14 of 14 WebSockets Jobs in London

Frontend Engineer

Hiring Organisation
algo1
Location
City of London, London, 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 ...

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 ...

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 ...

Senior Full-Stack AI Engineer — Frontend & LLM-Enabled UX (Level 3)

Hiring Organisation
Allegis Global Solutions
Location
London, England, United Kingdom
components and design systems (component libraries, theming, design tokens) to ensure consistent product quality and fast iteration. Implement real-time and progressive UX patterns (WebSockets, SSE, streaming LLM responses, optimistic updates, incremental rendering) that make AI interactions feel fast and human-centered. Collaborate on frontend work with UX designers ...

React Frontend UI Developer - Fixed Income & Credit Trading

Hiring Organisation
Vertus Partners
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 75,000 - 100,000 Annual
system design Must have experience working in a trading environment ideally within Fixed Income, Credit or Rates. Experience integrating Real Time data feeds (eg WebSockets, streaming APIs) Please submit your CV if you have the relevant technology and business skills. ...

Full Stack Developer - React + Python - Trading Technology

Hiring Organisation
Vertus Partners
Location
London Area, United Kingdom
must be comfortable facing to the traders and quants. Required skills: Full stack development experience using React + Python React: AG Grid, Charting, WebSockets and data visualisation Python: Core Python experience around multi-processing and async programming Data: Experience building data heavy trading applications System design and architecture Domain knowledge ...

Flutter mobile app engineer

Hiring Organisation
Tewke
Location
London, England, United Kingdom
infrastructure - Experience publishing apps in the Apple App 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 ...

Principal Backend Engineer - Cryptocurrency

Hiring Organisation
Client Server
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
have advanced hands-on experience including designing, building and operating complex, large-scale distributed systems including both synchronous (e.g. REST APIs) and asynchronous (e.g. WebSockets, message queues like Kafka or RabbitMQ, event streams) communication patterns You have experience of working on High Availability or sophisticated disaster recovery strategies for global ...

Linux Systems Administrator - Intermediate - Financial / Banking

Hiring Organisation
N P Associates
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £65,000 per annum
Linux Systems Administrator - Intermediate - Financial/Banking Working in a busy and vibrant Financial/Banking environment, candidates will have a minimum of 2+ years Red Hat Linux systems Administration with some Scripting - Bash/ ...

Senior Platform Engineer

Hiring Organisation
Immersive Finance
Location
West London, London, United Kingdom
Employment Type
Permanent
Location: London (Hybrid) Type: Permanent Industry: High-Performance Trading/Financial Markets About the Company Immersive Finance provides institutional-grade risk infrastructure for digital asset derivatives. Our team comprises seasoned traders, quantitative researchers, and technologists ...

Senior Software Engineer

Hiring Organisation
Formula Recruitment
Location
London Area, United Kingdom
Senior Software Engineer (Node.js) London – Hybrid flexible Up to £80,000 + equity We’re currently partnered with a real-time sports data platform that is revolutionising how companies leverage data to empower their business. ...

Senior Exchange Connectivity Engineer | Crypto

Hiring Organisation
Selby Jennings
Location
London Area, 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 ...

Rust Developer

Hiring Organisation
Radley James
Location
City of London, London, United Kingdom
We are searching for Senior Rust specialists to join one of our well established and highly regarded Digital Assets focused trading firms, either in London or for relocation to Hong Kong with a comprehensive package. ...

Lead Backend Software Engineer Go API Messaging

Hiring Organisation
Client Server
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Lead Backend Software Engineer/Developer (Go API Messaging) London onsite Are you a senior, backend focussed Software Engineer with strong Go/Golang coding skills and real-time messaging experience? You could be progressing ...