1 to 25 of 37 Permanent WebSockets Jobs

experience (true UI development, not full-stack) Experience integrating and working with TradingView charts Experience building real-time, data-driven applications Strong understanding of WebSockets, APIs, and live data streaming Solid understanding of HTML, CSS, and modern front-end architecture Experience with performance optimisation for front-end applications Experience with ...

applications using TypeScript (Node.js & React) Collaborate with DevOps teams on CI/CD pipelines, infrastructure, and observability Work with technologies including Redis, MS SQL, WebSockets Contribute to automated testing using Jest and Playwright Participate in code reviews and uphold engineering best practices Engage directly with stakeholders to understand and shape ...

applications using TypeScript (Node.js & React) Collaborate with DevOps teams on CI/CD pipelines, infrastructure, and observability Work with technologies including Redis, MS SQL, WebSockets Contribute to automated testing using Jest and Playwright Participate in code reviews and uphold engineering best practices Engage directly with stakeholders to understand and shape ...

high- performance trading platform . Work primarily with: TypeScript ( Node. js & React) Monorepo tooling, GitHub, GitHub Actions Jest, Playwright Redis, MS SQL, WebSockets Docker, Kubernetes Observability tools ( Grafana, Prometheus, SonarQube) Take end- to- end ownership of features from design to production. Collaborate closely with platform and DevOps engineers on build ...

features across the entire stack: Designing, building, and maintaining features for an internal trading platform Working with: TypeScript, Node.js, React, Redis, MS SQL, WebSockets Docker, Kubernetes, GitHub Actions, Jest, Playwright Grafana, Prometheus, SonarQube Taking end‐to‐end responsibility from design → production Collaborating closely with platform/DevOps engineers Enhancing observability ...

high- performance trading platform . Work primarily with: TypeScript ( Node. js & React) Monorepo tooling, GitHub, GitHub Actions Jest, Playwright Redis, MS SQL, WebSockets Docker, Kubernetes Observability tools ( Grafana, Prometheus, SonarQube) Take end- to- end ownership of features from design to production. Collaborate closely with platform and DevOps engineers on build ...

contributing to how the system evolves. Responsibilities: Building and maintaining full-stack features using TypeScript, Node.js and React Working on real-time systems using WebSockets, Redis and SQL Driving high-quality engineering through automated testing (Jest, Playwright) Collaborating closely with DevOps on observability, pipelines and system performance Taking ownership from ...

. YouwilljoinahighlyexperiencedteamofseniorengineersandQAdevelopers,taking fullownershipoffeatures fromdesignthroughtoproduction,whilecollaboratingdirectlywiththeclient. KeyResponsibilities Design,build,andmaintainfeaturesacrossthefullstackofa high-performancetradingplatform . Workprimarilywith: TypeScript (Node.js &React) Monorepotooling,GitHub,GitHubActions Jest,Playwright Redis,MSSQL,WebSockets Docker,Kubernetes Observabilitytools (Grafana,Prometheus,SonarQube) Take end-to-endownership offeaturesfromdesigntoproduction. CollaboratecloselywithplatformandDevOpsengineersonbuildpipelines,observability,andoperationalconcerns. Communicatedirectlywithclientstoclarifyrequirementsandproposesolutions. Contributetoandimproveautomatedtestingpractices. Participateinpeercodereviewsandmaintainhighengineeringstandards. Leverage LLM/AI-enableddevelopmenttools aspartofday-to-daydevelopment. ...

high- performance trading platform . Work primarily with: TypeScript ( Node. js & React) Monorepo tooling, GitHub, GitHub Actions Jest, Playwright Redis, MS SQL, WebSockets Docker, Kubernetes Observability tools ( Grafana, Prometheus, SonarQube) Take end- to- end ownership of features from design to production. Collaborate closely with platform and DevOps engineers on build ...

Apollo Client. Experience building Single Page Applications (SPAs). Reactive mobile UI development experience. Experience with Material UI or similar component libraries. Familiarity with WebSockets and real-time applications. Knowledge of CI/CD pipelines and end-to-end testing frameworks. Exposure to browser APIs and UX/UI design ...

Senior React Engineer - £700 - £800 p/day – On-site (Central London) Overview We are hiring a Senior React Engineer to join a high-performance technology team within a leading financial services organisation operating in ...

Distributed Systems . Infrastructure: Hands-on experience with Azure (or AWS/GCP) and architecting high-concurrency load balancing. The "Edge": Experience with WebRTC, WebSockets, or real-time audio processing is a massive bonus. Mindset: You prefer a blank canvas to a pre-filled coloring book. You take extreme ownership. ...

high-impact team where uptime and operational reliability are critical. Bonus Points for: Experience in Logistics, Aviation, or Enterprise SaaS. Exposure to WebSockets, real-time systems, or Native Android development. A background in C#, Python, or SQL. Why this role? This is a rare opportunity to join a stable, successful ...

backend development) Knowledge of graph databases (e.g. Neo4j) and workflow orchestration (DAGs) Familiarity with Elasticsearch/OpenSearch and query optimisation Experience building REST APIs, WebSockets , and real-time systems Cloud experience ( Azure preferred ) Interest in solving complex data and system design challenges 💬 If you’re interested in building real-time ...

experience interacting with LLM APIs (OpenAI, Anthropic, etc.) and understanding concepts like Context Windows, RAG, System Prompts, and Temperature Concurrency: Understanding of asynchronous programming (WebSockets, goroutines) is highly beneficial given the real-time nature of voice data Benefits: 25 Days Holiday Birthday Day Off Buy Holiday Scheme Cycle to Work ...

experience on Linux Experience with embedded Linux , drivers, TCP/IP communications, and board-level protocols (USB, I2C, SPI, RS232) Familiarity with REST APIs, WebSockets, and JavaScript/Node.js Agile development experience and version control (Git/SVN) Self-motivated, proactive, and excellent communicator Why Join? Work on cutting-edge ...

Apple App Store and Google Play Store - Experience in a small team working independently - Comfortable using BLoC for state management - Experience using WebSockets - Experience working with home automation The perks: - Full autonomy to direct your area of Tewke. - Breakfast in the office every morning before 10am. - Working with an environmentally ...

youll be doing: Building and maintaining platform infrastructure across AWS Supporting and improving connectivity into crypto and/or traditional exchanges Working with APIs, WebSockets and potentially FIX protocols Ensuring high availability and reliability across trading systems Collaborating with engineering and trading teams on performance and scalability Troubleshooting connectivity, latency ...

doing: Building and maintaining platform infrastructure across AWS Supporting and improving connectivity into crypto and/or traditional exchanges Working with APIs, WebSockets and potentially FIX protocols Ensuring high availability and reliability across trading systems Collaborating with engineering and trading teams on performance and scalability Troubleshooting connectivity, latency and production ...

Location: Abu Dhabi (Full relocation covered if outside UAE) We are seeking a talented Full Stack JavaScript Developer with solid expertise in React, Node.js, WebSockets, and Kubernetes to join our dynamic team. In this role, you will design, develop, and deploy scalable applications, focusing on real-time features, high-performance … develop scalable backend services and microservices using Node.js Build high-performance, responsive user interfaces with React and TypeScript Implement real-time features using WebSockets (live updates, notifications, streaming) Integrate and optimize Elasticsearch for advanced search, indexing, aggregation, and data retrieval in large-scale systems Deploy and manage containerized applications using ...

Role – Senior Software Engineer (Rust, Go, Typescript) Location – Remote, occasional visits to Southampton office Salary - £ 70,000 to £80,000 Start – ASAP The Opportunity This is a chance to join an innovative technology business transforming ...

We have a current opportunity for a React Developer on a permanent basis. The position will be based in London. For further information about this position please apply. - 10+ years engineering; 5+ years building production ...

We have a current opportunity for a React Developer on a permanent basis. The position will be based in London. For further information about this position please apply. The Opportunity The ETrading Terminal is the ...

Cloud SRE We’re looking for a Cloud SRE who can work independently and within a team, with strong skills in one or more object-oriented languages (PHP, Golang, NodeJS/TypeScript, or C#) and ...

Cloud SRE We’re looking for a Cloud SRE who can work independently and within a team, with strong skills in one or more object-oriented languages (PHP, Golang, NodeJS/TypeScript, or C#) and ...