126 to 150 of 183 Front-End Engineer (Client-Side Engineer) Jobs in London

Method Resourcing is partnered with a financial services organisation in London seeking a fullstack engineer with a strong frontend focus to build modern web applications. You will help shape architectural standards and deliver data-driven solutions using React/Vue/Angular and Python, with …/CD practices at the core. You’ll join a growing BI team as their first dedicated application engineer, collaborating with stakeholders to translate requirements into scalable, robust products. #J-18808-Ljbffr ...

have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer III at JPMorganChase within the Enterprise Observability Platforms, you serve as a seasoned member of an agile team to design and deliver trusted market ...

Payments in London is seeking a Senior Frontend Engineer to join the Technology team. You will own the design and implementation of a React-based SPA that orchestrates complex forms and onboarding flows for clients and sub-accounts. We expect strong React/TypeScript experience, deep ...

United States Digital Space LLC is seeking a Senior Frontend Engineer to solve complex problems and enhance our platform in London. As part of a fast-growing company, your contributions will help disrupt the home cleaning market by building scalable and intuitive technologies. The role involves ...

leading global financial services firm in London seeks a Senior Lead Software Engineer to join an agile team focused on enhancing and delivering top-notch technology products. The successful candidate will have 5+ years of experience, excel in software engineering concepts, and bring practical cloud-native ...

components, architecture, and automated UI testing with Playwright or Cypress, while solving challenges in real-time data processing and scalable front-end design. #J-18808-Ljbffr ...

newest vertical. We are moving from "start-up" to "scale-up," and we are looking for a Senior Front End Engineer . This isn't just an ordinary Engineering role; its an opportunity to disrupt a legacy industry with AI-driven tech ...

unified by a shared drive to achieve our mission through a commitment to excellence. The Role We are looking for a frontend engineer with experience of building complex, performant, dynamic web applications for visualising and navigating data. You’ll be responsible for building core frontend components ...

Comand AI is seeking a front-end specialist to own delivery on Prevail, our operational planning platform, delivering fast, dependable user experiences for real-world geospatial workloads. You will work with product design and engineering to translate operational needs into production-ready interfaces, raising the front ...

Payments is seeking a Senior Frontend Engineer to join the Technology department in London. You will own front-end components and complex forms in a React 18/TypeScript environment, focusing on onboarding clients and accounts with KYC/KYB workflows. ...

Associates is seeking an experienced Software Engineer to join a permanent feature team, building customer-facing web and mobile applications across the full development lifecycle. The role centers on TypeScript, React and React Native, with hands-on mobile app delivery on iOS and Android, using Xcode ...

Adapty is hiring a Senior Frontend Engineer to own the frontend of Flow Builder, shaping its architecture and guiding features from customer problems to production. You will collaborate with the SDK team, ensure fast editor performance, and drive the product forward with minimal gaps between browser ...

Parser is seeking a Senior Frontend Engineer to craft scalable, accessible web apps using React.js and modern frontend practices. You will translate designs into high-quality interfaces, optimize performance, and integrate with backend APIs in a cross-functional team across Europe and beyond. You will work ...

Applied Intuition UK is seeking a Senior Fullstack Engineer to join our London team. You will own the design, development, and production rollout of user-facing software across interfaces, APIs, and services. You will work with engineers spanning frontend, backend, and autonomy domains to ensure cohesive ...

Monzo is seeking a Web Engineer to help maintain and scale the public website and build new frontend features. You’ll work closely with product managers, designers and engineers to deliver high-quality, performant user experiences across international audiences. You’ll leverage modern JavaScript, React ...

Imperial College London is seeking a Software Engineer to help shape the UI/UX of Lambda Feedback, a platform supporting thousands of students with automated formative feedback. You will design and improve user interfaces while collaborating with teaching staff and stakeholders across a world-leading ...

Octopus Energy is seeking a Senior Frontend Engineer to join our Flexibility team. You will own frontend strategy, build advanced customer journeys, and deliver scalable interfaces that power millions of low-carbon decisions. Collaborate with design and product to ship fast and help push a greener ...

Encord in London is seeking an experienced full-stack engineer to build high-performance frontend experiences and data visualization for the Physical AI stack, from 3D rendering to browser performance. You will own projects end-to-end, collaborate across backend and frontend ...

Eucalyptus in Greater London is looking for a Senior Frontend Web Engineer to take ownership of its frontend platform. Your role will focus on designing and executing growth-driven experiments to enhance user engagement and retention while collaborating with cross-functional teams. The ideal candidate ...

CreateFuture in the UK is looking for a Senior Frontend Engineer (Vue.js/TypeScript) to build scalable, accessible frontend solutions for iGaming clients. You’ll influence technical direction, mentor peers, and help embed AI and automation in delivery. This role supports hybrid and remote work across ...

leading technology company in Greater London is looking for a Senior Front End Software Engineer to develop sophisticated applications on the Palantir Foundry platform. This role involves architecting and developing user interfaces and tools that empower thousands of users. The ideal candidate ...

improving delivery pipelines in a fast-growing FinTech. The stack centers on React, TypeScript and Azure, but candidates with other modern front-end experience will also be considered. The position offers remote options, flexible hours and a 20% annual bonus. #J-18808-Ljbffr ...

Unitary is a remote-first AI startup building Virtual Agents. As a Senior Software Engineer, you will own the frontend for our products and help shape how customers see and trust AI-powered work, turning early builds into polished surfaces. You will refactor the frontend into ...

Europe, and our design system is a core part of delivering a consistent, accessible, high-quality experience. We're hiring a Staff Engineer to join the Design Systems team. This will help lead the engineering direction and execution of our design system across web and mobile. … adoption and improve the contribution experience. Steward shared foundations (tokens, components, documentation, and best practices).What you'll be doingAs a Staff Engineer in Design Systems, you will be a force multiplier for product delivery and UI quality across PleoSet technical direction for key parts ...

hybrid embedded SRE model - We aim to work closely with the teams to provide them the best support. As a Site Reliability Engineer (SRE) you will help ensure our platforms are fast, reliable, and scalable. You'll design, build, and monitor systems, preventing issues before they ...