Senior Flutter Developer

LionHires is a global recruitment partner for Fintech, iGaming, and Product Development.

We connect elite talent with an exclusive network of companies offering global relocation, premium compensation, and genuine career growth.

From Europe to the US and beyond, we help talent go global.

❗️Please note that this role is office-based in Serbia, Belgrade.

❗️If you need to be relocated, we take care of the process.

We are looking for a skilled Senior Flutter Developer to join our team in Serbia.

✅ Responsibilities:

• Development and improvement of crucial components of the platform.
• Make the product testable.
• Participate in grooming, planning, tech and estimation sessions.
• Make own decisions on architecture level.
• Bring fresh and innovative ideas into company’s processes.
• Support and improve product documentation.
• Coach Middle/Junior team members.
• Code review.

✅ Requirements:

• 3+ years of hands-on mobile development experience (Android or iOS).
• 2+ years of hands-on Flutter development experience (at least 1 application released in store).
• Solid knowledge of Dart (including Dart streams / RxDart).
• Solid knowledge of mobile architecture principles.
• Good knowledge of OOP/SOLID principles.
• Good knowledge of REST and Sockets.

✅ Nice to Have:

• Kotlin.
• Java.
• Swift.
• Experience with CI/CD process.
• Experience with Unit and Functional testing of mobile applications.

✅ We offer excellent benefits, including but not limited to:

• Modern office in New Belgrade.
• 24 vacation days annually.
• 6 sick days without medical certificate.
• Premium Health Insurance (coverage up to 5,000 EUR annually).
• Special occasion gifts: birthday, wedding, newborn.
• Learning & Development budget (for conferences, courses and certifications).
• Corporate events: international parties, team buildings, activities.
• Career growth opportunities in a fast-growing company.
• Relocation package for international candidates.
• Sports package (FitPass membership).
• Language classes: Serbian (company-covered).