51 to 75 of 219 GraphQL Jobs in London

Staff Software Engineer - Agentic Workflows

Hiring Organisation
Causaly
Location
London, United Kingdom
Salary
£ 80 K
expect experience with all of it, but you should be comfortable learning the parts you have not used.Languages: TypeScript, Node.js, PythonBackend: Apollo GraphQL, Zod, fp-ts, FastAPIFrontend: ReactWorkflow & messaging: Restate, Redis Streams, Cloud TasksData: PostgreSQL, Elasticsearch, Redis, MongoDBGenAI: LangGraph, OpenAIObservability: OpenTelemetry, Langfuse, DatadogCloud & infrastructure: Google Cloud, Azure, Kubernetes, Terraform, ArgoCD ...

Sr. Software Engineer, Cloud Platform (Hybrid, London)

Hiring Organisation
CrowdStrike
Location
London, United Kingdom
Salary
£ 80 K
strong focus on security best practices.Our Tech Stack:Cloud Platforms: AWS, GCPObservability: LogScale (Humio), GrafanaInfrastructure: Kubernetes, KafkaProgramming: Golang (APIs), PythonData: PostgreSQL, Cassandra, OpenSearchIntegration: REST, GraphQL, OAuth, JSONWhat You'll Do:Design and implement platform features that support marketplace integrations using our Foundry platformLead technical implementations from concept through deployment ...

Senior Software Engineer (Vue.js/TypeScript) - iGaming

Location
Greater London, England, United Kingdom
ecosystem State management with Pinia or Vuex Vue Router and client-side routing patterns Component-driven development and design systems (e.g. Storybook) REST and GraphQL API integration Build tooling such as Vite or Webpack Automated testing with tools such as Vitest, Jest, Cypress or Playwright Responsive, accessible UI development (WCAG ...

Senior Product Engineer

Hiring Organisation
Zapp
Location
London, United Kingdom
Salary
£ 100 K
great fit if youSenior engineering experience. 5+ years building production software.Full-stack range. Comfortable across backend, web, and infrastructure.Strong fundamentals. Confident with TypeScript, GraphQL, and SQL. At home in NestJS (or a similar Node.js framework) and React.Cloud and DevOps minded. Comfortable across GCP or a similar cloud, CI/ ...

Technical Lead (AI & MACH)

Location
City Of London, England, United Kingdom
Advanced Python programming AI frameworks such as AutoGen, Langflow, Tensorflow Knowledge of Infrastructure as Code, CI/CD Use of Middleware and RESTful or GraphQL APIs Microservices and MACH Architectures. HTML, CSS, Javascript frameworks such as React, or Mobile technologies such as SwiftUI, Kotlin, Flutter or React‐native CMS, DXPs ...

Senior Kotlin Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
like to check our reviews out on Glassdoor you can see these here. Our Tech Stack Backend Kotlin 1.7.20 AWS GraphQL (it would be nice if you were familiar with this but it's not a deal breaker) Postgres RabbitMQ Docker Kubernetes Frontend React & React Native, TypeScript, MobX, Redux, Stylus ...

Senior Kotlin Engineer

Location
Westminster, West End, United Kingdom
like to check our reviews out on Glassdoor you can see these here. Our Tech Stack Backend Kotlin 1.7.20 AWS GraphQL (it would be nice if you were familiar with this but it's not a deal breaker) Postgres RabbitMQ Docker Kubernetes Frontend React & React Native, TypeScript, MobX, Redux, Stylus ...

Senior Mobile Solution Lead (iOS and Android) - London, UK

Location
Greater London, England, United Kingdom
with the ability to advise when native, cross-platform or hybrid strategies are appropriate.Experience designing API-led and cloud-enabled mobile ecosystems, including REST, GraphQL, microservices, event-driven integration and mobile backend services.Deep understanding of mobile security, including OAuth 2.0/OpenID Connect, encryption, certificate pinning, secure storage, threat modelling ...

Senior Mobile Solution Lead (iOS and Android) - London, UK

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
ability to advise when native, cross-platform or hybrid strategies are appropriate. Experience designing API-led and cloud-enabled mobile ecosystems, including REST, GraphQL, microservices, event-driven integration and mobile backend services. Deep understanding of mobile security, including OAuth 2.0/OpenID Connect, encryption, certificate pinning, secure storage, threat modelling ...

Senior Product Engineer (AI & Full Stack)

Hiring Organisation
INFUSED SOLUTIONS LIMITED
Location
London, United Kingdom
Employment Type
Permanent
Salary
£75,000
backend APIs and services using Node.js and TypeScript . Design secure integrations with third-party platforms and enterprise systems. Build and consume RESTful and GraphQL APIs. Implement authentication and identity solutions using OAuth, OpenID Connect and modern security standards. Work directly with customers during pilot implementations and technical discovery sessions. … Microservices Event-Driven Architecture CI/CD Infrastructure as Code Accessibility (WCAG) Learning technology integrations (LTI, SCORM or xAPI) Technology Stack React TypeScript Node.js GraphQL REST APIs OAuth 2.0 OpenID Connect (OIDC) AWS/Azure Docker Git CI/CD AI-assisted Development Tools (GitHub Copilot, Claude Code, Cursor) Large ...

Software Engineer

Hiring Organisation
LinuxRecruit
Location
London, United Kingdom
Salary
£ 80 K
Python, Node, Scala, or Go, and have experience with microservices, APIs, and all stages of web development. Bonus points if you have experience with GraphQL, Neo4j, Event Driven Architecture, React or AngularJS, Serverless Frameworks, or IoT. As a member of the team, you will benefit from a tailored learning ...

Lead Python Developer

Location
Greater London, England, United Kingdom
using Python and Django Design, develop, and maintain backend applications and services Build and support APIs using Django Rest Framework, with occasional exposure to GraphQL Collaborate with product owners, stakeholders, and engineers to shape technical solutions Contribute to system architecture, refactoring, and performance optimisation Ensure high code quality through PEP8 ...

Principal Engineer

Hiring Organisation
Formula Recruitment Limited
Location
London, United Kingdom
Salary
£ 100 K
into everyday engineering workflows~Key Requirements:A strong track record delivering large-scale distributed systems in cloud environmentsDeep knowledge of API design - REST and GraphQL, and substantial hands-on experience with Kafka in a production environmentSolid cloud platform experience, particularly AWS, and comfort with containerised infrastructureProficiency in TypeScript across ...

Senior/Principal Solutions Architect

Hiring Organisation
Coforge
Location
City of London, London, United Kingdom
modern data streaming architectures. Modern Architectural Paradigms: Expertise in Microservices, Modular Monoliths, Domain-Driven Design (DDD), Event-Driven Architecture (EDA), and REST/GraphQL API ecosystems. Executive Stakeholder Management: Proven ability to engage, influence, and build trust with C-level stakeholders, client architecture boards, and cross-functional engineering teams. ...

VP of Enterprise Architecture

Hiring Organisation
Reward Gateway
Location
London, United Kingdom
Salary
> £ 150 K
Experience and Key Skills you will have:We're interested in hearing from technology leaders with strong experience in:Application architecture: API design (REST, GraphQL), microservices, event-driven and distributed systems Data streaming and processing: platforms like Kafka for real-time data pipelines and integration Enterprise architecture: domain-driven design ...

VP of Enterprise Architecture

Location
Greater London, England, United Kingdom
Experience and Key Skills you will have: We're interested in hearing from technology leaders with strong experience in: Application architecture: API design (REST, GraphQL), microservices, event-driven and distributed systems Data streaming and processing: platforms like Kafka for real-time data pipelines and integration Enterprise architecture: domain-driven design ...

Software Engineer II

Hiring Organisation
TripAdvisor
Location
London, UK
Employment Type
Full-time
support you on the job, and front-end skills won't be assessed during the interview process. Our web stack includes Java, GraphQL, Kubernetes, SQL and NoSQL databases, all running on AWS. While experience with every tool isn't required, strong proficiency in an object-oriented programming language is essential. ...

Lead Software Engineer

Hiring Organisation
Hudl
Location
London, United Kingdom
Salary
£ 80 K
technical concepts and trade-offs to cross-functional stakeholders at all levels of the organization.Nice-to-HavesProfessional background. A previous role using TypeScript, React, GraphQL, C#, React, MongoDB and/or AWS would be an asset. Adjacent languages, frameworks and services used at scale are also relevant experiences.IMU ...

Lead Frontend Engineer - Java and Open Source - Private and FS

Location
London, United Kingdom
mentorship to a team of engineers, guiding them in architecture, code quality, and best practices to ensure high-performing and maintainable applications. Experience with GraphQL with React for efficient data fetching and state management is preferred. Continuous Integration experience (Docker) Experience in developing and deploying solutions on AWS Cloud ...

Lead Frontend Engineer - Java and Open Source - Private and FS

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
mentorship to a team of engineers, guiding them in architecture, code quality, and best practices to ensure high-performing and maintainable applications. Experience with GraphQL with React for efficient data fetching and state management is preferred. Continuous Integration experience (Docker) Experience in developing and deploying solutions on AWS Cloud ...

Principal Product Engineer

Hiring Organisation
Zapp
Location
London, United Kingdom
Salary
> £ 150 K
great fit if youDeep engineering experience. 10+ years building production software.Full-stack range. Comfortable across backend, web, and infrastructure.Strong fundamentals. Confident with TypeScript, GraphQL, and SQL. At home in NestJS (or a similar Node.js framework) and React.Cloud and DevOps minded. Comfortable across GCP or a similar cloud, CI/ ...

Engineering Manager - Content API (f/m/d)

Hiring Organisation
Contentful
Location
London, United Kingdom
Salary
£ 80 K
Engineering Manager to lead a high-performing, remote-first API development team based in Europe who are driving Contentful’s REST and GraphQL APIs that enable customers to manage and deliver content at scale. The role will focus on continuously evolving our platform with advanced observability, automation, and AI-driven ...

Senior Engineering Manager

Hiring Organisation
Multiverse Group
Location
London, United Kingdom
Salary
£ 80 K
Python/TypeScript (if you don’t have Typescript, you will need to learn): React/Next.js (App Router, RSC, server actions), tRPC/GraphQL, Node/Express.PostgreSQL at scale via an ORM, with migration discipline on large, live schemas.Event-driven systems on a message bus (we use RabbitMQ) — versioned ...

Senior Software Engineer – AI Systems & Full-Stack Ownership

Location
City Of London, England, United Kingdom
powered products. The role spans backend, API design, MCP integration and frontend development with React and TypeScript. You will design scalable REST/GraphQL APIs, implement agent-to-agent connectivity, and build production-grade frontend apps while collaborating with UX and product teams. #J-18808-Ljbffr ...

Full Stack .net Core Developer – Fintech50- Bath

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
Core Developer must have:Good knowledge and technical skills in the .NET Core 2/3Strong C#NET WebAPIDocument oriented databases (MongoDB, DocumentDB or others)GraphQL experience (Frontend/backend)Strong React/TypeScriptSingle Page ApplicationBDD/TDDESTful API design and developmentKnowledge and experience with Git and GithubCloud experience will ...