22 Front-End Engineer (Client-Side Engineer) Jobs in London

Front-End Engineer (React, JavaScript) Salary: £65,000-£75,000 Location: Fully Remote Front-End Engineer - would you like the opportunity to work for a stealth start-up backed by the most successful seed … s in Europe? They are looking for someone who is experienced in developing scalable, well-tested JavaScript applications using React. As a Front-End Engineer (React), you will get a lot of responsibility and work on super interesting projects, building a first … platform while working alongside Back-End engineers to implement an optimal user experience. You should enjoy building efficient and reusable Front-End systems and abstractions with the ability to work with minimum guidance. Essential skills for Front-End Engineer more »

Who We're Looking For We are looking for a passionate and talented Front-end Engineer with significant experience building web applications with TypeScript and React.js. You should have a minimum of 3 years of commercial experience, a positive attitude, and a more »

We’re the world’s leading sports technology company, at the intersection between sports, media, and betting. More than 1,700 sports federations, media outlets, betting operators, and consumer platforms across 120 countries rely on our know-how and technology more »

Position Overview: We are seeking an experienced Senior React Frontend Engineer to join our dynamic team. As a Senior React Frontend Engineer, you will lead the development of our frontend applications, leveraging your expertise in React.js to deliver high-quality, performant solutions. … driving innovation and scalability. Requirements: Bachelor's or Master's degree in Computer Science, Engineering, or related field. Years of experience in front-end development, with a strong focus on React.js and its ecosystem. Deep understanding of JavaScript, HTML5, and CSS3, with experience building complex single more »

Join us to work as one of the first employees at a fast-moving startup Gizmo is on a mission to make learning so easy and fun that anyone can learn anything. Tell us what you're learning and we more »

Job Description Senior Front End D3 Javascript Software Engineer - Holborn Our Client wants to recruit a Senior Front End Software Developer with at least 7 to 10 years expertise of working with D3 React and Javascript. … and the JavaScript object model Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Token Familiarity with modern front-end build pipelines and tools Experience with common front-end development tools such as Babel, Webpack, NPM, etc. Familiarity more »

potential. Our team is key to our success. We're people-first. We value collaboration, curiosity and commitment. As a Lead Software Engineer at JPMorgan Chase within the Platform Team you are the heart of this venture, focused on getting smart ideas into the hands of … to make a huge difference - on us as a company, and on our clients and business partners around the world. As a Front-End Senior Software Engineer, you'll play a pivotal role in designing and delivering world-class customer and developer … experiences for our financial services platform. Job responsibilities: Lead architectural discussions and decisions related to front-end development, ensuring that the team follows best practices and stays up-to-date with industry trends. Take on a leadership role within the front-end more »

computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile. As a software engineer, you will work on a specific project critical to the Scopeworker platform with opportunities to switch teams and projects as you and our more »

Title - Hedge Fund - Front End Software Engineer · Permanent Vacancy · Location – London (West End) · Working Model – 4:1 (4 days in the office and 1 Day WFH) · Compensation - £75,000 to £90,000 base salary + benefits and bonus (discretionary fund … are time limited and require Sponsorship. No client sponsorship is offered. Hedge Fund - Front End Software Engineer A leading Credit Hedge Fund is looking to hire a Front End Software Engineer to … engineering capabilities. The fund is looking for expertise across the following technology stack. Hedge Fund - Front End Software Engineer – Prerequisite Requirements – 3 to 5 years of experience and expertise in – o JavaScript - expertise in using Vue.js3, Tailwind, and TypeScript, would be beneficial. more »

We're seeking a motivated Software Engineer specialising in Typescript, React and React Native to join our growing team. You'll collaborate closely with the Product Manager, Designers and Backend Engineers to grasp requirements, contribute to design discussions, and lead the development of our web and more »

We are seeking an experienced Staff Software Engineer/Lead Frontend Engineer. The ideal candidate will have a strong background in frontend technologies and architectures, being prepared to be hands-on if needed. A proven track record of leading large-scale projects to successful completion is … a must-have. As a Staff Engineer, you will be responsible for driving technical excellence across the portfolio, raising the bar in Frontend engineering with a strong focus on rigour. £120k - £135k + Lucrative Bonus + Benefits Required Skills Proven technical leadership in complex environments as more »

Senior Front End Engineer – FinTech – Up to £90K I am working with an exciting London based start-up who have created a risk management platform for the liquidities markets The Company Founded in 2016, the organisation has seen outrageous growth with entities … of 4 developers, who are mostly back end, which will grow throughout the year. You will be responsible for the front-end development of the codebase and have lots of ownership of this. You will be continuing to scale the company's core product. more »

social media, this company is making waves in the industry. Currently, we're seeking a Product Designer with coding skills in modern front-end web technologies. In this role, you'll lead the design and development of a premium suite of curated analysis, sports data aggregation … groundbreaking opportunity where you'll be at the forefront, defining UX design, UI, and the design system. Additionally, you'll contribute to front-end development using React.js, Next.js, Tailwind, CSS, and TypeScript. Your Mission 🛠 In this position, you'll be responsible for Drive product Design strategies more »

Frontend Engineer (Contract) - 12 months rolling - £650 P/D … Outside IR35) - Financial markets OFS has recently partnered with a financial services firm in London and is on the hunt for a front-end contractor to join on a 12-month basis! You will be on-site with the world’s most elite investment managers and more »

we're an equal opportunity employer, embracing diversity and inclusion in all aspects of our work. About the Role: As a Senior Front-End Developer, you'll play a pivotal role in crafting cutting-edge solutions. Collaborating closely with a talented team, you'll shape user … experiences and drive performance enhancements. Your Mission: - Collaborate closely with team members to ensure seamless integration of front-end and back-end components. - Focus on enhancing user experience through design and usability. - Implement and maintain consistent UI patterns and components. - Optimize applications for performance … and resolving issues. - Mentor junior developers, providing guidance and support. - Collaborate with stakeholders to provide valuable insights. About You: - Significant experience with front-end technologies. - Excellent communication and collaboration skills. - Strong problem-solving abilities. - Knowledge of responsive design and mobile development. - Curiosity and drive for continuous more »

Senior Front End Engineer (React Native, React, Typescript) Role : Senior Front End Engineer Salary : Up to £85,000 p/a + Bonus Location : Hybrid working options (at least once or twice per month … enhance their international expansion . That’s where you come in! 🚀 💼 The Role We are looking for a Senior Front End Engineer, specialising in React Native, React and TypeScript, to be a part of a brand new team in the business. You … working alongside several other engineers to build out and enhance this exciting new platform. ✉️☎️If you're a Senior Front End Engineer, specialising in React and interested in this exciting opportunity to transform the technical direction of a global business, apply now more »

Senior Front End Engineer | React Native | Greenfield Projects | £85,000 p/a + Bonus 💻 Senior Front End Engineer 💰 Up to £85,000 p/a + Bonus 💯 100+ Years of Industry Success 🌍 18m+ … and enhance their international expansion. That’s where you come in! 💼 The Role We are looking for a Senior Front End Engineer , specialising in React Native, React and TypeScript, to be a part of a brand new team in the business. You … the public on why to choose repairing over replacing, and choose recycling over landfill. ✉️☎️If you're a Senior Front End Engineer, specialising in React Native and interested in this exciting opportunity to transform the technical direction of a global business, apply more »

Seeking a Senior Frontend Engineer to join a fast-growing Quantum Computing company in Cambridge. Play a pivotal role in shaping the future of my clients quantum computing platform. Hybrid working, substantial equity shares, and other benefits. Relocation package available. My client is set … complex calculus, algorithms, and simulations that today's super computers and HPC's can’t get close too. As a Senior Frontend Engineer, you'll take ownership of designing and building frontend web applications in a scientific environment. If you're passionate about innovation and want … to be at the forefront of Quantum Computing, apply now! Senior Frontend Engineer Requirement: • Extensive experience building frontend web applications in react. • Proficiency with Typescript. • Knowledge of unit and E2E testing. • Familiarity working in a scientific environment. • Bachelor’s or higher in Computer Science, Physics, Mathematics more »

Frontend Engineer- React A food-tech start up who help restaurants improve their performance are growing out their team. You'd be stepping in as a key Engineer as they enter their next phase of growth. 💻Tech Stack- React, React Native/ more »

Senior Front End Engineer | React Native | Mental Health Start Up 💰 Up to £95,000 plus equity 📍 London - Hybrid ⚙️ Preferred Tech: React Native; TypeScript Senior Front End Engineer - We are working with truly unique ‘Tech … that has over 250,000 members in over 150 countries around the world. They are looking for a Senior Front End Engineer to drive the product forward alongside their collaborative, tight-knit Engineering Team. Working closely with the Founders and Technical Director … you will help contribute to the future vision of this growing company. As their Senior Front End Engineer, you will be responsible for: Building a product from zero to one and seeing the company through the journey from one product team to more »

Frontend Engineer | Latest AI/ML/LLM Tech | Up to £120,000 per annum 💻 Front End Engineer 💷 Up to £120,000 per annum 🚀 Rapidly growing Startup 🔥 Working with the latest tech in AI, ML and LLM ⚙️Preferred … looking to springboard into future success - that's where you come in! 💼 The Role We are looking for a Front End Engineer, highly proficient with React, TypeScript and ideally with experience/exposure in Java, Python or Node. You will be working … will have significant opportunities to own frontend projects and architecture at the forefront of technological advancement. Are you a Front End Engineer interested in this exciting opportunity? Apply within! Frontend Engineer | Latest AI/ML/LLM Tech more »

Bank Street, Canary Wharf, London, Greater London, E14 5JP, GB Job Schedule Full time Job Shift Day JOB DESCRIPTION Product Security Engineer - Front End This product security role in International Consumer Banking has the opportunity to explore a wide range of problem … perform automated detection of vulnerabilities and scale the impact of individuals. You will define best practices across the business to help us engineer more secure products that allows us to create trust at scale. Job Summary: As a Lead Security Engineer at … be responsible for developing automated detection frameworks and tools to enhance security. Lastly, you will establish best practices across the business to engineer secure products that foster trust at scale. Job Responsibilities: Lead the maturity of web application security review activities across consumer banking products and more »