Senior iOS Developer – Swift & Mobile Applications

Empower mobile innovation — shape the future of iOS experiences!

Krakow-based opportunity with hybrid work model (up to 3 days remote per week).

As a Senior iOS Developer, you will be working for our client, a forefront leader in mobile technology, dedicated to delivering sophisticated, user-centric applications that redefine user engagement. Your expertise will contribute to creating seamless, high-performance iOS apps that make a real impact in users' lives, driving innovation and excellence in mobile development.

Your main responsibilities:

• Develop cutting-edge iOS applications focusing on performance, responsiveness, and user experience.
• Collaborate with product managers, designers, and fellow developers to conceptualize and implement new app features.
• Conduct thorough testing and debugging to ensure high-quality standards across all projects.
• Stay informed about the latest iOS technologies, trends, and best practices to enhance development processes continuously.
• Optimize applications for maximum compatibility and performance across various iOS devices.
• Participate in code reviews and provide constructive feedback to ensure maintainable, high-quality code.
• Troubleshoot and resolve issues related to app performance, functionality, and integration.
• Work alongside backend teams to establish secure and efficient data communication.
• Maintain code integrity and adhere to architectural principles and design patterns.
• Contribute to project planning, timing estimates, and scope definition to meet deliverables effectively.

You're ideal for this role if you have:

• At least 5+ years of proven experience in iOS development.
• Strong proficiency in Swift programming language and iOS UI frameworks.
• Practical knowledge of common architectural design patterns for iOS.
• Experience with unit testing and snapshot testing.
• Solid understanding of version control systems, especially Git.
• Excellent problem-solving and debugging skills.
• Deep understanding of security best practices for iOS applications.
• Knowledge of concurrency mechanisms such as GCD, OperationQueue, and modern concurrency approaches.
• Experience with app modularization.

It is a strong plus if you have: (optional)

• Certifications related to iOS development or mobile security.
• Familiarity with continuous integration/continuous deployment (CI/CD) pipelines.

Language Required for the role:

• Fluent in English

Eligibility to work on this role:

• Only candidates with an existing legal right to work in the European Union will be considered for this role.

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Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.