Senior / Lead Full-Stack TypeScript Engineer (GraphQL Specialist) | Contract | TypeScript, Node.js, GraphQL | Large-Scale Media Platform | £500-600/day Outside IR35 | 6 Months | London Hybrid 2 days

Senior / Lead Full-Stack TypeScript Engineer (GraphQL Specialist) | Contract | TypeScript, Node.js, GraphQL | Large-Scale Media Platform | £500-600/day Outside IR35 | 6 Months | London Hybrid 2 days

Posted 1 day ago by Owen Thomas | Pending B Corp™

£600 Per day
Outside
Hybrid
London Area, United Kingdom

Summary: The role is for a Senior / Lead Full-Stack TypeScript Engineer specializing in GraphQL, focused on enhancing the API architecture for a large-scale media platform. The position involves designing GraphQL schemas, building backend services, and collaborating with frontend teams to deliver high-performance applications. This contract role is based in London with a hybrid working arrangement, requiring expertise in TypeScript, Node.js, and GraphQL. The contract duration is six months, with a competitive daily rate.

Key Responsibilities:

  • Design and evolve GraphQL schemas and API architecture for large-scale consumer platforms
  • Build and maintain high-performance backend services using Node.js and TypeScript
  • Develop full-stack features across modern TypeScript applications
  • Ensure APIs are scalable, secure, and performant under heavy traffic loads
  • Collaborate with frontend teams to define clean, well-structured GraphQL contracts
  • Improve API performance, observability, and reliability
  • Contribute to architecture discussions and technical design decisions
  • Work closely with platform and infrastructure teams to support scalable deployments
  • Write clean, maintainable, and well-tested code within an established engineering environment

Key Skills:

  • Strong experience building production systems with Node.js and TypeScript
  • Deep experience with GraphQL, particularly in designing and maintaining GraphQL schemas
  • Building GraphQL APIs and resolvers
  • Improving API performance and query efficiency
  • Experience working on large-scale consumer or platform products
  • Strong understanding of API design, distributed systems, and scalable backend architecture
  • Comfortable collaborating across frontend and backend teams
  • Experience working in high-performing engineering environments
  • Nice to have: Full-stack experience with modern TypeScript frontend frameworks
  • Experience working with high-traffic consumer platforms
  • Familiarity with cloud platforms (AWS, GCP, or Azure)

Salary (Rate): £600/day

City: London

Country: United Kingdom

Working Arrangements: hybrid

IR35 Status: outside IR35

Seniority Level: Senior

Industry: IT

Detailed Description From Employer:

Senior / Lead Full-Stack TypeScript Engineer (GraphQL Specialist) | Contract | TypeScript, Node.js, GraphQL | Large-Scale Media Platform | £500-600/day Outside IR35 | 6 Months | London Hybrid 2 days

We’re supporting one of the UK’s largest consumer digital platforms as they scale their engineering capability across several high-traffic products used by millions of customers. They’re looking for Senior / Lead Full-Stack TypeScript Engineers with deep GraphQL expertise to help evolve and scale their API architecture. This role sits within a high-performing product engineering team responsible for building and maintaining critical services that power modern web and mobile experiences. You’ll play a key role in designing and evolving GraphQL schemas, improving API architecture, and delivering performant full-stack applications within a mature engineering environment. This is an opportunity to work on complex distributed systems at significant scale, collaborating with experienced engineers across backend, frontend, and platform teams.

What You’ll Be Doing | Senior / Lead Full-Stack TypeScript Engineer (GraphQL Specialist) | Contract | TypeScript, Node.js, GraphQL | Large-Scale Media Platform | £500-600/day Outside IR35 | 6 Months | London Hybrid 2 days

  • Design and evolve GraphQL schemas and API architecture for large-scale consumer platforms
  • Build and maintain high-performance backend services using Node.js and TypeScript
  • Develop full-stack features across modern TypeScript applications
  • Ensure APIs are scalable, secure, and performant under heavy traffic loads
  • Collaborate with frontend teams to define clean, well-structured GraphQL contracts
  • Improve API performance, observability, and reliability
  • Contribute to architecture discussions and technical design decisions
  • Work closely with platform and infrastructure teams to support scalable deployments
  • Write clean, maintainable, and well-tested code within an established engineering environment

What We’re Looking For | Senior / Lead Full-Stack TypeScript Engineer (GraphQL Specialist) | Contract | TypeScript, Node.js, GraphQL | Large-Scale Media Platform | £500-600/day Outside IR35 | 6 Months | London Hybrid 2 days

  • Strong experience building production systems with Node.js and TypeScript
  • Deep experience with GraphQL, particularly: Designing and maintaining GraphQL schemas
  • Building GraphQL APIs and resolvers
  • Improving API performance and query efficiency
  • Experience working on large-scale consumer or platform products
  • Strong understanding of API design, distributed systems, and scalable backend architecture
  • Comfortable collaborating across frontend and backend teams
  • Experience working in high-performing engineering environments
  • Nice to have: Full-stack experience with modern TypeScript frontend frameworks
  • Experience working with high-traffic consumer platforms
  • Familiarity with cloud platforms (AWS, GCP, or Azure)

Please apply here and we will get back to you if it's a good fit for the client! :D