1 to 25 of 27 WebSockets Jobs in England

Front End UI Developer (SC or DV Clearance req'd)

Hiring Organisation
Matchtech
Location
Romsey, Hampshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Responsibilities: Designing and developing modern, responsive front end interfaces using React and TypeScript Building real-time, data-driven features using technologies such as WebSockets or SignalR Collaborating with full stack engineers, architects, and end users to shape requirements and deliver top-notch digital experiences Contributing to the design and evolution ...

Full Stack Software Engineer

Hiring Organisation
ZENOVO LTD
Location
Bristol Area, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
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 ...

Python Developer

Hiring Organisation
Roc Search
Location
City of London, London, United Kingdom
pipelines and event-driven architectures • Supporting production systems and driving performance improvements 🛠️ Core tech & experience: • Strong Python expertise (Django, FastAPI) • Experience with REST APIs, WebSockets, and real-time data integration • Cloud-native development (Azure preferred) • CI/CD, automated testing, and production support • Hands-on experience with AI agents/ ...

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 ...

Senior Developer

Hiring Organisation
Barbourne Brook
Location
Worcester, England, United Kingdom
Writing and maintaining tests, and participating in code review Working with queue and job infrastructure for reliable background processing Supporting real-time features via WebSockets Tech stack PHP 8.4/Laravel 12, SingleStore, Laravel Horizon, Laravel Reverb, Prism PHP with Google Gemini, Vue 3/Inertia.js v2, Tailwind ...

Python Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
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 ...

Equity Derivatives Specialist

Hiring Organisation
Apex Systems
Location
Bromley, England, United Kingdom
acceptance tests • Comfortable in an agile working environment • Self-starter and proactive DESIRED SKILLS: • Experience with modern web UI technologies; HTML5, React, RESTful services, Websockets • Knowledge of Structured Products (Notes, Warrants, Certificates) BUSINESS KNOWLEDGE • Equity Derivatives • Regional variations of Products and Trading • SP and SN is a plus ...

Senior Rust Developer - Rust/Linux/Low Latency - London - £120k-£160k

Hiring Organisation
Nicoll Curtin Technology
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 120,000 - 160,000 Annual
experience Strong Rust programming skills Linux/Unix environment experience Multithreading and concurrent programming Experience with low-latency or high-throughput systems Knowledge of WebSockets, REST APIs, and network protocols Strong problem-solving and analytical skills Desirable: Experience within financial markets or trading systems Exposure to crypto or blockchain technologies ...

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 ...

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 ...

Software Developer

Hiring Organisation
Ridge & Partners LLP
Location
Solihull, West Midlands, United Kingdom
Employment Type
Permanent
Service workers, IndexedDB/Dexie.js, Command pattern, Real-time sync RAAC Survey System: Filament 4.0, S3 integration, Queue jobs, Multi-tenancy Desirable: Vite Chart.js WebSockets Docker/Sail shadcn-vue @vueuse/core What you need to do to be effective in this role: Collaborate with stakeholders to understand processes ...

Flutter mobile app engineer

Hiring Organisation
Tewke
Location
London, England, United Kingdom
Apple App Store and Google Play Store - Experience in a small team working independently - Comfortable using BLoC for state management - Experience using WebSockets - Experience working with home automation The perks: - Full autonomy to direct your area of Tewke. - Breakfast in the office every morning before 10am. - Working with an environmentally ...

Contract Front End Engineer - SC Cleared

Hiring Organisation
NSD
Location
Hampshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £650 per day
functional teams and end users. Key Responsibilities Develop modern, responsive front end applications using React and TypeScript Build real-time, data-driven features (e.g. WebSockets/SignalR) Collaborate with engineers, architects, and users to define and deliver requirements Contribute to scalable, maintainable front end architecture Integrate UI components with APIs … front end development experience React (or similar frameworks such as Vue or Angular) Experience building responsive, user-focused interfaces Real-time data handling (e.g. WebSockets) Strong stakeholder engagement and collaboration skills Desirable Skills js (tooling or full-stack exposure) Nginx or similar web servers/reverse proxies Docker, Kubernetes ...

Cloud SRE

Hiring Organisation
Deep Sea Electronics Ltd
Location
Hunmanby, North Yorkshire, UK
Cloud SRE We’re looking for a Cloud SRE who can work independently and within a team, with strong skills in one or more object-oriented languages (PHP, Golang, NodeJS/TypeScript, or C#) and ...

Cloud SRE

Hiring Organisation
Deep Sea Electronics Ltd
Location
Hunmanby, England, United Kingdom
Cloud SRE We’re looking for a Cloud SRE who can work independently and within a team, with strong skills in one or more object-oriented languages (PHP, Golang, NodeJS/TypeScript, or C#) and ...

Cloud SRE

Hiring Organisation
Deep Sea Electronics Ltd
Location
Mansfield, England, United Kingdom
Cloud SRE We’re looking for a Cloud SRE who can work independently and within a team, with strong skills in one or more object-oriented languages (PHP, Golang, NodeJS/TypeScript, or C#) and ...

PHP Developer

Hiring Organisation
OpenSourced - Search & Selection
Location
Manchester Area, United Kingdom
PHP (Laravel) & VueJS Developer Salary: £30,000 – £40,000 per annum Job Type: Permanent, Full-time Location: Remote (UK-based only) The Role An exciting opportunity has arisen for an experienced PHP (Laravel) & VueJS Developer ...

Front End Developer

Hiring Organisation
Noir
Location
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £80,000 per annum
Front End Developer - FinTech - Newcastle (Tech stack: Front End Developer, React, TypeScript, Websockets, SignalR, Containers, Orchestration, UX, Usability, Programmer, Developer, Architect, Front End Developer) Our client is a cutting-edge FinTech company with a reputation for innovation and excellence. They design and build advanced trading and analytics platforms used globally … Science (essential). Strong recent experience with modern front-end frameworks, particularly React, alongside TypeScript. Background working with real-time communication tools such as Websockets or SignalR. Familiarity with containerisation and orchestration platforms. A genuine enthusiasm for creating clean, usable, and engaging interfaces. The confidence to collaborate across different teams ...

Frontend Developer

Hiring Organisation
Noir
Location
Newcastle Upon Tyne, England, United Kingdom
Front End Developer – FinTech – Newcastle (Tech stack: Front End Developer, React, TypeScript, Websockets, SignalR, Containers, Orchestration, UX, Usability, Programmer, Developer, Architect, Front End Developer) Our client is a cutting-edge FinTech company with a reputation for innovation and excellence. They design and build advanced trading and analytics platforms used globally … Science (essential). Strong recent experience with modern front-end frameworks, particularly React, alongside TypeScript. Background working with real-time communication tools such as Websockets or SignalR. Familiarity with containerisation and orchestration platforms. A genuine enthusiasm for creating clean, usable, and engaging interfaces. The confidence to collaborate across different teams ...

Senior Product Manager - Trading

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
About the Job As the Senior Product Manager - Trading you will play a crucial role in shaping the strategy, roadmap, execution of our trading & liquidity products. The ideal candidate understands the unique challenges and transformative ...

Senior C++ Engineer

Hiring Organisation
Tatton Recruitment Group
Location
City of London, London, United Kingdom
Senior C++ Engineer Certain Advantage are hiring for a Senior C++ Engineer based in London. This role is on an initial contract till the end of the year and is hybrid. You will play a ...

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 ...

Senior Software Engineer

Hiring Organisation
ScaleOps Search Ltd
Location
Reading, England, United Kingdom
codebase (C++17) and reducing legacy dependencies Help drive the move towards Linux, containerisation, and Kubernetes-based environments Work on complex system integrations involving APIs, WebSockets, and network protocols Join a team that values problem solvers who can think independently and make real impact The Work You’ll be working … middleware systems, focusing on: Designing and developing features in modern C++ Working across multithreaded systems and large-scale codebases Building and integrating REST APIs, WebSockets, TCP/UDP communication Solving complex technical challenges and improving system performance Contributing to architectural decisions as the platform evolves This is ideal for engineers ...

Senior C++ Engineer

Hiring Organisation
Infoplus Technologies UK Ltd
Location
South East London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
Role Overview As a Senior C++ Engineer, you will be a member of a small, high performing team responsible for global derivatives algorithmic trading platform. Working closely with technologists, quants and traders to develop our ...

Senior Exchange Connectivity Engineer | Crypto

Hiring Organisation
Selby Jennings
Location
City of London, London, United Kingdom
We are working with a pioneering financial technology firm that is building a global institution for digital assets, designed from the ground up for market integrity and efficiency. Their disciplined, first-principles approach underpins everything ...