18 of 18 WebSockets Jobs in England

Staff Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
high-performance frontends ( React/TypeScript ). Real-time Protocols: Mastery of async real-time, bi-directional communication protocols and patterns whether that's ( WebSockets, SSE ) for low-latency, real-time user experiences. "AI-First" Mindset: With AI tools, you have optimised your entire workflow around and can teach others ...

Product Engineering - Team Lead

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
data pipelines using languages such as Node.js, Python, Go, or similar. Solid understanding of end‐to‐end system architecture: APIs, microservices, event‐driven architectures, WebSockets, message queues, databases, and how frontend and backend systems work together in high‐performance environments. Experience with infrastructure and DevOps fundamentals: CI/CD, cloud ...

Product Engineering - Team Lead

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
data pipelines using languages such as Node.js, Python, Go, or similar. Solid understanding of end‐to‐end system architecture: APIs, microservices, event‐driven architectures, WebSockets, message queues, databases, and how frontend and backend systems work together in high‐performance environments. Experience with infrastructure and DevOps fundamentals: CI/CD, cloud ...

VP Lead Engineer

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £130,000 per annum
technical leader, raising the bar across engineering standards and design decisions Tech Environment Java | React (Vite, NX) | Kafka/Solace/RabbitMQ | WebSockets/SSE | Rx | Kubernetes | SQL About You You are a strong technologist and technical leader with a passion for building high-performance systems in complex environments.You will ...

Lead Software Engineer

Hiring Organisation
ARM
Location
Fareham, Hampshire, United Kingdom
Employment Type
Permanent
technologies (across Windows and Linux environments): C++, Python, JavaScript XML, JSON, HTML, CSS Web frameworks and backend technologies (e.g. Angular, Django, Node.js, React, Apache) WebSockets and real-time data systems Docker and containerisation Networking protocols (TCP/IP, UDP) SQL and database technologies Debugging and diagnostic tools (e.g. Wireshark, system ...

Frontend Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
seriously — every single day Tech Stack Languages: TypeScript, JavaScript (ES6+) Frameworks: React, Redux (or similar state management) Tooling: Webpack, Babel, Jest, ESLint, Git Bonus: WebSockets, performance profiling, custom charting (D3.js, Highcharts) What They’re Looking For Deep expertise with React and modern TypeScript/JavaScript Strong architectural thinking, performance tuning ...

Principal AI Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
data infrastructure that directly feeds ML models or AI agent systems Familiarity with prompt engineering, fine-tuning, or AI model optimisation Real-time systems, WebSockets, or live data pipelines Experience with real-time location/proximity data (Bluetooth/RFID/UWB-based systems) Prior experience in a platform/ ...

Senior Full Stack Engineer

Hiring Organisation
Develop
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
operate autonomously in a fast-moving environment Highly Desirable Sidekiq and background job processing expertise Stripe or payment platform integrations Event-driven architectures WebSockets/real-time applications AI-assisted development workflows and tooling Experience scaling SaaS platforms Startup or scale-up experience The Ideal Person You'll likely thrive ...

Principal Engineer, CoinDesk Data Engineering

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
experience designing, building, and operating complex, large-scale distributed systems. You should have specific experience with both synchronous (e.g. REST APIs) and asynchronous (e.g. WebSockets, message queues like Kafka or RabbitMQ, event streams) communication patterns. Operational Resilience: Experience with High Availability or sophisticated disaster recovery strategies for global, 24/ ...

Full Stack Engineer

Hiring Organisation
Develop
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
operate autonomously in a fast-moving environment Highly Desirable Sidekiq and background job processing expertise Stripe or payment platform integrations Event-driven architectures WebSockets/real-time applications AI-assisted development workflows and tooling Experience scaling SaaS platforms Startup or scale-up experience The Ideal Person You'll likely thrive ...

Software Engineer

Hiring Organisation
Accountancy Action
Location
Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
building backend systems with Node.js (5+ years) Proven experience designing scalable APIs and distributed systems Familiarity with real-time or event-driven architectures (e.g. WebSockets, queues, streaming) Experience with cloud platforms (AWS preferred) Solid understanding of databases (SQL and/or NoSQL) Experience integrating with external APIs and third-party ...

Backend Engineer

Hiring Organisation
Robert Half Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
architectural patterns. The role combines hands-on ownership of backend services with architectural leadership responsibilities. Elixir and the Phoenix framework GraphQL PostgreSQL Redis WebSockets and Phoenix Channels for real-time communication Message-driven architectures and asynchronous processing patterns Cloud-native infrastructure supporting globally distributed workloads You may interact with services ...

Senior Forward Deployed ML Engineer, Agents

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
About aion Aion is the enterprise AI platform, a full-stack solution for building, fine-tuning, and deploying AI at scale. Whether an organization is modernizing internal operations, launching AI-powered products, or transforming customer ...

Lead Software Engineer

Hiring Organisation
Saab UK
Location
Fareham, Hampshire, South East, United Kingdom
Employment Type
Permanent
Introduction Saab UK is part of Scandinavia's largest defence company, bringing together the best of Swedish and British innovation. Saab offers world-leading solutions and services in defence, aviation, space, and civil security to ...

AI Software Engineer

Hiring Organisation
X-On Health
Location
Woodbridge, Suffolk, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£35,000
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 Several years experience in industry A team player who shows initiative Desirable experience … redaction Understanding of LLM tool development and MCP Knowledge of Speech-to-Text (STT) or Text-to-Speech (TTS) technologies Experience with WebSockets and streaming data Familiarity with Telephony/VoIP Other Skills Required: Competent in primary tech stack Confident with computer science basics (algorithms, data structures, complexity, design patterns ...

Rust Engineer - Trading Systems

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Rust Engineer - Trading Systems About Keyrock Since our beginnings in 2017, we've grown to be a leading change-maker in the digital asset space, renowned for our partnerships and innovation. Today, we rock with ...

Front End Web Developer

Hiring Organisation
Lynx Recruitment Ltd
Location
High Wycombe, Buckinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
Front-End Web Developer (Fixed-Term Contract – 12 Months) Location: High Wycombe (Hybrid Working) Salary: £50,000–£60,000 per annum Contract: Fixed-Term (12 Months) Join an Innovative Technology Business We are recruiting on ...

Senior C++ Engineer

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700 per day
Engineer (Mobile Infrastructure) Term: Contract until year-end (with strong potential for extension) Location: 100% Remote Tech Stack: C++, iOS, Android, HTTP/2+, WebSockets, Custom Shared Libraries What You'll Actually Do This isn't your standard mobile feature-building role. You will sit squarely at the boundary … navigate large, multi-platform codebases (Android/iOS) and know how to ship robust SDKs. A Networking Nerd: Deep knowledge of HTTP/2+, WebSockets, retries/backoff, and handling offline resilience is second nature to you. A Technical Leader: You love setting engineering norms, conducting design reviews, and guiding ...