Senior Flutter Developer

This is a remote position.

Engagement: Contract, 3 months, extension possible subject to funding

Location: Fully remote

Work hours: UK hours

About the role

UK Client is building a web-based Flutter MVP for a platform that handles financial data, so security and reliability are central. The immediate focus is shipping the web MVP, with Android and iOS versions planned later. This is a hands-on delivery role working directly with the client's technical lead.

Requirements

Key responsibilities

• Build and ship the web-based Flutter MVP to release quality

• Implement clean, maintainable state management using Riverpod

• Integrate secure RESTful APIs for financial data, using tools such as Retrofit for backend interaction

• Write Golden tests to keep widget UI consistent across changes

• Work closely with the technical lead on reviews and onboarding

• Structure the codebase to support future Android and iOS builds

Must-have skills

• 5 to 10 years of professional software development experience

• Minimum 5 years hands-on Flutter

• Strong command of Riverpod for state management

• Proven experience building and consuming secure RESTful APIs

• Familiarity with Retrofit (or equivalent) for backend interaction

• Practical use of Golden tests for widget UI regression

• Comfortable working with sensitive financial data

• Strong written and spoken English

Nice to have

• Experience building MVPs in a startup or bootstrapped setting

• Fintech or financial services background

• Track record taking a web Flutter app through to mobile