4 of 4 GraphQL Jobs in Central London

Senior Software Engineer

Hiring Organisation
The Portfolio Group
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90000/annum
agents. Develop agent-to-agent connectivity, including message contracts, state management, retries and failure handling. Design clear, scalable APIs using REST and/or GraphQL, including authentication, authorisation, versioning and streaming interfaces such as SSE or WebSockets. Build production frontend applications using React, TypeScript and JavaScript. Work closely with … backend and integration development. Strong TypeScript/JavaScript and React experience building production applications. Strong API design experience, including REST and/or GraphQL, authentication, authorisation, versioning and streaming. Hands-on experience with MCP (Model Context Protocol) or comparable tool/plugin integration technologies, alongside an interest in AI agents ...

TypeScript Engineer

Hiring Organisation
Cathcart Technology
Location
City of London, London, Walham Green, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day
speed quickly and contribute to the whole backend development process, from ideation to delivery. Tech Skill Set: ** TypeScript ** Node ** Terraform ** GraphQL ** Leverage LLMs & Gen AI ** AWS The Rate: For the right person, we have a day rate of £500 - £550, depending on your experience and what ...

Senior Backend Developer

Hiring Organisation
Rullion - Eon
Location
City of London, London, United Kingdom
Employment Type
Contract
Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting exceptional products. Initially it will be a ...

Integration Architect

Hiring Organisation
Compass UK & Ireland
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
tooling options, and de-risk delivery - getting hands-on where the situation demands it. Define and curate the integration patterns library, covering REST and GraphQL APIs, event-driven and pub/sub patterns, webhooks, message queuing and streaming (e.g. Apache Kafka, Amazon SQS/SNS, Amazon EventBridge), batch and near … integration strategy, standards, and platform direction through delivery - not just documenting them. Deep, hands-on technical expertise across the integration technology spectrum: REST and GraphQL APIs, event-driven messaging and streaming (e.g. Apache Kafka, Amazon SQS/SNS, Amazon EventBridge), API gateways (e.g. Amazon API Gateway, Kong), and iPaaS platforms ...