1 to 25 of 60 WebSockets Jobs in the UK

Experience with Git-based version control and CI/CD tooling Strong communication and problem-solving skills Desirable: Familiarity with Kubernetes , serverless functions , or microservices architecture Exposure to GraphQL , WebSockets, or real-time communication tools Experience integrating observability and monitoring into deployed systems Background in DevOps, infrastructure automation, or contributing to technical communities Qualifications Degree in Computer Science, Software Engineering More ❯

on with component libraries, monorepo tools (e.g., Nx, Turborepo), and state management (MobX, Zustand, Redux, or React Query). Familiar with REST, GraphQL, and real-time data streaming (e.g., WebSockets, SSE). Experience building for multi-tenant, micro-frontend architectures (preferred). Nice to Have Familiarity with accessibility standards (WCAG 2.1) and implementation of ARIA roles and semantic HTML. Experience More ❯

and proficient in English, written and spoken. Proficiency with TypeScript, Next.js, Node.js and React Native. Experience deploying to Google Cloud, Vercel, or other cloud providers. Comfort working across REST, WebSockets, GraphQL, or gRPC APIs. Ability to architect and maintain scalable, secure systems with a clean codebase. Experience working with CI/CD pipelines, version control (Git), and Agile methodologies. Organised More ❯

to architectural decisions and suggest improvements to system design and development practices About the candidate: 3+ years of experience in a similar role Experience with RESTful APIs, GraphQL, and WebSockets Experience with cloud platforms (AWS, Azure, or GCP) and containerization (Docker, Kubernetes) is beneficial Familiarity with CI/CD pipelines, DevOps practices, and automated testing Excellent problem-solving skills and More ❯

understanding of user accessibility needs, UI responsiveness across devices, cross-browser compatibility and performance considerations Strong understanding of browsers and web APIs including HTML Canvas, Drag and Drop, SSE, WebSockets, etc. Expertise in HTML, CSS, Javascript with the ability to write complex user interfaces using these languages. This includes knowledge of programming concepts, design patterns data structures, algorithms, and UI More ❯

other JS frameworks) Deep understanding of JavaScript/TypeScript (ES5 & ES6+) Solid grasp of HTML, CSS, performance optimization, and responsive design Comfortable working with RESTful APIs (bonus: NoSQL, GraphQL, Websockets) Familiarity with modern front-end build tools & pipelines A keen eye for UI/UX best practices Experience with front-end testing frameworks Awareness or experience with Accessibility standards Exposure More ❯

one cloud platform: AWS, GCP, or Azure. Solid understanding of the Software Development Life Cycle and Agile methodologies (e.g., Kanban, Scrum). Knowledge of backend integration using REST APIs, WebSockets, or GraphQL, with appropriate data structures and stores. Desirable: Experience with CI/CD tools (e.g., Jenkins), Linux scripting, and modern CSS methodologies (e.g., BEM, SASS/SCSS). At More ❯

EXPERIENCE: A successful Front-End Developer will bring: Experience building with React Experience with Tailwind CSS or other utility-first CSS frameworks Solid knowledge of API integration (REST and WebSockets) Familiarity with modern testing practices (unit/component/E2E) Bonus: knowledge of Python or experience in AI/ML environments Comfortable working in fast-paced, early-stage environments Strong More ❯

for streaming text and time series data Experience developing EVM smart contracts with Solidity and modern toolchains (Foundry or Hardhat). Experience with real time subscription frameworks (GraphQL subscriptions, WebSockets) or gRPC streaming for live data updates More ❯

real-time bidding (RTB) systems, high-load marketplaces, or chat applications. - Build and optimize distributed systems, with a preference for experience in Actor patterns (optional). - Implement GraphQL and WebSockets where applicable (optional). - Utilize standard web frameworks like Gin or Echo. 3) DevOps and Automation: - Set up and manage CI/CD pipelines using Infrastructure as Code (IaC). More ❯

in PowerShell and Bash. Experience with source repositories (Git) and CI/CD pipeline development (Jenkins/GitLab). Familiarity with network programming (TCP/IP, UDP multicast, REST, WebSockets) is desirable. Experience developing software on both Linux and Windows operating systems. Familiarity with Agile development methodologies is a strong plus. Working knowledge of Jira, and Confluence. Solid understanding of More ❯

in PowerShell and Bash. Experience with source repositories (Git) and CI/CD pipeline development (Jenkins/GitLab). Familiarity with network programming (TCP/IP, UDP multicast, REST, WebSockets) is desirable. Experience developing software on both Linux and Windows operating systems. Familiarity with Agile development methodologies is a strong plus. Working knowledge of Jira, and Confluence. Solid understanding of More ❯

an expert at building web apps. You have a track record of building responsive and performant public facing web applications, with a solid understanding of HTTP protocols, REST APIs, websockets, DOM manipulation. You operate across the stack . You have significant experience working with relational databases, knowledge of web and service authentication and web security best practices. You can architect More ❯

What are they looking for: Experienced within JavaScript & TypeScript including React.js & Node.js Good UI/UX understanding - ideally experience implementing Figma designs Web APIs experience including real-times events, WebSockets and camera access Good experience with testing frameworks such as Jest, React Testing Library Experience with Cloud Infrastructure - the team are currently working with AWS If this role sounds like More ❯

these. Highly proficient in JavaScript and ES6+. Experience with CI/CD pipelines for mobile development. Familiar with modern front-end pipelines and tools. Experienced with Native modules (C++) , WebSockets, RESTful based APIs. Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation. More ❯

Camel DevOps: Gitlab CI/CD, Ansible, Observability/Telemetry Unix: bash scripting, system and process monitoring Cloud: Experience with AWS, S3 Web: HTML5 frameworks: React, Redux, SSE/Websockets, CSSBootstrap Career Growth and Learning Opportunities Great opportunity to be at the intersection of business and technology. Gaining in-depth knowledge of both Cash Prime Brokerage and Synthetic Prime Brokerage More ❯

understanding of front-end architecture principles, including state management patterns (such as Redux or Context API) and responsive design techniques for optimal usability across devices. Hands-on familiarity with WebSockets, real-time messaging protocols, REST APIs, and micro-frontend architectural patterns to enable seamless system integration. Experience in financial services ideally trading environment Excellent communication skills A track record of More ❯

system You will be collaborating closely with the Data Science team, contributing to our AI offerings You will explore a diverse range of technologies, including AWS, Linux, Docker, PostgreSQL, WebSockets, APIs You will have exposure to other technologies such as Linux, Docker, AWS, PostgreSQL Your ideas will be highly valued in our collaborative team environment You will make a real More ❯

inner workings and best practices You excel at UI/UX design implementation experience, creating pixel-perfect, accessible interfaces You have a solid understanding of HTTP protocols , REST APIs , websockets , and DOM manipulation You understand web security best practices and frontend authentication patterns You have an eye for design and track record of creating intuitive and innovative interfaces You're More ❯

entertainment tech. Tech You’ll Be Using PHP & Laravel Node.js, Electron Docker, cloud services (AWS, Cloudflare, Google Cloud) Databases, APIs, and occasionally frontend integration Nice to have React, Unity, WebSockets, Redis, or even Unreal Engine What They’re Looking For Commercial PHP experience Familiarity with Laravel and API integrations Comfortable working with cloud services and containerisation Some knowledge of Electron More ❯

happen, a real entrepreneurial spirit Bonus points Familiarity with building on the cloud AWS services - we use over 30 AWS services Experience working with ML technologies Protocols such as websockets and XMPP What you'll accomplish Collaborating on building new product features for our members. Building highly secure services (we handle sensitive personal data). Improving performance with investigative work. More ❯

happen, a real entrepreneurial spirit Bonus points Familiarity with building on the cloud AWS services - we use over 30 AWS services Experience working with ML technologies Protocols such as websockets and XMPP What you'll accomplish Collaborating on building new product features for our members. Building highly secure services (we handle sensitive personal data). Improving performance with investigative work. More ❯

. Experience writing BDD-style tests using Cucumber or similar frameworks. Exposure to mobile testing and device compatibility workflows. Knowledge of performance testing tools (e.g., k6). Familiarity with WebSockets, visual regression testing tools (e.g., Percy), and AI-assisted exploratory testing. Experience with unit and integration test automation in microservices or distributed systems. Background in Agile/Scrum environments with More ❯

make things happen, a real entrepreneurial spirit. Familiarity with building on the cloud AWS services - we use over 40 AWS services. Experience working with ML technologies. Protocols such as websockets and XMPP. What you'll accomplish Collaborating on building new product features for our members. Building highly secure services (we handle sensitive personal data). Improving performance with investigative work. More ❯

environment. Proficiency in Python, Rust is a bonus. Proficiency in Unix based systems. Experience of cloud-based platforms (e.g. AWS). Experience with real-time data messaging (e.g. Redis, websockets). Experience with deployment and monitoring tools, e.g. supervisor, dockers, Grafana, Nagios, etc. Excellent problem-solving skills and attention to detail. Bachelor's or Master's degree in Computer Sciences More ❯