1 to 25 of 67 Senior Front End Developer (Client-Side Developer) Jobs in London

Job Role: Senior Front End Developer Location: London (hybrid working - 3 days in office) Salary: £65,000-£80,000 DOE Are you passionate about creating seamless, user-centric web experiences … will have the opportunity to shape the future of their products and contribute to the success of our cutting-edge projects. Responsibilities: Front-end Development Mastery: Utilise your expertise in HTML, CSS, and JavaScript to architect, design, and implement scalable and high … Cross-Functional Collaboration: Work closely with UX/UI designers, backend developers, and other cross-functional teams to ensure seamless integration of front-end components with the overall system architecture. Responsive Design Implementation: Implement responsive design principles to ensure optimal performance across more »

Front End Developer (GUI Angular AG Grid) London to £650 p/day (outside IR35) Technologist Front End Developer … skills sought for a 12 month contract at a well established US based FinTech that is expanding its UK presence. As a Front End Developer you will collaborate with the UI Designer to ensure … the feasibility of the design, code pixel perfect front end applications/GUIs and data visualisations. You optimise the application for maximum speed and scalability and build reusable code libraries for future use. The company was founded by two experienced Hedge Fund more »

Front-end Developer (TypeScript, React.js) Salary: £50,000-65,000 Location: Shoreditch office (Tuesdays and Fridays in office for London based people). Fully remote for EU based. Front-end … best holiday homes, to remove the intolerability and unreliability of decision making when choosing your travel accommodation? You should be a competent Front-end Developer who enjoys working with TypeScript and React.js, as well … as wanting to self-develop. As a Front-end Developer, you will get a lot of responsibility and work on super interesting projects, while working alongside engineers who are passionate and embrace fast moving more »

Do you do Front end Javascript & UI coding, using Vue.js & the Vue ecosystem? Interested in joining a brand new, 3rd development squad in the UK as part of further scaling for a SaaS product company? Would you like to work on developing … using technology to drive change? With an emphasis on product driven, new feature & platform code development, you will want to use your Front End/UI coding skills to help shape, define & code new products on top of an already existing SaaS … a Product & Development team of ~45 globally, with 20 Dev' heads in the UK, we are now looking for a further, experienced Front End focused Javascript developer who has experience in the Vue more »

Job Role: Front-End Magento Developer Location: Remote (UK) Salary: GBP 35,000-50,000 DOE I am currently partnered with an award-winning Magento agency that has a global presence. They are looking … for an enthusiastic and skilled Front End Magento Developer to join their growing team. As a Front-End Magento Developer … vouchers Brand new top-of-the-range equipment And more! URGENT ROLE - IMMEDIATE INTERVIEWS - FAST OFFERS If you are interested in this Front End Magento Developer role and have experience in the technical stack more »

Front-End Developer A brand new urgent contract requirement has just arisen for a Front-End Developer with … end knowledge to join a nationally recognised, award-winning charity based remotely! This initial 4-month Front-End Developer role will be integral to some of the charity … upcoming. This is an amazing opportunity to have such a huge impact on a very a worthwhile organisation! Skills required for the Front-End Developer are: - Strong Front-End more »

Front End React Developer, React, Javascript, NW London to £80K A leading financial software company are looking for a Front End JavaScript developer … collaborative problem solving, sophisticated design, and quality product is important. Responsibilities Developing new user-facing features using React.js Building reusable components and front-end libraries for future use Translating designs and wireframes into high quality code Optimising components for maximum performance across … RTK (RTKQuery also a bonus) Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Token Familiarity with modern front-end build pipelines and tools (Github actions a bonus) Experience with common front-end more »

DescriptionFront End ArchitectFront End Architect – Remote UK - 100000We are helping an innovative AI organisation to scale up. They are on a mission to disrupt the world of healthcare with an innovative set of tech products.Due to continued growth and demand for their … products they now urgently need a Front End Architect to join them ASAP. This role would suit a Front End Architect who has worked in growing start-ups and now wants freedom to make … within the UK – The office is based in London if you did want to use the office.To be a successful, the ideal Front End Architect candidate will have:· Strong background in Front End Development more »

growing and for this we need bright minds with creativity and flexibility – what talent do you have? OBJECTIVES/PURPOSE As a Front End Web Developer in our commercial organization at Takeda UK and … team Stakeholder Engagement : Engage relevant stakeholders across the MCO to refine requirements and actively manage expectations regarding technical feasibility and delivery timeframes Front End Development : Develop and maintain high-quality, responsive web applications and interfaces using HTML, CSS, and JavaScript in line … Optimization : Implement best practices for web performance optimization to ensure fast page load times and smooth user interactions. Content Management Integration : Integrate front end code with content management systems (CMS), particularly Drupal, to facilitate seamless content updates and management. Collaboration : Work closely more »

the solution design and development of our digital products. Ensure code meets the requirements and is in accordance with our architectural and front-end coding standards and patterns. Optimising applications using best practices for performance. Propose any upgrades and updates necessary for … team and share knowledge of your skillsets out to the wider team Qualifications Essential criteria: You will have an extensive background in front-end development with significant experience working with React and Javascript Experienced with RTK Query, Graph QL, REST and Jest … for unit testing Should be able to demonstrate a strong core front-end skillset of HTML 5, CSS 3, JavaScript and TypeScript Experience working with Government component libraries is advantageous or Material UI This position requires: Working on-site in Croydon once more »

the solution design and development of our digital products. Ensure code meets the requirements and is in accordance with our architectural and front-end coding standards and patterns. Optimising applications using best practices for performance. Propose any upgrades and updates necessary for … days per week onsite in the client’s London office. Qualifications You will have an extensive background in front-end development with significant experience working with React with TypeScript Experience in Redux or Zustand Experience in React Query … Experienced with Jest for Unit Testing Should be able to demonstrate a strong core front-end skillset of HTML 5, CSS 3, JavaScript and TypeScript Experience working within the Financial industry Experience in Crypto Experience in AG Grid This is a hybrid more »

Front-End Developer - Contract Vacancy IR35 Status: Outside Rate: £300 - £325 p/d Working Location: Remote Contract Length: 3 months My client has a requirement for Front-End Developer on a 3-month contract. The client is a Telemedicine start-up that are in the process of developing a new web application. You will be part of … the Microsoft.NET development stack. You will be involved in assigned areas of development from design to development to testing as identified by Senior Developer. This will include performing Hardware and Software design work as required of the company on projects as identified by the Senior more »

Futureheads have an exciting opportunity for a Senior Front End Engineer to join a leader within the world of compliance as they expand to reach new highs. In this role, you will work as part of their amazing … product team, modernising their SaaS platform. Their current SaaS platform provides end to end solutions to their clients across a range of solutions. Role focus: Adding to and maintaining the design system Writing JavaScript/Typescript Writing unit and feature tests Integrating … front end components to work with APIs Promoting culture of quality amongst the engineering team To be considered you will need to be able to display the following: A deep understanding of JavaScript concepts Proficiency in a modern JavaScript framework (preferably Vue more »

Senior Frontend Developer – React, Next.js Up to £90k + share options Remote (UK Based only) middle has partnered exclusively again with one of the UK’s most exciting start-up businesses. After successfully raising their first round of … , who wants an opportunity within a FinTech start-up! Tech Stack: At least 5 years experience developing front-end web applications High proficiency with Next.js (app directory implementation ideally) Ideally have experience in Next.js version 13, 13.4 … and component libraries (Material UI) Keen eye for detail and user experience, including animations Can articulate WCAG accessibility requirements Implement effective GraphQL front-end implementations Managing a git repository effectively using git flow Unit testing using jest Manage continuous integration pipelines with more »

A leading e-commerce technology vendor is looking for an experienced Front End Developer to join their scaling team. The ideal candidate will be responsible for designing, developing and overall, bringing to life an … creative frontend design, while working in a highly collaborative environment with some amazing people to support you 😎 They are looking for a Front End Developer with: Typescript Experience + React or Express ideally some … Please not that the client currently cannot offer sponsorship This is an exciting role for a Front End Developer who wants to be part of a fun, supportive and highly more »

Senior Frontend Developer Edgware - 3 days a week in the office £65,000-£75,000 I’m currently working with a really well-established consultancy tech company, who are looking for a Senior Frontend … breadth of experience given the variety of work but you will always be focused on the frontend. As the role is quite Senior, the company are also looking for potential 'future leads' so if you'd like mentoring, leading from the front, taking ownership of projects and are keen to progress into an official lead role then this could be for you. Senior Frontend Developer role requires office working requirements of three days a week in their Edgware more »

Senior Frontend Developer Permanent Position 70-80,000 PA REMOTE, London-Based Office Are you looking to make your next exciting career move, and work with household names across the United Kingdom? Look no further! Our client is looking for gifted developers, with experience in working in front-end development, to create an intricate user experience for upmarket streaming and OTT platforms! Your Responsibilities will include: Working to provide and develop an effective and smooth … Attending relevant events in the industry to better your knowledge of the process Meet alongside the Technical Director and Lead Developer to propose innovative solutionsCandidate Desirables:6+ years of relevant experience working in frontend development Strong knowledge of Vanilla JavaScript, and not more »

About the job We are looking for an experienced Front-End Engineer with great communication skills and a sense for aesthetics. You will build and maintain our apps, websites and the UI of our products, and help to create the world’s … researchers and content designers to pave the road towards a superb product. Your responsibilities will include: Building and maintaining our web applications' front-end Maintaining clean, testable and robust architectures Working closely with the product team to make sure our users are more »

Job Description Javascript Front End Developer - Central London JavaScript Engineer required to join a fast growing company and shape the future of payments cross-platform and cross-device? Evolving in an agile and collaborative … to be deeply involved in the entire product lifecycle, working side by side with Front-End & Back-End Developers, Architects and Designers towards a common goal: provide millions of online more »

Job Description Front End Developer with Java - Central London Our Client is looking to recruit a Front End Java developer more »

Frontend Developer (Angular/TypeScript/Docker) SR2 is working closely with a leading UK AI Consultancy to help scale a development team for their client based in Insurance. We are looking for engineers with experience in Angular more »

Job Title: Frontend Developer - Energy Trading Platform Company Overview: Join our innovative team at the forefront of energy trading technology. We specialize in providing intuitive, high-performance solutions for some of the largest energy companies globally. Our platform empowers traders with real … research, and trading capabilities, revolutionizing the industry. Location: On-site - London based Role Description: We are seeking a talented Frontend Developer to contribute to the evolution of our energy trading platform. You will collaborate closely with our sales, product, and engineering teams … with the latest frontend technologies and trends, actively engaging with the open-source community. Requirements: 2-5 years of frontend developer experience, with some background in design. Proficiency in React and TypeScript/JavaScript. Experience with data visualization tools and frameworks (e.g. more »

Seeking a Senior Frontend Engineer to join a cutting-edge technology startup who is at the forefront of tech innovation, collaborating with some of the world's top tech companies. They specialise in developing advanced AI algorithms to speed up the invention process for future products … and services. This Senior Frontend Engineer position offers hybrid working (Cambridge), flexible hours for a healthy work-life balance and will pay up to 90,000. As a Senior Frontend Engineer, you'll dive into the world of AI tools like GPT more »

resource more effectively, to get to better decisions with higher confidence, more quickly. Job purpose We're currently looking to hire a Senior Frontend Engineer to be part of a smart, motivated, and cross-functional agile unit contributing towards the design, code, testing and implementation of more »

delivery of new features and enhancements while maintaining code quality and security. Needs: 3-5 years of experience in a mid to senior tech role, with a proven track record of leading successful tech projects. Expertise in full-stack development, with proficiency in technologies like React more »