1 to 25 of 68 WebSockets Jobs in England

Full Stack .NET Developer

Hiring Organisation
Jola Cloud Solutions Ltd
Location
Nottingham, England, United Kingdom
unit testing frameworks (MSTest, xUnit, or NUnit), integration testing, and mocking libraries (Moq or NSubstitute). Bonus Skills: Exposure to SignalR, gRPC/WebSockets, Microservices architecture, or advanced design patterns (CQRS, Mediator) would be a huge plus! Other General Information: This job description is not designed to be a complete ...

Frontend Engineer

Hiring Organisation
algo1
Location
Slough, Berkshire, UK
Employment Type
Full-time
Extensive experience with modern web frameworks and patterns (eg. React, Next.js, Tailwind) Experience with real-time and bi-directional communication protocols and patterns (eg. WebSockets, SSE) Built and deployed services on any major cloud providers' services (Azure, GCP, AWS) AI-Native development: fast iteration & prototyping using AI tools such ...

Frontend Engineer

Hiring Organisation
algo1
Location
London Area, United Kingdom
Extensive experience with modern web frameworks and patterns (eg. React, Next.js, Tailwind) Experience with real-time and bi-directional communication protocols and patterns (eg. WebSockets, SSE) Built and deployed services on any major cloud providers' services (Azure, GCP, AWS) AI-Native development: fast iteration & prototyping using AI tools such ...

Senior Backend Software Engineer

Hiring Organisation
algo1
Location
City of London, London, United Kingdom
Worked with a variety of storage technologies (e.g. Postgres, Mongo, Redis, Object) Experience with async and bi-directional communication protocols and patterns (eg. WebSockets, SSE) Designed and implemented event-driven distributed systems (e.g. Kafka, Pulsar, RabbitMQ, MQTT, or similar) Experience with container orchestration and service containerisation (Kubernetes, Docker) Built ...

Junior Backend Software Engineer

Hiring Organisation
algo1
Location
London, UK
Employment Type
Full-time
Worked with a variety of storage technologies (e.g. Postgres, Mongo, Redis, Object) Experience with async and bi-directional communication protocols and patterns (e.g. WebSockets, SSE) Designed and implemented event-driven distributed systems (e.g. Kafka/Pulsar, RabbitMQ, MQTT, or similar) Experience with container orchestration and service containerisation (Kubernetes, Docker) Built ...

Junior Backend Software Engineer

Hiring Organisation
algo1
Location
Slough, Berkshire, UK
Employment Type
Full-time
Worked with a variety of storage technologies (e.g. Postgres, Mongo, Redis, Object) Experience with async and bi-directional communication protocols and patterns (e.g. WebSockets, SSE) Designed and implemented event-driven distributed systems (e.g. Kafka/Pulsar, RabbitMQ, MQTT, or similar) Experience with container orchestration and service containerisation (Kubernetes, Docker) Built ...

Full Stack Engineer

Hiring Organisation
algo1
Location
Slough, Berkshire, UK
Employment Type
Full-time
React) Worked with a variety of storage technologies (eg. Postgres, Mongo, Redis, Object) Experience with async and bi-directional communication protocols and patterns (eg. WebSockets, SSE) Designed and implemented event-driven distributed systems (eg. Kafka/Pulsar, RabbitMQ, MQTT, or similar) Experience with container orchestration and service containerisation (Kubernetes, Docker ...

Full Stack Engineer

Hiring Organisation
algo1
Location
City of London, London, United Kingdom
React) Worked with a variety of storage technologies (eg. Postgres, Mongo, Redis, Object) Experience with async and bi-directional communication protocols and patterns (eg. WebSockets, SSE) Designed and implemented event-driven distributed systems (eg. Kafka/Pulsar, RabbitMQ, MQTT, or similar) Experience with container orchestration and service containerisation (Kubernetes, Docker ...

AI UX Engineer - £350PD - Remote

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £350 per day
Component-based architecture and state management API integration and async data handling AWS & Integration Basic AWS services (S3, CloudFront, API Gateway) Authentication (SSO, OAuth) WebSockets for real-time chat To apply for this role please submit your CV or contact Dillon Blackburn on or at . Tenth Revolution Group ...

React Developer - Fixed Income eTrading

Hiring Organisation
Vertus Partners
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 85,000 - 140,000 Annual
delivering Front End applications in electronic trading environments Strong understanding of performance optimisation and low-latency UI design Experience with Real Time data technologies (WebSockets, FIX, etc.) Familiarity with containerized Front End platforms such as OpenFin is a plus Prior exposure to Fixed Income products (Rates, Credit, Bonds) or other ...

React Developer

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£130000 - £150000/annum
reusable UI components and libraries for advanced data visualisation. (Charts, grids, real-time feeds). Optimise performance for handling high-volume realtime data streams (Websockets, API's). Integrate with backend services for pricing, trade booking and market data. Required Experience: Minimum 5 years of of professional front end development ...

Senior Software Engineer

Hiring Organisation
Williams Racing
Location
Grove, England, United Kingdom
based UIs Python for analysis, tooling, and rapid prototyping Cloud-native services ( Azure, Docker, Kubernetes ) alongside HPC and on-prem systems Data transport via WebSockets, TCP , and custom protocols for real-time telemetry and control You’ll Be a Great Fit If You Have: A degree in Computer Science, Engineering ...

Full Stack Engineer

Hiring Organisation
Insight Global
Location
Birmingham, England, United Kingdom
The successful candidate will play a key role in developing a new web-based application within the Risk Engineering division. This position is part of the Data Controls Engineering team, which is responsible for ensuring ...

Frontend Software Engineer : React/TypeScript/JavaScript : Elite Trading Firm, London

Hiring Organisation
Hunter Bond
Location
Slough, Berkshire, UK
Employment Type
Full-time
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 ...

Frontend Software Engineer : React/TypeScript/JavaScript : Elite Trading Firm, London

Hiring Organisation
Hunter Bond
Location
City of London, London, 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 ...

Associate 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 Benefits: 25 Days Holiday Birthday Day Off Buy Holiday Scheme Cycle to Work ...

Junior 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 Benefits: 25 Days Holiday Birthday Day Off Buy Holiday Scheme Cycle to Work ...

Senior React + Three.js Developer (Interactive Installations)

Hiring Organisation
FourPointZero
Location
East London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
Experience with kiosk deployments (offline-first, auto-restart, watchdog patterns, it just runs) Multi-display or large-format screen experience Sensors/OSC/websockets/unusual inputs Any museum, exhibition, experiential, themed environment, or live events background This is an exciting opportunity to join a busy company with ...

Senior React Engineer

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Senior React Engineer - £700 - £800 p/day – On-site (Central London) Overview We are hiring a Senior React Engineer to join a high-performance technology team within a leading financial services organisation operating in ...

GUI Software Engineer

Hiring Organisation
Matchtech
Location
Romsey, Hampshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £740 per day
scientific or technical applications Knowledge of WPF for user interfaces Experience with SQL databases Understanding of modern communication protocols, e.g. REST/Websockets Knowledge of the latest Software Defined Radio (SDR) platforms Awareness of electronic warfare principles If you are a talented GUI Software Engineer with experience in the Defence ...

GUI Software Engineer - SC Clearance Required

Hiring Organisation
Matchtech
Location
Romsey, Hampshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £740 per day
scientific or technical applications Knowledge of WPF for user interfaces Experience with SQL databases Understanding of modern communication protocols, e.g. REST/Websockets Knowledge of the latest Software Defined Radio (SDR) platforms Awareness of electronic warfare principles If you are a talented GUI Software Engineer with experience in the Defence ...

Senior Android Engineer

Hiring Organisation
algo1
Location
Slough, Berkshire, UK
Employment Type
Full-time
product and design to turn complex technical capabilities into polished user interactions. Essential Qualifications: Experience with real-time protocols and data-heavy applications (e.g. WebSockets, gRPC, MQTT, SSE). Expert-level understanding of Android internals: concurrency, memory management, and the full lifecycle constraints. Proven track record of building resilient, offline ...

Senior Android Engineer

Hiring Organisation
algo1
Location
London Area, United Kingdom
product and design to turn complex technical capabilities into polished user interactions. Essential Qualifications: Experience with real-time protocols and data-heavy applications (e.g. WebSockets, gRPC, MQTT, SSE). Expert-level understanding of Android internals: concurrency, memory management, and the full lifecycle constraints. Proven track record of building resilient, offline ...

Javascript Software Engineer

Hiring Organisation
DCS Recruitment
Location
Salford, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
WebRTC and SIP interoperability. Proven ability to design and implement responsive, user-friendly dial pad interfaces. Experience building event-driven, real-time systems using WebSockets and asynchronous workflows. Familiarity with SIP servers such as Asterisk or FreeSWITCH . Strong debugging skills across signalling and media layers. Comfortable working in Linux ...

Quantitative Developer (Rust/C++)

Hiring Organisation
TechShack
Location
City Of London, England, United Kingdom
measured it , and the impact on latency/throughput/stability. Nice to have: Exchange protocols (FIX, ITCH/OUCH/binary feeds, multiplexed WebSockets), colocation realities, Aeron/SBE. Kernel bypass/DPDK/tuning Why this role Trading desk environment (fast feedback, clear ownership). Real upside tied ...