Senior Developer

Job Title: Senior Developer
Contract: 6 months
Location: London Area, UK

Join our team responsible for building and maintaining high-scale OTT SaaS platforms for. and client. You will work on robust TypeScript/Node.js backends, GraphQL APIs, and cloud-native deployments (Helm, Kubernetes), contributing to resilient, well-tested business logic and infrastructure.

What you'll do:

• 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 you'll bring:

• Extensive experience with TypeScript and Node.js in production environments.
• Strong knowledge of GraphQL (API design, schema evolution, integration).
• Experience with automated testing frameworks (Vitest, Playwright, Jest).
• Familiarity with DevOps tooling: Docker, Helm, Kubernetes, CI/CD pipelines.
• Experience with cloud-native architectures and infrastructure-as-code.
• Ability to drive improvements across the codebase and influence technical direction.
• Experience mentoring and coaching developers.
• Bonus: Experience with YAML, Helm chart templating, and large-scale SaaS or OTT platforms