12 of 12 Senior Front-End Engineer (Client-Side Engineer) Jobs in the UK

About the role . You’ll be a passionate, pragmatic Frontend/Web Software Engineer with an inquisitive mind who is motivated to make change for the better and most importantly put our customer first. You’ll enjoy working as part of a team more »

Exciting vacancy for a Senior Frontend Engineer to join a fast-growing Quantum Computing company in Cambridge. Play a pivotal role in shaping the future of my clients quantum computing platform. Hybrid working, substantial equity shares, and other benefits. My client … a platform for complex calculus, algorithms, and simulations that today's super computers and HPC's can’t get close too. As a Senior Frontend Engineer, you'll take ownership of designing and building frontend web applications in a scientific environment. If … you're passionate about innovation and want to be at the forefront of Quantum Computing, apply now! Senior Frontend Engineer Requirement: Extensive experience building frontend web applications for advanced and complex scientific projects Highly skilled in Typescript and React Knowledge of unit more »

Senior Frontend Engineer – THE AI Scale-Up of 2025 | Future Unicorn £80-£100,000 plus excellent stock options Remote First – London Office for those who want it Next.js | React | Typescript | Node Are you a product-focused Senior Frontend Engineer … enjoys autonomy and wants to build products from end-to-end? If so, read on… Senior Frontend Engineer – We have been exclusively engaged by one of the most exciting tech start-ups in the … UK, who are looking for Senior Frontend Engineers as they will grow significantly in 2025. They are well-funded, revenue-generating and have found product market fit for their industry disrupting, AI-powered SaaS platform. The Senior Frontend Engineers will have a high degree of autonomy more »

Senior Frontend Engineer £90-115k + package incl. equity London hybrid working (3 days pw) React.js, Next.js, Typescript, Go, Postgres, AWS etc. SwitchTT are currently partnered with an AI led SaaS startup business who recently had a significant pre-seed funding … round. Who are now seeking a Senior Frontend Engineer to deliver impact across strategy, direction and greenfield product development. As the Senior Frontend Engineer you’ll join a close knit team working across the … ll be working on a product early on in it’s journey with great product traction and being used by enterprise level businesses. Senior Frontend Engineer requirements: 5+ years’ experience software engineering experience Contributed to Frontend development utilising React & Next.js Experience working more »

Climate Policy Radar - Senior Front-end Engineer Full time | 4-day workweek | Central London-Hybrid | £80-90k DOE Closing Date - 21st November About Us Climate Policy Radar is on a mission to organise … ethos, and a strong collaborative spirit that welcomes individuals from diverse backgrounds, perspectives, and experiences. We are looking for a Front-end Engineer to join our engineering team, building out the next exciting step of our … domain-specific Q&A using responsible AI. Roles and responsibilities In this role, you will help build and improve the front-end for our high-impact tools and products for global climate law and policy. You will work on our core app more »

We are excited to be working with a Direct-to-Consumer VC-backed scale-up looking to hire an exceptional Senior Frontend Engineer into their London office. Having raised a substantial Series B funding round from top investors, they’re now keen … to bring in an experienced senior engineer to join - and help lead - a newly created squad within the wider engineering org. You will report directly to the Engineering Manager, becoming a senior engineer in … a squad of 6, ensuring all frontend components are accessible, performant and scaleable for the relevant product area. As Senior Frontend Engineer you will: Design and develop frontend aspects of the product, identifying and driving innovation when necessary. Make significant code contributions more »

Senior Frontend Engineer | Typescript/React | Innovative HealthTech | Up to £95,000 p/a 💻 Senior Frontend Engineer 💷 Up to £95,000 per annum + benefits (see below) 🧠 Innovative Mental Health Tech - transforming mental … providing both those seeking and offering mental health support with the complete picture facilitating effective treatment. The Role We are looking for a Senior Frontend Engineer, with strong experience in a Typescript, React and AWS based stack and exposure to team and … processes, helping drive the company forward from an engineering perspective and uphold best engineering practices. What's in it for you? As a Senior Frontend Engineer, you can expect the following: Working at the forefront of the important challenge to improve the more »

teamed up with a fast growing Tech Consultancy (50 people in team) who are looking to expand their engineering team by hiring a Senior Frontend Engineer. You will work in a cross-functional team of Engineers and be assigned to a client project (clients consist of more »

Job Description Senior Front End D3 Javascript Software Engineer - Holborn Our Client wants to recruit a Senior Front End Software Developer with … JavaScript object model Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Token Familiarity with modern front-end build pipelines and tools Experience with common front-end development tools such more »

Senior Frontend Engineer | Bristol three days a week | £65-90k Would you like to take the lead on the frontend of an innovative start-up in Bristol? They operate within the AI sector, with a completely unique product that is revolutionising more »

Senior React Front End Engineer required by healthcare client based in Manchester but offering 100% remote work. The Senior Front-End expert within React will be working to extend the functionality of the React platform integrated which is in essence all more »

Exciting vacancy for a Senior Frontend Engineer to join a fast-growing Quantum Computing company in Cambridge. Play a pivotal role in shaping the future of my clients quantum computing platform. Hybrid working, substantial equity shares, and other benefits. My client … provide a platform for complex calculus, algorithms, and simulations that today's super computers and HPC's cant get close too. As a Senior Frontend Engineer, you'll take ownership of designing and building frontend web applications in a scientific environment. If … you're passionate about innovation and want to be at the forefront of Quantum Computing, apply now! Senior Frontend Engineer Requirement: Extensive experience building frontend web applications for advanced and complex scientific projects Highly skilled in Typescript and React Knowledge of unit more »