Senior Engineer

Senior Engineer – dunnhumby

We’re looking for a Senior Engineer to join our team and help build and evolve the company’s design system. This role focuses on developing high‑quality, reusable React components and supporting the infrastructure required to build, test, and release them.

Key Responsibilities

• Conduct requirements analysis for new components and enhancements.
• Develop new React components and maintain existing ones.
• Provide advice and guidance to junior colleagues to resolve specific challenges and conduct design and code reviews.
• Work with consumers to support integration, investigate, and address any issues.
• Pass on knowledge through documentation and presentations to prevent key‑person dependencies.
• Identify and advise on improvement opportunities and automate and simplify testing and operations processes.

Essential Skills (Must Have)

• React.js
• TypeScript/Ja...