51 to 75 of 78 Senior Front-End Engineer (Client-Side Engineer) Jobs in London

seeks an experienced Senior Front End Developer to lead the front-end delivery of a greenfield customer portal within a UK financial services remediation programme. You will build a secure, scalable ...

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 … come together in the product and within the broader Perk platform (travel, spend). Some examples of what it means to be a Senior at Perk Shape the bigger picture. You won't just build features, you'll refine the what to build and why . At Perk ...

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. ...

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 ...

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 ...

industry, we would love to hear from you! 🚀 The Opportunity: Join our Product Community team as a Frontend Software Engineer and play a key role in shaping cutting‐edge user experiences! You'll work on exciting, high‐impact projects ranging from AI‐powered features … across teams to ensure the frontend experience aligns with backend capabilities. In any case, you have: Strong experience as a software engineer working on production systems. Proven expertise in building scalable UIs with React and TypeScript. A track record of collaborating with backend engineers ...

industry, we would love to hear from you!ð The Opportunity: Join our Product Community team as a Frontend Software Engineer and play a key role in shaping cutting-edge user experiences! You'll work on exciting, high-impact projects ranging from AI-powered … across teams to ensure the frontend experience aligns with backend capabilities. In any case, you have:- Strong experience as a software engineer working on production systems.- Proven expertise in building scalable UIs with React and TypeScript.- A track record of collaborating with backend engineers ...

Road to Unicorn! Join a company at the inception of their ambitious journey! As an innovative AI start-up, they seek a talented and pragmatic individual to play a pivotal role in their team. You ...

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 ...

Jain Global is seeking a Senior UI Platform Engineer in London to accelerate internal web app development by building reusable UI foundations and shared packages. You will own frontend architecture, work with React/TypeScript, and collaborate across engineering to standardize scaffolding ...

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 ...

Jain Global is seeking a Senior UI Platform Engineer to join in London. You will help build reusable frontend foundations, maintain shared React/TypeScript packages, and shape onboarding and access experiences across teams. The role focuses on platform engineering for internal ...

Powster is seeking a Senior Creative Software Engineer in London to lead immersive WebGL experiences and frontend development across music and movie clients. You will collaborate with creatives and engineers to deliver high-concept websites and AR activations, working onsite in Central ...

thing every customer touches, and the first line of defence for a high growth, cross-border remittance business. We're looking for a Senior Mobile Engineer to help us build the React Native experiences that carry millions of customers through onboarding ...

leading global financial services firm is looking for a Senior Frontend Developer to join their Customers Identity & Access Management team. This role involves owning and maintaining a JavaScript SDK built with React and TypeScript, ensuring secure integration of their authentication system. The ideal candidate has proven experience ...

frontend build tools. Familiarity with backend technologies such as Node.js or similar. Understanding of testing frameworks and tools for front-end development. Why the company We believe in the power of combinedefforts: straightforward tech expertisepaired with a customer-centric focus. ...

fast-growing SaaS company in the UK is seeking a Frontend Software Engineer to join our Product Community team. You'll play a key role in creating cutting-edge user experiences on high-impact projects involving AI and data visualizations. We value strong software ...

innovation incubator, Perk Events is our 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; it’s an opportunity … come together in the product and within the broader Perk platform (travel, spend). Some examples of what it means to be a Senior at Perk Shape the bigger picture. You won't just build features, you'll refine the what to build and why. At Perk, senior ...

drive their own learning, development and growth. About the Role We’re looking for a brilliant Frontend React or React Native Engineer with an eye for UI/UX design to join us on our mission to fight for the world's financial health. ...

frontend platforms or product-facing web apps Have a commercial mindset, understanding how features and experiments impact business metrics Thrive in autonomous, senior-level roles, able to take ownership end-to-end You don’t need to tick every … excites you, we’d still love to hear from you. Nice to haves Growth-focused engineering experience Experience with GraphQL This is a senior, high-autonomy role where engineers get to own the frontend experience, define best practices, and directly influence growth metrics. You’ll work ...

The Role We are looking for highly talented and driven software engineers who take pride in their work, to expand our Engineering team in London. Successful candidates will join a cross functional team including product ...

Cleo is seeking a Frontend React or React Native Engineer to join our mission of improving financial health. You will contribute to our mobile app, crafting delightful UI/UX and shipping features with speed and quality. You will work in a fast-paced ...

Coralogix, a modern, full-stack observability platform, is seeking a Senior Frontend Engineer. You will own complex frontend features, design high-performance UIs with Angular, and drive frontend architecture for scalable, data-intensive applications. Based remotely within a European country, you will collaborate across Product, Design, Backend ...

Jobtailor is seeking a product-focused software engineer with a frontend-first remit to deliver AI-enabled features in a regulated domain. You will own end-to-end product slices, collaborate with founders, designers ...

collaborating closely with product teams, designers, and backend engineers to deliver outstanding user experiences. The role demands strong expertise in front-end technologies, responsive design, and performance optimisation. #J-18808-Ljbffr ...