1 to 25 of 93 WebSockets Jobs in England

Senior Full-Stack Developer (Python)

Location
Greater London, 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 ...

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 ...

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 ...

Full-Stack Engineer ×5

Location
Greater London, England, United Kingdom
help grow a shared component library. The interface respects a detailed role- and permission-based access model, and real-time views over WebSockets handle loading, empty, error and stale-data states with care. The services and data You design and build REST services in async Python with FastAPI or Django ...

Fullstack Engineer

Hiring Organisation
Oscar Technology
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £100,000 per annum
contracts Model data in PostgreSQL: schema design, migrations, indexing and multi-tenant isolation Build event-driven and background processing, plus real-time features over WebSockets Implement SSO, OTP and session/JWT auth, and integrate with Microsoft 365, CRMs and document stores Work with the AI/ML team ...

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/ML & Systems Engineer

Location
Cambridge, England, United Kingdom
delivering against technical milestones. Desirable React, Grafana or Plotly/Dash AWS, Azure or GCP Docker/containerisation FastAPI/Flask, REST APIs or WebSockets Git/GitHub Actions/GitLab CI Real-time data visualisation and geospatial data Why Join? Work alongside an exceptional technical founder - collaborate directly with ...

AI Engineer, London

Location
Greater London, England, United Kingdom
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. #J-18808-Ljbffr ...

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 ...

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/ ...

Embedded Software Engineer

Location
Greater London, England, United Kingdom
networking: develop and maintain connectivity across Ethernet, Wi-Fi, Thread, Zigbee and BLE; build secure, reliable device messaging using MQTT, CoAP, HTTP or WebSockets; support device time synchronisation using NTP or PTP Device security and OTA management: contribute to secure boot flows, key and certificate provisioning and hardware-backed device ...

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 AI Platform Engineer - MCP AWS Agentic AI

Hiring Organisation
Method-Resourcing
Location
London, United Kingdom
Employment Type
Contract
ownership of complex engineering projects, making architectural decisions and mentoring other engineers. Desirable: Python, FastAPI, LangGraph, LangChain or similar AI frameworks. JSON-RPC, SSE, WebSockets and event-driven architectures. Experience with RAG, LLM function calling and context management. An interest in sport and the sports betting industry. Why Consider This ...

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 ...

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 ...

Junior backend developer

Location
Southampton, England, United Kingdom
with automated testing Familiarity with Next.js or React Understanding of database optimisation Experience integrating third-party APIs Knowledge of authentication and authorisation Familiarity with WebSockets Personal or open-source backend projects What we offer Competitive salary Hybrid or remote working options Flexible working hours Professional development opportunities Mentoring from experienced ...

Development Manager, 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/ ...

AI Platform Engineer - TypeScript AWS MCP Agentic AI

Hiring Organisation
Method-Resourcing
Location
London, United Kingdom
Employment Type
Permanent
Salary
£90,000
function calling, tool use and agent orchestration. API gateways, OAuth2, JWT and secure service-to-service communication. JSON-RPC, Server-Sent Events (SSE), WebSockets or asynchronous programming. Experience designing and deploying production AI applications. If you're a strong backend engineer who's already building with AI, or an experienced ...

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 ...

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 ...