151 to 175 of 197 Senior Front-End Engineer (Client-Side Engineer) Jobs in the UK

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 … 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 More ❯

proud of. Check our social media pages to learn more about us:Twitter ,Reddit ,Instagram . The Team As a Front-end Engineer on the Inbox team, you will play a crucial role in developing Proton … people around the world. Tech Stack and Tools: Every Proton clients codebase are open source, Encryption brings unique challenges to front-end development. A trivial search functionality becomes much more interesting to implement when the email body is fully encrypted. What you More ❯

teams to ensure seamless integration and create responsive, high-performance web applications. This role is ideal for an experienced front-end developer who can lead projects, solve complex challenges, and contribute to the overall user experience. You’ll be expected to … maintain high code quality standards, mentor junior developers, and stay up-to-date with emerging trends in front-end development. Key Responsibilities: Develop and maintain responsive, dynamic, and engaging web interfaces using modern JavaScript frameworks such as React, Angular, or Vue.js. Collaborate … and end-to-end) to ensure the reliability and stability of the front-end codebase. About You: Deep knowledge of JavaScript (ES6+) and hands-on experience with modern frameworks/libraries such as Next.js More ❯

and protect the art of your possible. What you’ll do As a Senior Front End Engineer, you will play an active role in an Agile software team, fostering best practice and automation to More ❯

to work with teams from across Checkout.com's portfolio of products and services who all have a real customer first philosophy. As a Senior Frontend Software Engineer embedded within a multifunctional team, you will collaborate with Product and Design counterparts to lead More ❯

using new data sources, machine learning and AI to make machines do the heavy lifting About the role We’re looking for a Senior Frontend Software Engineer, with strong Typescript and React/NextJS experience, to work on one of our key … our existing funnels, and answering questions with experiments and fast iteration, to maintaining, refactoring & improving our codebase and tooling. Our ideal engineer is detail-focused and resourceful, and keen to understand the bigger picture outside of their product team, contributing to wider engineering and … help us further scale our products as we continue to grow. Core Skills: React, Typescript, Next Other Skills: React Native, Jest, Cypress Seniority: Senior #J-18808-Ljbffr More ❯

re only just getting started. About the role We’re looking for a Senior Front End Engineer to help shape the future of our B2C products at Zego. This is an exciting opportunity to More ❯

understand the underlying concepts and user flows; however, you are not required 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/… 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 More ❯

understand the underlying concepts and user flows; however, you are not required 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/… 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 More ❯

of those around you. You will become one of our key contributors who guide and foster innovation by developing the front-end applications for our leading-edge products that span various market segments including transportation, automotive and motorsport. You will work collaboratively … who is passionate about technology, you will use the most effective and applicable technologies to create scalable, high-performance front-end applications for our wireless networking solutions for fleets of vehicles and other physical assets. You will develop and maintain reusable More ❯

with strong customer loyalty while our cloud product customer base is growing every year. About the Opportunity As an experienced frontend engineer with a startup mindset, you’ll play a key role in reimagining the user experience of our market-leading axiUm enterprise solution … and influence UI/UX design. Integrate with RESTful and GraphQL APIs, cloud services, and backend systems while ensuring seamless and secure client-side data handling. Own and evolve component libraries and frontend architecture to support new features. Optimize rendering performance, bundle size, and load times More ❯

on its customers, employees, and communities. The Role Veeva Link seeks a senior level Front End Engineer (React) that will participate in all aspects of architecting and developing new and innovative web applications. You … edge technology and new product development in an established company that is rapidly growing. This is a great opportunity for an engineer looking to expand their well-established career, who is excited about search, solving complex problems, ownership, and who enjoys working with technologies … of professional experience building scalable and reliable web applications Experience with React or another comparable JavaScript framework Deep understanding of front-end technologies, such as JavaScript, HTML, and CSS Unit test and debugging skills Independent, self-managed, and motivated Good command of More ❯

with teams from across Checkout.com's portfolio of products and services who all have a real customer first philosophy. Job Description As a Senior Software Engineer embedded within a multifunctional team, you will collaborate with Product and Design counterparts to lead the More ❯

years, we have experienced explosive growth, which means we need more engineers to join our quest for success. We are seeking an experienced Senior Frontend Developer to join our growing team. This position can be based in the UK, Malta, Gibraltar, or remote. What You Will Do As … browsers, and collaborate with UX/UI designers to ensure excellent user experiences. You will also facilitate the integration of front-end and back-end functionalities, enhance software quality with the QA team, and contribute to code reviews More ❯

of professional experience building scalable and reliable web applications Experience with React or another comparable JavaScript framework Deep understanding of front-end technologies, such as JavaScript, HTML, and CSS Unit test and debugging skills Job Description: Veeva Link seeks a senior level Front End Engineer (React) to participate in architecting and developing innovative web applications. The ideal candidate has an established career, is excited about search, solving complex problems, ownership, and enjoys working with technologies More ❯

is poised for significant growth and impact in the eCommerce industry. The Role: We are seeking a highly skilled Frontend Software Engineer to join our team. The ideal candidate will have expertise in modern frontend technologies, as well as a solid grasp of pure More ❯

is poised for significant growth and impact in the eCommerce industry. The Role: We are seeking a highly skilled Frontend Software Engineer to join our team. The ideal candidate will have expertise in modern frontend technologies, as well as a solid grasp of pure More ❯

Role Overview Given our exciting and progressive growth plans, we are looking for an exceptional SeniorFront-End Engineer to come join our global business. Working collaboratively in a cross-functional product teamwithin a tribe , you will be accountable for designinganddeveloping More ❯

of code, algorithms and APIs Help in drafting of end-user manuals Identify, evaluate and communicate front-end best practices. Skills Expert level knowledge of TypeScript or JavaScript (ES6), and most common Styling libraries. Strong grasp of the … React Framework, relative patterns and best practices. Good understanding of UI/UX best practices and considerations. Understanding of front-end observability with tools like Sentry, LogRocket, Datadog, or New Relic. Experience with CI/CD pipelines, like Github Actions, ArgoCD. Awareness … of common front-end security risks (e.g., XSS, CSRF). Passion for writing clean, modular, scalable, well-commented, readable and reusable code. Ability to think out of the box with a can-do attitude to get things done efficiently. Excellent communication skills More ❯

Our mission at BOLDSCIENCE is to disrupt the Medical Communication and Healthcare Advertising industry by offering the most complete suite of industry leading scientific, creative, and digital expertise under one roof. Our vision is to create the most memorable programs More ❯

Frontend Engineer, Junior/Mid/Senior (m/f/*) We are a London tech startup on the lookout for bright, motivated and self-driven individuals to join the team. Who you are You are an experienced frontend engineer … learning sessions and mentoring of other team members. Technologies we use For frontend development, we use TypeScript and React along with lightweight client-side state-management. For core backend systems, we use .NET technologies, with PostgreSQL via Entity Framework Core. For deployment, we place a high More ❯

Job Description Product Engineer (Frontend) | £140,000 | TypeScript | Vue/React | Hybrid (1 day a week in London) My client is a cutting-edge AI company revolutionising AI-driven automation by transforming human expertise into trustworthy AI models . Their platform enables … pioneers. Their solutions power AI adoption at Fortune 500 giants such as Sony, Boston Scientific, and Genentech . As a Product Engineer (Frontend) , you'll play a key role in crafting high-fidelity, interactive web applications that bring AI to life. You'll collaborate More ❯

and do work you can truly be proud of.Check our open-source projects here ! Purpose of the role: As a Frontend Engineer on the Drive team, you will play a crucial role in developing Proton Drive. We expect you to be customer-centric, continuously … mindset with a focus on offering the best user experiences Experience working in a distributed team Awareness of common security issues in client-side development, such as those in the OWASP top ten, and how to mitigate them Familiarity with UX, accessibility, internationalization, and localization concerns More ❯

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 … 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 More ❯

frontend development Experience with Python or other server-side programming languages is a strong plus Familiarity with modern front-end build tools and CI/CD pipelines AWS and/or Kafka highly beneficial experience. Excellent communication skills and a More ❯