15 of 15 Senior Front-End Developer Jobs in London

/Senior Front End Developer include: Front-End Development: Design and develop responsive, high-quality web applications using React, TypeScript, JavaScript, HTML5, CSS and modern front-end … communicate technical concepts clearly and transfer knowledge effectively to other developers Experience collaborating within an established development team DESIRABLE Experience integrating modern front-end applications with legacy or enterprise back-end platforms Knowledge of HCL Domino/Notes environments Experience delivering solutions within public ...

Senior Front-End Developer (React) – Equity Derivatives Technology – VP**Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through … This section is about the candidate.*** Experience as a technical lead senior developer with front-end technology (JS, ideally React).* Extensive experience of system analysis and development of production-quality software applications.* Consistently clear and concise written ...

101076927680Posted: 2026-09-24Location: London, England, United KingdomCategory: Technology, Applications Development, ProfessionalCompany: CitiSenior Front-End Developer (React) – Equity Derivatives Technology – VPEngineer the future of global finance. At Citi, our Tech team doesn't just support finance – we are helping to redefine … This section is about the candidate. Experience as a technical lead senior developer with front-end technology (JS, ideally React).Extensive experience of system analysis and development of production-quality software applications. Consistently clear and concise written ...

Senior Frontend Developer (Contract) Overview We are looking for a talented Senior Frontend Developer to join a high-performing engineering team working on business-critical customer and colleague applications. This is an opportunity … backend engineers, product teams, and platform specialists to build scalable, maintainable, and high-quality solutions using modern frontend technologies. Contract Details Role: Senior Frontend Developer Contract Type: Inside IR35 Start Date: ASAP (flexible for the right candidate) Duration: Until the end ...

Senior Frontend Developer (React Native) 6 Month contract 40 hours per week Inside IR35 Hybrid 1 office day London Farringdon office address: 47-53 Charterhouse St, London, EC1M 6PB About the Role We are looking for a highly experienced Senior … complex, high-impact applications used by both customers and internal stakeholders, while influencing technical strategy and engineering best practices. As a senior member of the engineering team, you will take ownership of critical frontend systems, mentor engineers across multiple levels, and drive technical decisions that balance ...

take your React and React Native skills to the next level? All you need is: 7+ years of experience as a Front-End Engineer; Strong proficiency in React 18+, including hooks, context, and modern patterns; Expert-level TypeScript experience with advanced types and strict configurations; Strong … state management tools (Redux, MobX, Zustand, etc.); Proven experience in building SPAs, PWAs, and working with RESTful and GraphQL APIs; Familiarity with front-end build tools (Webpack, Vite, Rollup) and CI/CD pipelines; Experience with automated testing frameworks (Jest, Cypress, etc.); At least ...

seeking a Senior Front-End Developer to join their consulting team in the UK, focusing on delivering innovative solutions across public sector and defence accounts. This role includes building user-friendly interfaces and leading development activities ...

expertise to drive innovation and adoption of new technology. Your role and responsibilities We are seeking a Senior Front-End Developer to join IBM, delivering innovative digital solutions across public sector and defence accounts. Due to the nature … building modern, secure, and highly performant user interfaces, translating complex requirements into intuitive digital experiences. The role includes opportunities to lead front-end delivery, shape architecture and engineering standards, and guide development teams. Key Responsibilities Translate UI/UX designs into polished, user‐centric interfaces aligned ...

agentic, structured AI built specifically for high-level strategic writing. We're seeking an experienced, senior front-end developer to join our startup building the future of writing with AI. You'll be the front-end … lead working closely with one other full stack developer, turning UX wireframes into polished, production-ready interfaces aimed at desktop users. What you’ll build: Sophisticated chat interfaces for LLM interactions with proper state management Complex modal systems and multi-step user flows Real-time feedback ...

Senior Frontend EngineerA fast-growing AI SaaS company is seeking a Senior Frontend Engineer to enhance and expand its cutting-edge analytics platform. You will play a pivotal role in developing high-performance dashboards, immersive 3D visualisations, and entirely new applications … challenges. Consortia is a specialist recruitment agency with consultants focused on global roles within UX, Product, Data, and Engineering markets. If this Senior Frontend Engineer role doesn't align with your preferences, but you are open to exploring other opportunities, please still register by applying ...

Vite, and esbuild (HMR, tree-shaking, code-splitting, bundle size optimization) Develop and publish npm packages (semantic versioning, changelogs, automated releases) Build Front-End CI/CD pipelines with GitHub Actions (lint/test/build/storybook/e2e, caching, multi-environment deployments) Design … experience with npm package development and publishing (monorepo/workspace experience is a plus) Proven experience with GitHub Actions (or similar) for front-end CI/CD Hands-on BFF development experience (Node.js, preferably NestJS/Express) Advanced TypeScript knowledge (generics, utility types, strict mode, configuration ...

Solytics Partners is a Global Analytics firm, recognized with multiple industry awards for innovation and excellence. Our team comprises experts with deep domain knowledge in risk, analytics, AI/ML, AML/FCC, and fraud. ...

Front-End Developers (Design-Focused) Junior/Senior - Bank - London Daily rate: £400 - £600 (inside IR35) Duration: 6 - 12 months Hybrid: 2 days per week Start: ASAP We are looking for Front-End Developers with a strong appreciation … enjoys building high-quality user interfaces and can effectively bridge the gap between design and engineering. We need Junior, Mid and Senior level developers. Working closely with designers, product managers and engineers, you'll transform concepts, wireframes and visual designs into responsive, accessible and performant ...

Salt is seeking Front-End Developers with a design focus for a bank project in London. The role is hybrid (2 days per week) with a daily rate of £400–£600 inside IR35. Duration is 6–12 months, start ASAP. You will turn concepts and Figma ...

client is a rapidly expanding bank based in London. They are looking for Senior Front End Developers … help build and continuously develop brand-new mobile application. In this role, you will be leading a team, creating the front-end interface of the applications and website for the bank. You’ll work closely with other engineers and developers in a project team to help ...