19 of 19 WebSockets Jobs in the UK excluding London

Software Developer | Capital Markets

Hiring Organisation
Jobleads-UK
Location
Nantwich, England, United Kingdom
Technologies/Infra : Docker, Kubernetes, Kafka, Azure, GCP, NoSQL, DNS Design : Serverless, cloud-native/PaaS, event driven, pub/sub, real-time/websockets, architectural design records (ADRs) SDLC : Agentic AI/Context Engineering; CoPilot, Claude, Codex, building custom agents across full SDLC Experience working in a regulated environment ...

Lead Software Engineer

Hiring Organisation
Jobleads-UK
Location
Bournemouth, England, United Kingdom
challenges with minimal supervision. Experience working with cloud platforms (e.g., AWS, Azure, GCP), distributed systems, and web technologies, including RESTful APIs and web services, WebSockets, and JSON. Hands-on experience designing and building scalable applications using SQL and NoSQL databases. Experience with agile development methodologies (e.g., Scrum) and an understanding ...

Engineering Tech Lead Node.js Architect

Hiring Organisation
Purview Consultancy Services Ltd
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
high throughput and low latency. Knowledge of scalability patterns including horizontal scaling, load balancing, and auto-scaling. API & Integration RESTful API design GraphQL gRPC WebSockets OpenAPI/Swagger API versioning strategies Third-party system integrations Databases Experience with both SQL and NoSQL databases: PostgreSQL MySQL MongoDB Redis Elasticsearch Strong understanding ...

VP Lead Engineer

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £130,000 per annum
technical leader, raising the bar across engineering standards and design decisions Tech Environment Java | React (Vite, NX) | Kafka/Solace/RabbitMQ | WebSockets/SSE | Rx | Kubernetes | SQL About You You are a strong technologist and technical leader with a passion for building high-performance systems in complex environments.You will ...

Front End Software Engineer (Typescript)

Hiring Organisation
Safe Intelligence
Location
Cardiff, United Kingdom
RESTful APIs ideally with an API-first approach. Strong knowledge of frontend polling and other async interactions patterns such as: polling/SSE/WebSockets for long-running tasks, optimistic updates, progress states, idempotent actions. Proficiency in integration, component and unit testing, with a strong commitment to code quality ...

Staff Frontend Engineer (AI Lab | £170,000)

Hiring Organisation
Paradigm Talent
Location
Cardiff, United Kingdom
proven track record of delivering polished, performant, and elegant user interfaces. Deep appreciation for UI/UX craftsmanship and accessibility. Familiarity with REST APIs, websockets, and secure frontend patterns. A creative streak — you think visually and love turning complexity into clarity. Nice-to-haves Experience with 3D or WebGL rendering ...

Angular Developer

Hiring Organisation
Test Driven Solutions Ltd
Location
Newcastle Upon Tyne, England, United Kingdom
ES6+) good understanding of Front-end Software Development - HTML, CSS, JavaScript, Performance, Responsive Experience with working with RESTful APIs (NoSQL/GraphQL/Websockets a bonus) Familiarity with modern front-end build tools and pipelines Understanding of UI/UX best practices and principles Experience with Front-end testing frameworks ...

Director Data & Analytics API Experience - Data Services

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
code for public consumption. Experience designing and building cloud‐native SDKs and APIs on Google Cloud Platform (GCP), Apigee, and related technologies. Familiarity with WebSockets, REST, GCS, OAuth 2.0, GitHub, Protobuf/Avro, and SQL. Polymathic ability to bridge business strategy, engineering, and technical writing. Demonstrated problem‐solving skills ...

Full Stack Engineer JBLE1 NI

Hiring Organisation
VANRATH
Location
Belfast, UK
systems where required. Front-End HTML5 CSS3 TypeScript React Redux React Query Modern JavaScript frameworks Tailwind CSS (or similar CSS framework) REST APIs GraphQL WebSockets Cross-browser compatibility Git Back-End TypeScript or another object-oriented language (e.g. C# or Java) SQL and NoSQL databases REST APIs GraphQL WebSockets Microservices ...

Backend Engineer

Hiring Organisation
Technical Futures Ltd
Location
CB2, Cambridge, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
£55000 - £70000/annum Dep on Exp + Shares + Hybrid + 30DH
Ansible, OpenTofu). Modern Python tooling and packaging such as uv. Data storage and pipelines, including large simulation results and model serving. API, REST, WebSockets such as FastAPI. Hybrid working available (3 days office/2 WFH), a very generous base salary dependent on your level of skills and experience ...

Senior Engineer (Full Stack) JBLE1 NI

Hiring Organisation
TP ICAP Group Services Ltd
Location
Belfast, UK
ReactQuery Experience with modern JavaScript frameworks - React Knowledge of version control systems (Git) Understanding of cross-browser compatibility Familiarity with RESTful APIs, GraphQL and Websockets Experience with CSS pre-processors e.g. Tailwind Back-end skills Proficiency in backend programming languages (Typescript and/or other OOP language such as c# …/Java) Strong database knowledge (SQL and NoSQL) Proficiency with RESTful APIs and GraphQL APIs and Websockets Experience with microservices architecture Knowledge of version control systems (Git) Experience with Terraform Experience with automated testing Experience with AWS (AWS Lambda, AWS Fargate, Amazon API Gateway, AWS AppSync) Worked within an Agile ...

Senior Engineer (Full Stack) TLNT1 NI

Hiring Organisation
TP ICAP Group Services Ltd
Location
Belfast, UK
ReactQuery Experience with modern JavaScript frameworks - React Knowledge of version control systems (Git) Understanding of cross-browser compatibility Familiarity with RESTful APIs, GraphQL and Websockets Experience with CSS pre-processors e.g. Tailwind Back-end skills Proficiency in backend programming languages (Typescript and/or other OOP language such as c# …/Java) Strong database knowledge (SQL and NoSQL) Proficiency with RESTful APIs and GraphQL APIs and Websockets Experience with microservices architecture Knowledge of version control systems (Git) Experience with Terraform Experience with automated testing Experience with AWS (AWS Lambda, AWS Fargate, Amazon API Gateway, AWS AppSync) Worked within an Agile ...

Production Reliability Engineer

Hiring Organisation
Global Fintech
Location
Cardiff, United Kingdom
This is an opportunity for a technical problem solving SRE to join a leading global fintech who are currently growing their presence in Europe. Role Responsibilities; Investigate, troubleshoot and diagnose incidents Provide first-third line ...

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 ...

Platform Engineer

Hiring Organisation
DNS Info Ltd
Location
Glasgow, Glasgow City, City of Glasgow, United Kingdom
Employment Type
Contract
5 Days Onsite. Required Skills BS/MS degree in Computer Science, related technical field, or equivalent with 8+ years of industry experience 5+ years hands-on experience with Envoy Proxy (xDS/ADS, ext ...

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 ...

Platform Engineer

Hiring Organisation
Pracyva ltd
Location
Glasgow, Glasgow City, City of Glasgow, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day
Role: Platform Engineer, Location: Glasgow (Onsite all 5 days) Role Type : Contract (Inside IR35) Required Skills: 5+ years hands-on experience with Envoy Proxy (xDS/ADS, ext_authz, HTTP/2, gRPC, WebSocket) and ...

Senior Software Engineer

Hiring Organisation
Technical Futures Ltd
Location
CB2, Cambridge, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
£70000 - £90000/annum Hybrid + Shares + 30 DH + more
Exciting deeptech start-up, an AI Company focused on optimising complex engineering systems, seeks a bright, forward thinking Senior Software/Backend Engineer to join their dedicated team. With strong software engineering skills in modern ...

AI Software Engineer

Hiring Organisation
X-On Health
Location
Woodbridge, Suffolk, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£35,000
experience interacting with LLM APIs (OpenAI, Anthropic, etc.) and understanding concepts like Context Windows, RAG, System Prompts, and Temperature Concurrency: Understanding of asynchronous programming (WebSockets, goroutines) is highly beneficial given the real-time nature of voice data Several years experience in industry A team player who shows initiative Desirable experience … redaction Understanding of LLM tool development and MCP Knowledge of Speech-to-Text (STT) or Text-to-Speech (TTS) technologies Experience with WebSockets and streaming data Familiarity with Telephony/VoIP Other Skills Required: Competent in primary tech stack Confident with computer science basics (algorithms, data structures, complexity, design patterns ...