1 to 25 of 92 WebSockets Jobs in England

Senior Full-Stack Developer (Bath Area)

Location
Bath, England, United Kingdom
Good understanding of cloud deployment Strong understanding and proven experience working with browsers and web APIs including HTML Canvas, Drag and Drop, SSE, WebSockets, etc. Effective communication skills through written reports and presentations. Ability to version control code using tools such as Git, GitHub and Azure DevOps in a collaborative ...

Software Developer | Capital Markets

Location
Greater London, England, United Kingdom
Technologies/Infra : Docker, Kubernetes, Kafka, Azure, GCP, NoSQL, DNS Design : Serverless, cloud-native/PaaS, event driven, pub/sub, real-time/websockets, architectural design records (ADRs) SDLC : Agentic AI/Context Engineering; CoPilot, Claude, Codex, building custom agents across full SDLC Experience working in a regulated environment ...

Senior Python Developer/ Engineer

Location
City of Westminster, England, United Kingdom
Have Skills: Experience with React/NextJS. Experience with automated testing frameworks such as Pytest, Unit Testing, Integration Testing, and API Testing. Exposure to WebSockets, event‐driven architectures, or real‐time data patterns. Familiarity with modern authentication approaches such as OAuth2, OpenID Connect, JWT, and AWS Cognito. Experience with OpenAPI ...

Software Engineer

Location
Nottingham, England, United Kingdom
testing. Experience building desktop or mobile apps using web technologies (we use Electron and Capacitor ). Experience with real‐time UI features (e.g. SignalR, WebSockets). Full‐stack capability or backend experience with C#/.NET (or similar) and basic SQL/Azure knowledge. Experience working with design systems ...

Senior Software Engineer

Hiring Organisation
FryerMiles Recruitment
Location
Newcastle, Staffordshire, West Midlands, United Kingdom
Employment Type
Permanent
Salary
£90,000
practices. First-class or 2:1 degree in Computer Science, Engineering, Physics, Mathematics or a related discipline from a Russell Group university. Desirable Experience WebSockets, SignalR or similar real-time technologies. AI-assisted software development tools. Defence or National Security experience. Essential Requirements UK national and eligible to obtain ...

Software Development Engineer

Location
Cambridge, England, United Kingdom
backend, modern TypeScript with React (or comparable) on the frontend. Designing and working with APIs and real‐time data streams (REST and WebSockets). Comfortable owning deployment and operations across Linux, Docker, CI/CD, cloud (AWS) and on‐premise. Fluency with AI‐assisted (agentic) coding tools, and the judgment ...

Senior Full Stack Software Engineer

Hiring Organisation
Allen Associates
Location
Oxfordshire, Oxford, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum
dashboard development - PostgreSQL and database design - AWS, Azure or equivalent cloud infrastructure - Authentication, permissions and secure application development - Real-time data, alerts, notifications and WebSockets - Mapping, geospatial data or location-based services - Integration with iOS applications, including push notifications and mobile APIs - Git, CI/CD, testing and production deployment ...

Lead Software Engineer

Location
Grove, England, United Kingdom
C++ or Rust, as well as Python for data analysis and exploratory workflows- Strong architectural knowledge across distributed systems, real-time streaming technologies (Kafka, WebSockets), and data persistence strategies spanning relational, document, and time-series stores- Familiarity with or genuine curiosity around functional programming, including languages such as F# ...

AI Engineer, London

Location
Greater London, England, United Kingdom
high-performance startups or enterprise AI environments. Sharp eye for UI/UX design and having built intuitive, AI-driven interfaces. Experience with GraphQL, WebSockets, or real-time data streaming. Contributions to open-source projects or building developer tools for AI. #J-18808-Ljbffr ...

IT Software Engineer Developer

Location
Wolverhampton, England, United Kingdom
platforms (App Services, databases, CI/CD pipelines). Experience with RESTful API design in C#/.NET. Exposure to real-time technologies (e.g., WebSockets/Socket.io). About Us GSF Car Parts is one of the UK’s leading automotive parts distributors, supplying thousands of independent garages throughout ...

Lead Software Engineer, C#, C++, Rust

Hiring Organisation
Corriculo Ltd
Location
Wantage, Oxfordshire, South East, United Kingdom
Employment Type
Permanent
experience with control systems or telemetry is a strong advantage Solid knowledge of distributed systems and real-time streaming technologies such as Kafka or WebSockets, plus familiarity with a range of data persistence approaches including relational, document, and time-series stores Confidence with modern DevOps practices including CI/ ...

Front End Engineer

Location
Greater London, England, United Kingdom
experience is a strong plus A solid grounding in core computer science fundamentals: data structures, algorithms and system design Experience with real-time data (WebSockets, SSE or similar) is a significant advantage in this role Good to have experience with AG Grid, Prime Vue, UI state management systems such ...

Front End Developer

Location
Greater London, England, United Kingdom
experience improvements; all to drive more business safely. You must have a successful experience developing real-time web front ends using both REST and websockets APIs. We are particularly looking for developers with an excellent knowledge and understanding of the software engineering fundamentals as well as strong solution design skills ...

Web Developer

Location
Greater London, England, United Kingdom
real-time messaging on the Web, including low level protocol and API design Exposure to the following would be advantageous: RxJS, Webpack, Storybook & Websockets Knowledge of Java would be beneficial but is not a necessity Passion for UX and Interaction design Strong communication skills Relevant academic qualifications, including a college ...

Senior C++ Engineer – Trading

Location
City Of London, England, United Kingdom
performance derivatives trading across international markets. You’ll be responsible for: Developing low-latency exchange connectivity using native exchange APIs and protocols including FIX, WebSockets and HTTP. Building and enhancing high-performance trading algorithms alongside traders and quantitative analysts. Optimising application performance through techniques such as kernel bypass, TLS optimisation ...

Senior Full Stack Engineer (Kotlin + React)

Location
Greater London, England, United Kingdom
based development, and frequent production releases. Hands-on experience in capital markets, including trade lifecycle and position management. Experience building real-time applications using WebSockets or streaming technologies. Ability to contribute to architectural discussions and operate independently in complex production environments. Nice to have Kafka, Solace, or TIBCO EMS. ...

AI Engineer (Fluent in Mandarin & English)

Location
Greater London, England, United Kingdom
First Token) and maximize throughput. This includes implementing quantization, caching strategies, and efficient batching. Production Engineering: Build and maintain real-time AI pipelines using WebSockets and SSE , ensuring seamless low-latency delivery for voice (ASR/TTS) and text applications. Architecture & MLOps: Deploy and orchestrate models within containerized microservice architectures ...

Full-Stack Engineer (Frontend) Engineering · London

Location
Greater London, England, United Kingdom
care about interfaces that feel considered, not merely functional. Real-time and reactive patterns. Experience with real-time and bi-directional communication protocols (WebSockets, SSE) and managing complex asynchronous state. Full-stack capability. Comfortable going down the stack when features call for it, and confident contributing to API and system ...

Frontend Architect - React AI

Location
Slough, England, United Kingdom
testing, and deployment. Technical Skills & Expertise- Frontend Technologies: Expert-level proficiency in HTML, CSS, JavaScript, React, and TypeScript Real-Time Communication: Strong understanding of WebSockets, Server-Sent Events (SSE), and REST APIs State Management & Programming: Solid experience with state management libraries (e.g., Redux) and reactive programming paradigms Architecture: Strong understanding ...

Frontend Software Engineer

Location
Greater London, England, United Kingdom
visualising data in 3D (e.g. Three.js, React Three Fiber, WebGL, Deck.gl) Real-time data flows: Comfortable working with real-time data and async patterns (WebSockets, workers) Writing testable, reusable code: Vitest/Jest/Playwright, Storybook, design systems Data visualisation: Presenting complex data intuitively; geospatial experience is a plus ...

Full-Stack Engineer

Location
Birmingham, England, United Kingdom
. Solid backend experience with Node.js and relational databases (PostgreSQL preferred). Experience building data visualisation components or working with charting libraries. Comfort with WebSockets, streaming data, and real-time UI patterns . A portfolio or GitHub profile that demonstrates your craft. We believe great products come from engineers ...

Senior Software Engineer (C# / .Net)

Location
Greater London, England, United Kingdom
Storage , and data-modelling trade-offs API design : RESTful contracts, versioning, webhooks, long-running operations (202 Accepted patterns) Real-time & frontend integration : SignalR/WebSockets, SPA frameworks (Vue/Nuxt or similar), TypeScript What good looks like You leave systems clearer, more correct, and easier to evolve Problems are solved ...

Director Data & Analytics API Experience - Data Services

Location
Greater London, England, United Kingdom
Python, with the ability to write clean, idiomatic, and robust code for public consumption. Technical Stack Environment: Google Cloud Platform (GCP), Apigee. Protocols: WebSockets, REST, GCS. Tooling: Python (Expert), OAuth 2.0, GitHub, Protobuf/Avro, SQL. Company Benefits Bonus Programme Equity Programme Employee Stock Purchase Plan (ESPP) Private Medical ...

Frontend Architect - React

Location
City Of London, England, United Kingdom
testing, and deployment. Technical Skills & Expertise- Frontend Technologies: Expert-level proficiency in HTML, CSS, JavaScript, React, and TypeScript Real-Time Communication: Strong understanding of WebSockets, Server-Sent Events (SSE), and REST APIs State Management & Programming: Solid experience with state management libraries (e.g., Redux) and reactive programming paradigms Architecture: Strong understanding ...

Senior Software Engineer (iOS)

Location
Greater London, England, United Kingdom
latency, fallbacks, guardrails) and/or conversational UXSwiftUI for building production UIs; familiarity with UIKit and interoperability is a plusSolid understanding of JSON, REST, WebSockets, streaming APIs and robust networking layers (error handling, retries, offline support)Strong grasp of iOS architecture (e.g., MVVM, Clean Architecture, modularization) suitable for AI‐powered ...