Senior Software Engineer, Client Applications (macOS) - Remote

Overview

FileCloud is looking for a highly skilled Senior Software Engineer, Client Applications (macOS) to join our team in Europe. You will work on the core sync and OS integration layer of FileCloud Desktop on macOS. Your primary focus will be system-level development in Swift, using Apple’s File Provider framework and a strong understanding of macOS internals, filesystems, and OS integration. You will design and implement core sync and filesystem logic, integrate with Finder, and collaborate closely with QA and UI teams. The role requires someone who can work independently in a remote environment and take ownership of complex technical areas.

In Short

• Design, implement, and maintain system-level components for FileCloud Desktop on macOS in Swift.
• Work with Apple’s File Provider framework and manage filesystem events.
• Implement and maintain gRPC services and clients.
• Develop and maintain unit tests and integration tests.
• Integrate with Finder for file badges and context menus.
• Use tools like Xcode and Instruments to debug issues.
• Contribute to build and CI/CD pipelines.
• Strong experience with Swift and macOS internals required.
• Ability to work independently and collaborate effectively.
• Good communication skills and prior remote work experience.

Requirements

• Strong commercial experience with Swift (5.5+).
• Solid knowledge of macOS internals.
• Hands-on experience with macOS/POSIX and Apple APIs.
• Experience with multithreaded and asynchronous code.
• Experience with RPC/typed APIs such as gRPC.
• Strong debugging skills on macOS.
• Ability to work independently and own complex subsystems.
• Good communication skills in English.
• Familiarity with AI coding assistants is a plus.
• Experience with Apple File Provider framework is a nice-to-have.

Benefits

• Be part of a passionate team dedicated to building a world-class product.
• Dedicated time for training and education opportunities.
• A mentorship model for your development.
• A competitive salary with an annual bonus.
• Fully remote working with flexible hours.
• 20 days of paid time off, increasing with service.
• Paid day off on your birthday.
• Paid day off to volunteer.
• Reimbursement of hardware costs associated with the role.
• Paid monthly internet cost and wellbeing stipend.