1 to 25 of 32 WebSockets Jobs in the UK

Full Stack Developer

Hiring Organisation
Devonshire Hayes Recruitment Specialists Limited
Location
London, UK
Employment Type
Full-time
Skills & Experience Essential: Strong experience with Next.js, React, and TypeScript Solid front-end engineering experience, ideally within real-time or trading environments Experience with WebSockets or SignalR for real-time communication Backend development experience with .NET (C#) and/or Python Strong understanding of REST APIs and microservices architecture Experience ...

Full Stack Developer

Hiring Organisation
Devonshire Hayes Recruitment Specialists Limited
Location
City of London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£45,000 - £65,000 per annum
Skills & Experience Essential: Strong experience with Next.js, React, and TypeScript Solid front-end engineering experience, ideally within real-time or trading environments Experience with WebSockets or SignalR for real-time communication Backend development experience with .NET (C#) and/or Python Strong understanding of REST APIs and microservices architecture Experience ...

Senior Full Stack Engineer @ Eloquent AI (YC X25)

Hiring Organisation
Eloquent AI
Location
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. Whats on offer: Salary up to £120k. ...

Senior Full Stack Engineer (AWS Microservices & Integrations)

Hiring Organisation
Narwhal Labs
Location
City Of Bristol, England, United Kingdom
tuning for Lambda and RDS Experience with Cognito/OIDC, RBAC/ABAC and multi-tenant isolation patterns Familiarity with real-time delivery via WebSockets or SSE and streaming responses Background in building connector SDKs or integration marketplaces ...

Full Stack Software Engineer

Hiring Organisation
Zenovo
Location
United Kingdom, United Kingdom
Employment Type
Permanent
Salary
£80000 - £90000/annum Up to £90,000 (Depending on Experien
Cursor, Antigravity) and an openness to adopting new productivity tools. Experience designing and consuming REST/GraphQL APIs, working with real-time data systems (WebSockets, Kafka, MQTT), and deploying applications to cloud infrastructure. Ability to write clean, testable, and maintainable code within a collaborative environment, with a solid understanding ...

Full Stack Software Engineer

Hiring Organisation
ZENOVO LTD
Location
Bristol, Avon, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £90,000 per annum
Cursor, Antigravity) and an openness to adopting new productivity tools. Experience designing and consuming REST/GraphQL APIs, working with real-time data systems (WebSockets, Kafka, MQTT), and deploying applications to cloud infrastructure. Ability to write clean, testable, and maintainable code within a collaborative environment, with a solid understanding ...

Frontend Engineer

Hiring Organisation
Zuma Labs
Location
Greater London, England, United Kingdom
Apollo Client. Experience building Single Page Applications (SPAs). Reactive mobile UI development experience. Experience with Material UI or similar component libraries. Familiarity with WebSockets and real-time applications. Knowledge of CI/CD pipelines and end-to-end testing frameworks. Exposure to browser APIs and UX/UI design ...

React Native Developer (Wallet team) (100% remote Worldwide)

Hiring Organisation
Tether.io
Location
United Kingdom
Experience with CI/CD pipelines for mobile development . Familiar with modern front-end pipelines and tools . Experienced with Native modules (C++) , WebSockets, RESTful based APIs . Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation. Important information for candidates Recruitment ...

React Native Developer (Wallet team) (100% remote Worldwide)

Hiring Organisation
Tether.io
Location
City of London, London, United Kingdom
Experience with CI/CD pipelines for mobile development . Familiar with modern front-end pipelines and tools . Experienced with Native modules (C++) , WebSockets, RESTful based APIs . Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation. Important information for candidates Recruitment ...

React Native Developer (Wallet team) (100% remote Worldwide)

Hiring Organisation
Tether.io
Location
East London, London, United Kingdom
Experience with CI/CD pipelines for mobile development . Familiar with modern front-end pipelines and tools . Experienced with Native modules (C++) , WebSockets, RESTful based APIs . Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation. Important information for candidates Recruitment ...

React Native Developer (Wallet team) (100% remote Worldwide)

Hiring Organisation
Tether.io
Location
Leeds, West Yorkshire, United Kingdom
Experience with CI/CD pipelines for mobile development . Familiar with modern front-end pipelines and tools . Experienced with Native modules (C++) , WebSockets, RESTful based APIs . Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation. Important information for candidates Recruitment ...

React Native Developer (Wallet team) (100% remote Worldwide)

Hiring Organisation
Tether.io
Location
Ashton-Under-Lyne, Greater Manchester, United Kingdom
Experience with CI/CD pipelines for mobile development . Familiar with modern front-end pipelines and tools . Experienced with Native modules (C++) , WebSockets, RESTful based APIs . Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation. Important information for candidates Recruitment ...

Software Lead

Hiring Organisation
Advanced Resource Managers
Location
Fareham, England, United Kingdom
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 ...

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 ...

AI Enablement Engineer

Hiring Organisation
Robert Half Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
existing Python/SQL reporting framework. The AI enablement Engineer will have experience with the following technologies/tools: Docker, Postgres, REST APIs, SFTP, Websockets OOP + Asynchronous Design Patterns PowerQuery/DAX/M Industry standard libraries used in software development within finance (pandas, numpy, scipy etc) MS Graph ...

Graduate Software Developer

Hiring Organisation
CityGrad
Location
City of London, London, United Kingdom
techniques. Preferable but not essential Experience coding in ReactJS, C# .NET Core. Preferable but not essential Web technologies (CSS, HTML5, RESTful API’s, WebSockets) Preferable but not essential ...

Senior Front End Engineer React & React Native

Hiring Organisation
EFCI Group Ltd
Location
Bracknell, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
high-impact team where uptime and operational reliability are critical. Bonus Points for: Experience in Logistics, Aviation, or Enterprise SaaS. Exposure to WebSockets, real-time systems, or Native Android development. A background in C#, Python, or SQL. Why this role? This is a rare opportunity to join a stable, successful ...

C++ Software Engineer

Hiring Organisation
Bright Purple Resourcing
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Permanent
Salary
£65,000
product design Document testing, calibration, debugging, and fixes What Were Looking For Strong C++ background Experience with Linux Familiarity with REST APIs, WebSockets, and JavaScript/Node.js Agile development experience and version control (Git/SVN) Self-motivated, proactive, and excellent communicator Why Join? Work on cutting-edge imaging technology ...

C++ Software Engineer

Hiring Organisation
Resourcing Group
Location
Dunfermline, Fife, UK
product design Document testing, calibration, debugging, and fixes What Were Looking For Strong C++ background Experience with Linux Familiarity with REST APIs, WebSockets, and JavaScript/Node.js Agile development experience and version control (Git/SVN) Self-motivated, proactive, and excellent communicator Why Join? Work on cutting-edge imaging technology ...

C++ Software Engineer

Hiring Organisation
Resourcing Group
Location
North East, Glasgow, UK
product design Document testing, calibration, debugging, and fixes What Were Looking For Strong C++ background Experience with Linux Familiarity with REST APIs, WebSockets, and JavaScript/Node.js Agile development experience and version control (Git/SVN) Self-motivated, proactive, and excellent communicator Why Join? Work on cutting-edge imaging technology ...

C++ Software Engineer

Hiring Organisation
Resourcing Group
Location
Livingston, West Lothian, UK
product design Document testing, calibration, debugging, and fixes What Were Looking For Strong C++ background Experience with Linux Familiarity with REST APIs, WebSockets, and JavaScript/Node.js Agile development experience and version control (Git/SVN) Self-motivated, proactive, and excellent communicator Why Join? Work on cutting-edge imaging technology ...

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 ...

QA Analyst Contractor

Hiring Organisation
Plumstead Consulting
Location
Hampshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£225 - £300 per day
documentation. Test Governance, Design, Estimation, Defect Triage, Defect Report, Execution, Test Progress Reporting and Test Closure Android and iOS familiarity & u nderstand of APIs Websockets Backend databases This Contract role is for 2 to 3 months initially with a possible extension. You will be required to attend the office. Salary ...

Lead Full Stack Developer

Hiring Organisation
Couch Heroes
Location
United Kingdom
Lead Full-Stack Developer Location: Remote-first Type: Full-time Start: ASAP About Couch Heroes At Couch Heroes, we’re exploring new ground for the MMO genre. In a world where fantasy and ancient technology ...

Senior C++ Software Engineer - Systematic Trading

Hiring Organisation
Templeton and Partners
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
Senior C++ Software Engineer - Systematic Trading 12-month contract - £600 to £850/day (Inside IR35) Global Trading & Supply | High-Performance Systematic Trading Technology As a Senior C++ Software Engineer , you'll work closely with ...