14 of 14 Permanent Senior Front-End Developer Jobs in the UK

-End Developer (Senior) is expected to have a deep understanding of front-end technologies such as React JS, HTML, CSS, and JavaScript. They should also have experience collaborating with designers and back-end … developers and be able to optimize applications for performance and responsiveness. Your Responsibilities Responsible for the front-end build quality of responsive web sites/mobile apps using React native, HTML, CSS and JavaScript under frameworks like React.js aligning with software development standards. Good understanding ...

Senior Front-End Developer (React) Whitley Bay – Hybrid (2 days per week from office) £57,000 – £64,000 DOE Join a team at the centre of a major digital transformation, where modern engineering, secure software development, and large … everything forward. This role places you at the forefront of designing and delivering complex, high-impact digital solutions, working with cutting-edge front-end technologies, cloud platforms, and modern delivery practices to shape the future of key public-facing services. As a Senior ...

Senior Front-end Developer (AI-First SaaS Platform) Compensation: Competitive, based on location and experience Location: Turkey — Hybrid (Istanbul office 1 day/week + remote) Keepnet is an AI-driven SaaS platform helping organisations manage human cyber … human risk workflows — supported by strong guardrails, auditability, and observability . We’re looking for a Senior Front-end Developer who wants to build production-grade web experiences that power these systems — in an AI-first engineering team ...

role is focused on building high-performance, real-time trading interfaces used by professional traders and clients globally. This is a true front-end/UI engineering role, not a full-stack position. You will be responsible for developing and enhancing complex, data-heavy user interfaces … customise TradingView charting libraries Work closely with traders, quants, and back-end engineers to deliver new trading features Optimise front-end performance for data-heavy, low-latency applications Ensure cross-browser compatibility and responsive design Contribute to UI/UX improvements for trading platforms ...

Senior Front End Developers (React, TypeScript)Guildford, Surrey (Office-Based)£70000 - £100000 + 25% Bonus, 10% Pension, Private Medical. Must haves:- Must work 5 days per week in the office in Guildford.- Must have worked in a Senior … establishing front end standards.6+ years working with modern JavaScript frameworks, namely React and supporting by TypeScript.Must have strong front-end architecture experience building scalable UI systems, extending to component-based design and web application performance.The main desirable is Electron experience, alongside contributions ...

Senior Front End Developer - Angular - Permanent - Hybrid London 2 days a week - £100 - 120k base Join a high-growth fintech firm as a Senior Frontend Developer , building the interfaces that ...

Senior UI/UX Front-End Engineer 💰 £70k–£100k + bonus + 10% pension I'm partnering with a profitable engineering software company in the energy sector that is helping hundreds of Global Energy companies make complex engineering and operational decisions. They … their long-standing desktop engineering platform into modern web-native applications. As part of this, they are building a new in-house front-end capability and need you to help shape the architecture and user experience of their next-generation products. Looking for experience with: • React ...

Clean-slate design for complex scientific and engineering software This scientific and engineering software provider is seeking senior front-end developers to help guide their transition from a desktop-based ecosystem towards a modern web-native experience. This will include strategic … this company provides their software to thousands of users world-wide and support critical industries. Requirements: Strong commercial experience building scalable front-end systems for complex software products, ideally in the scientific or engineering domains. Excellent JavaScript/TypeScript skills and good knowledge ...

immersive digital experiences for luxury brands, leading hotels, Michelin-starred restaurants, and high-end construction companies. Working closely with our Senior Developer and design team, you’ll collaborate on developing bold concepts into pixel-perfect, high-performance experiences. … device. ✔︎ Identifying and resolving technical issues. ✔ Contribute to thought leadership including contributing to blogs, case studies, and award submissions. The Kind of Developer We’re Looking For ❌ You don’t need to be a senior. ✅ You do need to be curious, switched on, and proud ...

Senior Front End Engineer – React/Next.js £140,000–£200,000 Base + Serious equity Rare chance to join a very early stage AI platform that has just raised an unusually large Series A of close to $100 Million from tier ...

Senior Frontend Engineer (Contract)/React/TypeScript/Outside IR35/6 months/Immediate Start Evantis Technology is supporting a product engineering team seeking to hire a Senior Frontend Engineer to help evolve and improve a consumer-facing digital platform. ...

Frontend Engineer (React/TypeScript) Remote – Europe (CET preferred) We are working with a fast-growing European AI startup that is transforming how global fashion brands create visual content. Their platform uses AI to generate ...

senior level software engineer looking for the autonomy to thrive within a start up environment? Would you like to join an organisation that truly enables it's employees to make business critical decisions that will have tangible results in real time? You have the opportunity ...

Frontend Engineers Wanted —£177,000 (Senior x2 | Staff x1 | Remote-first | 1 day/week Central London) A high-growth, Series-funded tech company is quietly building some of the most complex, high-stakes infrastructure in the cybersecurity space. Millions of transactions flow through their platform … making ✅ Fast-moving, ownership culture, you ship, you own it, you improve it ✅ Comp that reflects the level, up to £136,000 (Senior) | up to £177,000 (Staff) The stack: React, TypeScript, design systems, component libraries, data-heavy UIs. If you've worked with graph-based ...