building low-latency, real-time user interfaces (trading platforms, analytics dashboards, etc.) Deep understanding of React performance optimization techniques (virtualization, memoization, code splitting) Experience with state management solutions (Redux, MobX, Recoil, or similar) Proficiency with WebSockets or other real-time data protocols Strong knowledge of responsive design and cross-browser compatibility Experience with testing frameworks (Jest, React Testing Library, Cypress More ❯
London, England, United Kingdom Hybrid / WFH Options
Harris Computer
latest industry trends and technologies to ensure our applications are built using the best practices Our Technology Stack Frontend App Framework - JavaScript/TypeScript/React Frontend State Management - Mobx Backend – Java REST/GraphQL Services CI/CD - GitHub/CircleCI Cloud – AWS What we are looking for A Bachelor's degree in computer science, Information Technology, or a More ❯
London, England, United Kingdom Hybrid / WFH Options
ZILO™
Science or a related field Proven experience as a Developer or similar role Strong proficiency in JavaScript, CSS, and HTML Experience with state management libraries such as Redux or MobX Familiarity with RESTful APIs and asynchronous data fetching Knowledge of modern front-end development tools and frameworks such as webpack, babel, and npm Experience with version control systems such as More ❯
London, England, United Kingdom Hybrid / WFH Options
Harris Computer
using the best practices Line managing a small team, developing their abilities through coaching and mentoring Our Technology Stack Frontend App Framework - JavaScript & TypeScript/React Frontend State Management - Mobx Backend – Java REST & GraphQL Services & Python CI/CD - GitHub & CircleCI Cloud – AWS What We Are Looking For The ideal candidate will be a highly creative and self-motivated problem More ❯
Chester, England, United Kingdom Hybrid / WFH Options
Canvas Reply
have Requirements 7+ years of professional experience in frontend development, with at least 3 years in a leadership role. Extensive experience with React.js and state management libraries such as MobX or Redux. Proficiency in HTML, CSS, SASS/LESS, and experience with styled components. Deep understanding of build tools and module bundlers like NPM, Webpack, Gulp, or Grunt. Proven experience … in a fast-paced, collaborative environment. Excellent communication and leadership skills, with a passion for mentoring and developing talent. Core Duties Responsibilities Architect and implement state management solutions using MobX or Redux. Collaborate with UX/UI designers to create responsive, intuitive user interfaces using HTML, CSS/SASS/LESS, and styled components. Optimize build processes and workflows using More ❯
and performance Write unit and integration tests using tools like Jest , Detox , and Testing Library Optimize the performance of mobile applications Implement and manage state management solutions (e.g., Redux , Mobx ) Collaborate with backend teams and designers to ensure consistency and high-quality deliverables Contribute to CI/CD processes and support build automation Troubleshoot complex technical issues and help scale … frameworks (Jest, Detox, Testing Library) . Experience in Brownfield Development . Experience working with REST API and GraphQL . Understanding of state management patterns and solutions like Redux and Mobx . Experience with React Native's new architecture . Knowledge of native iOS development (Swift, SwiftUI, Combine) and Android development (Kotlin). Proficiency in using native build tools like Xcode More ❯
London, England, United Kingdom Hybrid / WFH Options
Hargreaves Lansdown
and performance Write unit and integration tests using tools like Jest , Detox , and Testing Library Optimize the performance of mobile applications Implement and manage state management solutions (e.g., Redux , Mobx ) Collaborate with backend teams and designers to ensure consistency and high-quality deliverables Contribute to CI/CD processes and support build automation Troubleshoot complex technical issues and help scale … debugging tools, logs, and error tracking. Experience in Brownfield Development . Experience working with REST API and GraphQL . Understanding of state management patterns and solutions like Redux and Mobx . Experience with React Native's new architecture . Knowledge of native iOS development (Swift, SwiftUI, Combine) and Android development (Kotlin). Proficiency in using native build tools like Xcode More ❯
Bristol, England, United Kingdom Hybrid / WFH Options
Hargreaves Lansdown
and performance Write unit and integration tests using tools like Jest , Detox , and Testing Library Optimize the performance of mobile applications Implement and manage state management solutions (e.g., Redux , Mobx ) Collaborate with backend teams and designers to ensure consistency and high-quality deliverables Contribute to CI/CD processes and support build automation Troubleshoot complex technical issues and help scale … frameworks (Jest, Detox, Testing Library) . Experience in Brownfield Development . Experience working with REST API and GraphQL . Understanding of state management patterns and solutions like Redux and Mobx . Experience with React Native’s new architecture . Knowledge of native iOS development (Swift, SwiftUI, Combine) and Android development (Kotlin). Proficiency in using native build tools like Xcode More ❯
London, England, United Kingdom Hybrid / WFH Options
TipTopJob
Skilled in React Native for developing cross-platform mobile applications. Advanced proficiency in TypeScript and JavaScript to ensure robust, type-safe, and maintainable code. State Management: Familiarity with Redux, MobX, or other state management libraries for scalable mobile applications. Desirable: Azure and CI/CD ALL APPLICANTS MUST BE FREE TO WORK IN THE UK Exposed Solutions is acting as More ❯
Experience with CI/CD pipelines and deployment automation Preferred Qualifications Experience with server-side rendering and advanced frontend optimization techniques Knowledge of state management patterns and libraries (Redux, MobX, Zustand) Familiarity with frontend testing libraries (Jest, React Testing Library, Cypress) Experience with GraphQL and related tooling Understanding of streaming technologies and real-time communication protocols Experience with monorepo management More ❯
Experience with CI/CD pipelines and deployment automation Preferred Qualifications Experience with server-side rendering and advanced frontend optimization techniques Knowledge of state management patterns and libraries (Redux, MobX, Zustand) Familiarity with frontend testing libraries (Jest, React Testing Library, Cypress) Experience with GraphQL and related tooling Understanding of streaming technologies and real-time communication protocols Experience with monorepo management More ❯
evolving. Currently our preferred stack includes: Front-end: JavaScript (ES6+ or sometimes TypeScript)/Babel/Webpack, Web Components V1 (using lit-html and lit-element), State management with MobX or Apollo (GraphQL). Server-side: Azure Functions, .NET Core. Cloud: Azure Serverless, Kubernetes. At times you may be required to work with some legacy technologies to work with (or More ❯
decisions on things usually decided by PMs and designers. You’ll need solid knowledge of JavaScript and TypeScript, HTML, and CSS. We’re also looking for strength in with Mobx, React and Redux. You’ll be our resident expert on frontend best practices and be a player/coach with the rest of the frontend team. ????️ Your responsibilities Build modular … or Master's degree in Computer Science, Software Engineering, or a related field. 7+ years professional Software engineering experience working on modern web ecosystems 5+ years professional experience with Mobx, React, Typescript, Javascript, HTML, RESTful API, CSS, and other front-end technologies Proactive communication skills, both sync and async Sets the highest possible UX and UI bar for what you More ❯
it will be crucial to our growth for you to take part in interviewing potential new hires It also would be cool if you: Use state management like Redux, MobX and/or others Know GraphQL Know module bundlers and task runners such as Webpack, Parcel, Rollup, Browserify, Grunt or Gulp Use CSS pre/post-processors like PostCSS, Styled More ❯
London, England, United Kingdom Hybrid / WFH Options
Juro
understanding of and experience with native DOM API's (e.g. drag & drop, element positioning, scrolling, etc). You have used any state management tools such as Redux, Flux, ReCoil, MobX (etc). You wrote unit and end-to-end tests using tools such as Mocha, Jest or similar. Bonus points if you've worked with Material UI and Webpack. This More ❯
Familiarity with cloud platforms (e.g., Azure, AWS) and CI/CD pipelines. Experience with microservices architecture and containerization (e.g., Docker, Kubernetes). Knowledge of state management libraries (e.g., Redux, MobX). Familiarity with Agile/Scrum methodologies. Exposure to testing frameworks (e.g., Jest, NUnit) and test-driven development (TDD). What We Offer: A dynamic and inclusive work environment. Opportunities More ❯
Python, Jupyter Notebook). Collaboration: Experience working in an Agile environment (Scrum/Kanban). Problem-Solving: Strong analytical and troubleshooting skills. Desirable Skills Familiarity with state management libraries (MobX, Redux). Exposure to financial data or market analytics projects. Experience with data engineering tools (DuckDB, PySpark, etc.). Knowledge of automated testing frameworks (Playwright, Cypress). Experience of WebAssembly. More ❯
experience in frontend or fullstack development, preferably within trading or financial systems. Deep expertise in React.js , Next.js , and Ag-Grid, plus strong familiarity with modern state management libraries (Redux, MobX, XState, etc.). Solid experience building UI for trading systems including blotters, risk dashboards, and charting tools. Proven ability to integrate frontend with real-time streaming backends (e.g., AMPS, ViewServer More ❯
London, England, United Kingdom Hybrid / WFH Options
MediSolution
industry trends and technologies to ensure our applications are built using the best practices Line managing a small team, developing their abilities through coaching and mentoring Frontend State Management - Mobx What we are looking for The ideal candidate will be a highly creative and self-motivated problem solver with the ability to handle numerous projects simultaneously. In addition, this strong More ❯
industry trends and technologies to ensure our applications are built using the best practices Line managing a small team, developing their abilities through coaching and mentoring Frontend State Management - Mobx What we are looking for The ideal candidate will be a highly creative and self-motivated problem solver with the ability to handle numerous projects simultaneously. In addition, this strong More ❯
Experience with financial time series data Must have capital markets experience Strong React and TypeScript for building web applications STEM degree from top university Understanding of libraries including Redux, MobX, Dj.js, Highcharts Python for API development (non essential) London - Onsite 2 days per week No visa sponsorship available #J-18808-Ljbffr More ❯
have: Over 3 years of experience in frontend development for dynamic, responsive web applications Proficiency in TypeScript, React, and frameworks like NextJS Familiarity with state management libraries (Zustand, Redux, MobX, etc.) Experience with GraphQL/REST APIs Experience with testing tools such as Vitest, Jest, Playwright Understanding of CI/CD practices and deployment pipelines Nice to have: Experience with More ❯
cloud platforms (e.g., Azure, AWS) and CI/CD pipelines. Desirable Skills: Experience with microservices architecture and containerization (e.g., Docker, Kubernetes). Knowledge of state management libraries (e.g., Redux, MobX). Familiarity with Agile/Scrum methodologies. Exposure to testing frameworks (e.g., Jest, NUnit) and test-driven development (TDD) What We Offer: A dynamic and inclusive work environment. Opportunities for More ❯
Familiarity with cloud platforms (e.g., Azure, AWS) and CI/CD pipelines. Experience with microservices architecture and containerization (e.g., Docker, Kubernetes). Knowledge of state management libraries (e.g., Redux, MobX). Familiarity with Agile/Scrum methodologies. Exposure to testing frameworks (e.g., Jest, NUnit) and test-driven development (TDD) What We Offer: A dynamic and inclusive work environment. Opportunities for More ❯
to have the following: 3+ years professional experience of JavaScript/TypeScript development for Node.js, Professional experience developing mobile-ready websites using ReactJS (in Typescript a plus), Familiarity with MobX and Chakra Ui would be a plus, Knowledge of NoSQL databases (we use MongoDb ), Comfortable with cloud-based applications and infrastructure as code, particularly with AWS, A keen interest in More ❯