26 to 50 of 108 Front End Developer (Client-Side Developer) Jobs in London

Senior Frontend (React/Vue) Developer - Contract - Airline Transformation A global airline is urgently seeking Frontend … developers to support a large-scale transformation aimed at modernising their IT Suite across all business layers. Your primary responsibility will be to accelerate the migration of their front-end from Vue to React in applications that support their crew operations. You will work closely with the product lead, who is tasked with leading the adoption … solutions. Rate: 700 Inside Location: Heathrow Airport, London Hybrid: Flexible Duration: 3months Requirements: Extensive experience building comprehensive UI using React and Vue (6years +) Deep understanding of modern front-end development best practices and architecture Experience with component-based architecture and design systems Experience working with diverse stakeholders such as; third-party partners, executive stakeholders, and More ❯

Senior Frontend (React/Vue) Developer - Contract - Airline Transformation A global airline is urgently seeking Frontend … developers to support a large-scale transformation aimed at modernising their IT Suite across all business layers. Your primary responsibility will be to accelerate the migration of their front-end from Vue to React in applications that support their crew operations. You will work closely with the product lead, who is tasked with leading the adoption … solutions. Rate: 700 Inside Location: Heathrow Airport, London Hybrid: Flexible Duration: 3months Requirements: Extensive experience building comprehensive UI using React and Vue (6years +) Deep understanding of modern front-end development best practices and architecture Experience with component-based architecture and design systems Experience working with diverse stakeholders such as; third-party partners, executive stakeholders, and More ❯

Senior Frontend (React/Vue) Developer - Contract - Airline Transformation A global airline is urgently seeking Frontend … developers to support a large-scale transformation aimed at modernising their IT Suite across all business layers. Your primary responsibility will be to accelerate the migration of their front-end from Vue to React in applications that support their crew operations. You will work closely with the product lead, who is tasked with leading the adoption … solutions. Rate: 700 Inside Location: Heathrow Airport, London Hybrid: Flexible Duration: 3months Requirements: Extensive experience building comprehensive UI using React and Vue (6years +) Deep understanding of modern front-end development best practices and architecture Experience with component-based architecture and design systems Experience working with diverse stakeholders such as; third-party partners, executive stakeholders, and More ❯

and maintain backend systems using Node.js and JavaScript/TypeScript Develop and deploy cloud-native services on AWS (Lambda, ECS, DynamoDB, S3, etc.) Collaborate with the product and front-end teams to deliver seamless user experiences Contribute to technical architecture and best practices Build with scalability, performance, and security in mind What We’re Looking For … environment Passionate about solving real problems with clean, maintainable code Nice to Have Experience with databases (PostgreSQL, DynamoDB, or MongoDB) Familiarity with Docker or serverless architectures Exposure to front-end frameworks (React, Next.js, etc.) Why Join Us Be part of an early-stage start-up where your work genuinely shapes the product High autonomy and the More ❯

and maintain backend systems using Node.js and JavaScript/TypeScript Develop and deploy cloud-native services on AWS (Lambda, ECS, DynamoDB, S3, etc.) Collaborate with the product and front-end teams to deliver seamless user experiences Contribute to technical architecture and best practices Build with scalability, performance, and security in mind What We’re Looking For … environment Passionate about solving real problems with clean, maintainable code Nice to Have Experience with databases (PostgreSQL, DynamoDB, or MongoDB) Familiarity with Docker or serverless architectures Exposure to front-end frameworks (React, Next.js, etc.) Why Join Us Be part of an early-stage start-up where your work genuinely shapes the product High autonomy and the More ❯

and maintain backend systems using Node.js and JavaScript/TypeScript Develop and deploy cloud-native services on AWS (Lambda, ECS, DynamoDB, S3, etc.) Collaborate with the product and front-end teams to deliver seamless user experiences Contribute to technical architecture and best practices Build with scalability, performance, and security in mind What We’re Looking For … environment Passionate about solving real problems with clean, maintainable code Nice to Have Experience with databases (PostgreSQL, DynamoDB, or MongoDB) Familiarity with Docker or serverless architectures Exposure to front-end frameworks (React, Next.js, etc.) Why Join Us Be part of an early-stage start-up where your work genuinely shapes the product High autonomy and the More ❯

Senior Frontend (React/Vue) Developer - Contract - Airline Transformation A global airline is urgently seeking Frontend … developers to support a large-scale transformation aimed at modernising their IT Suite across all business layers. Your primary responsibility will be to accelerate the migration of their front-end from Vue to React in applications that support their crew operations. You will work closely with the product lead, who is tasked with leading the adoption … solutions. Rate: 700 Inside Location: Heathrow Airport, London Hybrid: Flexible Duration: 3months Requirements: Extensive experience building comprehensive UI using React and Vue (6years +) Deep understanding of modern front-end development best practices and architecture Experience with component-based architecture and design systems Experience working with diverse stakeholders such as; third-party partners, executive stakeholders, and More ❯

Role: Shopify theme engineer/Front end engineer Location: LONDON Skills Mandatory Skills : HTML/HTML5,BootStrap/CSS/CSS3,GraphQL,Shopify,Liquid Job description § 6+ years of work experience in software development and hands-on experience in building large-scale services/distributed systems. § Shopify platform experience a MUST. § Experience in Shopify Hydrogen framework … built with React that allows developers to create custom, high-performance storefronts for Shopify, effectively using a headless approach § Experience in building end to end eCommerce technology solutions with Shopify and associated systems (OMS, IMS, WMS, credit card processing, tax engine, digital distribution etc.) § Strong proficiency in modern design patterns and development languages including JavaScript, Typescript More ❯

Role: Shopify theme engineer/Front end engineer Location: LONDON Skills Mandatory Skills : HTML/HTML5,BootStrap/CSS/CSS3,GraphQL,Shopify,Liquid Job description § 6+ years of work experience in software development and hands-on experience in building large-scale services/distributed systems. § Shopify platform experience a MUST. § Experience in Shopify Hydrogen framework … built with React that allows developers to create custom, high-performance storefronts for Shopify, effectively using a headless approach § Experience in building end to end eCommerce technology solutions with Shopify and associated systems (OMS, IMS, WMS, credit card processing, tax engine, digital distribution etc.) § Strong proficiency in modern design patterns and development languages including JavaScript, Typescript More ❯

Role: Shopify theme engineer/Front end engineer Location: LONDON Skills Mandatory Skills : HTML/HTML5,BootStrap/CSS/CSS3,GraphQL,Shopify,Liquid Job description § 6+ years of work experience in software development and hands-on experience in building large-scale services/distributed systems. § Shopify platform experience a MUST. § Experience in Shopify Hydrogen framework … built with React that allows developers to create custom, high-performance storefronts for Shopify, effectively using a headless approach § Experience in building end to end eCommerce technology solutions with Shopify and associated systems (OMS, IMS, WMS, credit card processing, tax engine, digital distribution etc.) § Strong proficiency in modern design patterns and development languages including JavaScript, Typescript More ❯

Role: Shopify theme engineer/Front end engineer Location: LONDON Skills Mandatory Skills : HTML/HTML5,BootStrap/CSS/CSS3,GraphQL,Shopify,Liquid Job description § 6+ years of work experience in software development and hands-on experience in building large-scale services/distributed systems. § Shopify platform experience a MUST. § Experience in Shopify Hydrogen framework … built with React that allows developers to create custom, high-performance storefronts for Shopify, effectively using a headless approach § Experience in building end to end eCommerce technology solutions with Shopify and associated systems (OMS, IMS, WMS, credit card processing, tax engine, digital distribution etc.) § Strong proficiency in modern design patterns and development languages including JavaScript, Typescript More ❯

and finance to help us achieve our aim. About the role We are developing an AI portfolio management app and are looking for a Frontend Mobile App Developer specialising in React Native. You will play a crucial role in building and maintaining our mobile application, working closely with our UI/UX Designer, Product Manager, and … maintaining, and deploying cross-platform mobile applications, as well as contributing to the backend infrastructure that supports them. The ideal candidate will possess a strong understanding of both front-end and back-end development principles, with a focus on delivering high-quality, performant, and user-friendly mobile experiences. Timescales There is an initial More ❯

and finance to help us achieve our aim. About the role We are developing an AI portfolio management app and are looking for a Frontend Mobile App Developer specialising in React Native. You will play a crucial role in building and maintaining our mobile application, working closely with our UI/UX Designer, Product Manager, and … maintaining, and deploying cross-platform mobile applications, as well as contributing to the backend infrastructure that supports them. The ideal candidate will possess a strong understanding of both front-end and back-end development principles, with a focus on delivering high-quality, performant, and user-friendly mobile experiences. Timescales There is an initial More ❯

and finance to help us achieve our aim. About the role We are developing an AI portfolio management app and are looking for a Frontend Mobile App Developer specialising in React Native. You will play a crucial role in building and maintaining our mobile application, working closely with our UI/UX Designer, Product Manager, and … maintaining, and deploying cross-platform mobile applications, as well as contributing to the backend infrastructure that supports them. The ideal candidate will possess a strong understanding of both front-end and back-end development principles, with a focus on delivering high-quality, performant, and user-friendly mobile experiences. Timescales There is an initial More ❯

and finance to help us achieve our aim. About the role We are developing an AI portfolio management app and are looking for a Frontend Mobile App Developer specialising in React Native. You will play a crucial role in building and maintaining our mobile application, working closely with our UI/UX Designer, Product Manager, and … maintaining, and deploying cross-platform mobile applications, as well as contributing to the backend infrastructure that supports them. The ideal candidate will possess a strong understanding of both front-end and back-end development principles, with a focus on delivering high-quality, performant, and user-friendly mobile experiences. Timescales There is an initial More ❯

Synechron is looking for an experienced UI Developer to join one of our largest accounts for a global financial institution. This is a permanent or long term contract (inside IR35) role, with hybrid working (x3 days a week) joining an established team. Role: Design new application portal for configuration, monitor dashboards and client online … contribute to our growth story. We are embracing the most cutting-edge innovations in areas like Blockchain, Artificial intelligence, Machine Learning, and Cloud Computing as well as delivering end-to-end Consulting, Technology, and front-to-back application design capability that allows us to see a project through from start-to-finish as a More ❯

Synechron is looking for an experienced UI Developer to join one of our largest accounts for a global financial institution. This is a permanent or long term contract (inside IR35) role, with hybrid working (x3 days a week) joining an established team. Role: Design new application portal for configuration, monitor dashboards and client online … contribute to our growth story. We are embracing the most cutting-edge innovations in areas like Blockchain, Artificial intelligence, Machine Learning, and Cloud Computing as well as delivering end-to-end Consulting, Technology, and front-to-back application design capability that allows us to see a project through from start-to-finish as a More ❯

Synechron is looking for an experienced UI Developer to join one of our largest accounts for a global financial institution. This is a permanent or long term contract (inside IR35) role, with hybrid working (x3 days a week) joining an established team. Role: Design new application portal for configuration, monitor dashboards and client online … contribute to our growth story. We are embracing the most cutting-edge innovations in areas like Blockchain, Artificial intelligence, Machine Learning, and Cloud Computing as well as delivering end-to-end Consulting, Technology, and front-to-back application design capability that allows us to see a project through from start-to-finish as a More ❯

Synechron is looking for an experienced UI Developer to join one of our largest accounts for a global financial institution. This is a permanent or long term contract (inside IR35) role, with hybrid working (x3 days a week) joining an established team. Role: Design new application portal for configuration, monitor dashboards and client online … contribute to our growth story. We are embracing the most cutting-edge innovations in areas like Blockchain, Artificial intelligence, Machine Learning, and Cloud Computing as well as delivering end-to-end Consulting, Technology, and front-to-back application design capability that allows us to see a project through from start-to-finish as a More ❯

Senior Frontend Engineer – Scaling Start-Up – Up to £130,000 + Equity 🚀 💰Up to £130,000 plus equity 🏡Hybrid working – London based 💻React.js & TypeScript We’re partnered with a scaling Start-Up who have recently raised significant investment and are More ❯

Senior Frontend Engineer – Scaling Start-Up – Up to £130,000 + Equity 🚀 💰Up to £130,000 plus equity 🏡Hybrid working – London based 💻React.js & TypeScript We’re partnered with a scaling Start-Up who have recently raised significant investment and are More ❯

Must Skills: 1. Front-End Development: Build and maintain responsive, accessible web applications using React, JavaScript. 2. Accessibility Compliance: Ensure all components meet WCAG standards through accessibility testing and evaluation. 3. Tool Proficiency: Utilize tools such as GitHub, JIRA, Figma, Visual Studio Code, and CMS platforms like Magnolia and WordPress. 4. Component Design: Create reusable, scalable More ❯

Must Skills: 1. Front-End Development: Build and maintain responsive, accessible web applications using React, JavaScript. 2. Accessibility Compliance: Ensure all components meet WCAG standards through accessibility testing and evaluation. 3. Tool Proficiency: Utilize tools such as GitHub, JIRA, Figma, Visual Studio Code, and CMS platforms like Magnolia and WordPress. 4. Component Design: Create reusable, scalable More ❯

Must Skills: 1. Front-End Development: Build and maintain responsive, accessible web applications using React, JavaScript. 2. Accessibility Compliance: Ensure all components meet WCAG standards through accessibility testing and evaluation. 3. Tool Proficiency: Utilize tools such as GitHub, JIRA, Figma, Visual Studio Code, and CMS platforms like Magnolia and WordPress. 4. Component Design: Create reusable, scalable More ❯

Must Skills: 1. Front-End Development: Build and maintain responsive, accessible web applications using React, JavaScript. 2. Accessibility Compliance: Ensure all components meet WCAG standards through accessibility testing and evaluation. 3. Tool Proficiency: Utilize tools such as GitHub, JIRA, Figma, Visual Studio Code, and CMS platforms like Magnolia and WordPress. 4. Component Design: Create reusable, scalable More ❯