1 to 25 of 46 Remote/Hybrid WebSockets Jobs in the UK

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 ...

Senior Full-Stack Developer

Location
City Of 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 Software Engineer (Full Stack)

Location
Belfast City District, Northern Ireland, United Kingdom
CSS3 and modern JavaScript frameworks. Experience developing backend services and APIs using TypeScript or another object-oriented language. Strong knowledge of REST APIs, GraphQL, WebSockets and microservices architecture. Commercial experience with AWS services, ideally Lambda, Fargate, API Gateway and AppSync. Experience with SQL and NoSQL databases, messaging technologies and event ...

Senior Software Engineer - Elements

Location
United Kingdom
security best practices and compliance requirements (OAuth2, OIDC, RBAC) Experience with event-driven architectures Experience in GraphQL APIs and real-time communication (SignalR, WebSockets) Exposure to DevOps processes and automation ensuring end-to-end responsibility of features Advanced cloud certifications in Azure or AWS Why You’ll Love Working Here ...

Software Developer

Hiring Organisation
Gleeson Recruitment Group
Location
Wolverhampton, West Midlands, West Midlands (County), United Kingdom
Employment Type
Permanent
Salary
£45000/annum
databases, and CI/CD pipelines. Experience designing and developing RESTful APIs using C# and .NET. Familiarity with real-time communication technologies, such as WebSockets or Socket.io. Please apply asap if interested - Software Developer - GleeIT At Gleeson Recruitment Group, we embrace inclusivity and welcome applicants of all backgrounds, experiences ...

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 ...

Senior AI Platform Engineer - MCP AWS Agentic AI

Hiring Organisation
Method-Resourcing
Location
South East, United Kingdom
Employment Type
Temporary Contract, Hybrid
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 ...

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 ...

Mid-Level Software Engineer (Backend and Integrations)

Location
Greater London, England, United Kingdom
integrating RESTful and/or gRPC APIs, with a good understanding of authentication, security and caching. Real-time and event-driven systems. Experience with WebSockets, SSE or event streaming platforms such as Kafka or Azure Event Hubs. AI fundamentals and coding agents. A good grasp of AI and LLM fundamentals ...

Mid-Level Software Engineer (Backend and Integrations) - Fixed-term Contract

Location
City Of London, England, United Kingdom
integrating RESTful and/or gRPC APIs, with a good understanding of authentication, security and caching. Real-time and event-driven systems. Experience with WebSockets, SSE or event streaming platforms such as Kafka or Azure Event Hubs. AI fundamentals and coding agents. A good grasp of AI and LLM fundamentals ...

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 ...

Back-End Engineer Trading: Blockchain.com in London

Location
Greater London, England, United Kingdom
backend service development, REST API design, SQL, and internal or third-party service integration. Performance fundamentals, problem-solving, and communication skills are also required. WebSockets, event-driven systems, Docker or Kubernetes, AWS, and an interest in financial markets or crypto are listed as pluses. London Work Arrangement The role ...

Back-End Engineer, Trading

Location
Greater London, England, United Kingdom
Professional experience building backend services, ideally in Kotlin and/or Python. Solid experience designing and building backend services and REST APIs; experience with WebSockets or other real-time streaming protocols such as NATS/JETSREAM is a plus. Working knowledge of SQL and experience integrating with multiple internal ...

Senior Full-Stack Engineer

Location
Greater London, England, United Kingdom
Redis Understanding of cloud services (AWS, Vercel, or similar) Excellent problem‐solving and communication skills Nice to Have Experience with real‐time systems and WebSockets Knowledge of payment processing (Stripe) Previous experience in ticketing or events industry Contributions to open‐source projects Benefits Competitive salary with equity options. Flexible hybrid ...

Full-Stack Engineer

Location
United Kingdom
Expo in production, including app store releases and OTA updates. Worked with Tauri, Electron, or other desktop application frameworks. Familiarity with real-time systems — WebSockets, streaming, or video. Experience with Stripe billing, subscriptions, and multi-tenant data models. Prior startup or 0→1 experience. Why Lexerus Real-world impact ...

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 Full Stack Engineer

Location
Greater London, England, United Kingdom
worked with Python Stronger still if you have worked with: Chrome extensions or the Chrome DevTools Protocol Real-time interfaces using streaming, SSE or WebSockets Design systems or component libraries FastAPI or a similar Python API framework Preact and Vite You do not need a background in Python backend development. ...

Graduate Software Engineer

Location
Melton, England, United Kingdom
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 ...

UI Engineer

Location
Greater London, England, United Kingdom
with native modules). Deep understanding of modern UI architecture, state management paradigms, and responsive design systems. Experience consuming, designing, and optimizing APIs (REST, WebSockets, or GraphQL) for client performance and intermittent connectivity. Familiarity with client-side security fundamentals (content security policies, token management, secure device storage, threat modeling ...

Software Engineer - Backend

Location
Reading, England, United Kingdom
Pexip has an engineering-centric culture with an uncompromising focus on software quality; we use CI and test automation and have a quality assurance ethos that we are immensely proud of! Pexip is seeking a ...

Frontend Developer (Vue.js & React)

Location
Greater London, England, United Kingdom
into user interfaces Ability to use development tools effectively Nice to Have Experience with Inertia.js or Livewire Knowledge of Next.js or Nuxt.js Experience with WebSockets and real-time applications Understanding of web accessibility (WCAG) standards Experience with testing frameworks (Jest, Vitest, Cypress) Familiarity with UI/UX design principles Experience ...

Real-time Python Engineer for Trading Systems (Remote/Hybrid)

Location
Greater London, England, United Kingdom
prediction market exchanges using Python, FastAPI and async workflows. In this hands-on role you’ll own meaningful projects, work with REST APIs, WebSockets and external data feeds, and help ensure reliability, correctness and robust error handling in a small team. #J-18808-Ljbffr ...

Full-Stack Engineer — AI Analytics Platform (Hybrid)

Location
Birmingham, England, United Kingdom
visualisation components. The ideal candidate has 3–6 years of full-stack experience, a Bachelor's in CS, and hands-on work with PostgreSQL, WebSockets, and real-time UI patterns. We offer hybrid work, learning budgets, and generous benefits. #J-18808-Ljbffr ...

Mid iOS Engineer - Muzz

Location
Greater London, England, United Kingdom
stuck in Bags of common sense, with the raw ability and energy to make things happen — a real entrepreneurial spirit SwiftUI experience Websockets know-how Combine knowledge UI Test Automation fun A love of the iOS Human Interface Guidelines Localisation wisdom Swift SwiftUI and Combine Xcode Unit & UI Testing Reactive ...

Senior Software Engineer II

Location
Greater London, England, United Kingdom
once tradeoffs. Security: mTLS , OAuth/OIDC , JWT , x.509 , HSM/KMS , structured threat modeling and mitigation. Preferred Qualifications IoT protocols & fleet ops: MQTT , WebSockets , device twin/shadow patterns and FIDO Device Onboarding (FDO). Hardware root of trust: TPM/TPM 2.0 fundamentals—measured/verified boot device ...