18 of 18 GraphQL Jobs in Central London

React, Vue, or similar). Build and integrate cryptographic export and data protection components ensuring compliance with relevant standards. Develop and optimise RESTful and GraphQL APIs consumed by web and mobile applications. Design efficient data models and queries for MySQL (Aurora) and DynamoDB. Implement secure authentication and authorisation mechanisms (e.g. ...

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 ...

working on backend systems, APIs, or AI-related products Proficiency in Python and JavaScript/TypeScript (Node.js) Strong understanding of backend architectures, REST/GraphQL APIs, and data modelling Experience with containerisation (Docker) and cloud platforms ( GCP , AWS , or similar) Familiarity with LLM or AI APIs Exposure to agentic frameworks ...

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 ...

existing or rough designs using UI frameworks such as shadcn and Tailwind UI.Experience building web applications with React and NextJS.Strong understanding of APIs (REST, GraphQL) and how to build and consume them, using Python in FastAPI, Flask or similar frameworkExperience using Claude Code and/or Cursor to build featuresWorking ...

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/ ...

DevOps, SRE, or related technical roles, ideally within financial technology environments. Strong technical expertise with Python, Unix, PostgreSQL, and familiarity with Kafka, CockroachDB, FastAPI, GraphQL, Snowflake, Redis, and QuestDB or equivalent technologies. Proven experience designing and implementing monitoring and alerting tools (DataDog, Grafana). Solid experience with AWS Cloud Infrastructure ...

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 ...

/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 ...

SCSS Strong understanding of e-commerce fundamentals, including checkout flows, product pages, and conversion optimisation Experience with the Shopify ecosystem, APIs (REST/GraphQL), metafields, and third-party integrations Experience migrating from a custom tech stack to Shopify Performance-focused mindset, with attention to site speed and Core Web Vitals ...

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 ...

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 ...

hardware-design challenges. Prototype, test and deliver reliable, scalable solutions. Support other engineers through pairing and technical guidance. Tech & Environment 💻 Python (3.11), Django, PostgreSQL, GraphQL, Redis, Docker, collaborative, high-performance engineering culture. What They’re Looking For A Electronic Engineering degree from a top/Russell group university or similar. ...

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 ...

cross-functional stakeholders Respond to incidents Requirements 3 years of experience as an engineer Strong technical background building API Technical background in Python, GraphQL and MongoDB Comfort moving across techstacks Benefits Medical , Dental and Vision insurance Flexible time off policy New Macbook Pro Equity options If you are interested, please ...

applications are performant, accessible, secure, and compliant with relevant standards and regulations. Platform & Integration Lead the integration of mobile platforms with backend services using GraphQL APIs, and third-party systems to deliver seamless end-to-end user experiences. Collaborate with backend, platform, and DevOps teams to ensure well-designed interfaces … React Native is essential , with a strong grasp of front-end design patterns and best practices in mobile SDLC. Proven experience of REST/GraphQL API integration with mobile applications Solid understanding of mobile application fundamentals: iOS/Android app lifecycle, performance constraints and release management Proven hands-on software ...

Experience in delivering ecommerce solutions. · Design and development experience in eCommerce. · 10+ years of full stack development expertise (Node.js, React.js, Lambda programming, GraphQL, Type Script, workflow) · Should have used and enabled AI across design, development and testing. · Experience in delivering ecommerce solutions. · Design and development experience in eCommerce. · 10+ years … full stack development expertise (Node.js, React.js, Lambda programming, GraphQL, Type Script, workflow usage) · Functional knowledge about order orchestration – (order to cash) · Should have used and enabled AI across design, development and testing. · Functional understanding of middleware – (Kafka) · Experience in delivering ecommerce solutions. · Design and development experience in eCommerce. · 10+ years ...

Build and maintain secure, multi-user backend services Implement role-based access control, audit logging, and data integrity controls Design and scale high-concurrency GraphQL APIs Develop event-driven systems Ensure systems are observable, resilient, and cloud-ready Contribute to architecture decisions, documentation, and best practices Tech Stack TypeScript Postgres … GraphQL Cloud infrastructure (AWS and GCP) Node.js Requirements Strong experience building enterprise-grade backend systems Proven ability to design for scale, security, and reliability Solid understanding of APIs, authentication, concurrency, and data integrity Experience shipping systems used in real, multi-user environments Comfortable working with incomplete requirements and tight timelines ...