Senior Flutter Engineer – Hybrid London (6-Month Contract)

Rullion Ltd in London is seeking a Senior Flutter Engineer for a six-month, hybrid role (one office day per week). The candidate will design, develop, and maintain cross‑platform mobile apps using Flutter and Dart, collaborating with product, design, and backend teams, and contributing to architecture decisions and testing practices.

The role is Inside IR35, 37 hours per week, with a London office location at 47-53 Charterhouse St. Prior leadership and CI/CD experience are valued.

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