Senior iOS Mobile Software Engineer

🚀 About the Role:

We're looking for a Senior iOS Mobile Software Engineer to join an international fintech team delivering high-impact, scalable solutions across global markets. You will lead the development of new payment features and SDKs used by merchants worldwide. This is a long-term, 100% remote opportunity to work with top engineers and product leaders across Europe.

You’ll join a mission-driven team working on SDK and app development, with ownership spanning backend microservices in Java/Kotlin and iOS client solutions.

Location: Remote

Rate: Up to 265 USD/day

Type: B2B Contract

🔧 Key Responsibilities:

• Lead architecture and development of advanced iOS SDKs and applications.

• Drive end-to-end delivery: design, implementation, testing, deployment.

• Act as a trusted technical advisor across internal teams and external clients.

• Mentor junior and mid-level iOS engineers.

• Improve iOS CI/CD pipelines and code quality through automation and best practices.

• Collaborate closely with cross-functional teams in Poland and Germany.

✅ Requirements:

Must-Haves:

• 5+ years of iOS development experience.

• Strong command of Swift and solid understanding of iOS frameworks.

• Experience with backend API integration.

• Familiarity with Swift Package Manager (SPM).

• Deep knowledge of architecture patterns (MVC, MVVM, Clean Architecture).

• Clean coding principles (SOLID, KISS, DRY).

• Strong communication skills in English.

Nice-to-Have:

• Experience in Objective-C.

• Built and distributed mobile SDKs/libraries.

• Exposure to backend or Android development.

💡 Project Overview:

You will help enhance and maintain a global iOS SDK—focusing on feature development, testing, release processes, automation, and occasional refactoring.

🌍 Why Join?

• Work on cutting-edge fintech solutions used globally

• Collaborate with a skilled, international team

• Flexible remote work setup

• Competitive daily rate

Interested? Apply now and be part of a top-tier engineering initiative shaping the future of digital payments.