1 to 25 of 70 GraphQL Jobs in London

FullStack Solution Architect (Exp in RFP/RFI) - London, UK - Fulltime - Hybrid

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
cloud platforms (AWS/Azure/GCP) and Familiarity with DevOps practices, CI/CD, containers (Docker/Kubernetes). Knowledge of APIs, microservices, GraphQL, and integration patterns. Good to have mobile architecture expertise (native iOS/Android, Flutter, React Native) Experience using AI-assisted development tools (e.g. GitHub Copilot ...

Software Engineer / Developer (All Levels) - UK Wide

Hiring Organisation
describe.me
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £140,000 per annum
modern frameworks (Spring, .NET, Django, FastAPI, Rails, Express/NestJS, Laravel, React, Vue, Next.js, Angular or equivalent) Solid grounding in REST and/or GraphQL API design Working knowledge of relational and NoSQL databases—query design, indexing, schema modelling Familiarity with containerisation (Docker) and orchestration concepts (Kubernetes basics) Cloud platform ...

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
Connect-AI
Location
London Area, United Kingdom
initial requirement through to production. What You’ll Be Working On Designing and building backend services with Node.js and TypeScript Developing secure REST and GraphQL APIs Building and improving third-party integrations Working across payment, payroll and financial-data workflows Designing database-backed systems using PostgreSQL and MongoDB Improving production ...

Senior Forward Deployed Engineer

Hiring Organisation
Uniphore
Location
London Area, United Kingdom
/Vue) and DevOps experience (Docker, K8s, CI/CD). Expertise in building data pipelines and integrating with enterprise systems (REST, Python, SQL, GraphQL, Webhooks etc). Solid understanding of LLMs, Prompt engineering/tuning, Vector DBs (AstraDB, Pinecone, Weaviate etc), RAG pipelines (LlamaIndex, Haystack) and Agent/Workflow ...

Forward Deployed Team Lead

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
both exec‐level conversations and deep technical design sessions. Familiarity with enterprise data environments: cloud data warehouses (Snowflake, Databricks, BigQuery, Redshift), REST/GraphQL APIs, and common ERP or CRM platforms. Comfort with modern deployment practices: CI/CD, containerization (Docker/Kubernetes), cloud‐native services, and infrastructure‐as‐code ...

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 ...

Java Developer

Hiring Organisation
Global
Location
Greater London, United Kingdom
Employment Type
Full Time
with DevOps tools such as Terraform, Jenkins, and GitHub Actions. Proficiency in modern Spring, Spring Boot, as well as Kubernetes and Docker. Experience in GraphQL - Knowledge of the latest (and anticipated) Java features. Experience leading incident response and implementing preventative measures. Knowledgeable in best practices for production support and adept ...

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 ...

Principal Engineer (Payments)

Hiring Organisation
Intec Select Ltd
Location
London, Fitzrovia, United Kingdom
Employment Type
Permanent
Salary
£90000 - £115000/annum Hybrid + 25% bonus
modern technologies to design and implement scalable, secure, and high-performing cloud-native solutions. API Development and Integration: Design and build secure RESTful and GraphQL APIs, ensuring seamless integration with core banking systems (e.g., Mambu) and external services like Open Banking platforms. Data Engineering and Analytics: Work closely with data ...

Forward Deployed Engineer

Hiring Organisation
Thyme
Location
London Area, United Kingdom
through production deployment Strong stakeholder management and communication skills Strong commercial experience with TypeScript and Node.js Python development experience API development and integrations (REST, GraphQL) Experience with Kubernetes, Docker, and cloud infrastructure Familiarity with Terraform and Infrastructure-as-Code principles Understanding of modern AI systems, LLMs, embeddings, vector databases ...

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 ...

Senior Presales Engineer

Hiring Organisation
Uniphore
Location
London Area, United Kingdom
security: designing, integrating, and securing API connections between AI platforms and business applications (e.g., CRM, ERP, data warehouses), with knowledge of protocols (REST, GraphQL) and authentication mechanisms (OAuth 2.0, API keys). Data and network architecture acumen – ability to discuss and propose solutions around data governance, network segmentation, and enterprise ...

Developer Golang

Hiring Organisation
CBTS
Location
City of London, London, United Kingdom
Behavior Driven Development (BDD) and Waterfall) Knowledge of any or all of the following technologies is desired: Kafka, Postgres, Golang, Git, gRPC, Docker, GraphQL Experienced in continuous integration (CI), continuous deployment (CD) and continuous testing (CT), including tools such as Jenkins, Rally and/or JIRA and version control such ...

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 ...

Lead Software Engineer (Python)

Hiring Organisation
Circuit Mind
Location
City of London, London, United Kingdom
models. Learn, use, and improve best practices and processes for high-quality software development. Our technology stack includes Python 3.11, PostgreSQL, Django, mypy, GraphQL, Docker, Redis, Typescript, React. Qualifications We’re only considering exceptional candidates, with the following pre-requisites: 5+ years of professional software development experience. 2+ years ...

Senior Machine Learning Engineer

Hiring Organisation
Deep Medical
Location
Greater London, England, United Kingdom
models, not just prototyping or research. • Strong Data Science skills • Strong backend engineering skills in Python and SQL. • Experience building and maintaining APIs (REST, GraphQL and/or gRPC). • Strong ability with databases, data modelling and system design. • Strong knowledge and experience with AWS. • Demonstrated architecture and system-design ...

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 ...

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 ...