226 to 250 of 306 Front-End Engineer (Client-Side Engineer) Jobs in the UK

BigCommerce, Inc. is seeking a Software Engineer focused on frontend development to help build scalable, high-performance checkout and UI experiences using React and TypeScript. You will work closely with product managers and designers to deliver reliable features and improve the overall developer experience. Ideal candidates ...

Convergence Group is seeking a Front End Software Engineer with strong React.js skills to design and build the next generation of our bespoke customer portal and internal systems in a fast-growing SME. You will work in a high-paced environment with ...

Dayshape is seeking an experienced Senior Frontend Engineer to join theEngineering team in Edinburgh, delivering scalable frontend features using Vue.js. You will own complex frontend logic, write tests, and mentor colleagues in a fast-growing, hybrid-work environment. The role emphasizes UX, performance, and maintainability, with ...

Motorola Solutions UK Limited is seeking a frontend software engineer with 1–3 years of experience in HTML, CSS and TypeScript. You will work on the Avigilon Alta Video UI, focusing on state management and API integration within a hybrid Edinburgh-based team. The role emphasizes ...

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 ...

Intermedia Intelligent Communications is seeking a Senior Frontend Engineer to lead the development of scalable, real-time web experiences. You will design and implement high-quality components, collaborate with product and UX teams, and drive frontend architecture decisions across channels. You will mentor engineers, champion accessibility ...

looking for a Mid-Level Frontend Software Engineer to join the Digital Product and Technology team in Bristol. You will design, build and evolve digital experiences used by millions of customers, working with JavaScript, React, Azure and Kubernetes to deliver scalable solutions. You’ll contribute ...

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 ...

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 ...

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 ...

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 ...

Intermedia, a leading cloud communications company, invites a Senior Frontend Engineer to shape real-time conversations and embedded experiences across our web channels. You will influence frontend architecture and drive scalable patterns from design to production. You will collaborate with Product, UX, ML, and backend teams ...

company is a global platform for travel and spend management, seeking a Senior Front End Engineer to shape the experiences of its group travel and events product. You will influence the product's end-to-end user experience ...

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 ...

Motorway, the UK’s leading online car-selling platform, is seeking a Staff Frontend Engineer to lead frontend across multiple squads. You will own features end to end, write API contracts, and guide migrations while maintaining high standards for security and performance. ...

pioneering space technology firm in Edinburgh is seeking an experienced Frontend Engineer to develop main user interfaces for their HELIX product suite. This role emphasizes strong React.js skills and collaboration with UX and backend teams. The candidate should have experience in developing robust frontend code ...

integrate with backends via REST/WebSockets. Collaboration with product and AI engineering teams is essential. The role emphasizes production-grade front-end delivery, maintainable architecture, and opportunities to influence AI-powered interfaces in #J-18808-Ljbffr ...

project management responsibilities as we grow. Who you are You have at least 8+ years of experience as a Software Engineer and high engineering standards. Proven experience in architecting scalable and reusable UI components and algorithms that efficiently handle large datasets. Experienced and comfortable with Redux … design principles , data structures, algorithms, and the core concepts underlying scalable and reliable architectures. Deep understanding of advanced performance optimisation techniques across front-end and backend. Committed to upholding high engineering standards, delivering clean, testable, reusable, modular, and well-documented code. Experience owning projects from start ...

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 ...

potential. Our team is key to our success. We’re people-first. We value collaboration, curiosity and commitment. As a Lead Software Engineer at JPMorgan Chase within the Strategy and Growth Office, you are the heart of this venture, focused on getting smart ideas into … company, and on our clients and business partners around the world. Job responsibilities Significant contributions to designing and building scalable and performant front-end solutions written in TypeScript using React Working across B2C and B2B features Advocate for and encourage high standards and best practices ...

work, alongside that redeveloping their main site - these changes have brought about the need for several new roles, including a Senior Frontend Engineer to lead small Scrum teams from a technical perspective, advising how to use the new technologies to create solutions request click apply ...

across 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.What … 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 Pleo-Set technical direction for key parts ...

慨正橡扯 is looking for a Lead Software Engineer (UI) to guide the front-end technical direction for our trading platform, Execute. This vital role will involve partnering with various stakeholders to create high-performance user experiences that are critical to trader operations. … ideal candidate will have extensive hands-on experience with React and TypeScript, alongside a solid understanding of modern front-end engineering practices. Join us and influence our engineering excellence while ensuring compliance with security standards. #J-18808-Ljbffr ...

Front End Engineer/Developer (React Senior/Lead) London/WFH to £90k Would you like to join a scale-up technology company in an influential role where you can take ownership and see the business impact of what … could be progressing your career as a Front End Engineer, taking ownership of the Front End for the core product, a financial operating system for live events which reduces qu click apply for full job details ...