26 to 50 of 61 Front-End Engineer (Client-Side Engineer) Jobs

Senior Frontend Engineer – Next.js/React Location: Monument WeWork in London Type: Full-Time About Admanage.ai We’re building the Cursor for ad management. Admanage.ai helps companies launch ads 10x faster on Meta & TikTok. Created by top performance marketers who’ve managed over $50M+ in ad spend. Our mission? Level the playing field by giving every More ❯

Senior Frontend Engineer – Next.js/React Location: Monument WeWork in London Type: Full-Time About Admanage.ai We’re building the Cursor for ad management. Admanage.ai helps companies launch ads 10x faster on Meta & TikTok. Created by top performance marketers who’ve managed over $50M+ in ad spend. Our mission? Level the playing field by giving every More ❯

Senior Frontend Engineer – Next.js/React Location: Monument WeWork in London Type: Full-Time About Admanage.ai We’re building the Cursor for ad management. Admanage.ai helps companies launch ads 10x faster on Meta & TikTok. Created by top performance marketers who’ve managed over $50M+ in ad spend. Our mission? Level the playing field by giving every More ❯

Senior Frontend Engineer – Next.js/React Location: Monument WeWork in London Type: Full-Time About Admanage.ai We’re building the Cursor for ad management. Admanage.ai helps companies launch ads 10x faster on Meta & TikTok. Created by top performance marketers who’ve managed over $50M+ in ad spend. Our mission? Level the playing field by giving every More ❯

Senior Frontend Engineer – Next.js/React Location: Monument WeWork in London Type: Full-Time About Admanage.ai We’re building the Cursor for ad management. Admanage.ai helps companies launch ads 10x faster on Meta & TikTok. Created by top performance marketers who’ve managed over $50M+ in ad spend. Our mission? Level the playing field by giving every More ❯

on a mission to make AI safe and reliable for everyone. To help us achieve this, we're seeking a Front End Software Engineer to join our team! We're particularly looking for someone with strong front end engineering and Typescript experience and with some experience of backend … office in London (Hammersmith). We're excited to have you contribute to our mission! Responsibilities: As a Safe Intelligence Front End Software Engineer, you will: Make key contributions to software development on our TypeScript-based frontend systems, primarily utilizing React to craft intuitive and highly functional user interfaces. Develop simple and More ❯

on a mission to make AI safe and reliable for everyone. To help us achieve this, we're seeking a Front End Software Engineer to join our team! We're particularly looking for someone with strong front end engineering and Typescript experience and with some experience of backend … office in London (Hammersmith). We're excited to have you contribute to our mission! Responsibilities: As a Safe Intelligence Front End Software Engineer, you will: Make key contributions to software development on our TypeScript-based frontend systems, primarily utilizing React to craft intuitive and highly functional user interfaces. Develop simple and More ❯

on a mission to make AI safe and reliable for everyone. To help us achieve this, we're seeking a Front End Software Engineer to join our team! We're particularly looking for someone with strong front end engineering and Typescript experience and with some experience of backend … office in London (Hammersmith). We're excited to have you contribute to our mission! Responsibilities: As a Safe Intelligence Front End Software Engineer, you will: Make key contributions to software development on our TypeScript-based frontend systems, primarily utilizing React to craft intuitive and highly functional user interfaces. Develop simple and More ❯

on a mission to make AI safe and reliable for everyone. To help us achieve this, we're seeking a Front End Software Engineer to join our team! We're particularly looking for someone with strong front end engineering and Typescript experience and with some experience of backend … office in London (Hammersmith). We're excited to have you contribute to our mission! Responsibilities: As a Safe Intelligence Front End Software Engineer, you will: Make key contributions to software development on our TypeScript-based frontend systems, primarily utilizing React to craft intuitive and highly functional user interfaces. Develop simple and More ❯

on a mission to make AI safe and reliable for everyone. To help us achieve this, we're seeking a Front End Software Engineer to join our team! We're particularly looking for someone with strong front end engineering and Typescript experience and with some experience of backend … office in London (Hammersmith). We're excited to have you contribute to our mission! Responsibilities: As a Safe Intelligence Front End Software Engineer, you will: Make key contributions to software development on our TypeScript-based frontend systems, primarily utilizing React to craft intuitive and highly functional user interfaces. Develop simple and More ❯

Role:- Senior Frontend Engineer – 3D Visualization (React, WebGL, Python) Duration: 3 Months – Possible extension Location : UK- Remote Key Responsibilities: Develop a high-performance 3D brain visualization tool in the browser using WebGL and ThreeJS . Build and maintain React components to enable user interaction with different types of media (images, video, text). Integrate backend Python More ❯

Role Title: Front End React Engineer Location: Telford (Hybrid 2 days per week onsite) Duration: 6 Months Rate: £580p/d max via Umbrella Clearance: SC Clearance or at least be eligible to obtain it The CESA Futures team follows agile principles, on a two-week sprint cadence, with multiple scrum teams More ❯

fixed income system evolution, and ensure strategic tech integration. Enjoy flexible work, ongoing training, and a supportive, inclusive environment. Key Responsibilities: Design and develop modern, high-performance front-end applications using React and TypeScript, ensuring they meet the demanding needs of real-time trading environments. Plan and deliver solutions that align with business goals and support … intricate trading workflows Build resilient and maintainable user interfaces by implementing comprehensive testing strategies and code reviews Ensure that all front-end components are well-architected, scalable, and integrate seamlessly Collaborate effectively with cross-functional teams-including traders, backend engineers, and product managers Contribute actively to the decommissioning of legacy systems by facilitating the adoption of … gather requirements, provide technical guidance, and ensure that delivered solutions address real-world challenges faced by end users. Key Requirements: Demonstrated expertise in developing sophisticated front-end applications using React.js, JavaScript/TypeScript Proven experience building real-time trading or financial applications where high performance and low latency are essential for business success. Comprehensive More ❯

Senior Frontend Engineer | React & TypeScript | Salary £70-80k | Hybrid (Surrey once a fortnight) Would you like to build products that directly impact the daily lives of people across the entire UK I’m working with a long-established Tech4Good organisation (20 years strong) who provide essential digital services to councils nationwide. They’re expanding their … product range and are now looking for a Senior Frontend Engineer to take ownership of frontend development across two new products. You’ll be the React SME within the business - leading on frontend development best practices, mentoring other engineers, and helping to shape the company’s frontend strategy as they grow. You’ll work closely with … design system and lead the development of a new component library that will underpin the next generation of their products.This is a fantastic opportunity for a Senior Engineer who wants to take ownership, influence technical direction, and see the results of their work benefit millions across the UK. What you’ll need Excellent commercial experience with More ❯

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Frontend Engineer, in EMEA. We are seeking a skilled Frontend Engineer with deep expertise in and TypeScript to help build high-performance, intuitive, and visually appealing web applications. In this role, you will collaborate … such as Jest, React Testing Library, and React DevTools Ensure accessibility, security, and UI/UX consistency across all interfaces Requirements 5+ years of experience developing complex front-end applications using (hooks, state management, component lifecycle) Proficiency in TypeScript, including the use of advanced types and interfaces for building type-safe applications Strong command of modern More ❯

team ensures seamless user experiences through expert design and support of distributed, object-oriented systems. About the Role We're looking for a proactive and skilled Software Engineer with strong experience in React, Next.js, and modern Front End tooling to join our Client Technology Engineering team. You'll be responsible More ❯

UCL, Innovate UK, Microsoft, and Google, we're becoming the go-to AI education platform for all major exams worldwide. The Role We're seeking a talented Front-End Developer who will help us craft beautiful, engaging user experiences that rival the best consumer apps, while helping us pioneer the future of AI-powered education interfaces. More ❯

UCL, Innovate UK, Microsoft, and Google, we're becoming the go-to AI education platform for all major exams worldwide. The Role We're seeking a talented Front-End Developer who will help us craft beautiful, engaging user experiences that rival the best consumer apps, while helping us pioneer the future of AI-powered education interfaces. More ❯

UCL, Innovate UK, Microsoft, and Google, we're becoming the go-to AI education platform for all major exams worldwide. The Role We're seeking a talented Front-End Developer who will help us craft beautiful, engaging user experiences that rival the best consumer apps, while helping us pioneer the future of AI-powered education interfaces. More ❯

UCL, Innovate UK, Microsoft, and Google, we're becoming the go-to AI education platform for all major exams worldwide. The Role We're seeking a talented Front-End Developer who will help us craft beautiful, engaging user experiences that rival the best consumer apps, while helping us pioneer the future of AI-powered education interfaces. More ❯

UCL, Innovate UK, Microsoft, and Google, we're becoming the go-to AI education platform for all major exams worldwide. The Role We're seeking a talented Front-End Developer who will help us craft beautiful, engaging user experiences that rival the best consumer apps, while helping us pioneer the future of AI-powered education interfaces. More ❯

real-time accounting. We're founded by two experienced entrepreneurs: David Tuck , an accountant then CFO by training who founded Chaser; and James Scott-Griffin , a software engineer who was CTO at Idio (now Optimizely) and Rungway. We've had a brilliant first four years. We've built an incredible initial team in the UK and … ok if you aren't - we're looking for great people, so your experience is more valuable than the specifics. About You You're an experienced frontend engineer with multiple years of working in startups; You have a strong, pragmatic problem solving mindset; You're comfortable working both collaboratively and on your own as location and More ❯

Taking ownership of smaller projects when required. Lead and contribute to writing specification documentation as applicable. Skills & Experience Expertise with JavaScript and TypeScript. Experience developing Mobile and front-end website applications. Expertise with Ionic 7/Angular 17 and above. Expertise with CSS and CSS pre-processors (SCSS, etc.). Knowledge of Web Standards, including Web More ❯

Taking ownership of smaller projects when required. Lead and contribute to writing specification documentation as applicable. Skills & Experience Expertise with JavaScript and TypeScript. Experience developing Mobile and front-end website applications. Expertise with Ionic 7/Angular 17 and above. Expertise with CSS and CSS pre-processors (SCSS, etc.). Knowledge of Web Standards, including Web More ❯

Senior Frontend Engineer | React, TypeScript & React Native | Salary £65–75k | Hybrid (Bristol – 1 day a week) Would you like to join a start-up who have revolutionised their industry and are showing no signs of slowing down I’m working with a brilliant Bristol-based business who work on some highly complex problems that process huge More ❯