Job Title: Senior Developer Location:Osterley, UK (Hybrid) Duration: 6 months-Extendable Job Description: * Architect, develop, and maintain scalable TypeScript/Node.js services and GraphQL APIs. * Write resilient, maintainable code with a strong focus on automated testing (unit, integration, functional, end-to-end, visual regression, Lighthouse). * Collaborate on DevOps practices: CI/CD (Jenkins, Concourse), containerisation, Helm chart authoring, and Kubernetes deployments. * Work within a cross-functional Agile team, contributing to technical direction, code reviews, and process improvements. * Ensure code is performant, secure, observable, and aligned with best practices. * Mentor and support junior developers, fostering a culture of technical excellence. What youll bring: 1. Extensive experience with TypeScript and Node.js in production environments. 2. Strong knowledge of GraphQL (API design, schema evolution, integration). 3.