13 of 13 DemandTrendContract GraphQL Jobs in London

Proficiency in HTML, CSS, JavaScript, and frameworks such as React, Angular, or Vue.js Experience with D3.JS or similar advanced visualisation libraries Strong understanding of API development and integration (REST, GraphQL) Familiarity with database technologies and query languages (SQL, NoSQL) Experience working with data sources such as Microsoft Fabric’s Data Lake, Power.B.I., Qlik Sense, Airtable, and Databricks Good grasp of More ❯

testing frameworks Experience with optimising web applications in areas such as performance, security and resilience Experience with other development languages, frameworks and testing frameworks such as TypeScript, NodeJS, NextJS, GraphQL and Cypress Knowledge and experience with AWS Lambdas If you're interested in this opportunity, please email your latest CV with reate and availability. Staffworx Limited are a UK based More ❯

pipelines with GitHub and GitHub Actions Strong understanding of SQL database management Computer Science or related degree Bonus Points For: Experience with Snowflake cloud data warehousing API development using GraphQL Soft Skills: Team player who thrives in a collaborative environment Strong problem-solving skills and ability to meet tight deadlines Effective communicator and adaptable to new tech Why Join Us More ❯

Senior API Technical Consultant (GraphQL Specialist) Design and build next generation of high-scale SaaS platforms. We're looking for a senior/lead engineering consultant with deep expertise in GraphQL to take a leading role in developing our robust TypeScript/Node.js backend. You will be instrumental in shaping our technical direction, driving the evolution of our APIs, ensuring … our services are resilient, scalable and secure within a cutting-edge, cloud-native environment (Helm, Kubernetes). The Deliverables Design and build sophisticated, scalable GraphQL APIs and backend services using TypeScript and Node.js. Lead the design and evolution of our API schemas, ensuring they meet the complex demands of a rapidly growing platform. Champion best practice in code quality, automated … cross-functional Agile team to guide process improvements and make key architectural decisions. Experience Extensive production experience architecting and delivering complex applications with TypeScript and Node.js . Expert level GraphQL , including advanced API design, schema evolution, performance optimisation. Strong automated testing frameworks like Vitest and Playwright . Proficiency with modern DevOps tooling and cloud-native architecture, including Docker , Helm , Kubernetes More ❯

Full Stack Software Engineer GraphQL | TypeScript | Cloud-Native Based West London, Hybrid working, 1-2 days week on site. Outside IR35. 6 months initial, likely extensions. Were looking for a Full Stack Software Engineer who loves building high-quality, scalable systems and isn't afraid to get deep into both the code and the infrastructure. If GraphQL APIs, TypeScript/… backends and cloud-native deployments make you feel right at home, this is your stage. What you ll be doing Design & build robust, scalable TypeScript/Node.js services and GraphQL APIs that power real-world applications. Write code that lasts clean, maintainable, well-tested, and resilient. Shape our infrastructure through modern DevOps practices: CI/CD pipelines (Jenkins, Concourse), containerisation … and inspire junior engineers, helping to grow a culture of technical excellence. What you bring to the table Proven production experience with TypeScript and Node.js . Strong understanding of GraphQL from schema design to integration and evolution. Hands-on with testing frameworks like Vitest and Playwright . Comfortable with Docker , Helm , Kubernetes , and modern CI/CD pipelines. Experience in More ❯

Full Stack Software Engineer - GraphQL | TypeScript | Cloud-Native Based West London, Hybrid working, 1-2 days week on site. Outside IR35. 6 months initial, likely extensions. We're looking for a Full Stack Software Engineer who loves building high-quality, scalable systems and isn't afraid to get deep into both the code and the infrastructure. If GraphQL APIs, TypeScript … backends and cloud-native deployments make you feel right at home, this is your stage. What you'll be doing Design & build robust, scalable TypeScript/Node.js services and GraphQL APIs that power real-world applications. Write code that lasts - clean, maintainable, well-tested, and resilient. Shape our infrastructure through modern DevOps practices: CI/CD pipelines (Jenkins, Concourse), containerisation … and inspire junior engineers, helping to grow a culture of technical excellence. What you bring to the table Proven production experience with TypeScript and Node.js . Strong understanding of GraphQL from schema design to integration and evolution. Hands-on with testing frameworks like Vitest and Playwright . Comfortable with Docker , Helm , Kubernetes , and modern CI/CD pipelines. Experience in More ❯

pair programming, and peer code reviews SKILLS & EXPERIENCE Expert-level Ruby on Rails experience Advanced SQL knowledge and data modelling skills Comfortable with front-end technologies like React and GraphQL Experience working on complex, interdependent systems Strong attention to detail, with the ability to work independently in a fast-paced environment Familiarity with AI coding tools (e.g., Copilot, Cursor) is More ❯

bots Creating API integrations Skills: Experience of Google CCAI, DialogFlow & developing voice bots Experience developing GenAI enabled voice bots Great communication skills Preferred but not essential, experience of using GraphQL & API integrations More ❯

scale, complex environments. Deep technical proficiency in: Languages: Java 17+ (Java 21 preferred) Frameworks: Micronaut (preferred), Spring Boot Testing: JUnit, Mockito Build Tools: Gradle Data & Messaging: Kafka, MongoDB APIs: GraphQL Federation, REST Infrastructure & Observability: Terraform, OpenTelemetry, Dynatrace Please get in touch asap for a chance to work on this amazing project. More ❯

handling, session management, data masking, and audit logging. Translate UX/UI designs into modular, reusable components aligned with enterprise design systems. Integrate front-end applications with REST/GraphQL APIs, WebSockets, and backend services. Collaborate with AI engineers, backend developers, and cloud architects to deliver end-to-end solutions. Ensure compliance with cybersecurity and data privacy standards through secure … in greenfield or innovation lab settings. Experience developing interactive UIs, dashboards, chat interfaces, and data visualizations for AI-powered tools. Skilled in integrating front-end applications with APIs (REST, GraphQL, WebSockets) and backend services. Deep understanding of front-end security practices (e.g., OWASP, CSP, input sanitization, role-based access). Familiarity with secure API design, token management, and data privacy More ❯

handling, session management, data masking, and audit logging. Translate UX/UI designs into modular, reusable components aligned with enterprise design systems. Integrate front-end applications with REST/GraphQL APIs, WebSockets, and backend services. Collaborate with AI engineers, backend developers, and cloud architects to deliver end-to-end solutions. Ensure compliance with cybersecurity and data privacy standards through secure … in greenfield or innovation lab settings. Experience developing interactive UIs, dashboards, chat interfaces, and data visualizations for AI-powered tools. Skilled in integrating front-end applications with APIs (REST, GraphQL, WebSockets) and backend services. Deep understanding of front-end security practices (e.g., OWASP, CSP, input sanitization, role-based access). Familiarity with secure API design, token management, and data privacy 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 ❯

handling, session management, data masking, and audit logging. Translate UX/UI designs into modular, reusable components aligned with enterprise design systems. Integrate front-end applications with REST/GraphQL APIs, WebSockets, and backend services. Collaborate closely with AI engineers, backend developers, and cloud architects to deliver end-to-end solutions. Ensure compliance with cybersecurity and data privacy standards through … in greenfield or innovation lab settings. Experience developing interactive UIs, dashboards, chat interfaces, and data visualisations for AI-powered tools. Skilled in integrating front-end applications with APIs (REST, GraphQL, WebSockets) and backend services. Deep understanding of front-end security practises (e.g., OWASP, CSP, input sanitization, role-based access). Familiarity with secure API design, token management, and data privacy More ❯