51 to 75 of 105 Senior Front-End Developer Jobs

Excellent opportunity for Front-End Developer looking to join a forward-thinking company producing award-winning software used by leading businesses across the globe. The successful Senior Frond Developer will need to have extensive commercial experience using ReactJS and should be comfortable working to … a specific build and deployment process. Skills required: Extensive ReactJS experience Be familiar with Agile development practices, including Continuous Integration and 5+ years' experience in enterprise level front-end web development: Solid understanding of semantic mark-up, including HTML5, CSS3 (comfortable with CSS animations and flexbox). Extensive ReactJS experience JavaScript, TypeScript Ability to mentor junior More ❯

Excellent opportunity for Front-End Developer looking to join a forward-thinking company producing award-winning software used by leading businesses across the globe. The successful Senior Frond Developer will need to have extensive commercial experience using ReactJS and should be comfortable working to … a specific build and deployment process. Skills required: Extensive ReactJS experience Be familiar with Agile development practices, including Continuous Integration and 5+ years' experience in enterprise level front-end web development: Solid understanding of semantic mark-up, including HTML5, CSS3 (comfortable with CSS animations and flexbox). Extensive ReactJS experience JavaScript, TypeScript Ability to mentor junior More ❯

Excellent opportunity for Front-End Developer looking to join a forward-thinking company producing award-winning software used by leading businesses across the globe. The successful Senior Frond Developer will need to have extensive commercial experience using ReactJS and should be comfortable working to … a specific build and deployment process. Skills required: Extensive ReactJS experience Be familiar with Agile development practices, including Continuous Integration and 5+ years' experience in enterprise level front-end web development: Solid understanding of semantic mark-up, including HTML5, CSS3 (comfortable with CSS animations and flexbox). Extensive ReactJS experience JavaScript, TypeScript Ability to mentor junior More ❯

Platform . This role is ideal for an experienced engineer who thrives in a fast-paced, innovative environment and has a passion for delivering high-performance, scalable front-end solutions that push the boundaries of AI-driven user experiences. Youll work closely with cross-functional team-including AI Engineers, Product Designers, and Technical Leads-to design … and develop intuitive, efficient, and engaging user interfaces for cutting-edge AI applications. Key Responsibilities Design, develop, and maintain responsive front-end applications for AI-powered cloud platforms Collaborate with AI and backend teams to integrate intelligent, real-time data interactions Optimize web performance and ensure best practices in Core Web Vitals Implement clean, scalable, and … Senior Frontend Engineer or similar role Strong proficiency in React, HTML, CSS, Tailwind CSS, Node.js, and TypeScript Experience with AI-based interfaces and front-end AI interactions Familiarity with Mastra and cloud-based development environments (AWS preferred) Understanding of AI streaming technologies and real-time data rendering Excellent problem-solving skills and More ❯

Platform . This role is ideal for an experienced engineer who thrives in a fast-paced, innovative environment and has a passion for delivering high-performance, scalable front-end solutions that push the boundaries of AI-driven user experiences. You’ll work closely with cross-functional team-including AI Engineers, Product Designers, and Technical Leads-to … design and develop intuitive, efficient, and engaging user interfaces for cutting-edge AI applications. Key Responsibilities Design, develop, and maintain responsive front-end applications for AI-powered cloud platforms Collaborate with AI and backend teams to integrate intelligent, real-time data interactions Optimize web performance and ensure best practices in Core Web Vitals Implement clean, scalable … Senior Frontend Engineer or similar role Strong proficiency in React, HTML, CSS, Tailwind CSS, Node.js, and TypeScript Experience with AI-based interfaces and front-end AI interactions Familiarity with Mastra and cloud-based development environments (AWS preferred) Understanding of AI streaming technologies and real-time data rendering Excellent problem-solving skills and More ❯

Outside IR35 – Fully Remote (UK ONLY) - Senior Front-End/Middleware Engineer Pathway is a high-conviction early-stage AI company and looking to make their first external hires as they prepare to launch a cutting-edge platform for agentic AI systems. Their technology enables orchestration of autonomous agents with live memory … awareness, and dynamic execution flows, built on advanced LLM techniques, cognitive vector systems, and scalable AI tooling. They’re now seeking a Senior Front-End/Middleware Engineer (Contract) to help take their product to production-readiness. This is a role is for a deeply technical engineer who can finalise and harden More ❯

Mid-Senior Frontend Developer - Warrington - Salary 45k-55k (DOE) We're currently working with a well-established and forward-thinking organisation based in Warrington who have an exciting opportunity for a Frontend Developer skilled with React and UI/UX design to join their growing team. You'll … bridges the gap between design and engineering - ideal for someone passionate about crafting intuitive,visually appealing, and accessible digital experiences. Key Responsibilities: Develop responsive, scalable, and maintainable front-end applications using React (and its ecosystem). Collaborate closely with product managers and backend developers to translate business and user needs into elegant interfaces. Implement UI/… hours One day WFH per week Exciting and unique projects Great career progression Health benefits Paid time off This is a great opportunity for a skilled Frontend Developer experienced with React and UI/UX, to join a great company offering an incredible benefits package, with the opportunity for further career progression. Please apply for immediate More ❯

Senior Frontend Engineer – Up to 70k – Manchester/Remote – Automotive SaaS ECOM have teamed up with a tech company that build products for the automotive industry in a truly unique way, and they are looking for a Senior Frontend Engineer to craft stunning user experiences and bring a higher level of engineering … Their product simplifies vehicle purchasing and revolutionises automotive financing. They’re now expanding their market leading UK products globally, setting new industry standards. The Role: As a Senior Frontend Engineer, you'll collaborate closely with other frontend developers and be a mentor to more junior developers that are eager to learn. Together, you and the team More ❯

Senior Frontend Engineer Opportunity: Permanent Salary: Up to £95k Hybrid: Flexible UK-based Office Location: London, Manchester or Middlesbrough ( Candidates must be within commutable distance to one of these office locations, as this role will require on-site attendance.) About the Opportunity My client, a fast-growing digital experience platform serving major retailers globally, is … seeking a Senior Frontend Engineer to join their presales technical team. You'll architect and build the demonstration experiences that showcase platform capabilities to prospective customers. The Role This position bridges engineering excellence with customer engagement. You'll design and develop interactive prototypes that transform technical functionality into tangible business solutions during sales cycles. Importantly, you … ll be equally comfortable writing high-quality code as you are presenting your work to senior stakeholders—both technical and business-focused. Your work will directly influence deal progression by making complex capabilities immediately understandable and relevant to enterprise retail customers. What You'll Do Take ownership of their Next.js demonstration platform—ensuring optimal performance and More ❯

Senior Frontend Engineer Opportunity: Permanent Salary: Up to £95k Hybrid: Flexible UK-based Office Location: London, Manchester or Middlesbrough (Candidates must be within commutable distance to one of these office locations, as this role will require on-site attendance.) Take the next step in your career now, scroll down to read the full role description and … make your application. About the Opportunity My client, a fast-growing digital experience platform serving major retailers globally, is seeking a Senior Frontend Engineer to join their presales technical team. You'll architect and build the demonstration experiences that showcase platform capabilities to prospective customers. The Role This position bridges engineering excellence with customer engagement. … transform technical functionality into tangible business solutions during sales cycles. Importantly, you'll be equally comfortable writing high-quality code as you are presenting your work to senior stakeholders—both technical and business-focused. Your work will directly influence deal progression by making complex capabilities immediately understandable and relevant to enterprise retail customers. What You'll More ❯

Senior Frontend Engineer | React & TypeScript | Salary £70-80k | Hybrid (Surrey once a fortnight) Would you like to build products that directly impact the daily lives of people across the entire UK? I’m working with a long-established Tech4Good organisation (20 years strong) who provide essential digital services to councils nationwide. They’re expanding their … product range and are now looking for a Senior Frontend Engineer to take ownership of frontend development across two new products. You’ll be the React SME within the business - leading on frontend development best practices, mentoring other engineers, and helping to shape the company’s frontend strategy as they grow. You’ll work closely with … design system and lead the development of a new component library that will underpin the next generation of their products. This is a fantastic opportunity for a Senior Engineer who wants to take ownership, influence technical direction, and see the results of their work benefit millions across the UK. What you’ll need Excellent commercial experience More ❯

Senior Frontend Engineer | React & TypeScript | Salary £70-80k | Hybrid (Surrey once a fortnight) Would you like to build products that directly impact the daily lives of people across the entire UK? I’m working with a long-established Tech4Good organisation (20 years strong) who provide essential digital services to councils nationwide. They’re expanding their … product range and are now looking for a Senior Frontend Engineer to take ownership of frontend development across two new products. You’ll be the React SME within the business - leading on frontend development best practices, mentoring other engineers, and helping to shape the company’s frontend strategy as they grow. You’ll work closely with … design system and lead the development of a new component library that will underpin the next generation of their products. This is a fantastic opportunity for a Senior Engineer who wants to take ownership, influence technical direction, and see the results of their work benefit millions across the UK. What you’ll need Excellent commercial experience 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 Were partnered with a scaling Start-Up who have recently raised significant investment and are looking to expand their team. The business brings much needed security and data protection across AI and … whilst ensuring data is protected and companies are not at risk. Backed by experienced Founders of a former Tech Unicorn, they are now looking to hire a Senior Frontend Engineer into their growing team where youll have the opportunity to work on a number of exciting greenfield projects whilst building upgrades onto their existing platform. What 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 looking to expand their team. The business brings much needed security and data protection across AI … whilst ensuring data is protected and companies are not at risk. Backed by experienced Founders of a former Tech Unicorn, they are now looking to hire a Senior Frontend Engineer into their growing team where you’ll have the opportunity to work on a number of exciting greenfield projects whilst building upgrades onto their existing platform. 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 looking to expand their team. The business brings much needed security and data protection across AI … whilst ensuring data is protected and companies are not at risk. Backed by experienced Founders of a former Tech Unicorn, they are now looking to hire a Senior Frontend Engineer into their growing team where you’ll have the opportunity to work on a number of exciting greenfield projects whilst building upgrades onto their existing platform. More ❯

Senior Frontend Engineer | React, TypeScript & React Native | Salary £65–75k | Hybrid (Bristol – 1 day a week) Would you like to join a start-up who have revolutionised their industry and are showing no signs of slowing down? I’m working with a brilliant Bristol-based business who work on some highly complex problems that process huge … and optimise their supply chains - resulting in operational, financial and environmental benefits. They continue to win new customers and grow, so they’re now looking for two Senior Frontend Engineers to join the team. You’ll work across a modern stack of React, TypeScript & React Native, helping to evolve their product suite and deliver new features More ❯

Senior Frontend Engineer | React, TypeScript & React Native | Salary £65–75k | Hybrid (Bristol – 1 day a week) Would you like to join a start-up who have revolutionised their industry and are showing no signs of slowing down? I’m working with a brilliant Bristol-based business who work on some highly complex problems that process huge … and optimise their supply chains - resulting in operational, financial and environmental benefits. They continue to win new customers and grow, so they’re now looking for two Senior Frontend Engineers to join the team. You’ll work across a modern stack of React, TypeScript & React Native, helping to evolve their product suite and deliver new features More ❯

Senior Frontend Engineer | React, TypeScript & React Native | Salary £65–75k | Hybrid (Bristol – 1 day a week) Would you like to join a start-up who have revolutionised their industry and are showing no signs of slowing down? I’m working with a brilliant Bristol-based business who work on some highly complex problems that process huge … and optimise their supply chains - resulting in operational, financial and environmental benefits. They continue to win new customers and grow, so they’re now looking for two Senior Frontend Engineers to join the team. You’ll work across a modern stack of React, TypeScript & React Native, helping to evolve their product suite and deliver new features More ❯

Senior Frontend Engineer | React, TypeScript & React Native | Salary £65–75k | Hybrid (Bristol – 1 day a week) Would you like to join a start-up who have revolutionised their industry and are showing no signs of slowing down? I’m working with a brilliant Bristol-based business who work on some highly complex problems that process huge … and optimise their supply chains - resulting in operational, financial and environmental benefits. They continue to win new customers and grow, so they’re now looking for two Senior Frontend Engineers to join the team. You’ll work across a modern stack of React, TypeScript & React Native, helping to evolve their product suite and deliver new features More ❯

Senior Frontend Engineer £100K - £120K base + meaningful equity (think early-stage upside, not crumbs) London, onsite 4 days per week (non-negotiable) A well-funded, London-based AI startup (Series A, backed by tier 1 funds and some very famous founders) is looking for a cracked Frontend Engineer to join their core team. This isn More ❯

Senior Frontend Engineer £100K - £120K base + meaningful equity (think early-stage upside, not crumbs) London, onsite 4 days per week (non-negotiable) A well-funded, London-based AI startup (Series A, backed by tier 1 funds and some very famous founders) is looking for a cracked Frontend Engineer to join their core team. This isn More ❯

Senior Frontend Engineer £100K - £120K base + meaningful equity (think early-stage upside, not crumbs) London, onsite 4 days per week (non-negotiable) A well-funded, London-based AI startup (Series A, backed by tier 1 funds and some very famous founders) is looking for a cracked Frontend Engineer to join their core team. This isn More ❯

Senior Frontend Engineer 100K - 120K base + meaningful equity (think early-stage upside, not crumbs) London, onsite 4 days per week (non-negotiable) A well-funded, London-based AI startup (Series A, backed by tier 1 funds and some very famous founders) is looking for a cracked Frontend Engineer to join their core team. This isn More ❯

Senior Frontend Engineer 100K - 120K base + meaningful equity (think early-stage upside, not crumbs) London, onsite 4 days per week (non-negotiable) A well-funded, London-based AI startup (Series A, backed by tier 1 funds and some very famous founders) is looking for a cracked Frontend Engineer to join their core team. This isn More ❯

Senior Frontend Engineer £100K - £120K base + meaningful equity (think early-stage upside, not crumbs) London, onsite 4 days per week (non-negotiable) A well-funded, London-based AI startup (Series A, backed by tier 1 funds and some very famous founders) is looking for a cracked Frontend Engineer to join their core team. This isn More ❯