20 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 »

Junior-Mid Front-End Engineer 🎨💻 Location: Fully Remote 🌍 Salary: £40,000 - £45,000 💰 Benefits: Flexible working hours, 25 days holiday + bank holidays, regular salary reviews, and latest equipment. 🎉 About the Company: Ready to level up your front-end … is a leading software house known for delivering innovative solutions across various industries. They are currently seeking a motivated Junior-Mid Front-End Engineer to join their dynamic team. 🚀 The Role: As a Front-End Engineer … to ensure you have the best tools for the job. 💻 Opportunities for career growth and continuous learning. 📚 If you're passionate about front-end development and looking for a role that provides flexibility, a supportive team, and exciting projects, this could be the perfect opportunity for 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 »

My client within Fintech is looking for a Front End developer to join their team. The role is working on the development of a tokenised currency trading system. React, React.js JavaScript, Typescript AWS, Azure 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 »

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 »

Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: cv@nexusjobs.comTelephone: 020 7488 6900Job DescriptionSenior Front End D3 Javascript Software Engineer - HolbornOur Client wants to recruit a Senior Front End Software Developer with at least 7 to … including DOM manipulation and the JavaScript object modelFamiliarity with RESTful APIsKnowledge of modern authorization mechanisms, such as JSON Web TokenFamiliarity with modern front-end build pipelines and toolsExperience with common front-end development tools such as Babel, Webpack, NPM, etc.Familiarity with code 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 »

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 »

Frontend Engineer (Angular) - Systematic Quant Fund - Up to … total comp OFS is proud to be working with a systematic quant fund in London as it looks to expand its front-end engineering team. The business has won multiple awards for its research and analysis into trading strategies and is very well known for its 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 »

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 »

treatments accessible to all.Having partnered with a number of world leading scientists and clinicians, they are now looking for a Senior Frontend Engineer to join the team and take the lead in developing their greenfield clinical dashboard!‍ResponsibilitiesDesigning, developing and delivering a clinical dashboard from scratch.Working 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 »

A leading company in the Renewable Energy space are on the hunt for a Frontend focused Software Engineer to join their highly skilled engineering team! They are a company who are HUGE on innovation and quality engineering and require an experienced set of hands to join … heavily promote a collaborative, open & team orientated culture that promotes innovation and forward thinking! They are looking for a frontend leaning Software Engineer who comes with a engineering background using Vue OR React (any backend experience is a big plus as they work with Kotlin/ 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 »