26 to 50 of 121 Permanent Front-End Developer (Client-Side Developer) Jobs

journey from strategy through to a working and breathing environment supporting their most critical services.You will work with colleagues across back and front-end developers, creatives and UX experts, integration teams and the client themselves. You will also:Develop high-quality, responsive, and user … applications for maximum speed and scalability, ensuring optimal performance across different devices and browsers.Conduct thorough testing and debugging to identify and resolve front-end issues and ensure a seamless user experience.Collaborate with back-end developers to integrate front-end solutions ...

This role will focus on User Interface implementation.What this role will do:• Build and maintain responsive, high-quality user interfaces using React.js, Material UI, HTML, and CSS, ensuring seamless integration of design and functionality.• Work ...

Developer - React, RxJS, Typescript, Websockets, EDA Working with a global financial services organisation who are looking for a Front-End Developer with expertise in React, RxJS, Typescript, Websockets and Event Driven Development (EDA) t o join a small … strong possibility of extension Rate - £700-£800/day Inside IR35 via Umbrella Skills and Experience Required Frontend: Proven experience as a Front-End Developer with expertise in React, RxJS, Typescript, Websockets and Event Driven Development (EDA) Real-Time: Experience with Real ...

seeking a Senior Front-End Developer to join their consulting team in the UK, focusing on delivering innovative solutions across public sector and defence accounts. This role includes building user-friendly interfaces and leading development activities in a hybrid work environment, requiring ...

reviews and continuous improvement initiatives. Key Responsibilities Develop modern, responsive web applications using React . Build reusable UI components and maintain scalable front-end architecture. Develop and maintain backend services using Node.js where required. Collaborate with UX/UI designers to deliver intuitive user experiences. Consume … Agile Scrum teams to deliver high-quality software. Continuously improve application performance, accessibility and usability. About You You'll be passionate about front-end development and enjoy working in a collaborative engineering environment. You'll ideally have: Commercial experience with React.js . Good experience with JavaScript ...

opportunity to build the future of finance with Citi Tech.Job SummaryWe are seeking a motivated Front-end Web Developer to join our development team. The successful candidate will work alongside experienced developers to build, test, and maintain web applications using React ...

Frontend Engineer (React, Typescript) | Remote (1 day a month on site in London) | Up to £85,000 We’re partnering with a fast-growing scale up, product-led technology who are looking to hire a ...

Описание Faculty develops and deploys responsible AI for global customers across government, finance, retail, energy, life sciences, and defence. Its National Security and AI Safety business unit supports responsible AI development and deployment for national ...

London/Hybrid Are you already using AI to fundamentally change the way you build software, rather than simply using Copilot to autocomplete the occasional line of code? We’re hiring several Senior Frontend Engineers ...

Frontend Developer - Vite.js Location - London Hybrid Outside IR35 Circa #removed# per day We are looking for an experienced Front-End Developer to join an established engineering team, working on a customer-facing, search-led digital platform. This … customer-facing web applications Build new functionality using JavaScript, HTML, CSS and Bootstrap Work within an established MVC-based application architecture Integrate front-end components with APIs and back-end services Essential experience: Strong commercial JavaScript, HTML and CSS development experience Hands-on experience ...

Senior Frontend Developer - £50K - £60K DOE Hybrid | Newcastle upon Tyne | Full-Time A leading Northeast technology business is looking to add a Frontend Developer to its growing engineering team. Following significant recent investment and continued customer growth, the company is entering ...

Xcede Recruitment Solutions in London is seeking a Front-End Developer to join a Financial Services programme, working on critical digital platforms for a major UK financial institution. Hybrid working in London with an initial 3–6 month contract and a market ...

About Scrumconnect Scrumconnect is a leading digital transformation consultancy helping public and private sector organisations deliver innovative, user-centred digital services. We combine agile delivery, modern engineering practices, and deep domain expertise to create solutions ...

Описание: Pigment is a SaaS company founded in 2019 that provides an AI-powered platform for business planning and performance. Its platform integrates data, people, and processes, helping organizations plan and adapt rapidly. Задачи: Build ...

Router Implement and optimise Server Components and Server Actions Develop scalable, maintainable UI components using React and Next.js Implement and optimise client-side and server-side caching strategies Improve application stability, performance and overall user experience Work closely with UX/UI designers … working across a modern technology stack including: Node.js Next.js App Router, Server Components and Server Actions React OpenAPI-driven backend services Playwright Client-side and server-side caching PostgreSQL Prisma ORM Docker Azure DevOps Azure CI/CD pipelines Youll ideally have: Extensive commercial ...

Front-end JavaScript Developer (Angular) – FinTechup to 65KQuant Capital is urgently looking for an Angular.JS Javascript Developer to join our high profile client.Our client is a 90 man start up who have created a market leading … client is based in LondonAngularJS, Javascript CSS HMTL JQUERY, Templates, Django, HTML5 SASS, front, finance, fintech, front-end ...

Frontend Developer - React/TypeScript Ncounter is supporting a technology consultancy looking for an experienced Frontend Developer to work on modern digital services across Central Government. You will join an established engineering team delivering secure, accessible applications used within complex public sector … rather than an AI specialist role. Candidates must be eligible for UK Security Clearance. This is a strong opportunity for a React Developer who wants to work on complex, high-profile digital transformation programmes where usability, accessibility and engineering quality genuinely matter. Contact Ncounter to discuss ...

Build the web experience behind a rapidly growing connected gaming platform A 100-year-old British consumer brand has acquired a fast-growing technology startup, combining physical hardware with a global online gaming platform. The ...

looking for a Senior Frontend Developer who loves building seamless, high-quality user experiences and has an eye for detail. You’ll play a key role in creating the next generation of our digital products, shaping how thousands of customers interact with our services every day. … three days a week because collaboration, creativity and quick feedback make for better products and a stronger team. Role: Senior Frontend Developer Location: Liverpool City Centre HQ/Hybrid (3 days in office)** Salary: £65,000–£75,000 depending on experience What You’ll Do: Design ...

platform partners. Purpose of the role We’re looking for a proactive senior CTV developer to join our front-end team. You will be a vital member of our CTV codebase, working as part of our scrum team. This is an excellent …/CD e.g. GitHub Actions Good understanding of single page applications Knowledge of video playback, encoding and DRM Knowledge of front-end best practises Experience in carbon footprint reduction techniques for development Knowledge of Next.js, React Native framework Skills & personal qualities Have the commitment and passion ...

Front End Developer (Node.js/Angular/AWS) Newcastle upon Tyne, United Kingdom | Posted on 28/08/2026 About Scrumconnect Consulting Scrumconnect Consulting is a leading digital transformation consultancy delivering innovative technology solutions across the public and private sectors. ...

Frontend JavaScript Developer – TypeScript 65k plus BensQuant Capital is urgently looking for a Frontend JavaScript Developer to join our high profile client.My client is a rapidly growing specialist fintech software house providing advanced solutions to the finance market. Their clients … business sectors including securities services and custody, investment banks, fund administrators, asset managers, hedge funds, and data vendors.Day to Day the Frontend Developer will:Rearchitecting a UI framework to encourage separation from supporting libraries and to improve automated testing and code coverageUpgrading our current UI rendering ...

Frontend JavaScript Developer – TypeScript 65k plus BensQuant Capital is urgently looking for a Frontend JavaScript Developer to join our high profile client. My client is a rapidly growing specialist fintech software house providing advanced solutions to the finance market. Their … sectors including securities services and custody, investment banks, fund administrators, asset managers, hedge funds, and data vendors. Day to Day the Frontend Developer will: Rearchitecting a UI framework to encourage separation from supporting libraries and to improve automated testing and code coverageUpgrading our current UI rendering ...

Website team, responsible for how Synthesia shows up to millions of users globally. As a Webflow Developer/Front-End Engineer, you’ll work across Webflow, front-end code, and supporting tooling. You’ll collaborate closely with Design … experimentation, and growth. What you’ll be working on Building and maintaining pages and components in Webflow (CMS, localization, integrations) Implementing custom front-end functionality (JavaScript, animations, interactive widgets, forms, experiments) Supporting and extending internal SEO and automation tools (currently running on AWS) Working with Lambda ...

Front End Developer - FinTech - Newcastle (Tech stack: Front End Developer, React, TypeScript, Websockets, SignalR, Containers, Orchestration, UX, Usability, Programmer, Developer, Architect, Front End Developer … products. The successful candidate will bring: A 2:1 or higher degree in Computer Science (essential). Strong recent experience with modern front-end frameworks, particularly React, alongside TypeScript. Background working with real-time communication tools such as Websockets or SignalR. Familiarity with containerisation and orchestration ...