Senior Flutter Developer

For our client we are looking for a Senior Flutter Developer to lead mobile development for a fintech e-wallet and business finance platform. You will build secure, scalable apps using Flutter and Dart, working on real-time payments, account management, and merchant services. The role includes ownership of mobile architecture, collaboration on RESTful APIs, and ensuring compliance with security and regulatory standards in a regulated environment. Key Responsibilities: Lead mobile development using Flutter and Dart Define mobile architecture and engineering standards Deliver features end-to-end (design production) Implement state management (BLoC, Riverpod, Provider, Clean Architecture) Integrate and collaborate on RESTful APIs Ensure secure data handling (auth, authorization) Improve CI/CD pipelines, testing, and release processes Optimize performance and resolve production issues Conduct code reviews and mentor developers Ensure security and regulatory compliance Must-Have Requirements: 5+ years Flutter & Dart experience Proven delivery of production mobile apps Strong Flutter architecture knowledge (BLoC, Riverpod, etc.) Experience with RESTful APIs and async programming Strong mobile security understanding Experience with CI/CD, testing, and App Store/Google Play releases Fluent English Nice to Have: Experience in fintech, banking, or regulated industries Experience in payments systems or open banking integrations Knowledge of KYC, or high-volume systems Experience with deep linking, push notifications, secure sessions Knowledge of app hardening and encryption Lead / mentoring experience We offer: Project/Client: Fintech Location: Remote (Baltic States) Language: English Engagement: Full-time B2B contract. Hourly rate: 30-35 EUR. Recruitment process: CV Screening: Applications are reviewed within 24 hours. Pre-Screening Interview: A brief Q/A session ( Automated or with a Recruiter ) designed to learn more about your experience related to the required job position. Automated Session (Recommended) – You can complete this session on your own at a time that is convenient for you. The questions and follow-ups are well-structured and designed to highlight your experience and provide detailed insights into your background. This option is recommended because it's usually more detailed and allows us to provide feedback from the hiring manager faster. Session with a Recruiter – You can also have the session with a recruiter. The questions are the same, but the discussion may be a bit less detailed, and feedback might take a little longer. Shortlisting: Qualified candidates are presented to the hiring manager for review. Formal Interviews: On-site discussions with the hiring manager or project team, with feedback provided within 1-2 weeks. Offer and Onboarding: Successful candidates receive a formal offer and begin a structured onboarding process. Information about the processing of your personal data is provided in our Privacy Policy, which is available online a Privacy Policy