Senior Flutter Developer

Erecruiter; Wrocław; Hybrid; PLN 180,000 - 240,000; Full time

Job summary

S3 Connected Health in Poland is hiring a Senior Flutter Developer to design and build mobile apps for iOS and Android, interfacing with cloud back-end services.

You will lead Flutter development, ensure UI/UX parity across platforms, and work with cross-functional teams to ship features while maintaining code quality and tests.

Strong English communication is essential; we offer flexible remote, hybrid, and on-site options for a global healthcare technology leader.

Qualifications

• 5+ years in mobile app development.
• Expertise in Flutter and Dart.
• Experience with REST APIs to connect apps to back-end services.
• Good knowledge of Git and version control.
• Understanding of UI/UX standards and mobile development lifecycle.
• Excellent written and spoken English for global teamwork.

Responsibilities

• Design and build advanced digital health mobile apps for iOS and Android.
• Oversee Flutter development and ensure feature parity across platforms.
• Unit-test code for robustness and reliability.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Identify bottlenecks and improve performance and scalability.
• Maintain code quality and testing processes.

Skills

Flutter

Dart

REST APIs

Git

Cloud messaging

Third-party libraries

UI/UX

English communication

Job description

S3 Connected Health is a leading digital health company headquartered in Dublin, Ireland. We are a team of over 250 clinicians, behavioral scientists, and technologists dedicated to transforming healthcare through innovative digital solutions. We create state-of-the-art platforms for remote patient monitoring, medication adherence, and patient engagement that empower millions to improve their health and quality of life.

Senior Flutter Developer

Key Responsibilities:

Working as a Senior Flutter Developer, you will:

• Design and build advanced digital health systems consisting of mobile applications, external devices, and cloud back-end services
• Oversee the Flutter development of mobile applications tailored for iOS and Android platforms, collaborating closely with fellow mobile app developers to ensure a unified approach across both platforms and uphold feature parity.
• Standardize the apps delivering the same quality and UI/UX whilst minimizing duplication of effort
• Collaborate with cross-functional teams to define, design, and ship new features
• Unit-test code for robustness, usability, and general reliability
• Identify and correct bottlenecks, fix bugs and improve application performance
• Help maintain code quality, development processes, and automated testing
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency

Qualifications required:

• 5+ years of working experience in mobile app development, demonstrating successful delivery of mobile apps
• Expertise in Flutter framework and Dart language
• Experience with RESTful APIs to connect apps to back-end services
• Understanding of cloud messaging APIs and push notifications
• Experience with third-party libraries and APIs
• Good knowledge of Git
• Solid understanding of the software engineering techniques, mobile development life cycle, and UI/UX standards
• Excellent verbal and written communication skills in English and ability to work in both international and multifunctional teams

Experience in any of the following areas is a distinct advantage:

• Developing Medical Device(s) or safety-critical systems and associated processes
• Native iOS and/or Android development, OS runtime capabilities, and limitations
• Leveraging AI tools to boost productivity in coding, debugging, and documentation
• Familiarity with continuous integration and delivery solutions
• Cybersecurity
• Work on products that have a real impact on patients' lives
• Collaborate with multidisciplinary teams spanning product design, software, hardware, systems engineering, quality, and regulatory affairs
• Contribute to innovative connected medical device and digital health programs across global markets
• Be part of an organization with deep expertise in regulated healthcare technology and a strong track record of bringing complex products to market
• Enjoy a flexible working model with remote, hybrid and office-based collaboration options

We reserve the right to contact only the chosen candidates.