1 to 25 of 39 Front-End Engineer (Client-Side Engineer) Jobs in England

development opportunities within an organisation that is renowned for its progression, growth opportunities and innovation. This Senior Front End JavaScript Engineer should have most … following key skills: - Strong experience building high traffic, complex solutions - Solid experience at a senior/lead front end engineer level - strong commercial experience of React - solid node.js experience - Historic HTML, CSS and JavaScript understanding - Unit testing experience (Cypress, Jest etc) - Typescript ...

Principal React Front-End Engineer is required on a fully remote 12month FTC to provide technical leadership for customer-facing web platforms at a leading UK healthcare organisation. This role is ideal for a senior engineer who combines … deep React expertise with architectural vision and the ability to influence teams at scale. You will take ownership of front-end strategy across a modernising platform used daily by customers, shaping how React, TypeScript, and micro front-end architecture are applied ...

Front-End Engineer who loves clean code, modern React, and scalable architecture is required on a FTC working fully remote for a leading UK healthcare company. You'll own customer-facing web apps used every day, working with React, TypeScript, micro front ...

Lead Front-End Engineer Exclusive to IT Search £110-130K + bonus up to 20% London (Hybrid) - open to remote across Europe IT Search is exclusively partnered with a globally recognised digital platform to hire a Lead Front-End … Despite its scale, engineering teams remain small and well-resourced, giving senior engineers real ownership and influence. This is a high-impact front-end role within a business that prioritises product quality, technical standards, and long-term platform evolution. The Role You’ll lead a team ...

Full Stack Engineer (Front-End Bias) - Contract Day Rate: £450-£500 (Inside IR35) Location: Cambridgeshire/Leicestershire (Hybrid, 2-3 days on site per week) Duration: 6 months initial (long term) Tech Stack: Front-React, Back-Desirable (C#, .net, node … cross-functional teams in a fast-paced, innovative setting. Key Responsibilities Design, build, and maintain scalable full-stack applications. Develop high-quality front-end interfaces using React. Participate in code reviews, technical discussions, and architectural decisions. Collaborate with product owners, designers, and other engineers to deliver ...

About HL And The Opportunity We're building the next generation platform for one of the UK's largest financial services companies, trusted by over 2 million clients and managing c.£150 billion in assets. ...

telecommunications, satellite communications, test & measurement, and emerging automotive applications. This is a brand-new role within the UK operation. Youll work on front-end software used to control and visualise complex electronic test equipment, collaborating closely with hardware and firmware teams … with end users to understand requirements and improve product value What Were Looking For: Experience in a software engineering or front-end development role (junior to senior level considered) Strong experience or exposure to Electron, Node.js, JavaScript, and HTML Interest or experience in hardware ...

Role: Software Engineer, Frontend Job Type: Full Time, Permanent Location: London, Hybrid (3 office days a week) Role purpose As a valued member of our engineering team, you will contribute to the development of our new web application, powered by a Headless CMS, using the latest ...

Principal React Front-End Engineer is required on a fully remote 12month FTC to provide technical leadership for customer-facing web platforms at a leading UK healthcare organisation. This role is ideal for a senior engineer who combines ...

seeking an experienced Senior Frontend/Full Stack Engineer to lead the design, development, and delivery of high-quality web applications. This role is frontend-focused, with responsibility for shaping UI architecture, driving engineering standards, and contributing to backend services where appropriate. You will work closely ...

Join a team building technology that truly makes a difference. We're looking for a Front End Developer to help design and deliver scalable, impactful software for a Tech For Good ...

Requirements: 1–4 years’ experience working with JavaScript Experience with modern JavaScript frameworks such as React or React Native Solid understanding of front-end fundamentals (component design, state management, performance) Some exposure to a back-end language (e.g. C#, Java, Python, or C++ … beneficial but not required to be an expert Strong communication skills and a collaborative mindset If you’re a front-end engineer looking to grow your skills in a high-impact fintech environment, this could be a great next step. If this ...

Role: Senior Software Engineer, Frontend Job Type: Full Time, Permanent Location: London, Hybrid (3 office days a week) Role purpose As a valued member of our engineering team, you will contribute to the development of our new web application, powered by a Headless CMS, using ...

title: Senior Full-Stack AI Engineer Location: GSK HQ Team: Enterprise AI - Data Science UK Contract: 6 months Overview GSK is a science-led global healthcare company with a special purpose: to help people do more, feel better, live longer. We are on an audacious journey … uniting science, technology, and talent to get ahead of disease together. Role Overview GSK are seeking a Senior Full Stack AI Engineer with a strong focus on frontend engineering, user experience and product delivery. You will lead the design and implementation of immersive, interactive web experiences ...

newly integrated Plan solution. We are seeking an Intermediate Full Stack Software Engineer with a strong emphasis on front-end development to improve the user experience and contribute to the evolution of our enterprise planning product. You will work as part … focused on delivering high-quality features, and developing the client architecture using the latest UI patterns. What You'll Do: Front-End & Full Stack Development Develop high-quality front-end features using Angular best practices using the latest versions. Collaborate ...

Be part of something transformative. Join a high-growth, US-backed startup at its most exciting inflection point. Fresh from securing substantial funding and demonstrating proven traction, they are now expanding into the UK market ...

Information Security, PCI & DSP policies and procedures. Skills Required Essential Proven experience in designing, building, and maintaining scalable, modular, and high-performance front-end architectures (e.g., micro-frontends, design systems, component libraries) Proven experience with a major front-end framework/library ...

Information Security, PCI & DSP policies and procedures. Skills Required Essential Proven experience in designing, building, and maintaining scalable, modular, and high-performance front-end architectures (e.g., micro-frontends, design systems, component libraries) Proven experience with a major front-end framework/library ...

Frontend Engineer 3-6 Month Rolling Contract | Inside IR35 Our client is building something new, exciting, and at the cutting edge of digital technology. They are looking for ambitious, talented, and creative software engineers to join their growing Digital team and help shape ...

Front End Engineer/Developer (TypeScript React Native AI) London/WFH to £80k Want to work on intellectually and technically challenging AI systems at the cutting edge of what is possible, whilst learning and collaborating with an amazing team and enjoying … Healthcare Work with the latest cutting-edge AI technologies Excellent training and career development opportunities Your role: As a Front End Engineer you'll design and develop new features and enhancements on the core product that uses Artificial Intelligence to harness knowledge ...

bring the intelligence of modern machine learning directly to the in-store shopping experience. Role: We’re looking for an experienced Frontend Engineer to work closely with product, design, mobile, and machine learning team members to design & build experiences that re-define retail shopping. ...

Frontend Engineer - React (Contract) Overview We're looking for an experienced Frontend Engineer to join a Digital team on an initial 3-6 month contract , working remotely and inside IR35 . This is a hands-on delivery role for a contractor ...

Principal Front End Software Engineer with a passion for code, architecture, best practise, and a huge believer in driving what quality engineering looks like required by health tech success story. Working remotely (within UK only) with in person engineering get togethers quarterly … road map in place.. What you'll do; ** Drive architectural decisions and engineering practice improvements ** Be a technical expert building and delivering front-end solutions ** Create a front-end technical & architectural strategy defining the technologies and frameworks to meet the business needs ...

Principal Front End Software Engineer with a passion for code, architecture, best practise, and a huge believer in driving what quality engineering looks like required by health tech success story. Working remotely (within UK only) with in person engineering get togethers quarterly … road map in place.. What you'll do; ** Drive architectural decisions and engineering practice improvements **Be a technical expert building and delivering front-end solutions **Create a front-end technical & architectural strategy defining the technologies and frameworks to meet the business needs ...

Senior Frontend Engineer Web3 Remote (HQ-London) 60-110k Plexus has another great opportunity with one of our long-term clients within the Web3 space. They are a leading web3 technology company building innovative platforms and digital experiences that redefine identity, community, and digital ownership. … They are looking for a Senior Frontend Engineer to join the teamand play a key role in shaping the user-facing experiences of their web3 products and ecosystems. Role: Collaborate with UX/UI designers and backend engineers to build and maintain high-quality web applications. ...