1 to 25 of 44 GraphQL Jobs in London

Full Stack Developer

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £65,000 per annum
pipelines, Git, and Agile development methodologies. Excellent communication and stakeholder collaboration skills. Previous mentoring or technical leadership experience. Desirable Experience with: Next.js or Remix. GraphQL and Apollo. Storybook and component libraries. Accessibility standards (WCAG 2.1 AA). Progressive Web Apps and responsive design. AI-powered development and integrations, including ...

Backend Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
morebackend programming languages such as: Python Go Java Kotlin C# TypeScript/Node.js Ruby Rust Experience designing and consuming RESTful and/or GraphQL APIs. Strong understanding of SQL and database design principles. Experience with cloud platforms such as AWS, Azure, or GCP. Familiarity with containerisation technologies such as Docker ...

Principal Technology Architect - LLMs, agentic coding systems, intelligent IDEs, AI

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
workflows where permitted; govern enterprise knowledge ingestion. Architecture & Integration Distributed systems, microservices, cloud‐native (Azure/AWS/GCP); secure API design (REST/GraphQL). MLOps & AIOps: CI/CD for AI, model lifecycle (eval, versioning, rollout/rollback), guardrails, telemetry, drift monitoring, prompt safety. DevSec & Responsible AI: Privacy ...

Full Stack Engineer

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £100,000 per annum
while gaining exposure to cutting-edge AWS architecture and engineering best practices. Key Skills: TypeScript React, Redux, React Query HTML5, CSS3, Tailwind REST APIs, GraphQL, WebSockets AWS (Lambda, Fargate, API Gateway, AppSync) Terraform, CI/CD, Containerisation SQL & NoSQL databases Git and automated testing Experience Required: Commercial experience ...

OSS/BSS Solution architect

Hiring Organisation
IBU CONSULTING LTD
Location
London, United Kingdom
Employment Type
Contract
read and write API specs - Hands-on with TMF/ODA frameworks for product and service APIs - Expertise in integration patterns ( OpenAPI , REST, gRPC , GraphQL ) - Strong background in pub/sub and event brokers (Kafka, RabbitMQ) including security (TLS/SASL), scaling and schema evolution - Knowledge of headers, correlation/ ...

Senior AI Automation Engineer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
large language models. Experience with Azure OpenAI, Azure AI Foundry, Copilot Studio or similar platforms would be highly beneficial. Strong experience with REST APIs, GraphQL, authentication and system integration. Experience building reusable services, connectors or internal platform components. Knowledge of CI/CD pipelines, Git workflows, automated testing, deployment ...

Senior AI Automation Engineer

Hiring Organisation
Hays Technology
Location
City of London, London, United Kingdom
Employment Type
Permanent
large language models. Experience with Azure OpenAI, Azure AI Foundry, Copilot Studio or similar platforms would be highly beneficial. Strong experience with REST APIs, GraphQL, authentication and system integration. Experience building reusable services, connectors or internal platform components. Knowledge of CI/CD pipelines, Git workflows, automated testing, deployment ...

Senior GenAI Architect for Cloud-Native AI Solutions

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
assisted development tools Strong knowledge of cloud AI and ML platforms and associated architecture patterns Experience designing and managing APIs including REST and GraphQL Strong understanding of microservices and serverless architectures Practical experience with DevOps and MLOps practices including CI/CD pipelines Knowledge of security frameworks, identity management ...

Software Engineer (Backend)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
important). Solid understanding of backend fundamentals: concurrency, data modelling, transactions, reliability, and observability. Experience designing and consuming APIs (REST/gRPC/GraphQL) and integrating with other services and data stores. Strong testing mindset and familiarity with CI/CD workflows. Clear communication skills and a collaborative approach ...

Full Stack Developer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
development practices, with a focus on performance optimisation, scalability, and application stability. SQL - Proven experience writing and optimising SQL queries within production environments. GraphQL, tRPC and REST APIs - Solid understanding of API design principles and experience working with multiple communication patterns between applications, services, and microservices. Company UK's market ...

Java Developer

Hiring Organisation
Global
Location
Greater London, United Kingdom
Employment Type
Full Time
Spring Boot 3+. Commit to testing, including writing and maintaining unit tests, using mocking frameworks and applying test-driven development. Build REST and GraphQL APIs. Work with cloud platforms, preferably AWS. Use RDBMS and ORM frameworks in practice. Apply OOP fundamentals and event-driven architecture. Appreciate the importance of Continuous ...

Staff Platform Engineer, UK

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Stack We share our tech stack with the caveat that we don’t require previous experience in it: TypeScript (frontend & backend), Node.js, React, Apollo GraphQL, Postgres, Redis. We use Datadog and Sentry on 100% cloud-based (AWS) infra. We take developer experience and reliability seriously: all engineers are on call ...

Director, Generative AI Experience Engineering

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
also considered Serverless and edge infrastructure AI workload deployment and optimisation CI/CD pipelines and Infrastructure as Code Additional Technical Experience REST and GraphQL APIs Microservices and MACH architectures CMS, DXPs and MarTech ecosystems QUALITIES AND CHARACTERISTICS Must come from a strong engineering or development background with deep frontend ...

SC Cleared Freelance Frontend Fullstack Developer

Hiring Organisation
Opus Recruitment Solutions
Location
City Of London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £650/day
build modern, scalable web applications, with some backend/API work. Tech & Skills JavaScript/TypeScript, React/Angular/Vue Node.js, REST/GraphQL APIs HTML, CSS, responsive & accessible design Testing (Jest/Cypress), CI/CD, Git Experience integrating APIs (AI exposure a bonus) Responsibilities Build high-quality ...

Full Stack Engineer

Hiring Organisation
Total Recruitment Group
Location
West London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
backend expertise in Typescript and Node and front capability in React Proficiency in SQL, Redux, cloud services (AWS or GCP), RESTful API design and GraphQL Strong analytical skills with the ability to design, optimise, and troubleshoot complex UIs Excellent communication and leadership skills; ability to mentor junior team members Other ...

EN-Data Engineer

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500/hour
proficiency in Python and SQL. Experience with graph query languages such as SPARQL and Cypher. Hands-on experience with graph databases and frameworks (Neo4j, GraphQL, RDF, or similar). Experience working with cloud platforms such as AWS and/or Azure. Strong data modelling, analytical, and problem-solving skills. Excellent ...

Senior Front End Developer

Hiring Organisation
Global
Location
Greater London, United Kingdom
Employment Type
Full Time
middleware. Headless CMS Experience : Experience integrating with headless CMS platforms such as Directus, Contentful, Strapi, Sanity or similar. API Integration : Confidence working with GraphQL and/or RESTful APIs. Quality Focus : A strong testing discipline, including unit, integration and end-to-end testing. Leadership & Mentoring : Experience leading or mentoring other ...

Solutions Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
access a customer’s BigQuery instance in order to create a materialized view. What You’ll Need Technical Expertise Comfortable working with APIs (REST, GraphQL). Able to interpret API documentation, authenticate requests, issue API calls, and process/store resulting payloads. Familiarity with tools like Postman for API testing ...

Engineering Team Lead

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
backend or full‐stack engineering experience, with strong TypeScript/JavaScript and Node.js skills. Experience designing versioned APIs (REST/OpenAPI and/or GraphQL with schema governance). Experience working in platform or infrastructure engineering roles — comfortable with work whose primary customer is other engineers. Ability to navigate ambiguity ...

Principal Data Engineer

Hiring Organisation
WTW
Location
Greater London, United Kingdom
Employment Type
Full Time
standards and tooling (e.g., ODCS), and practical experience implementing quality, schema, and SLA commitments in production. Familiarity with the machine interface layer: APIs (REST, GraphQL), AI agent frameworks, MCP, vectorization, and low-latency query patterns for AI consumption. Understanding of foundational governance capabilities: access security (Entra ID, Unity Catalog), data ...

Senior Engineer CGEMJP00345173

Hiring Organisation
Experis
Location
West London, London, United Kingdom
Employment Type
Contract
comprehensive help articles. The team is based across London, Lisbon and Prague. Skills : React.js, Next.js, Unit testing, Agile, Typescript, Jenkins, Concource CI, TDD, Node.js, GraphQL, Microsoft Playwirght All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able ...

Staff Design Engineer, UK

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
design system and the design and implementation of features for hundreds of users with iterative user feedback. Technical Stack TypeScript (frontend & backend), React, GraphQL, Node.js, Postgres, and Redis. Minimum proficiency in TypeScript, React, and CSS is required; backend proficiency is a plus. Benefits Competitive salary and equity. 10‐year exercise ...

Solutions Engineer, Europe

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Sales, or similar role at a high‐growth SaaS company, with experience supporting enterprise‐scale deals. Strong hands‐on experience with OAuth2 and GraphQL, data migrations, and product integrations. Excellent communication skills—able to present complex technical concepts clearly to both engineers and executives. Experience with GitHub and git; Linear ...

Senior Software Engineer II (Java/ Spring)

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
100400 to 167300 EUR Annually
reliable, and innovative solutions that accelerate scientific discovery. Key responsibilities: Design and implement graph-based search services. Develop applications using Java , Spring Boot, Spring, GraphQL , and GraphQL Federation . Integrate with databases, web services, or AWS services (Neo4j, DynamoDB, RDS, S3, Parameter Store, SQS, SNS, Kinesis) to support ingestion, storage … Requirements: Proven track record building scalable backend systems and APIs. Strong expertise in Java and the Spring Boot ecosystem . Hands-on experience with GraphQL API and REST API design. Solid background in cloud-native architectures with AWS and Kubernetes (EKS) . An advocate of best practices for rapid development ...

Senior Software Engineer I – Search and AI Platform

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
86900 to 144600 EUR Annually
reliable, and innovative solutions that accelerate scientific discovery. Key responsibilities: Design and implement graph-based search services. Develop applications using Java , Spring Boot, Spring, GraphQL , and GraphQL Federation . Integrate with databases, web services, or AWS services (Neo4j, DynamoDB, RDS, S3, Parameter Store, SQS, SNS, Kinesis) to support ingestion, storage … . Proven track record building scalable backend systems and APIs. Strong expertise in Java and the Spring Boot ecosystem . Hands-on experience with GraphQL API/REST APIs design. Solid background in cloud-native architectures with AWS and Kubernetes (EKS) . An advocate of best practices for rapid development ...