engineer – AI Product Experience to shape how user experiences are designed, prototyped, and delivered across our engineering organisation. This role blends design, frontend engineering, and AI-assisted development to evolve the design system for agentic consumption. The candidate will create working prototypes ...