101 to 125 of 242 Front End Developer (Client-Side Developer) Jobs in London

Trading UI Engineer – Front Office JavaScript, React, typescript, NodeJS, Tailwind, GraphQL, ApolloQL, Webpack, Cypress, HTML, CSS, REST, Data Visualisation, API. Real Time Trading Software, UI Development Perm Role – London – Onsite. £80000 - £120000 plus bonus Harrington Starr has partnered up with a Global Investment Bank in the City of London who are looking to hire a Senior UI Trading … Software Developer to work in a Front Office environment with Traders, Quants and Portfolio Managers within a Front Office Trading Floor. This is a high profile role for a Multi Asset Trading Team within a Front Office environment. As the Senior Trading UI Developer, you will … have extensive experience of working with the JavaScript Framework including ES7 and HTML and CSS. You will be working directly with Portfolio Managers, Sales Traders and Quants and end users where you will be responsible for specing out, designing and developing of UI screens for the users. This will require you to have client facing experience More ❯

exciting and important projects for the future of the bank. Our new Savings platform is in development, and we need an experienced engineer to take ownership of the front-end and guide us on best practices, high-quality solutions and innovative solutions. This role offers a chance for a skilled engineer to deepen their domain expertise … the team to support their development. Qualifications React Native and Expo - You will be helping to build mobile apps and publish via Google Play and Apple App Store Front-end testing- You will need experience testing front-end systems, using tools like Playwright or similar, to ensure high-quality code. Cloud Experience … London, England, United Kingdom 1 day ago London, England, United Kingdom 2 weeks ago London, England, United Kingdom 5 months ago London, England, United Kingdom 3 days ago Front-End Developer (6-Month Contract) - Immediate Start London, England, United Kingdom 4 days ago React Developer - Up to More ❯

Trading UI Engineer – Front Office JavaScript, React, typescript, NodeJS, Tailwind, GraphQL, ApolloQL, Webpack, Cypress, HTML, CSS, REST, Data Visualisation, API. Real Time Trading Software, UI Development Perm Role – London – Onsite. £80000 - £120000 plus bonus Harrington Starr has partnered up with a Global Investment Bank in the City of London who are looking to hire a Senior UI Trading … Software Developer to work in a Front Office environment with Traders, Quants and Portfolio Managers within a Front Office Trading Floor. This is a high profile role for a Multi Asset Trading Team within a Front Office environment. As the Senior Trading UI Developer, you will … have extensive experience of working with the JavaScript Framework including ES7 and HTML and CSS. You will be working directly with Portfolio Managers, Sales Traders and Quants and end users where you will be responsible for specing out, designing and developing of UI screens for the users. This will require you to have client facing experience More ❯

Grade Level (for internal use): 11 Role Description: We are seeking an experienced and passionate Senior Frontend React UI Developer to build out our front-end web application, which will allow the users to create a graphical model interactively and collaboratively, view models, upload data and run models on that scenario data … custom high quality UI components to implement the model builder, result visualization and data catalogue components. Integrate UI components against backend API functionality, and propose backend changes Deploy Front End components using Infrastructure as Code Engage in cross-team project meetings/code reviews/demos in an agile environment What we’re looking for: Expert … results Interact with the RESTful API that we develop to trigger jobs asynchronously and retrieve sampling results from the storage layer Knowledge of how to test the developed front-end componentry Interested in shaping the backend Python API or becoming involved in full stack development. Desired/Obtained Qualifications and experience: Some general knowledge of Bayesian More ❯

Job Description Frontend Software Developer with Javascript and HTML Our Client is looking to recruit a Frontend Software Developer with at least 3 to 5 years of experience developing frontend software with Javascript and HTML. Working as part of the Digital team, you'll be responsible for delivering exciting frontend … this award-winning Luxury Travel Company. The Role You will be responsible for: Owning the frontend of the eCommerce website, making continual improvements. Collaborating with the backend developer and design resource to deliver improved UI & UX. Participating in design discussions and being the voice of the customer on usability. Skills and Experience: Excellent working knowledge of More ❯

Social network you want to login/join with: Senior Frontend Developer (React), london col-narrow-left Client: Oliver Bernard Location: london, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 5 Posted: 05.05.2025 Expiry Date: 19.06.2025 col-wide Job Description: Senior Frontend Developer … opportunity to join an organisation looking to revolutionise the construction space? They have significantly increased their customer base recently and are now actively seeking a Senior Frontend Developer (React). As a Senior Frontend (React) Developer, you will be responsible for taking their product to the next level, direct reporting to their … Enjoy coming to the office and working in a small team. Vercel deployments from GitHub, with GitHub Actions is a bonus. If you’re a Senior Frontend Developer (React) looking to have an impact in an early-stage start-up, please apply. #J-18808-Ljbffr More ❯

Senior Frontend Developer (React) | FinTech | Hybrid London | up to £80,000 + 10% bonus Company Overview: We are working with a client who is a leading Private Equity Data Analytics firm. They transform complex PE data into actionable insights for CIOs, CFOs, and General Partners, using AI to predict future fund performance. Role: They … re seeking a Senior Frontend Developer with strong expertise in React and TypeScript to enhance the user experience of their data analytics platforms. You'll be a key contributor in building intuitive and responsive interfaces. Responsibilities: Develop, maintain, and improve complex frontend applications using React and TypeScript. Collaborate with designers and backend developers to implement high More ❯

Senior Frontend Developer (React) | FinTech | Hybrid London | up to £80,000 + 10% bonus Company Overview: We are working with a client who is a leading Private Equity Data Analytics firm. They transform complex PE data into actionable insights for CIOs, CFOs, and General Partners, using AI to predict future fund performance. Role: They … re seeking a Senior Frontend Developer with strong expertise in React and TypeScript to enhance the user experience of their data analytics platforms. You'll be a key contributor in building intuitive and responsive interfaces. Responsibilities: Develop, maintain, and improve complex frontend applications using React and TypeScript. Collaborate with designers and backend developers to implement high More ❯

Senior Frontend Developer (React) 2-3 days p/week in London Up to £85k plus equity Would you like the opportunity to join an organisation looking to revolutionise the construction space? They have significantly increased their customer base recently and are now actively seeking a Senior Frontend Developer (React). As … a Senior Frontend (React) Developer, you will be responsible for taking their product to the next level, direct reporting to their Head of Engineering. You will be directly responsible for developing and maintaining their frontend application, will also working closely with their designers, product owner and data team. The team are built around working together, collaborating … Enjoy coming to the office and working in a small team. Vercel deployments from GitHub, with GitHub Actions is a bonus. If you’re a Senior Frontend Developer (React) looking to have an impact in an early-stage start-up, please apply. More ❯

Senior Frontend Developer (React) 2-3 days p/week in London Up to £85k plus equity Would you like the opportunity to join an organisation looking to revolutionise the construction space? They have significantly increased their customer base recently and are now actively seeking a Senior Frontend Developer (React). As … a Senior Frontend (React) Developer, you will be responsible for taking their product to the next level, direct reporting to their Head of Engineering. You will be directly responsible for developing and maintaining their frontend application, will also working closely with their designers, product owner and data team. The team are built around working together, collaborating … Enjoy coming to the office and working in a small team. Vercel deployments from GitHub, with GitHub Actions is a bonus. If you’re a Senior Frontend Developer (React) looking to have an impact in an early-stage start-up, please apply. More ❯

Senior Frontend Developer London Up to £85,000 + Bonus Angular, Typescript We've partnered with a globally successful retail organisation who have built out a creative digital-incubator with an emphasis on unique in-person digital signage & interaction. They're seeking a Senior Frontend Developer with strong expertise in Angular as … autonomy you would usually associate with a start-up, but with the security and scalability of working for a high-performing & large company. As a Senior Frontend Developer, you will have the following: Demonstrable commercial experience in modern Angular 17 + frontend engineering A strong grounding in modern agile best practices and engineering principles Strong communication … to £85,000 London Office - 3 days per week onsite Discretionary Bonus Private Medical Insurance Unlimited Holiday Days This is a great opportunity for a Senior Frontend Developer with strong expertise in Angular to make a real impact in a retail organisation on a big upwards trajectory More ❯

Senior Frontend Developer London Up to £85,000 + Bonus Angular, Typescript We've partnered with a globally successful retail organisation who have built out a creative digital-incubator with an emphasis on unique in-person digital signage & interaction. They're seeking a Senior Frontend Developer with strong expertise in Angular as … autonomy you would usually associate with a start-up, but with the security and scalability of working for a high-performing & large company. As a Senior Frontend Developer, you will have the following: Demonstrable commercial experience in modern Angular 17 + frontend engineering A strong grounding in modern agile best practices and engineering principles Strong communication … to £85,000 London Office - 3 days per week onsite Discretionary Bonus Private Medical Insurance Unlimited Holiday Days This is a great opportunity for a Senior Frontend Developer with strong expertise in Angular to make a real impact in a retail organisation on a big upwards trajectory More ❯

InnoWave is looking for a Senior Front-end Developer to assess the software quality through automation testing. Assist in the testing process of our programs, identify, and track down the errors and collaborate to ensure that the systems are kept up & running. This is a hybrid position for a client in the UK. Senior Front-end Developer Responsibilities Researching, designing, implementing, and managing software programs Testing and evaluating new programs Identifying areas for modification in existing programs and subsequently developing these modifications Writing and implementing efficient code Determining operational practicality Developing quality assurance procedures (automated tests) Deploying software tools, processes … smoke, and visual regression testing, with a solid understanding of the testing pyramid Proficiency with GraphQL, Styled Components, and Playwright Experience in production monitoring, alerting, and building resilient front-end systems Deep understanding of web performance optimization and best practices Familiarity with Redux is a plus, as some legacy code still relies on it Willingness to More ❯

We urgently require a Front-End Java Developer with at least 3 to 5 years experience of developing global digital marketing platform to provide a complete web experience management solution for Customer to market products & services to learners on a global scale. The candidate will be a high-performing, hands-on Front end development specialising in CSS, HTML, JavaScript and Angular. Experienced technologist, who will help with the front end development of sites on-boarding onto the Marketing Cloud platform. You will be required to Develop sites on-boarding onto the Customer Marketing Cloud Coaching development teams. Setting and ensuring the highest development standards More ❯

We urgently require a Front-End Java Developer with at least 3 to 5 years experience of developing global digital marketing platform to provide a complete web experience management solution for Customer to market products & services to learners on a global scale. The candidate will be a high-performing, hands-on Front end development specialising in CSS, HTML, JavaScript and Angular. Experienced technologist, who will help with the front end development of sites on-boarding onto the Marketing Cloud platform. You will be required to • Develop sites on-boarding onto the Customer Marketing Cloud • Coaching development teams. • Setting and ensuring the highest development standards More ❯

Front End Developer at Absolute Digital Media Limited Absolute Digital Media is currently hiring a skilled Front-End Developer to join their remote team of IT creatives in a rewarding role. As a full-service digital marketing agency, Absolute Digital Media delivers data-driven … Salary: £35,000 a year Job Type: Full Time Location: Remote, UK About the Role A fantastic opportunity has become available for a talented front-end developer with a real passion for creativity. Absolute Digital is a leading digital marketing agency delivering award-winning digital marketing services through … SEO, PPC Digital PR & Link Building. As a Front-End Developer, you will work closely with our design team to bring creative web designs to life, primarily building on Shopify and WordPress. Your keen eye for design and strong technical skills will help ensure that each project meets our high standards for More ❯

Accepting applications until: 15 August 2025 Job Description Front-End Developer At Global, we think big, work hard, and never stand still. We’re the proud home of the best media and entertainment, driven by our talented and passionate people. Our mission? To make everyone’s day brighter — our Globallers, our audiences … communities.Whether we’re in the studio, building world-class technology, or securing record Outdoor advertising partnerships, we make sure we’re doing it as a team. Your Role: Front End Developer The DOOH team are responsible for developing the delivery platform for all programmatic advertisements acrossGlobal’soutdoor estate. This ranges from large … track frame availability, bid statuses, and ad performance. You will work closely with the backend team to fetch and display data, implement interactive visualizations, and ensure that all front-end systems are responsive and performant. As a Front End Developer at Global, you will: Key Responsibilities Feature Development More ❯

Front End Developer – Stratford East London Working in a small dynamic team, reporting to the Delivery Manager and supporting the Head of UX. This is an exciting opportunity to develop innovative customer focused solutions. As the Client spans both customer-centric and policy/contract-centric technology, and provides services … friendly design who is self motivated with excellent organisational skills. The role requires the incumbent to have at least 2 to 5 years of experience as a Developer with some design capabilities. Skills required for this position include: HTML/CSS/JavaScript/jQuery XML/JSON Experience taking mock-ups and prototypes to working More ❯

Front End Developer - React and TypeScript London, United Kingdom You will join this large Financial Institution (Investment Bank) as a Front End Developer you will be joining a small team of developers to build a range of UI's in the equities risk domain. … Additional files Type cover letter Applications for this job are no longer accepted. Please explore other open opportunities on our platform. Thank you! You applied for the position Front End Developer - React and TypeScript successfully.We will get back to you soon. Have a great day! Something went wrong Please double-check the More ❯

Front-End Developer (stealth mode start-up) A stealth mode start-up, recently established by a team of highly experienced engineers and entrepreneurs with substantial financial backing and a proven history of successful technology ventures, is seeking a Front-End Developer with a minimum … skills will include Typescript, but solid JavaScript is ok. Experience of React is 99% essential and Vue.js is a nice to have. This position is perfect for a Front-End Developer eager to pioneer novel technologies. You'll work closely with a dynamic team, facing unique challenges and bringing bold ideas to … history of success through employing top-tier software engineers, they maintain high standards but also offer competitive compensation. Additionally, the package includes potentially very lucrative stock options. Ideal Front-End Developers should possess robust programming abilities coupled with an outstanding academic history, preferably from top-tier university. The company recognises that their exceptional products and commercial More ❯

Front-End Developer (stealth mode start-up) A stealth mode start-up, recently established by a team of highly experienced engineers and entrepreneurs with substantial financial backing and a proven history of successful technology ventures, is seeking a Front-End Developer with a minimum … skills will include Typescript, but solid JavaScript is ok. Experience of React is 99% essential and Vue.js is a nice to have. This position is perfect for a Front-End Developer eager to pioneer novel technologies. You'll work closely with a dynamic team, facing unique challenges and bringing bold ideas to … history of success through employing top-tier software engineers, they maintain high standards but also offer competitive compensation. Additionally, the package includes potentially very lucrative stock options. Ideal Front-End Developers should possess robust programming abilities coupled with an outstanding academic history, preferably from top-tier university. The company recognises that their exceptional products and commercial More ❯

Developer-Experience Front End, you'll be at the forefront of our digital product development, driving innovation and excellence in front-end engineering. You will be responsible for delivering high-quality frontend solutions by setting the coding standard, shaping the architecture, guiding engineering practices, and lead the team … support junior and mid-level developers, promoting a culture of learning, quality, and continuous improvement. Collaborate closely with designers, backend developers, DevOps, QA, and other stakeholders to drive end-to-end delivery. Collaborate closely with stakeholders to translate business requirements into clear technical design and requirement, and in turn into compelling user experiences. Define and lead … England, United Kingdom 2 months ago London, England, United Kingdom 4 days ago London, England, United Kingdom 2 weeks ago London, England, United Kingdom 2 weeks ago Newsroom Front-End Developer (12 Month FTC/Secondment) Isleworth, England, United Kingdom 4 days ago We’re unlocking community knowledge in a new way. More ❯

in life. We also have a small number of B2B clients including the University of Cambridge, Oxford and Imperial College London among others. We are looking for a Front-End Developer to help improve our online whiteboard Bitpaper, which is used by thousands of teachers and students to deliver online classes. You … closely with a cross-product team to deliver visually appealing, highly functional, and a performance-optimised app that delights our users. Role: We are looking for an experienced front-end developer, who enjoys building user-centric browser apps, to help develop our online whiteboard Bitpaper (www.bitpaper.io). The ideal candidate would help … be working in a wider tech team of seven people and be based in our Canary wharf office in London. Essential Requirements: 2 + years of experience in front-end development. Canvas and SVG Javascript/typescript React and similar frameworks like Next.js Git for version control Strong grasp of the English language with the ability More ❯

in life. We also have a small number of B2B clients including the University of Cambridge, Oxford and Imperial College London among others. We are looking for a Front-End Developer to help improve our online whiteboard Bitpaper, which is used by thousands of teachers and students to deliver online classes. You … closely with a cross-product team to deliver visually appealing, highly functional, and a performance-optimised app that delights our users. Role: We are looking for an experienced front-end developer, who enjoys building user-centric browser apps, to help develop our online whiteboard Bitpaper (www.bitpaper.io). The ideal candidate would help … be working in a wider tech team of seven people and be based in our Canary wharf office in London. Essential Requirements: 2 + years of experience in front-end development. Canvas and SVG Javascript/typescript React and similar frameworks like Next.js Git for version control Strong grasp of the English language with the ability More ❯

of the reason for this is the way those solutions are delivered - outsourced to numerous companies, none of which have a deep understanding, nor the responsibility for the end-to-end system. Delivering a robust automotive IoT solution requires a wide variety of skills and experience. At Beam, we are a truly multi-disciplinary team, covering … We want someone who can develop professional looking web apps, but can also delve into the backend code where required. You should primarily be a strong Frontend Developer, but be able to handle yourself when navigating and contributing to the backend. You will be working with cutting-edge technology and we can guarantee the work will More ❯