15 of 15 WebSockets Jobs in London

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 Area, 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 (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 ...

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 ...

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 ...

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 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 ...

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 ...

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 ...

Senior Golang Engineer

Hiring Organisation
Orbis Group
Location
City of London, London, United Kingdom
Experience with relational + non-relational DBs (PostgreSQL + Redis = big plus) Solid testing mindset (unit, integration, E2E) Nice to have Experience with websockets/streaming/queues Real-time data platforms Interest in fintech/digital assets If you enjoy solving real-time, large-scale data challenges and want ...

UI Lead

Hiring Organisation
Ascendion
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Title: UI Lead Location: Bromley, UK Job Type: Hybrid 3/Day WFO Job Description: We are seeking a highly skilled UI Developer to spearhead the development of the Single Dealer Platform within our Electronic ...

UI Lead

Hiring Organisation
Ascendion
Location
BR1, Bromley Town, Greater London, United Kingdom
Employment Type
Permanent, Contract
Title: UI Lead Location: Bromley, UK Job Type: Hybrid 3/Day WFO Job Description: We are seeking a highly skilled UI Developer to spearhead the development of the Single Dealer Platform within our Electronic ...

Front End JavaScript Developer

Hiring Organisation
Enigma Software Solutions
Location
London, UK
Employment Type
Full-time
Position: Front End JavaScript Developer Reports to: Front End Development Team Lead Hours: 40 hours Location: 3 days in North London office (Monday – Wednesday) Salary: £60 - £80,000 + eligibility for performance bonus Start date ...

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 ...

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. ...