Senior Flutter Engineer - Hybrid Mobile Apps Lead

Energy Jobline CVL; Greater London; Hybrid; GBP 70,000 - 110,000; Full time

Job summary

Rullion is seeking a Senior Flutter Engineer in London to join a fast-paced development team delivering cross-platform mobile apps. The role is full-time, inside IR35, hybrid with one office day in London, starting as a six-month contract with potential extension.

You will design, develop, and maintain Flutter apps for iOS and Android, mentor peers, participate in architecture decisions, and collaborate with product, UX/UI, backend, and QA to ship robust features.

Qualifications

• Extensive commercial experience developing mobile applications with Flutter and Dart.
• Strong understanding of mobile application architecture and design patterns.
• Experience integrating APIs and working with cloud-based services.
• Proven track record of delivering production-ready applications.
• Knowledge of state management solutions.
• Experience mentoring developers and leading technical initiatives.

Responsibilities

• Design, develop, and maintain scalable Flutter applications for iOS and Android.
• Collaborate with Product Managers, UX/UI Designers, and Backend Engineers to deliver new features.
• Write clean, maintainable, and well-tested code.
• Lead technical discussions and provide guidance to other developers.
• Optimise application performance, reliability, and security.
• Participate in code reviews and champion engineering best practices.
• Integrate RESTful APIs and third-party services.
• Support CI/CD pipelines and automated testing processes.
• Opportunity to work on innovative mobile products.
• Collaborative and highly skilled engineering team.

Skills

Flutter

Dart

Mobile dev

CI/CD

Agile

Mentoring

APIs

Git

Tools

Git

CI/CD pipelines

Automated testing

REST APIs

Cloud services

Job description

Rullion is seeking a Senior Flutter Engineer in London to join a fast-paced development team delivering cross-platform mobile apps. The role is full-time, inside IR35, hybrid with one office day in London, starting as a six-month contract with potential extension.

You will design, develop, and maintain Flutter apps for iOS and Android, mentor peers, participate in architecture decisions, and collaborate with product, UX/UI, backend, and QA to ship robust features.