1 to 25 of 38 Permanent WebSockets Jobs in the UK

environments. You have a sharp eye for UI/UX design and have built intuitive, AI-driven interfaces. You have experience with GraphQL, WebSockets, or real-time data streaming. You’ve contributed to open-source projects or have built developer tools for AI. Whats on offer: Salary up to £120k. ...

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 ...

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 ...

Cursor, Antigravity) and an openness to adopting new productivity tools. Experience designing and consuming REST/GraphQL APIs, working with real-time data systems (WebSockets, Kafka, MQTT), and deploying applications to cloud infrastructure. Ability to write clean, testable, and maintainable code within a collaborative environment, with a solid understanding ...

Cursor, Antigravity) and an openness to adopting new productivity tools. Experience designing and consuming REST/GraphQL APIs, working with real-time data systems (WebSockets, Kafka, MQTT), and deploying applications to cloud infrastructure. Ability to write clean, testable, and maintainable code within a collaborative environment, with a solid understanding ...

pipelines and event-driven architectures • Supporting production systems and driving performance improvements 🛠️ Core tech & experience: • Strong Python expertise (Django, FastAPI) • Experience with REST APIs, WebSockets, and real-time data integration • Cloud-native development (Azure preferred) • CI/CD, automated testing, and production support • Hands-on experience with AI agents/ ...

routing, performance considerations) Knowledge of CDN-hosted SPAs and caching strategies Familiarity with authentication/identity systems (OAuth2, OIDC) Experience with real-time data (WebSockets, SSE) Exposure to BI tools or reporting platforms If this is of interest please apply or send CV to taryn.seidle@roberthalf.co.uk ...

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 ...

. 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. ...

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 ...

Writing and maintaining tests, and participating in code review Working with queue and job infrastructure for reliable background processing Supporting real-time features via WebSockets Tech stack PHP 8.4/Laravel 12, SingleStore, Laravel Horizon, Laravel Reverb, Prism PHP with Google Gemini, Vue 3/Inertia.js v2, Tailwind ...

acceptance tests • Comfortable in an agile working environment • Self-starter and proactive DESIRED SKILLS: • Experience with modern web UI technologies; HTML5, React, RESTful services, Websockets • Knowledge of Structured Products (Notes, Warrants, Certificates) BUSINESS KNOWLEDGE • Equity Derivatives • Regional variations of Products and Trading • SP and SN is a plus ...

experience Strong Rust programming skills Linux/Unix environment experience Multithreading and concurrent programming Experience with low-latency or high-throughput systems Knowledge of WebSockets, REST APIs, and network protocols Strong problem-solving and analytical skills Desirable: Experience within financial markets or trading systems Exposure to crypto or blockchain technologies ...

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 ...

Service workers, IndexedDB/Dexie.js, Command pattern, Real-time sync RAAC Survey System: Filament 4.0, S3 integration, Queue jobs, Multi-tenancy Desirable: Vite Chart.js WebSockets Docker/Sail shadcn-vue @vueuse/core What you need to do to be effective in this role: Collaborate with stakeholders to understand processes ...

product design Document testing, calibration, debugging, and fixes What Were Looking For Strong C++ background Experience with Linux 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 imaging technology ...

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 ...

Software Engineer React, WebSockets, Python London, SW7 (Hybrid) £45,000 £53,000 + Annual Increment We're partnered exclusively with one of the UK's most prestigious research institutions, recruiting a Software Engineer to join a small, highly skilled team behind one of Europe's most distinctive immersive data environments ...

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 ...

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 ...

Frontend Engineer STS Digital (www.stsdigital.io) is a leading regulated digital asset trading firm specialising in OTC trading and market making. While trading is headquartered in Bermuda, technology development is provided by a vibrant global engineering ...