SaaS environment. Experience leading a Software Engineering Team. Relevant hands-on experience with the following technologies: Git, NodeJS , CSS, HTML, jQuery, Javascript, React, Typescript , Redux, MongoDB , AWS - (MERN stack). Strong understanding of software architecture and design principles. Experience with continuous integration and continuous delivery (CI/CD) pipelines. Knowledge More ❯
Must have AB testing experience. Qualifications Minimum 5 years' development experience with React or React based frameworks such as Next.JS, JavaScript (ES6+), TypeScript, Node.JS, Redux, Express and SCSS/Styled components. Experience at a Senior level an advantage but not essential. Development experience working with a Microservice architecture consuming REST More ❯
NoSQL databases. Familiar with cloud infrastructure (AWS or GCP), CI/CD, and Git. Bonus Points Experience with frontend state management libraries (e.g., Zustand, Redux). Background in SaaS, martech, startups, or high-growth tech companies. Skills & Traits Analytical mindset with strong problem-solving skills. Excellent communication and team collaboration. More ❯
NoSQL databases. Familiar with cloud infrastructure (AWS or GCP), CI/CD, and Git. Bonus Points Experience with frontend state management libraries (e.g., Zustand, Redux). Background in SaaS, martech, startups, or high-growth tech companies. Skills & Traits Analytical mindset with strong problem-solving skills. Excellent communication and team collaboration. More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Haystack
NoSQL databases. Familiar with cloud infrastructure (AWS or GCP), CI/CD, and Git. Bonus Points Experience with frontend state management libraries (e.g., Zustand, Redux). Background in SaaS, martech, startups, or high-growth tech companies. Skills & Traits Analytical mindset with strong problem-solving skills. Excellent communication and team collaboration. More ❯
in full stack development , with the ability to work on both backend (Python) and frontend (ReactJS). Familiarity with state management tools such as Redux or React Query . Experience working with REST APIs , integrating backend logic with UI components and ensuring smooth data flow between systems. ✅ Database Knowledge: Solid More ❯
in full stack development , with the ability to work on both backend (Python) and frontend (ReactJS). Familiarity with state management tools such as Redux or React Query . Experience working with REST APIs , integrating backend logic with UI components and ensuring smooth data flow between systems. ✅ Database Knowledge: Solid More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Parser
in full stack development , with the ability to work on both backend (Python) and frontend (ReactJS). Familiarity with state management tools such as Redux or React Query . Experience working with REST APIs , integrating backend logic with UI components and ensuring smooth data flow between systems. ✅ Database Knowledge: Solid More ❯
met in all deliverables. Contribute to the evolution of our development stack, testing strategy, and CI/CD processes. Strong proficiency in ES6+, React, Redux, Node.js , and related front-end technologies. Experience with RESTful APIs, JSON, WebSockets , and asynchronous programming. Solid understanding of testing frameworks (e.g., Jest, Mocha, Cypress). More ❯
Unit & integration testing, agile methodologies Cloud deployment (Azure, AWS, or GCP) Open to working with Python and React Desirable: Finance/trading experience React (Redux), Python, Docker, Azure DevOps, FIX protocol Websockets/SignalR, SQL optimisation Benefits: 25 days holiday, 7% pension, private health insurance £80/month gym benefit More ❯
Unit & integration testing, agile methodologies Cloud deployment (Azure, AWS, or GCP) Open to working with Python and React Desirable: Finance/trading experience React (Redux), Python, Docker, Azure DevOps, FIX protocol Websockets/SignalR, SQL optimisation Benefits: 25 days holiday, 7% pension, private health insurance £80/month gym benefit More ❯
south west london, south east england, United Kingdom
Search 5.0
robust and scalable solutions at a high level Technical Skills: Proficiency in modern JavaScript (ES6+), React, TypeScript, HTML5, CSS3, and state management libraries (e.g., Redux, Context API). Tools & Frameworks: Experience with build tools and version control systems such as Webpack, Babel, Git, and CI/CD pipelines. Collaboration: Strong More ❯
robust and scalable solutions at a high level Technical Skills: Proficiency in modern JavaScript (ES6+), React, TypeScript, HTML5, CSS3, and state management libraries (e.g., Redux, Context API). Tools & Frameworks: Experience with build tools and version control systems such as Webpack, Babel, Git, and CI/CD pipelines. Collaboration: Strong More ❯
team-oriented environment. A passion for problem-solving, optimization, and writing high-quality, maintainable code. Nice to Have: Experience with state management libraries like Redux or React Context. Familiarity with server-side rendering (SSR) and frameworks like Next.js. Understanding of CI/CD pipelines and automated deployment processes. Experience in More ❯
team-oriented environment. A passion for problem-solving, optimization, and writing high-quality, maintainable code. Nice to Have: Experience with state management libraries like Redux or React Context. Familiarity with server-side rendering (SSR) and frameworks like Next.js. Understanding of CI/CD pipelines and automated deployment processes. Experience in More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Halian
team-oriented environment. A passion for problem-solving, optimization, and writing high-quality, maintainable code. Nice to Have: Experience with state management libraries like Redux or React Context. Familiarity with server-side rendering (SSR) and frameworks like Next.js. Understanding of CI/CD pipelines and automated deployment processes. Experience in More ❯
Unit & integration testing, agile methodologies Cloud deployment (Azure, AWS, or GCP) Open to working with Python and React Desirable: Finance/trading experience React (Redux), Python, Docker, Azure DevOps, FIX protocol Websockets/SignalR, SQL optimisation Benefits: 25 days holiday, 7% pension, private health insurance £80/month gym benefit More ❯
and debugging skills Cloud deployment experience ( Azure , AWS, or GCP) Comfortable working in Agile teams and communicating with traders Nice to Have: React (with Redux), Python, and FIX protocol experience Background in finance/trading systems Familiarity with Docker, SignalR, Azure DevOps, and SQL optimization If this role seems like More ❯
and debugging skills Cloud deployment experience ( Azure , AWS, or GCP) Comfortable working in Agile teams and communicating with traders Nice to Have: React (with Redux), Python, and FIX protocol experience Background in finance/trading systems Familiarity with Docker, SignalR, Azure DevOps, and SQL optimization If this role seems like More ❯
and debugging skills Cloud deployment experience ( Azure , AWS, or GCP) Comfortable working in Agile teams and communicating with traders Nice to Have: React (with Redux), Python, and FIX protocol experience Background in finance/trading systems Familiarity with Docker, SignalR, Azure DevOps, and SQL optimization If this role seems like More ❯
like Jest, Cypress, Material UI o Experience with HTML, CSS, and writing cross-browser-compatible code o Experience with popular ReactJS workflows (such as Redux or MobX) o Experience writing unit tests using JavaScript testing frameworks o Good understanding of browser rendering behavior and performance optimization More ❯
frontend development, building dynamic and responsive web applications Demonstrated fluency with TypeScript, React and frameworks such as NextJS Familiarity with state management libraries (Zustand, Redux, MobX etc.) Experience working with GraphQL/REST APIs Knowledge of the web platform, including HTML, CSS and Browser APIs Experience with the testing pyramid More ❯
frontend development, building dynamic and responsive web applications Demonstrated fluency with TypeScript, React and frameworks such as NextJS Familiarity with state management libraries (Zustand, Redux, MobX etc.) Experience working with GraphQL/REST APIs Knowledge of the web platform, including HTML, CSS and Browser APIs Experience with the testing pyramid More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Travelex
frontend development, building dynamic and responsive web applications Demonstrated fluency with TypeScript, React and frameworks such as NextJS Familiarity with state management libraries (Zustand, Redux, MobX etc.) Experience working with GraphQL/REST APIs Knowledge of the web platform, including HTML, CSS and Browser APIs Experience with the testing pyramid More ❯
oriented applications Professional experience with 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 More ❯