First Rail Customer App Development Procurement

First Rail are seeking a development partner for their existing customer-facing iOS and Android mobile apps. The requirement is for a mixture of dedicated/retained and ad-hoc/on demand teams for the ability to deliver against a prioritised roadmap of feature development, security enhancements and bug fixes. The supplier will deliver roadmap items, maintain backlog, plan sprints and releases, manage UAT phases and contribute to ongoing user research activities. The supplier will also manage the development, test, staging and production environments, ensuring alignment (as close as possible) between staging and prod. The supplier must have extensive experience and knowledge of the UK rail retail market and associated RDG standards.