1 to 25 of 62 Senior Front-End Engineer (Client-Side Engineer) Jobs in the UK

Role: Senior Frontend Engineer (Angular) 🌍 Location: Banbury – Hybrid (2-3 days a week in office) 💰 Salary: £75,000 🛠 Key Skills: TypeScript, Angular We’re hiring on behalf of a fast-scaling SaaS company in the public safety space and while they’re focused on backend transformation, the real need is YOU: a … Senior Frontend Engineer with strong Angular/TypeScript skills ready to own and rebuild the entire frontend of a critical platform. The current UI is legacy-heavy and built with a custom frontend pattern that frankly, doesn’t follow standard. As the Senior Frontend Engineer … you will get a clean slate to architect and implement a new Angular-based frontend your way, with full ownership and a strong say in UX/UI. Senior Frontend Engineer Responsibilities: Rebuild the frontend from scratch in Angular Define structure, standards, and design direction Own all frontend and UX decisions Collaborate More ❯

Role: Senior Frontend Engineer (Angular) 🌍 Location: Banbury – Hybrid (2-3 days a week in office) 💰 Salary: £75,000 🛠 Key Skills: TypeScript, Angular We’re hiring on behalf of a fast-scaling SaaS company in the public safety space and while they’re focused on backend transformation, the real need is YOU: a … Senior Frontend Engineer with strong Angular/TypeScript skills ready to own and rebuild the entire frontend of a critical platform. The current UI is legacy-heavy and built with a custom frontend pattern that frankly, doesn’t follow standard. As the Senior Frontend Engineer … you will get a clean slate to architect and implement a new Angular-based frontend your way, with full ownership and a strong say in UX/UI. Senior Frontend Engineer Responsibilities: Rebuild the frontend from scratch in Angular Define structure, standards, and design direction Own all frontend and UX decisions Collaborate More ❯

Senior Software Engineer lI (Front-end focused) page is loaded Senior Software Engineer lI (Front-end focused)remote type: Remotelocations: Remote - Spain: Edinburghtime type: Full timeposted on: Posted … being part of a passionate group focused on transforming how companies understand and connect with their customers.Let's build experiences people love-together.# About this opportunity: As a Senior Software Engineer, you'll play a critical role in designing and building scalable, reliable systems. You'll collaborate closely with a diverse team 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 … guide the 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 More ❯

Senior Front-End Engineer (React) Manchester/Hybrid Up to £70,000 + excellent benefits Build Products That Scale. Shape the Future of Engineering. We’re partnering with a global digital platform business on the hunt for a Senior Front … gives engineers space to challenge, experiment, and deliver. What You’ll Be Doing Designing and building performant, scalable, and intuitive UIs using React and modern front-end tooling. Collaborating closely with engineers, designers, and product managers to deliver high-impact features. Writing clean, testable, maintainable code with a focus on performance and … CI/CD, automated testing, and code reviews at the core. What We’re Looking For Deep expertise in React , JavaScript/TypeScript, and modern front-end frameworks. Experience working with RESTful APIs and building rich, data-driven interfaces. Knowledge of cloud environments (Azure or AWS) and CI/CD pipelines (GitHub More ❯

Senior Front-End Engineer (React) Manchester/Hybrid Up to £70,000 + excellent benefits Build Products That Scale. Shape the Future of Engineering. We’re partnering with a global digital platform business on the hunt for a Senior Front … gives engineers space to challenge, experiment, and deliver. What You’ll Be Doing Designing and building performant, scalable, and intuitive UIs using React and modern front-end tooling. Collaborating closely with engineers, designers, and product managers to deliver high-impact features. Writing clean, testable, maintainable code with a focus on performance and … CI/CD, automated testing, and code reviews at the core. What We’re Looking For Deep expertise in React , JavaScript/TypeScript, and modern front-end frameworks. Experience working with RESTful APIs and building rich, data-driven interfaces. Knowledge of cloud environments (Azure or AWS) and CI/CD pipelines (GitHub More ❯

Senior Front-End Engineer (React) Manchester/Hybrid Up to £70,000 + excellent benefits Build Products That Scale. Shape the Future of Engineering. We’re partnering with a global digital platform business on the hunt for a Senior Front … gives engineers space to challenge, experiment, and deliver. What You’ll Be Doing Designing and building performant, scalable, and intuitive UIs using React and modern front-end tooling. Collaborating closely with engineers, designers, and product managers to deliver high-impact features. Writing clean, testable, maintainable code with a focus on performance and … CI/CD, automated testing, and code reviews at the core. What We’re Looking For Deep expertise in React , JavaScript/TypeScript, and modern front-end frameworks. Experience working with RESTful APIs and building rich, data-driven interfaces. Knowledge of cloud environments (Azure or AWS) and CI/CD pipelines (GitHub More ❯

React/TypeScript) Location: Remote (1 day per month in Oxford, UK) Type: Permanent | SaaS | Global Tech Company Are you passionate about building exceptional, scalable front-end applications? Our client — a leading SaaS company based near Oxford — is expanding and looking for a Senior Front … and back-end developers to deliver intuitive, high-performance web applications. 🌟 What You’ll Do Develop, optimise, and maintain high-quality front-end applications using React.js and TypeScript Collaborate with cross-functional teams to bridge the gap between design and technical implementation Contribute to a culture of clean … improvement (Optionally) take on a technical lead role , mentoring others and influencing best practices ✅ What You’ll Bring 5+ years of experience building production-grade front-end software with React.js and TypeScript Strong skills in HTML5 , CSS3 , and RESTful APIs Experience with unit and integration testing Background in SaaS product development 💡 Nice More ❯

Senior Frontend Engineer | Up to £850/day Outside IR35 We are partnered with a well-funded, growing force in the BioTech sector. They are bringing cutting edge, fully customisable technology to critical workflows, enhancing efficiency, reducing errors and reducing workload. They are looking for a highly experienced Senior Frontend … Engineer on a contractual basis: Senior Frontend Engineer Typescript, React based Desireable: Experience with FE testing strategies, large, complex, data-intensive applications and owning best practices (delivery and user-focused) Up to £850/day (Outside IR35) - 6m+ term Hybrid - Central London This isn't an … ordinary Senior Frontend Engineer role; you will be given a large degree of autonomy and infuence over wider technical strategy in a Staff-like capacity as they overcome exciting challenges to further improve their platform. Their backend is largely Python and AWS based (Terraform, CircleCI). Whilst this experience is not required More ❯

Senior Frontend Engineer | Up to £850/day Outside IR35 We are partnered with a well-funded, growing force in the BioTech sector. They are bringing cutting edge, fully customisable technology to critical workflows, enhancing efficiency, reducing errors and reducing workload. They are looking for a highly experienced Senior Frontend … Engineer on a contractual basis: Senior Frontend Engineer Typescript, React based Desireable: Experience with FE testing strategies, large, complex, data-intensive applications and owning best practices (delivery and user-focused) Up to £850/day (Outside IR35) - 6m+ term Hybrid - Central London This isn't an … ordinary Senior Frontend Engineer role; you will be given a large degree of autonomy and infuence over wider technical strategy in a Staff-like capacity as they overcome exciting challenges to further improve their platform. Their backend is largely Python and AWS based (Terraform, CircleCI). Whilst this experience is not required More ❯

Senior Frontend Engineer | Up to £850/day Outside IR35 We are partnered with a well-funded, growing force in the BioTech sector. They are bringing cutting edge, fully customisable technology to critical workflows, enhancing efficiency, reducing errors and reducing workload. They are looking for a highly experienced Senior Frontend … Engineer on a contractual basis: Senior Frontend Engineer Typescript, React based Desireable: Experience with FE testing strategies, large, complex, data-intensive applications and owning best practices (delivery and user-focused) Up to £850/day (Outside IR35) - 6m+ term Hybrid - Central London This isn't an … ordinary Senior Frontend Engineer role; you will be given a large degree of autonomy and infuence over wider technical strategy in a Staff-like capacity as they overcome exciting challenges to further improve their platform. Their backend is largely Python and AWS based (Terraform, CircleCI). Whilst this experience is not required More ❯

Senior Frontend Engineer | Up to £850/day Outside IR35 We are partnered with a well-funded, growing force in the BioTech sector. They are bringing cutting edge, fully customisable technology to critical workflows, enhancing efficiency, reducing errors and reducing workload. They are looking for a highly experienced Senior Frontend … Engineer on a contractual basis: Senior Frontend Engineer Typescript, React based Desireable: Experience with FE testing strategies, large, complex, data-intensive applications and owning best practices (delivery and user-focused) Up to £850/day (Outside IR35) - 6m+ term Hybrid - Central London This isn't an … ordinary Senior Frontend Engineer role; you will be given a large degree of autonomy and infuence over wider technical strategy in a Staff-like capacity as they overcome exciting challenges to further improve their platform. Their backend is largely Python and AWS based (Terraform, CircleCI). Whilst this experience is not required More ❯

Senior Frontend Engineer | Up to £850/day Outside IR35 We are partnered with a well-funded, growing force in the BioTech sector. They are bringing cutting edge, fully customisable technology to critical workflows, enhancing efficiency, reducing errors and reducing workload. They are looking for a highly experienced Senior Frontend … Engineer on a contractual basis: Senior Frontend Engineer Typescript, React based Desireable: Experience with FE testing strategies, large, complex, data-intensive applications and owning best practices (delivery and user-focused) Up to £850/day (Outside IR35) - 6m+ term Hybrid - Central London This isn't an … ordinary Senior Frontend Engineer role; you will be given a large degree of autonomy and infuence over wider technical strategy in a Staff-like capacity as they overcome exciting challenges to further improve their platform. Their backend is largely Python and AWS based (Terraform, CircleCI). Whilst this experience is not required More ❯

Senior Product Engineer (Frontend) 3 days a week in Central London Salary paying £90k-£115k + benefits Oliver Bernard have partnered with a high-growth, product-led tech company on the search for a Senior Product Engineer (Frontend) to take ownership of a core … valuable and impactful. End-to-end ownership of projects in a lean, collaborative environment. Please apply now for more information. Senior Product Engineer (Frontend More ❯

Senior Product Engineer (Frontend) 3 days a week in Central London Salary paying £90k-£115k + benefits Oliver Bernard have partnered with a high-growth, product-led tech company on the search for a Senior Product Engineer (Frontend) to take ownership of a core … valuable and impactful. End-to-end ownership of projects in a lean, collaborative environment. Please apply now for more information. Senior Product Engineer (Frontend More ❯

Senior Frontend Engineer – Join a profitable FinTech Scale-Up 🚀 💰Up to £110,000 🏡Remote working – once a month onsite in London 💻React, TypeScript, API experience We’re partnered with a leading FinTech scale-up who are transforming how small businesses access finance to grow and scale. The business is backed by a … as the business continues to scale. What will you be doing: Be responsible for taking ownership of projects and running the front-end development for their customers Build the interfaces that allow customers to choose between different products to best find the product that meets their requirements Implement 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 … unique industry 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 that More ❯

About the Job Senior Frontend Engineer – London (Victoria) | Hybrid £80k - £110k Are you ready to craft the next generation of data-driven digital experiences for one of Europe’s most technically advanced SaaS innovators? Our client, a pioneer in B2B SaaS solutions , is building “Your Shipping Analytics Supercomputer” , providing cutting … that blends creativity, collaboration, and engineering excellence, ideal for someone who thrives in fast-paced, high-growth environments. What You’ll Bring 5+ years of front-end development experience building large-scale web applications. Expertise in React, TypeScript/JavaScript, HTML, and CSS . A strong appreciation for UI/UX design … AI start-up exit , they’re focusing all their attention on this next big venture. This is an outstanding opportunity to design and deliver the front-end of a platform that’s redefining how businesses interact with data. If you’re a passionate engineer who loves More ❯

About the Job Senior Frontend Engineer – London (Victoria) | Hybrid £80k - £110k Are you ready to craft the next generation of data-driven digital experiences for one of Europe’s most technically advanced SaaS innovators? Our client, a pioneer in B2B SaaS solutions , is building “Your Shipping Analytics Supercomputer” , providing cutting … that blends creativity, collaboration, and engineering excellence, ideal for someone who thrives in fast-paced, high-growth environments. What You’ll Bring 5+ years of front-end development experience building large-scale web applications. Expertise in React, TypeScript/JavaScript, HTML, and CSS . A strong appreciation for UI/UX design … AI start-up exit , they’re focusing all their attention on this next big venture. This is an outstanding opportunity to design and deliver the front-end of a platform that’s redefining how businesses interact with data. If you’re a passionate engineer who loves More ❯

About the Job Senior Frontend Engineer – London (Victoria) | Hybrid £80k - £110k Are you ready to craft the next generation of data-driven digital experiences for one of Europe’s most technically advanced SaaS innovators? Our client, a pioneer in B2B SaaS solutions , is building “Your Shipping Analytics Supercomputer” , providing cutting … that blends creativity, collaboration, and engineering excellence, ideal for someone who thrives in fast-paced, high-growth environments. What You’ll Bring 5+ years of front-end development experience building large-scale web applications. Expertise in React, TypeScript/JavaScript, HTML, and CSS . A strong appreciation for UI/UX design … AI start-up exit , they’re focusing all their attention on this next big venture. This is an outstanding opportunity to design and deliver the front-end of a platform that’s redefining how businesses interact with data. If you’re a passionate engineer who loves More ❯

About the Job Senior Frontend Engineer – London (Victoria) | Hybrid £80k - £110k Are you ready to craft the next generation of data-driven digital experiences for one of Europe’s most technically advanced SaaS innovators? Our client, a pioneer in B2B SaaS solutions , is building “Your Shipping Analytics Supercomputer” , providing cutting … that blends creativity, collaboration, and engineering excellence, ideal for someone who thrives in fast-paced, high-growth environments. What You’ll Bring 5+ years of front-end development experience building large-scale web applications. Expertise in React, TypeScript/JavaScript, HTML, and CSS . A strong appreciation for UI/UX design … AI start-up exit , they’re focusing all their attention on this next big venture. This is an outstanding opportunity to design and deliver the front-end of a platform that’s redefining how businesses interact with data. If you’re a passionate engineer who loves More ❯

About the Job Senior Frontend Engineer – London (Victoria) | Hybrid £80k - £110k Are you ready to craft the next generation of data-driven digital experiences for one of Europe’s most technically advanced SaaS innovators? Our client, a pioneer in B2B SaaS solutions , is building “Your Shipping Analytics Supercomputer” , providing cutting … that blends creativity, collaboration, and engineering excellence, ideal for someone who thrives in fast-paced, high-growth environments. What You’ll Bring 5+ years of front-end development experience building large-scale web applications. Expertise in React, TypeScript/JavaScript, HTML, and CSS . A strong appreciation for UI/UX design … AI start-up exit , they’re focusing all their attention on this next big venture. This is an outstanding opportunity to design and deliver the front-end of a platform that’s redefining how businesses interact with data. If you’re a passionate engineer who loves More ❯

Senior Frontend Engineer React & TypeScript Are you passionate about building cutting-edge user interfaces with React and TypeScript? Do you thrive in an environment that values product excellence and design integrity? My client is seeking an experienced Frontend Engineer to join their high-calibre More ❯

Senior Frontend Software Engineer Leeds - 2x a week Salary: Up to £65k DOE. Fruition IT are working with a well-established private equity tech-first business who are embarking on a complete technical transformation. This client is looking to bring in a team of Software Engineers to work on a … bespoke software platform as part of the business growth. The Frontend Software Engineer will be responsible for working in a creative environment to build the frontend platform to industry standards. You will be working with scripting languages such as JavaScript and Typescript, spun up into an AWS platform. You'll be working alongside a More ❯

Senior Frontend Software Engineer Leeds - 2x a week Salary: Up to £65k DOE. Fruition IT are working with a well-established private equity tech-first business who are embarking on a complete technical transformation. This client is looking to bring in a team of Software Engineers to work on a … bespoke software platform as part of the business growth. The Frontend Software Engineer will be responsible for working in a creative environment to build the frontend platform to industry standards. You will be working with scripting languages such as JavaScript and Typescript, spun up into an AWS platform. You'll be working alongside a More ❯