51 to 75 of 119 WebSockets Jobs in the UK

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 ...

Senior Frontend Engineer - Cloud UI & Dashboards

Location
Greater London, England, United Kingdom
into readable screens, ensure accessibility, and keep the app fast as clusters grow. You’ll collaborate with design and backend services over REST and WebSockets to ship reliable features. #J-18808-Ljbffr ...

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 ...

Founding Engineer (Product)

Location
Greater London, England, United Kingdom
value across the business. Our Stack Product: TypeScript, Next.js, React, Tailwind Data and Infra: PostgreSQL, Redis, AWS, Terraform Real-time: Collaboration over WebSockets Why Join Us? Real Ownership: £120K to £200K base salary plus equity. You will own a piece of the company you are building, and you will ...

Engineer C# (Full Stack)

Location
City Of London, England, United Kingdom
Group Overview The TP ICAP Group is a world‐leading provider of market infrastructure. Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of ...

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 ...

Frontend Engineer: Real-Time Gaming UI

Location
Greater London, England, United Kingdom
work collaboratively with designers and back-end developers, ensuring best practices in development and code quality are followed. Bonus points for experience with WebSockets or gaming applications. #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 ...

Senior Software Backend Developer

Location
Borehamwood, England, United Kingdom
About Us Luna Innovations is a global leader in fibre-optic sensing, test and measurement technologies, delivering advanced monitoring solutions for critical infrastructure across the energy, transportation, security, and industrial sectors. Our Edge Platform team ...

Senior Javascript Developer

Location
Glasgow, Scotland, United Kingdom
Job title: Senior Javascript Developer Pay Range: £60,000+ Reports to: CTO About Us Odro builds technology that helps recruitment businesses work smarter. Our products are used by hundreds of recruitment brands and thousands of ...

Senior Software Backend Developer

Location
England, United Kingdom
About Us Luna Innovations is a global leader in fibre-optic sensing, test and measurement technologies, delivering advanced monitoring solutions for critical infrastructure across the energy, transportation, security, and industrial sectors. Our Edge Platform team ...

Hybrid Golang Backend Engineer – Real-Time Data

Location
Manchester, England, United Kingdom
deliver new features while ensuring high availability and performance. You’ll work with Golang, Redis and GCP to build robust microservices and APIs, including WebSockets and REST endpoints, and collaborate across teams in a hybrid work-from-home setup. #J-18808-Ljbffr ...

Lead Software Engineer

Hiring Organisation
Saab UK
Location
Fareham, South East, United Kingdom
Employment Type
Permanent Contract, On-site
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 ...

Lead Software Engineer

Hiring Organisation
Saab UK
Location
Fareham, Hampshire, 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 ...

Forward Deployed Engineer

Location
Greater London, England, United Kingdom
You will integrate our platform into the systems of prop firms, funds and trading desks through short, mostly remote engagements, and bring recurring client needs to the product team. Solo Clash is a proprietary trading ...

Senior Forward Deployed ML Engineer, Agents

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 ...

Senior Full Stack Enginer / Web Developer (Real-Time 3D, AI-Native)

Location
City of Westminster, England, United Kingdom
NOVAVERSE is an international technology company focused on creating compelling digital products for architecture, design, and the unbuilt environment. We are pioneering the future of real-time 3D experiences by fusing cutting-edge generative Machine ...

Backend Engineer (C++/Real‐Time) — Industrial Data, London

Location
Greater London, England, United Kingdom
store high-rate sensor data from metal 3D printing machines. You will optimize performance and reliability in industrial environments, with Python bindings and WebSockets interfaces to ML teams and applications. Based in London, this in-person role offers ownership of core software architecture and opportunities to shape a fast-paced ...

Full-stack AI Engineer

Location
Greater London, England, United Kingdom
clean architecture, and production-grade code System design skills - you can design scalable, maintainable systems and articulate trade-offs clearly API design expertise - REST, WebSockets/SSE, and understanding of distributed systems patterns Database proficiency - SQL and NoSQL (DynamoDB, PostgreSQL, OpenSearch), including query optimization and data modeling Testing mindset … with LLM observability (Langfuse), token management, streaming, and reliability patterns AWS expertise - Lambda, ECS, DynamoDB, OpenSearch, Bedrock, or similar cloud services Streaming architectures - SSE, WebSockets, event-driven systems Fintech/compliance background - AML, sanctions screening, KYC, or regulated industry experience Micro-frontend experience - Module Federation, independent deployability Infrastructure as Code ...

Application Development Engineer - Python

Hiring Organisation
Morson Edge
Location
Bristol, South West, United Kingdom
Employment Type
Temporary Contract, On-site
Salary
£70 - 80 per hour
Python Developer – 12 Month Contract – Bristol/Remote Build high-performance Python services for near real-time systems Do you enjoy getting to the root of complex technical problems and making Python applications faster, more ...

Software Engineer Python/Django

Hiring Organisation
Opus Resourcing Ltd
Location
Reading, Berkshire, United Kingdom
Employment Type
Permanent
Salary
GBP 45,000 - 60,000 Annual
Python software engineer with at least 2 years of Back End Python/Django skills is required to join the R&D, product-focused engineering team at a world-leading European software company with a ...

Senior C++ Engineer

Hiring Organisation
EPAM Systems Ltd
Location
Birmingham, UK
Job Description \n We're looking for a Senior C++ Engineer to join our team in London, United Kingdom in a hybrid working mode. You will be part of a high-performing team developing a ...

Senior Developer (Rust)

Location
Greater London, England, United Kingdom
You are pioneering and innovative and want to be part of the cutting-edge and disruptive crypto-currency world You enjoy end-to-end application development from requirement collection to production support You are eager ...