as the production database Firebase Auth as the auth system Backend deployed on Firebase Functions, and making use of PubSub and Cloud Storage React frontend, using ShadCN for components, TailwindCSS for styling, React Query for state management Posthog for frontend analytics (events, sessions, feature flags, experiments) BigQuery as the data warehouse, with Metabase for data visualisation. Production data and Posthog More ❯
building these critical features. Who we're looking for Breadth of experience across infrastructure, backend and frontend technology stacks: We use the latest Ruby on Rails, Turbo, Phlex, AlpineJS, TailwindCSS, AWS, PostgresSQL to name a few technologies. OpenAI & Claude for LLM interfacing. We are not wedded to them and will rapidly evolve over the next 3-6 months with the More ❯
London, England, United Kingdom Hybrid / WFH Options
Proton
and open communication. Build strong cross-functional relationships with Design, Product, Marketing, and Support. Frontend Engineering Build fast, scalable, and beautiful user interfaces using Typescript with React, Astro and Tailwind Drive adoption of frontend best practices—accessibility, performance, responsiveness, testing, and maintainability. Take ownership of key initiatives across our product and growth roadmap. Quality & Delivery Help define and improve More ❯
London, England, United Kingdom Hybrid / WFH Options
Contentsquare
Contentsquare is the all-in-one experience intelligence platform designed to be easily used by anyone who cares about digital journeys. With our flexible and scalable platform, organizations quickly get a deep understanding of their customers’ whole online journey. We More ❯
help build and maintain the core web applications that drive both internal operations and client-facing services. Our tech stack is built on a modern, stable foundation — including React , TailwindCSS , C# 9 , and .NET Core — and we're focused on scaling feature delivery and enhancing technical maturity. You’ll be joining a team that’s moved from … ll work across the full stack, supported by a seasoned team lead and collaborative peers. Key Responsibilities; Build responsive and accessible web interfaces using React.js (Next.js) , JavaScript , HTML5 , and TailwindCSS . Develop backend services and RESTful APIs using C# 9 and .NET Core . Interact with MSSQL databases via stored procedures and schema design. Own tasks end … JavaScript , React.js , and Next.js . Solid experience building .NET Core Web APIs with C# 9 . Proficiency in SQL Server (MSSQL), including stored procedures and schema management. Comfort with TailwindCSS and responsive, accessible design principles. Familiarity with Azure DevOps , including pipelines, repositories, and boards. Experience using Git workflows and participating in code reviews. Understanding of Agile methodologies More ❯
help build and maintain the core web applications that drive both internal operations and client-facing services. Our tech stack is built on a modern, stable foundation — including React , TailwindCSS , C# 9 , and .NET Core — and we're focused on scaling feature delivery and enhancing technical maturity. You’ll be joining a team that’s moved from … ll work across the full stack, supported by a seasoned team lead and collaborative peers. Key Responsibilities; Build responsive and accessible web interfaces using React.js (Next.js) , JavaScript , HTML5 , and TailwindCSS . Develop backend services and RESTful APIs using C# 9 and .NET Core . Interact with MSSQL databases via stored procedures and schema design. Own tasks end … JavaScript , React.js , and Next.js . Solid experience building .NET Core Web APIs with C# 9 . Proficiency in SQL Server (MSSQL), including stored procedures and schema management. Comfort with TailwindCSS and responsive, accessible design principles. Familiarity with Azure DevOps , including pipelines, repositories, and boards. Experience using Git workflows and participating in code reviews. Understanding of Agile methodologies More ❯
London, England, United Kingdom Hybrid / WFH Options
Java Script Works
Requirements: Type-safe frontend code is required. Experience with TailwindCSS, CSS Modules, or styled-components is necessary, while knowledge of Next.js, GraphQL, Jest, React Testing Library, and Cypress is a bonus. You should also be comfortable deploying via Netlify or CI/CD pipelines. Salary: £40,000 - 70,000 per year Additional Requirements: We are looking More ❯
engineers and UX designers, and help shape the future of our web platforms. What You’ll Do Build and maintain modern web apps using React.js , Next.js , JavaScript , HTML5 , and TailwindCSS Develop backend logic and REST APIs with C# (.NET Core) Work directly with MSSQL databases (queries, schema updates, stored procedures) Deliver secure, high-performance, and maintainable features … stack development Strong skills in JavaScript , React.js , and Next.js Backend experience with C# 9 , .NET Core , and REST APIs Proficiency with SQL Server (stored procedures, schema management) Comfortable with TailwindCSS and responsive UI design Experience with Git-based workflows and tools like Azure DevOps Bonus Points For Exposure to Azure cloud services (App Services, Functions, etc.) Familiarity More ❯
engineers and UX designers, and help shape the future of our web platforms. What You’ll Do Build and maintain modern web apps using React.js , Next.js , JavaScript , HTML5 , and TailwindCSS Develop backend logic and REST APIs with C# (.NET Core) Work directly with MSSQL databases (queries, schema updates, stored procedures) Deliver secure, high-performance, and maintainable features … stack development Strong skills in JavaScript , React.js , and Next.js Backend experience with C# 9 , .NET Core , and REST APIs Proficiency with SQL Server (stored procedures, schema management) Comfortable with TailwindCSS and responsive UI design Experience with Git-based workflows and tools like Azure DevOps Bonus Points For Exposure to Azure cloud services (App Services, Functions, etc.) Familiarity More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Tenth Revolution Group
engineers and UX designers, and help shape the future of our web platforms. What You’ll Do Build and maintain modern web apps using React.js , Next.js , JavaScript , HTML5 , and TailwindCSS Develop backend logic and REST APIs with C# (.NET Core) Work directly with MSSQL databases (queries, schema updates, stored procedures) Deliver secure, high-performance, and maintainable features … stack development Strong skills in JavaScript , React.js , and Next.js Backend experience with C# 9 , .NET Core , and REST APIs Proficiency with SQL Server (stored procedures, schema management) Comfortable with TailwindCSS and responsive UI design Experience with Git-based workflows and tools like Azure DevOps Bonus Points For Exposure to Azure cloud services (App Services, Functions, etc.) Familiarity More ❯
East London, London, United Kingdom Hybrid / WFH Options
Tenth Revolution Group
engineers and UX designers, and help shape the future of our web platforms. What You’ll Do Build and maintain modern web apps using React.js , Next.js , JavaScript , HTML5 , and TailwindCSS Develop backend logic and REST APIs with C# (.NET Core) Work directly with MSSQL databases (queries, schema updates, stored procedures) Deliver secure, high-performance, and maintainable features … stack development Strong skills in JavaScript , React.js , and Next.js Backend experience with C# 9 , .NET Core , and REST APIs Proficiency with SQL Server (stored procedures, schema management) Comfortable with TailwindCSS and responsive UI design Experience with Git-based workflows and tools like Azure DevOps Bonus Points For Exposure to Azure cloud services (App Services, Functions, etc.) Familiarity More ❯
London, England, United Kingdom Hybrid / WFH Options
Tenth Revolution Group
engineers and UX designers, and help shape the future of our web platforms. What You’ll Do Build and maintain modern web apps using React.js , Next.js , JavaScript , HTML5 , and TailwindCSS Develop backend logic and REST APIs with C# (.NET Core) Work directly with MSSQL databases (queries, schema updates, stored procedures) Deliver secure, high-performance, and maintainable features … stack development Strong skills in JavaScript , React.js , and Next.js Backend experience with C# 9 , .NET Core , and REST APIs Proficiency with SQL Server (stored procedures, schema management) Comfortable with TailwindCSS and responsive UI design Experience with Git-based workflows and tools like Azure DevOps Bonus Points For Exposure to Azure cloud services (App Services, Functions, etc.) Familiarity More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Tenth Revolution Group
engineers and UX designers, and help shape the future of our web platforms. What You’ll Do Build and maintain modern web apps using React.js , Next.js , JavaScript , HTML5 , and TailwindCSS Develop backend logic and REST APIs with C# (.NET Core) Work directly with MSSQL databases (queries, schema updates, stored procedures) Deliver secure, high-performance, and maintainable features … stack development Strong skills in JavaScript , React.js , and Next.js Backend experience with C# 9 , .NET Core , and REST APIs Proficiency with SQL Server (stored procedures, schema management) Comfortable with TailwindCSS and responsive UI design Experience with Git-based workflows and tools like Azure DevOps Bonus Points For Exposure to Azure cloud services (App Services, Functions, etc.) Familiarity More ❯
Central London / West End, London, United Kingdom Hybrid / WFH Options
Tenth Revolution Group
engineers and UX designers, and help shape the future of our web platforms. What You’ll Do Build and maintain modern web apps using React.js , Next.js , JavaScript , HTML5 , and TailwindCSS Develop backend logic and REST APIs with C# (.NET Core) Work directly with MSSQL databases (queries, schema updates, stored procedures) Deliver secure, high-performance, and maintainable features … stack development Strong skills in JavaScript , React.js , and Next.js Backend experience with C# 9 , .NET Core , and REST APIs Proficiency with SQL Server (stored procedures, schema management) Comfortable with TailwindCSS and responsive UI design Experience with Git-based workflows and tools like Azure DevOps Bonus Points For Exposure to Azure cloud services (App Services, Functions, etc.) Familiarity More ❯
City of London, London, United Kingdom Hybrid / WFH Options
fountify
to apply by submitting a CV and a link to a portfolio or GitHub. Required Skills: WordPress, including building custom themes/plugins Headless CMS Web markup, including HTML5, CSS, and JavaScript/TypeScript Knowledge and experience of Git Sass, Webpack, and CSS frameworks like Tailwind React/NextJS and GraphQL Working with Restful APIs HTML emails More ❯
to apply by submitting a CV and a link to a portfolio or GitHub. Required Skills: WordPress, including building custom themes/plugins Headless CMS Web markup, including HTML5, CSS, and JavaScript/TypeScript Knowledge and experience of Git Sass, Webpack, and CSS frameworks like Tailwind React/NextJS and GraphQL Working with Restful APIs HTML emails More ❯
South East London, England, United Kingdom Hybrid / WFH Options
fountify
to apply by submitting a CV and a link to a portfolio or GitHub. Required Skills: WordPress, including building custom themes/plugins Headless CMS Web markup, including HTML5, CSS, and JavaScript/TypeScript Knowledge and experience of Git Sass, Webpack, and CSS frameworks like Tailwind React/NextJS and GraphQL Working with Restful APIs HTML emails More ❯
and TypeScript . Implement scalable solutions with clean, maintainable, and efficient code. UI/UX Collaboration: Collaborate with designers to transform wireframes and prototypes into functional, responsive interfaces using TailwindCSS for styling. Provide feedback to designers on feasibility and suggest enhancements to improve usability. Testing & Performance Optimization: Write automated tests using tools such as Cypress or Jest … customer needs and feedback throughout the development process. Demonstrate enthusiasm, resilience, and a can-do approach to tackling challenges and driving success. Skills & Abilities: Proficiency in React.js , TypeScript , and TailwindCSS . Experience with testing frameworks like Cypress or Jest . Familiarity with modern frameworks like Remix is a plus. Strong understanding of responsive design principles and performance 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 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 More ❯
UI/UX design (we use Figma for designs) Professional experience working with AG-Grid Professional experience working with Redux Professional experience working with Git, Git Flow Knowledge of CSS preprocessors, (eg. SASS/LESS/CSS-in-JS/Tailwind) Experience testing with Jest/React Testing Library Desirable experience with DevOps tools Desirable experience with More ❯
London, England, United Kingdom Hybrid / WFH Options
FULLSTACK RECRUITMENT LIMITED
Familiarity with cross-browser compatibility, performance tuning, and accessibility standards (WCAG) Excellent problem-solving skills and ability to prioritize tasks in a multi-project environment Preferred Skills: Experience with TailwindCSS or other utility-first frameworks Familiarity with testing frameworks such as Jest, Cypress, or React Testing Library Knowledge of DevOps principles or cloud-agnostic development environments Understanding More ❯
London, England, United Kingdom Hybrid / WFH Options
HipHopTune Media
Degree in UXD or a relative qualification and/or experience. Experience contracting in a global or corporate setting, especially within fast-paced, digital product environments. Knowledge of the TailwindCSS framework and designing for React Native builds. Portfolio examples of past CMS or white-label design collaborations. Portfolio examples of past finance or ecommerce design solutions. Technical More ❯
London, England, United Kingdom Hybrid / WFH Options
Igbaffiliate
crafting beautiful, reactive front-ends with React Advanced experience with Laravel and modern PHP development Comfort working with REST APIs and JSON Front-end styling expertise using SASS and TailwindCSS Passion for AI, conversational UX, or building apps that think with you What You’ll Be Doing Architect and maintain full-stack apps that combine Laravel, React More ❯
on experience with processes, testing, and user research. Design Tools: Advanced skills in design and prototyping tools with a keen eye for detail and visual hierarchy. Hands-on with TailwindCSS to create responsive interfaces that are visually appealing is a plus. Experience with Front-End Technologies: Familiarity with (if not the ability to code) TypeScript and frameworks More ❯