1 to 25 of 34 GraphQL Jobs in London

Frameworks (langchain, langgraph, Google ADK) AI enabled code tooling: Cursor, Windsurf, GitHub copilot AI powered platform development: Lovable, Replit, Bolt APIs & Microservices: RESTful APIs, GraphQL, microservice architectures Cloud & DevOps: AWS, Azure, or GCP; Docker; CI/CD pipelines Data Integration: Products integrating ML/AI models, databases, BI tools ...

Bootstrap, Tailwind), state management (Redux, Context API) Front-end testing (Jest, React Testing Library, Cypress) Backend C#, ASP.NET Core/.NET 6+ RESTful and GraphQL APIs Entity Framework Core, LINQ Authentication & authorisation (OAuth2, JWT, Azure AD) Secure coding and API versioning Data & Integration SQL Server, Azure SQL, Cosmos ...

collaboration Back-end Experience with some of the following, or a strong willingness to learn: Node.js – building scalable, maintainable services APIs – RESTful design (GraphQL a plus), authentication, validation, rate limiting Databases – PostgreSQL/MySQL, schema design, indexing, query optimisation ORMs – Sequelize or similar (migrations, associations, transactions) Business logic – handling payments ...

with React, Tailwind CSS, Node.js, and TypeScript . Solid understanding of microservices and modular architecture . APIs, Data & Integrations Strong experience with RESTful and GraphQL APIs . Hands-on experience with middleware and orchestration tools such as Tachyon, Temporal, or similar platforms. Experience with data ingestion, pipeline management, and distributed ...

perfect match? Experience working with Python as your main language or willingness to adapt. Experience working with RESTful APIs and/or GraphQL Experience using version control tools (e.g., git) Experience with LangChain or LangGraph for building multi-step Agentic AI workflows is a plus, though not essential Good understanding ...

authentication flows, with the ability to assess design options and advise teams on integration approaches rather than implementing directly * Familiarity with RESTful and GraphQL API consumption and integration, including security considerations and cloud-native architectures (Azure preferred) * Working knowledge of architecture patterns, performance optimisation strategies, and security best practices * Awareness ...

applications Demonstrated fluency with TypeScript, React and frameworks such as NextJS Familiarity with state management libraries (Zustand, Redux, MobX etc.) Experience working with GraphQL/REST APIs Knowledge of the web platform, including HTML, CSS and Browser APIs Experience with the testing pyramid and tools such as Vitest, Jest, Playwright ...

culture, encouraging peer to peer feedback and evolving healthy, curious and humble teams. Tech Stack: Python, Javascript/Typescript, React/React Native, AWS, GraphQL, Snowflake, Airflow, DDD. This is an incredible opportunity for a Senior Software Engineer to join a unique company as they embark on a period ...

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 ...

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 ...

Authentication Linux at the terminal, including scripting and automation (e.g. shell, Python) Some other highly valued skills may include: Experience with CI/CD GraphQL Familiarity with authentication systems (e.g. OAUTH, SAML, Kerberos) OpenShift/Kubernetes and Docker Please feel free to contact myself Daisy Nguyen at Gibbs Consulting/ ...

patterns. Proven track record of shipping complex mobile applications to production Comfortable mentoring peers and supporting technical decision-making. Solid understanding of API integration (GraphQL and/or REST). Strong communication skills — able to work effectively with engineers, product managers, and designers. Experience with native modules and bridging ...

incremental. Proven track record in creating and executing effective QA automation strategies covering both front-end apps and back-end systems/microservices/GraphQl Experience with complex data sources with multiple entry points Experienced in test documentation: check lists, test cases, bug reports, test reports, clear vision for testing ...

Product Engineer (Backend) Salary: up to 105k Location : East/Central London (x4 days per week onsite) Tech stack includes : NodeJS, TypeScript, React, PostgreSQL, GraphQL, AWS, GitHub Actions, Pulumi. Current team size : x2 Engineers (plan is to grow to 4 in total) We're working with a profitable Tech4Good startup ...

/Vue ,andmodernfront-endbuildtools(Webpack,Vite,etc.). Experiencebuilding customShopifyapps using Node.js or RubyonRails . Familiaritywith Headless/Hydrogen/StorefrontAPI approaches. Provenexperiencewith ShopifyAPIs,GraphQL,andwebhooks . StrongunderstandingofecommerceprinciplesandUXbestpractices. Experienceleadingprojectsormentoringdevelopers. Excellentcommunicationandcollaborationskills. Mustbe basedintheUK withfullrighttowork. NicetoHave Experiencewith TypeScript . Familiaritywith headlessCMS platforms(e.g.Contentful,Sanity). Knowledgeof CI/CDpipelines andmodernDevOpsworkflows. Previousexperienceinan agencyenvironment ...

stateless, SPA and others Advanced knowledge of React and React Native Eco system and AWS technology stack. Strong API/integration experience: REST/GraphQL, auth flows, contract design and resilience patterns Well versed in latest CI/CD practises and tools, deployment methodologies and experienced in tools to enforce ...

stateless, SPA and others Advanced knowledge of React and React Native Eco system and AWS technology stack. Strong API/integration experience: REST/GraphQL, auth flows, contract design and resilience patterns Well versed in latest CI/CD practises and tools, deployment methodologies and experienced in tools to enforce ...

Lead Backend Engineer Salary: up to 125k Location : East/Central London (x4 days per week onsite) Tech stack includes : NodeJS, TypeScript, React, PostgreSQL, GraphQL, AWS, GitHub Actions, Pulumi. Current team size : x2 Engineers (plan is to grow to 4 in total) We're working with a profitable Tech4Good startup ...

tactical level, solve problems effectively, and come up with innovative solutions. Skills: Javascript, Typescript and React Native or React.js Next.js Typescript GraphQL CI/CD best practices Design systems (Storybook) Rullion celebrates and supports diversity and is committed to ensuring equal opportunities for both employees and applicants. ...

Technical skills Youre an experienced Fullstack developer with exceptional proficiency in PHP-based CMSes, such as Drupal, and Frontend technologies, including React/Next.js, GraphQL and Storybook You are comfortable working with both monolithic and decoupled architectures You are familiar with the component based approach to build and deliver projects ...

agile ceremonies and delivery activities Essential Skills & Experience Extensive experience developing frontend applications using React Strong experience with Next.js Hands-on experience using Apollo GraphQL Solid understanding of unit testing , ideally using Jest and/or Vitest Excellent software design, problem-solving, and debugging skills Strong communication and interpersonal skills ...

voice AI. 3 years experience in Typescript 3 years experience in React Experience using AI models in products Beneficial, technical: NextJS Tailwind Express PostgreSQL GraphQL Retrieval Augmented Generation systems Experience with GCP and Vercel platforms General: Ability to travel, at short notice, sometimes for extended periods (e.g. 4 weeks) Experience ...

Lead Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio … take concepts and ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: JavaScript and TypeScript Ag-Grid and GraphQL Python or Java Role: Lead Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript ...

Lead Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio … take concepts and ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: JavaScript and TypeScript Ag-Grid and GraphQL Python or Java Role: Lead Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript ...

REMOTE Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front End EMS OMS Execution Order Management System Portfolio … take concepts and ideas into technical solutions Excellent stakeholder interaction skills Agile The following is DESIRABLE, not essential: JavaScript and TypeScript Ag-Grid and GraphQL Python or Java Role: REMOTE Golang Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript ...