1 to 25 of 37 Front-End Engineer (Client-Side Engineer) Jobs in Berkshire

Front-End Engineer – AI Infrastructure Global Web3 startup London - Hybrid working £140k - £150k + equity DATAHEAD has been exclusively retained by a global deep-tech startup pioneering the future of developer tooling through AI infrastructure. This early-stage company is creating a … Ivy League institutions, they’re entering their next phase of growth and scaling their engineering team. The Opportunity: As their first dedicated Front-End Engineer , you’ll lead the development of high-performance, user-centric interfaces for their AI-driven products. Working … ll help define and implement end-to-end UI/UX strategy and set architectural standards for scalable front-end systems. What You’ll Do: Drive front-end development and architecture for new AI products. Define UI/ More ❯

Social network you want to login/join with: Founding Front-End Engineer - Web3, slough col-narrow-left Client: DATAHEAD Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 06.06.2025 … Ivy League institutions, they’re entering their next phase of growth and scaling their engineering team. The Opportunity: As their first dedicated Front-End Engineer , you’ll lead the development of high-performance, user-centric interfaces for their AI-driven products. Working … ll help define and implement end-to-end UI/UX strategy and set architectural standards for scalable front-end systems. What You’ll Do: Drive front-end development and architecture for new AI products. Define UI/ More ❯

A brilliant opportunity for a Front-End Software Developer to join an incredibly exciting start-up in London, which is currently in stealth mode developing exciting technology in the security space. Joining a company founded by experts in their field, who have already realised success with … 45k for Graduate Level, £55k - £60k for 2 years etc) Requirements for Software Developer Ideally, you will have least 1 year of front-end development experience but an exceptional graduate considered (i.e. 1st class degree from a top uni with A*A*A at A Level … JavaScript, Vue, Node, Yarn, Kotlin, Swift Strong problem-solving ability Natural ability to quickly pick up and learn new technologies Responsibilities for Front-End Software Developer Design and refine user interfaces that are responsive, inclusive, efficient, and scalable. Enhance frontend systems, development tools, and workflows on More ❯

Elite electronic quantitative finance fintech business seek a Front End React/TypeScript software expert to join their growing team. Our client is a top end and leading global trading/investment More ❯

Ivy League institutions, they’re entering their next phase of growth and scaling their engineering team. The Opportunity: As their first dedicated Front-End Engineer , you’ll lead the development of high-performance, user-centric interfaces for their AI-driven products. Working … ll help define and implement end-to-end UI/UX strategy and set architectural standards for scalable front-end systems. What You’ll Do: Drive front-end development and architecture for new AI products. Define UI/ More ❯

Calling new graduates! Or people with 1-2 year’s experience (maximum). Fast growing company revolutionising the Hedge Fund industry are seeking a Front End Developer/Software Engineer. This is a great place to More ❯

Lead & Principal Frontend Focussed Fullstack Product Engineers (React/TypeScript) - £80 -140K + Equity + Benefits Hybrid (3 days/week in London) The Opportunity We're looking for Lead and Principal engineers to help shape the future of More ❯

or expected to have background in Machine Learning. This is a senior-level role, and we are looking to hire a software engineer with background in product design, UI/UX design, and with a strong sense of aesthetics. We would love to see your recent … and wider ecosystem. Why join us? Work in an environment conducting cutting-edge research in AI. An official role title of “Founding Engineer” – make an impact on day one. Competitive salary, equity and benefits package. 28 days + public holidays allowance. Opportunities for professional growth and More ❯

End Engineer, you’ll be responsible for designing and executing the complete rebuild of our front-end application. You’ll work closely with product, design, and back-end engineering teams to deliver a seamless, performant, and scalable … user experience. You’ll also play a critical role in shaping our design system, driving front-end best practices, and mentoring the wider engineering team. This is a hands-on leadership role—one where you’ll write code, make architectural decisions, and guide the front-end direction of the company. Core Responsibilities Owning the architecture and implementation of the new front-end application. Building a high-performance, scalable, and maintainable React + Redux application. Designing and documenting a reusable, accessible, and elegant design system in collaboration with More ❯

user flows; however, you are not required or expected to have background in Machine Learning. We are looking to hire a software engineer with with a strong sense of aesthetics. We would love to see your recent frontend works! If possible, please include the link(s … and wider ecosystem. Why join us? Work in an environment conducting cutting-edge research in AI. An official role title of “Founding Engineer” – make an impact on day one. Competitive salary, equity and benefits package. 28 days + public holidays allowance. Opportunities for professional growth and More ❯

user flows; however, you are not required or expected to have background in Machine Learning. We are looking to hire a software engineer with background in UI/UX design, and with a strong sense of aesthetics. We would love to see your recent frontend works … startup work environment and wider ecosystem. Work in an environment conducting cutting-edge research in AI. An official role title of “Founding Engineer” – make an impact on day one. Competitive salary, equity and benefits package. 28 days + public holidays allowance. Opportunities for professional growth and More ❯

team building the user interface of our next-gen console product. It’s an exciting opportunity to influence the direction of our front-end in the cybersecurity space. It’s a role that will collaborate closely with product design and UI engineering. If you are passionate … is perfect for you. What You'll Do Take ownership of and become a subject matter expert in one of the key front-end areas of our new console. Collaborate with multiple teams such as backend developers, product designers and product managers. Provide opinions on both … What You'll Need Experience in building user centric and scalable UI design systems. Expert knowledge of the latest web standards and front-end engineering tools (HTML, CSS, Javascript, REST API, GraphQL, Typescript, Node/NPM, Responsive UI). A good understanding of Cloud Technologies and More ❯

An accomplished Senior React Front End Engineer is sought after for a thrilling opportunity to make a substantial impact on a cutting-edge platform with our esteemed UK-based FinTech client. This position offers remote work, with 1 office visit per month … web applications using React. Your responsibility includes the development and upkeep of high-quality code, adhering to the latest best practices in front-end development. Any experience or willingness to work with React Native is highly desirable. The ideal candidate will showcase expertise in React JavaScript … Typescript HTML CSS TDD Event Driven Architecture React Native Additionally, experience in working with RESTful APIs and integrating front-end applications with back-end services (GO/PHP/Python) is highly desirable. Don't miss out on this incredibly exciting opportunity to be More ❯

company bonus and more. Ref: JT/LC/5915 Contact Name: Luke Checkley Telephone: An accomplished Senior React Front End Engineer is sought after for a thrilling opportunity to make a substantial impact on a cutting-edge platform with our esteemed … web applications using React. Your responsibility includes the development and upkeep of high-quality code, adhering to the latest best practices in front-end development. Any experience or willingness to work with React Native is highly desirable. The ideal candidate will showcase expertise in React Typescript … HTML CSS TDD React Native Additionally, experience in working with RESTful APIs and integrating front-end applications with back-end services (GO/PHP/Python) is highly desirable. Don't miss out on this incredibly exciting opportunity to be at the forefront of More ❯

Social network you want to login/join with: React/TypeScript Front End Engineer : Hedge Fund/Trading Firm : £100-200k+ huge bonus, slough col-narrow-left Client: Hunter Bond Location: slough, United Kingdom Job Category: Other - EU More ❯

Social network you want to login/join with: Senior Frontend Software Engineer - UI – Frontend – TypeScript – React London based position - x3 days in office requirement required. Miller Maxwell is assisting an international FinTech expanding their UI team. This senior position offers the successful Senior Frontend Engineer … Responsibilities for Senior Frontend Developer: Collaborate with an experienced full-stack engineering team to enhance their electronic trade execution platform, focusing on front-end development. Build user interfaces for their core trade execution trading platform. Implement, modify, and configure platform improvements. Work closely with a Full … Stack team to enhance and improve platform reliability. Requirements for Senior Frontend Engineer: A degree in a STEM-related subject. At least six years of commercial frontend development experience. Proven experience with React & TypeScript. Experience in a FinTech or Financial Services environment. Performance improvement - Platform reliability More ❯

are working in partnership with a growing FinTech partner in the UK and we are are looking for a Senior Frontend React Engineer to join them on a contractual basis. The role: You’ll be working closely with product managers, designers and engineers across teams to … UX). Responsibilities Work on critical frontend applications used by a global network of sellers Develop greenfield products and enhance our existing front-end architecture Collaborate closely and pair with product designers Provide engineering advice for team issues, and be involved in wider technical decisions that … gradual, frequent iterations Experience required Have strong technical skills with: React, TypeScript, CSS, React Testing Library/Vitest, Playwright. Implemented performant, responsive front-end applications in agile Product teams. Have substantial experience working closely with product designers during discovery and implementation phases of projects. Have a More ❯

Partners (" Vista "), General Catalyst, JPMC, American Express, HSBC, and Ericsson Ventures. About the Role Menlo Security is looking for a talented Senior Engineer to join our Frontend team in Bangalore. You will be part of the team that extends and supports management tools for our world More ❯

Role : Senior Full Stack Engineer (FE or BE focussed) Salary range : 90-170k (+equity) Location : x3 days pw onsite in Central London (Mon/Wed/Fri) Tech stack includes : React, Typescript, Tailwind, Python & Postgres. Current team size: x6 engineers Senior Full Stack Engineer More ❯

Social network you want to login/join with: Principal Front End (React) Engineer, Slough Client: FairPlay Sports Media Location: Slough, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 2 Posted: 06.06.2025 Expiry Date: 21.07.2025 Job … join us at FairPlay and be part of something bigger... What we are looking for: We are seeking a seasoned Principal React Engineer to lead the development of high-performance, scalable, and user-centric web applications. This role demands a blend of hands-on coding expertise … backend services, with a thorough understanding of asynchronous programming patterns, event-loop mechanics, and Node.js internals. Demonstrable hands-on experience using modern front-end build tools and bundlers (Webpack, Rollup, Vite). Comprehensive experience with modern testing tools and frameworks, such as Jest, Vitest, React Testing More ❯

Frontend Software Engineer We are looking for a highly motivated Frontend Software Engineer (hybrid in London) to join an early stage technology company. This is a rare chance to join a startup at the very beginning - where your curiosity, ideas, and input … working closely with a small, experienced engineering team, building real features in a modern codebase from day one. As a Frontend Software Engineer, you’ll join a small and growing R&D team focused on building ambitious new products from the ground up. You’ll work More ❯

Social network you want to login/join with: Senior Front End Engineer | London | Up to £100,000, slough col-narrow-left Client: RedCat Digital Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right … Job Views: 2 Posted: 04.06.2025 Expiry Date: 19.07.2025 col-wide Job Description: I am looking for a Senior Front End Engineer with expertise in React, to join a scaleup on a mission to transform UK healthcare with their innovative FinTech solutions. At More ❯

/join with: Tech stack includes: React, Typescript, Redux, Next.js, CSS-in-JS, REST APIs As a Mid Level Front End Engineer, you’ll work closely with product managers, designers, and backend engineers to build fast, intuitive, and accessible user interfaces that More ❯

/join with: Tech stack includes: React, Typescript, Redux, Next.js, CSS-in-JS, REST APIs As a Mid Level Front End Engineer, you’ll work closely with product managers, designers, and backend engineers to build fast, intuitive, and accessible user interfaces that More ❯

Social network you want to login/join with: Senior Frontend Engineer | FinTech/DeFi | Up to £120,000 p/a + Bonus + Liquid Equity, reading col-narrow-left Client: Burns Sheehan Location: reading, United Kingdom Job Category: Other - EU work permit … required: Yes col-narrow-right Job Views: 3 Posted: 06.06.2025 Expiry Date: 21.07.2025 col-wide Job Description: Senior Frontend Engineer | FinTech/DeFi | Up to £120,000 p/a + Bonus + Liquid Equity ? Senior Frontend Engineer - Up to … in the world of decentralised finance. Want to play a key part in that journey? We're looking for a Senior Frontend Engineer, proficient in Typescript and React with realtime data experience (i.e Websocket) and the best engineering practices across optimisation, testing, responsive design and agile More ❯