Solid commercial experience in React/Redux development - Good understanding of development best practices such as TDD, continuous integration and continuous delivery - Good understanding of/experience with CI tools (Jenkins, Concourse) and testing frameworks - Experience with optimising web applications in areas such as performance, security and resilienceAbility and enthusiasm to push for new improvements across the code base and influence/learn from a large community of developers - Ability to help in coaching and mentoring junior members of the teamDesirable - experience with other development languages, frameworks and testing frameworks such as TypeScript, NodeJS, NextJS, GraphQL and Cypress - Knowledge and experience with AWS Lambdas