1 to 25 of 88 GraphQL Jobs in the City of London

DevOps – Manage deployments, CI/CD pipelines, and cloud infrastructure (AWS, Azure, or equivalent). Database & API Management – Design efficient PostgreSQL and MongoDB schemas and develop secure RESTful/GraphQL APIs for seamless data integration. Performance Optimisation. System Architecture & Scalability. Code Review & Quality Assurance. Security Best Practices. Skills and Experience: Essential: Proficiency in JavaScript/TypeScript, React, Node.js, PostgreSQL, and … MongoDB. Experience with Directus or other headless CMS solutions. Strong understanding of RESTful & GraphQL APIs. Proven experience in leading a development team and mentoring junior engineers. Hands-on experience with cloud platforms (AWS, Azure, or GCP) and DevOps practices. Agile development experience with CI/CD pipelines, Git, and containerisation (Docker). Desirable: Arabic language skills to support the platform More ❯

engineering, ideally with a computer science degree or equivalent experience. Strong full-stack development skills, particularly in Node.js, TypeScript, and React. Comfortable building and consuming REST APIs; experience with GraphQL is a plus. Experience with both relational (e.g., PostgreSQL, MySQL) and NoSQL databases. Familiar with cloud infrastructure (AWS or GCP), CI/CD, and Git. Bonus Points Experience with frontend More ❯

X20 Senior Software Engineers Needed – Tech Start Up – Fully Remote - GO, Golang, PHP, GraphQL, GRPC, AWS, API, Microservices, Next.JS, React - Offices based in London but all roles are fully remote 🌳🌳🌳 Areti has partnered with a rapidly growing tech-led organization who are seeking multiple Software Engineers ranging from junior to senior and looking to grow their team by a further … my client is happy for you to specialize in the areas you feel most comfortable: 🌳 Technologies you could work with include but is not limited to: GO, Golang, PHP, GraphQL, GRPC, AWS, API, Microservices, Next.JS, React ,Kubernetes, Docker, Microservices, Kafka. 🌳 Contemporary software engineering including selection and application of appropriate technology and patterns. 🌳 Confidence developing full-stack solutions as a polyglot More ❯

X20 Senior Software Engineers Needed – Tech Start Up – Fully Remote - GO, Golang, PHP, GraphQL, GRPC, AWS, API, Microservices, Next.JS, React - Offices based in London but all roles are fully remote Areti has partnered with a rapidly growing tech-led organization who are seeking multiple Software Engineers ranging from junior to senior and looking to grow their team by a further … my client is happy for you to specialize in the areas you feel most comfortable: Technologies you could work with include but is not limited to: GO, Golang, PHP, GraphQL, GRPC, AWS, API, Microservices, Next.JS, React ,Kubernetes, Docker, Microservices, Kafka. Contemporary software engineering including selection and application of appropriate technology and patterns. Confidence developing full-stack solutions as a polyglot More ❯

and operation of innovative software solutions Strong skills in modern web development (React.js, Node.js, AWS, TypeScript) and a solid understanding of web architecture Proficiency in building and managing APIs (GraphQL & RESTful) and strong database fundamentals (MongoDB) In-depth knowledge of AWS services (e.g. Lambda, Aurora RDS, EC2, ECS, SQS) Familiarity with CI/CD, DevOps practices, and common design patterns More ❯

Design & build scalable backend services and data pipelines - written in Python and deployed with Docker & Kubernetes. Integrate with enterprise ecosystems- enterprise software systems such as SAP and Oracle ERP, GraphQL/REST APIs, SFTP feeds, and event buses (Kafka, Pulsar). Wrangle large, heterogeneous data sets —model, transform, and index multi-modal, multi-terabyte enterprise datasets for advanced AI workloads More ❯

knowledge using Node.js , with full-stack ability in React Cloud experience, ideally with AWS (Lambda, EKS, RDS) and Kubernetes Exposure to AI tools or automation workflows (desirable!) Familiarity with GraphQL , CI/CD, and Infrastructure as Code (Terraform) A passion for clean, scalable architecture and leading by example If you are passionate about writing quality code and leading a high More ❯

Experience: Strong commercial experience as a Ruby Developer, with a proven track record of delivering complex projects. Demonstrable strong experience working on APIs, including design, development, and integration (RESTful, GraphQL). Proficiency in Node.js for specific backend services and tooling. Solid understanding of JavaScript for front-end integration and broader development needs. Experience with relational databases (e.g., PostgreSQL, MySQL). More ❯

Key Responsibilities for the Founding iOS Tech Lead, SwiftUI | HealthTech, AI, Greenfield Start-up | Shoreditch, Hybrid | Up to £110,000 + Stocks & Benefits APIs & Communication: Strong understanding of REST, GraphQL, WebSockets, and API design best practices Ideally Fullstack TypeScript Engineer (across frontend and backend) Proven experience as a senior software engineer or tech lead, ideally in an early stage startup More ❯

Key Responsibilities for the Founding iOS Tech Lead, SwiftUI | HealthTech, AI, Greenfield Start-up | Shoreditch, Hybrid | Up to £110,000 + Stocks & Benefits APIs & Communication: Strong understanding of REST, GraphQL, WebSockets, and API design best practices Ideally Fullstack TypeScript Engineer (across frontend and backend) Proven experience as a senior software engineer or tech lead, ideally in an early stage startup More ❯

Native/Expo and building mobile applications. Building scalable systems through event based systems Solid understanding of backend technologies, particularly Node.js . Familiarity with API development and integration ( REST , GraphQL ) and Nest.js would be a huge benefit. Experience with databases ( Postgres/SQL ). Knowledge of version control systems, particularly Git . Familiarity with cloud platforms ( Vercel , Google Cloud/ More ❯

Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at mid to senior levels who are passionate about crafting exceptional products. Initially it will be a five-month contract More ❯

Agentic AI-Powered FinTech Location: London/Hybrid (2 days per week in the office) Up to £130,000 per annum plus stock options Typescript | Node | React | Next.js | AWS | GraphQL Senior Full Stack Engineer - We’re partnering with a well-funded, cutting-edge startup that’s redefining how professionals in the financial services industry interact with artificial intelligence. They’re … as a Full Stack Engineer with JavaScript/TypeScript Strong frontend expertise in React, NextJS, and modern tooling (Tailwind, etc.) Solid backend skills with Node.js, Express, RESTful APIs or GraphQL Experience building production-grade applications and designing clean data models (SQL/NoSQL) Bonus Points For: Familiarity with AI/LLM tools (LangChain, Vercel AI SDK, OpenAI APIs) Experience building … Agentic AI-Powered FinTech Location: London/Hybrid (2 days per week in the office) Up to £130,000 per annum plus stock options Typescript | Node | React | Next.js | AWS | GraphQL More ❯

and backend systems—in a mission-led, product-obsessed, high-performance team. 🧑‍💻 What You’ll Do: Design, build, test, and ship new features across React Native, Node.js, AWS, and GraphQL Work cross-functionally with product, design, and other engineers to deliver high-quality UX Own full lifecycle of development from architecture and coding to deployment and observability Contribute to developer … take turns leading production deployments Work closely with CTO and co-founders in shaping product and tech direction 🛠 Tech Stack: Frontend: React Native (iOS/Android), SwiftUI (Watch), TypeScript, GraphQL (Apollo) Backend: AWS Lambda (Node.js & Python), AppSync, DynamoDB, S3, EventBridge, SNS Tooling: GitHub Actions, Fastlane, Sentry, Mixpanel, Intercom, Maestro E2E, Terraform ✅ What You Bring: 4+ years of software engineering experience More ❯

of developers Ability to help in coaching and mentoring junior members of the team Desirable - experience with other development languages, frameworks and testing frameworks such as TypeScript, NodeJS, NextJS, GraphQL and Cypress Knowledge and experience with AWS Lambdas More ❯

tools (e.g., GitHub Actions, Jenkins, CodePipeline) Familiarity with Docker and containerized deployments Strong understanding of software design patterns , clean code practices, and Agile methodologies Nice to Have: Experience with GraphQL or gRPC Exposure to monitoring/logging tools (e.g., CloudWatch, ELK, Prometheus) Knowledge of security best practices in API and cloud development Familiarity with data streaming using Kafka or Kinesis More ❯

and operation of innovative software solutions Strong skills in modern web development (React.js, Node.js, AWS, TypeScript) and a solid understanding of web architecture Proficiency in building and managing APIs (GraphQL & RESTful) and strong database fundamentals (MongoDB) In-depth knowledge of AWS services (e.g. Lambda, Aurora RDS, EC2, ECS, SQS) Familiarity with CI/CD, DevOps practices, and common design patterns More ❯

maintaining production-level software * Typescript & React : deep understanding of both front-end and back-end usage * AWS : experience running live production workloads (we use ECS, RDS, Lambda, SQS, VPC) * GraphQL : built and consumed APIs at scale * PostgreSQL : confident writing queries, designing schemas, and shipping DB changes without downtime * Strong communication : able to collaborate clearly with non-technical team members Bonus More ❯

Comprehensive Pension Plan 🌳 Tech Stack 🌳 Languages: Ruby-on-Rails, Java, Python, C#, VueJs, Typescript/Angular/React Cloud: Amazon Web Services (AWS) Databases: PostgreSQL, DynamoDB Additional Tools & Frameworks: GraphQL, REST APIs, Software Design Patterns – TDD, DDD, Agile methodologies: Scrum and Kanban 🌳 Key Responsibilities 🌳 Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and … back-end. Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps processes, including virtualization , containerization More ❯

AI technology stacks. Key skills required: Python, Node, Flask or Django Typescript, React or JavaScript Azure or GCP Deploy code to Google/Azure playgrounds REST and/or GraphQL API's CICD This client is looking to fill these positions ASAP, so if you are interested, please apply using the link below. Alternatively, if you would like to know More ❯

a 12-month fixed-term contract, offering up to £95K, with a 60% hands-on, 40% management split. Tech Stack: ✅ Frontend: TypeScript, React, Nx, Vercel, CSS ✅ Backend: Node.js, Next.js, GraphQL ✅ Cloud: AWS, GitHub/GitLab, CI/CD, Serverless ✅ Data: SQL, NoSQL ✅ Mobile: React Native About You: 🔹 Strong technical expertise with modern frontend & backend frameworks 🔹 Experience leading engineering teams in More ❯

learning and embracing new tech. Languages : 🌳 Ruby-on-Rails, Java, Python, C# 🌳 VueJs, Typescript/Angular/React Cloud : 🌳 Amazon Web Services (AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and … back-end. Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps processes, including virtualization , containerization More ❯

design is a must. Languages : 🌳 Ruby-on-Rails, Java, Python, C#, PHP 🌳 VueJs, Typescript/Angular/React Cloud : 🌳 Amazon Web Services (AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and … back-end. Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps processes, including virtualization , containerization More ❯

passion for learning and embracing new tech. Languages : ? Ruby-on-Rails, Java, Python, C# ? VueJs, Typescript/Angular/React Cloud : ? Amazon Web Services (AWS) Databases : Additional Tools & Frameworks : ? GraphQL ? REST APIs ? Software Design Patterns – TDD, DDD ? Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and … back-end. Cloud & Database Management : Build scalable, cloud-based solutions using AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps processes, including virtualization , containerization More ❯

of developers Ability to help in coaching and mentoring junior members of the team Desirable: Experience with other development languages, frameworks and testing frameworks such as TypeScript, NodeJS, NextJS, GraphQL and Cypress Knowledge and experience with AWS Lambdas More ❯