26 to 44 of 44 Front-End Engineer (Client-Side Engineer) Jobs in London

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 ❯

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 ❯

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 ❯

This is a job that Jill is helping to recruit for on behalf of one of our customers. To apply, speak to Jack. Title: Frontend Engineer (£75k-£100k + Equity) at Well-funded activity platform SaaS Salary: £75k-£100k + Equity Company Description: Well-funded activity platform SaaS Job Description: As a Founding Frontend Engineer More ❯

Role: Staff Front End Engineer Location: Hybrid - 2-3 days in London Office Compensation: Up to £170,000 + equity We’re working with a frontier AI-driven biology lab on a mission to redefine how science is done. Their research and engineering teams are building next-generation tools that help scientists … visualise, understand, and design biology at an unprecedented scale. As a Front End Engineer , you’ll craft the visual layer of this transformation, designing interfaces that turn vast, complex biological data into intuitive, beautiful experiences. Your work will sit at the intersection of AI, design, and discovery , directly accelerating breakthroughs in life More ❯

Role: Staff Front End Engineer Location: Hybrid - 2-3 days in London Office Compensation: Up to £170,000 + equity We’re working with a frontier AI-driven biology lab on a mission to redefine how science is done. Their research and engineering teams are building next-generation tools that help scientists … visualise, understand, and design biology at an unprecedented scale. As a Front End Engineer , you’ll craft the visual layer of this transformation, designing interfaces that turn vast, complex biological data into intuitive, beautiful experiences. Your work will sit at the intersection of AI, design, and discovery , directly accelerating breakthroughs in life More ❯

Role: Staff Front End Engineer Location: Hybrid - 2-3 days in London Office Compensation: Up to £170,000 + equity We’re working with a frontier AI-driven biology lab on a mission to redefine how science is done. Their research and engineering teams are building next-generation tools that help scientists … visualise, understand, and design biology at an unprecedented scale. As a Front End Engineer , you’ll craft the visual layer of this transformation, designing interfaces that turn vast, complex biological data into intuitive, beautiful experiences. Your work will sit at the intersection of AI, design, and discovery , directly accelerating breakthroughs in life More ❯

Role: Staff Front End Engineer Location: Hybrid - 2-3 days in London Office Compensation: Up to £170,000 + equity We’re working with a frontier AI-driven biology lab on a mission to redefine how science is done. Their research and engineering teams are building next-generation tools that help scientists … visualise, understand, and design biology at an unprecedented scale. As a Front End Engineer , you’ll craft the visual layer of this transformation, designing interfaces that turn vast, complex biological data into intuitive, beautiful experiences. Your work will sit at the intersection of AI, design, and discovery , directly accelerating breakthroughs in life More ❯

The role We're looking for a Senior Engineer to join our Research and Trade DX team in London. Sitting within the Basecamp Technology group and providing specialised engineering capabilities and scalable components to our Research and Trade Technology groups, this is an impactful role that will require you to design, build and operate scalable solutions More ❯

The role We're looking for a Senior Engineer to join our Research and Trade DX team in London. Sitting within the Basecamp Technology group and providing specialised engineering capabilities and scalable components to our Research and Trade Technology groups, this is an impactful role that will require you to design, build and operate scalable solutions More ❯

Front End Design Engineer - AI Startup | London | Up to £50,000 Join one of London's most exciting AI startups as they launch a new generation of AI-powered products. This is a rare opportunity to shape design and engineering from the ground up You'll be the bridge between design and … using Figma, React and TypeScript . You'll define visual language, build smooth user experiences and help scale products used by thousands. What you'll do Own front-end design and development across web products Create world-class UI/UX in Figma and implement directly in React/TypeScript Work with product and AI engineers More ❯

Front End Design Engineer - AI Startup | London | Up to £50,000 Join one of London's most exciting AI startups as they launch a new generation of AI-powered products. This is a rare opportunity to shape design and engineering from the ground up You'll be the bridge between design and … using Figma, React and TypeScript . You'll define visual language, build smooth user experiences and help scale products used by thousands. What you'll do Own front-end design and development across web products Create world-class UI/UX in Figma and implement directly in React/TypeScript Work with product and AI engineers More ❯