Senior iOS Developer

TL;DR

Senior iOS Developer (Swift/Objective-C): Developing and maintaining critical payment capabilities for a large-scale financial platform with an accent on architectural design (MVVM/VIPER) and high-performance code. Focus on building modular components, ensuring regulatory compliance, and optimizing system reliability through automated testing and cross-platform collaboration.

Location: Hybrid from Warsaw, Gdańsk, or Łódź (2-3 days/week in office)

Salary: 1000–1200 PLN/day (B2B)

Company

hirify.global is a Polish IT services company with over 15 years of experience, specializing in delivering highly skilled teams for international projects with a focus on Scandinavian work culture and professional development.

What you will do

• Develop and maintain iOS applications using Swift and Objective-C.
• Design and implement application architecture using MVVM or VIPER patterns.
• Build UI components with UIKit and SwiftUI.
• Integrate applications with backend systems via REST APIs.
• Create and maintain unit and automated tests to eliminate QA bottlenecks.
• Collaborate with cross-platform teams to ensure alignment across mobile and web channels.

Requirements

• 5+ years of experience in iOS application development.
• Advanced expertise in Swift, Objective-C, and their interoperability.
• Strong knowledge of architectural patterns (VIPER/MVVM) and modular design.
• Proficiency in UIKit, Auto Layout, and programmatic UI.
• Experience with XCTest, mocking, and automated testing frameworks.
• Excellent communication skills for an international environment.

Nice to have

• Payment domain knowledge.
• Backend development experience (Java).
• Understanding of Android and web frontend (Angular, TypeScript, JavaScript).

Culture & Benefits

• Scandinavian organizational culture emphasizing work-life balance.
• Flexible work organization.
• Financed professional training and development programs.
• Regular team integration meetings.
• International work environment with daily English usage.