Senior Swift (iOS & MacOS) Developer

Responsibilities

• Maintain, refactor, and evolve our existing MacOS and iPhone application stack.
• Modernize legacy components while ensuring backward compatibility and stability.
• Improve UX and performance across iPhone and MacOS platforms.
• Ensure integration with backend APIs and shared business logic.
• Coordinate releases, testing, and deployments via App Store and internal test systems.
• Introduce and enforce coding standards, test coverage, and CI/CD practices for Swift projects.
• Collaborate closely with designers, backend engineers, and project management to plan feature roadmaps and technical improvements.
• Analyze and fix complex bugs or performance bottlenecks in existing Swift and Objective-C codebases.

Requirements

• 5+ years of professional experience developing in Swift and SwiftUI (Objective-C knowledge is a plus).
• Deep understanding of Apple development ecosystems (Xcode, Instruments, Combine, AppKit/UIKit, Core Data, etc.).
• Experience maintaining MacOS and iOS apps across multiple OS versions.
• Familiarity with modular architectures (MVVM, VIPER, or Clean Architecture).
• Experience integrating REST/GraphQL APIs, local persistence, and background sync.
• Practical experience with unit/UI testing and App Store Connect/TestFlight workflows.
• Strong sense of code quality, maintainability, and long-term product sustainability.
• English C1 or above, written and spoken.
• German is a plus.

About Us

soxes is a specialist for individual software development and we bring technologies, people and processes into harmony. Our holistic approach lies in the planning, development and support of web, mobile, desktop and server applications. We are enthusiastic about the possibilities of digitalization and guide our customers competently and comprehensively through this upheaval. soxes is a healthy company with an open and dynamic working atmosphere, flat hierarchies, short decision-making, processes and a strong team spirit.

Benefits

• Colleagues with broad and deep know-how await you at our company and we are very familiar with the latest technologies.
• Individuality is ensured through flexible working time models, home office, etc. are taken care of.
• International cooperation with our own development teams in Saigon and Minsk and we encourage exchange through occasional travel to the respective locations.