126 to 150 of 257 GraphQL Jobs in London

Expertise A minimum of 4+ years of experience as a Golang Developer Experience with AWS Cloud and/or developing Cloud applications Experience with PostgreSQL Experience working with Node.js, GraphQL, React Mobile projects, and Native technology Ability to critically review feature requests and make alternate proposals as needed Strong software development skills Implementation experience in Microservice Architecture Excellent communication and More ❯

.NET 8+ SQL Git Unit Testing RESTful web services Messaging & queuing Front-end framework such as React Docker Microservice Data Architecture Microfrontend & Atomic Design Preferred Experience: MySQL Postgres Kubernetes GraphQL Education and/or Experience: Bachelor's degree (B. S.) in Computer related subject area or related business field and eight (8) or more years of experience in Information Technology More ❯

satisfaction in shipping software that gets used by thousands. Technology we use and where we're going Our frontend is built with React and Typescript. Our product has a GraphQL backend and we use codegen to generate fully typed Typescript interfaces for the Apollo Client. We love our types! We also use d3, Formik, and Zustand to build out the More ❯

/Quartz platform. Experience working in large mono-repo codebases, where code often rolls out to production within minutes Familiarity with Investment Banking, FinTech or Financial Markets Knowledge of GraphQL is good to have. Tech Lead experience will be useful About Us J.P. Morgan is a global leader in financial services, providing strategic advice and products to the world's More ❯

advanced experience Hands-on practical experience delivering enterprise-level cybersecurity solutions and controls Advanced in one or more programming languages, ideally one or more of: *NIX Scripting, Python, SQL & GraphQL, Splunk, Grafana & OpenTelemetry Proficiency in automation and continuous delivery methods Proficiency in all aspects of the Software Development Life Cycle Advanced understanding of agile methodologies such as continuous integration and More ❯

to influence people at senior levels and from the highly technical to non-technical Tech Stack M&S uses a variety of technologies across Fulfilment systems, including: Java, Micronaut, GraphQL ReactJS, Next.js Kafka, MongoDB Azure Cloud, Terraform, Dynatrace (observability) Everyone’s welcome We are ambitious about the future of retail. We’re disrupting, innovating and leading the industry into a More ❯

to influence people at senior levels and from the highly technical to non-technical Tech Stack M&S uses a variety of technologies across Fulfilment systems, including: Java, Micronaut, GraphQL ReactJS, Next.js Kafka, MongoDB Azure Cloud, Terraform, Dynatrace (observability) Everyone’s welcome We are ambitious about the future of retail. We’re disrupting, innovating and leading the industry into a More ❯

to reducing average resolution time through automation What You'll Bring Must-Haves 3+ years of full-stack development experience Strong API development and integration expertise, including REST and GraphQL Familiarity with database design and implementation Experience building and deploying scalable web applications Understanding of RESTful API design principles Strong problem-solving abilities and analytical thinking Excellent communication skills with More ❯

first development Enthusiasm for using AI tooling to aid development Proven experience deploying, monitoring, and troubleshooting microservices in a production environment at scale. Designing quality APIs (like REST, gRPC, GraphQL, OpenAPI etc.) and integrating with 3rd party APIs. API Security (OAuth2, SAML, JWT etc) Strong at the usual best practices stuff: git, TDD, OOP principles (SOLID, design patterns etc) A More ❯

Senior Product Engineer (React/Node/AWS) Salary: £75,000 - £95,000 Location: Hybrid in London. Senior Product Engineer - would you like the opportunity to work for a market leading organisation, currently delivering to over 150 countries worldwide? You More ❯

Senior Product Engineer (React/Node/AWS) Salary: £75,000 - £95,000 Location: Hybrid in London. Senior Product Engineer - would you like the opportunity to work for a market leading organisation, currently delivering to over 150 countries worldwide? You More ❯

Principal Engineer – ClimateTech | Tech Strategy for a New Platform London – 1 day a week Up to £130,000 plus stock Typescript | Python | GraphQL | AWS Principal Engineer – We have been exclusively engaged by a leading ClimateTech business to hire a Principal Engineer who will provide key strategic direction for their growth plans in 2024. The Principal Engineer will report to the … while driving architectural governance. You will be a problem solver and enjoy the challenge of developing solutions to complex problems. Tech Agnostic although in-depth knowledge of Typescript, Python, GraphQL and AWS would be beneficial. This is an amazing opportunity to join a ClimateTech business at the beginning of a really exciting year of growth and possibilities. You will have … your CV or call Simon for a chat. Principal Engineer – ClimateTech | Tech Strategy for New Platform London – 1 day a week Up to £130,000 plus stock Typescript | Python | GraphQL | AWS More ❯

Trading UI Engineer – Front Office JavaScript, React, typescript, NodeJS, Tailwind, GraphQL, ApolloQL, Webpack, Cypress, HTML, CSS, REST, Data Visualisation, API. Real Time Trading Software, UI Development Perm Role – London – Onsite. £80000 - £120000 plus bonus Harrington Starr has partnered up with a Global Investment Bank in the City of London who are looking to hire a Senior UI Trading Software Developer … Key Tech Stack: Extensive React UI Development. Solid JavaScript programming Experience with Typescript Experience with Data Visualisation development. HTML and C55 Experience in Real Time trading application. Experience with GraphQL RESTful API development. BSc with Computer Science, Engineering or Mathematics. With a generous Basic Salary there is also a very healthy bonus scheme available including a number of other benefits. More ❯

Trading UI Engineer – Front Office JavaScript, React, typescript, NodeJS, Tailwind, GraphQL, ApolloQL, Webpack, Cypress, HTML, CSS, REST, Data Visualisation, API. Real Time Trading Software, UI Development Perm Role – London – Onsite. £80000 - £120000 plus bonus Harrington Starr has partnered up with a Global Investment Bank in the City of London who are looking to hire a Senior UI Trading Software Developer … Key Tech Stack: Extensive React UI Development. Solid JavaScript programming Experience with Typescript Experience with Data Visualisation development. HTML and C55 Experience in Real Time trading application. Experience with GraphQL RESTful API development. BSc with Computer Science, Engineering or Mathematics. With a generous Basic Salary there is also a very healthy bonus scheme available including a number of other benefits. More ❯

growth potential. They're looking for a number of bright, engaging software engineers familiar with or interested in working with their tech stack. Tech stack: Python (FastAPI, Starlette) | gRPC | GraphQL | PostgreSQL | DynamoDB | AWS | EKS | CI/CD pipelines What you’ll be doing: ✅ Contributing to the design and development of scalable backend systems ✅ Working across rotating product squads with full … backend engineering experience (ideally Python, but open to other languages) 🔹 Experience in microservices or modern service architecture 🔹 Excellent communication skills and willingness to take initiative Nice to have: 🟢 FastAPI, GraphQL, gRPC 🟢 Experience with AWS and CI/CD tooling This is a great opportunity to join a profitable, product-focused company with ambitions to scale in 2025. You’ll be More ❯

growth potential. They're looking for a number of bright, engaging software engineers familiar with or interested in working with their tech stack. Tech stack: Python (FastAPI, Starlette) | gRPC | GraphQL | PostgreSQL | DynamoDB | AWS | EKS | CI/CD pipelines What you’ll be doing: ✅ Contributing to the design and development of scalable backend systems ✅ Working across rotating product squads with full … backend engineering experience (ideally Python, but open to other languages) 🔹 Experience in microservices or modern service architecture 🔹 Excellent communication skills and willingness to take initiative Nice to have: 🟢 FastAPI, GraphQL, gRPC 🟢 Experience with AWS and CI/CD tooling This is a great opportunity to join a profitable, product-focused company with ambitions to scale in 2025. You’ll be More ❯

impact team building the foundation for something big - and genuinely different. What you’ll be doing Building new features in React Native using Expo (must-have) Designing and developing GraphQL APIs and backend services in Node.js Scaling and maintaining a modern platform built on Kubernetes , serverless , and AWS Integrating external services and SDKs (authentication, payments, etc.) Improving observability, reliability, and … the technical roadmap What you’ll bring: 5+ years of experience as a full stack engineer Expert-level skills in React Native (with Expo ) and Node.js Solid experience with GraphQL on both frontend and backend Experience working with modern cloud environments, preferably AWS Strong testing discipline and familiarity with automation and CI/CD A practical understanding of event-driven More ❯

impact team building the foundation for something big - and genuinely different. What you’ll be doing Building new features in React Native using Expo (must-have) Designing and developing GraphQL APIs and backend services in Node.js Scaling and maintaining a modern platform built on Kubernetes , serverless , and AWS Integrating external services and SDKs (authentication, payments, etc.) Improving observability, reliability, and … the technical roadmap What you’ll bring: 5+ years of experience as a full stack engineer Expert-level skills in React Native (with Expo ) and Node.js Solid experience with GraphQL on both frontend and backend Experience working with modern cloud environments, preferably AWS Strong testing discipline and familiarity with automation and CI/CD A practical understanding of event-driven More ❯

/plugins Headless CMS Web markup, including HTML5, CSS, and JavaScript/TypeScript Knowledge and experience of Git Sass, Webpack, and CSS frameworks like Tailwind React/NextJS and GraphQL Working with Restful APIs HTML emails DNS records Linux command line Experience with Vercel SEO principles Experience in an agency environment Experience Requirements: Agency: 2 years (required) WordPress: 2 years … of working with an agency or start-up. If this sounds like it its of interest, apply now! Keywords: Senior Web Developer, Senior Developer, WordPress, Headless CMS, React, Next.js, GraphQL, Full Stack Developer. More ❯

/plugins Headless CMS Web markup, including HTML5, CSS, and JavaScript/TypeScript Knowledge and experience of Git Sass, Webpack, and CSS frameworks like Tailwind React/NextJS and GraphQL Working with Restful APIs HTML emails DNS records Linux command line Experience with Vercel SEO principles Experience in an agency environment Experience Requirements: Agency: 2 years (required) WordPress: 2 years … of working with an agency or start-up. If this sounds like it its of interest, apply now! Keywords: Senior Web Developer, Senior Developer, WordPress, Headless CMS, React, Next.js, GraphQL, Full Stack Developer. More ❯

Role : Product Engineer Salary range : 70 - 130k (+ equity) Location: x3 days pw - Central London (Mon, Tues & Fri) Tech stack includes : React, Typescript, NextJS, Golang, AWS, Docker, Postgres, GraphQL Current team size: x3 Engineers Multiple Product engineers required on a permanent basis for a startup building a collaboration design platform for hardware engineering teams across the globe (think Rocket Ships More ❯

Role : Product Engineer Salary range : 70 - 130k (+ equity) Location: x3 days pw - Central London (Mon, Tues & Fri) Tech stack includes : React, Typescript, NextJS, Golang, AWS, Docker, Postgres, GraphQL Current team size: x3 Engineers Multiple Product engineers required on a permanent basis for a startup building a collaboration design platform for hardware engineering teams across the globe (think Rocket Ships More ❯

the trading world. Role You will take ownership over their Web Platform which includes the following: Web Application (NextJS, Shadcn based custom design system, TailwindCSS) interacting with Apollo Federated GraphQL API which routes requests to microservices and cloud functions. Lead the design of scalable, reliable, and maintainable system architectures Write and review production-grade code, upholding high standards of quality More ❯

the trading world. Role You will take ownership over their Web Platform which includes the following: Web Application (NextJS, Shadcn based custom design system, TailwindCSS) interacting with Apollo Federated GraphQL API which routes requests to microservices and cloud functions. Lead the design of scalable, reliable, and maintainable system architectures Write and review production-grade code, upholding high standards of quality More ❯

classification. Strong experience implementing AI models in production , through projects such as chatbots. Solid backend knowledge: APIs, caching, relational/non-relational databases Really nice to have - experience with GraphQL, tRPC, TanStack, AWS, Prisma Why join? Own and ship real AI features to millions — fast. Help build the next-gen chat automation, AI voice, and LLM-enhanced experiences. Work in More ❯