MacOS Swift Software Engineer

Senior Software Engineer

We develop one of the leading macOS security solutions, protecting millions of users from viruses, scams, and other online threats — powering our trusted brands: Avast, AVG, Avira, and Norton.

In addition, we build client software for VPN, Tune-Up utilities, and privacy solutions for macOS, and we also develop an Antivirus Solution for Linux.

As a Senior Software Engineer, you'll play a key role in elevating the user experience for security-critical features across multiple brands.

You'll contribute to one of the most advanced consumer security solutions on macOS, helping millions of users stay protected every day.

As an AI-first company, we empower our engineers with a wide range of AI tools to accelerate onboarding, support daily development, and enable rapid prototyping.

In this role, you will:

• Design, implement, and maintain core security features.
• Advance and support components of our Cleaning and Optimization suite.
• Explore and integrate macOS system capabilities to deliver a seamless, tailored user experience.
• Collaborate with Product Managers and Product Owners to clarify and refine requirements.
• Partner with Designers to translate UI concepts into elegant, functional macOS applications.
• Challenge the status quo — we value engineers who bring fresh ideas and drive innovation.

About You:

• Strong proficiency in Swift.
• Experience with AppKit or UIKit.
• Ability to work autonomously, including developing prototypes or PoCs to validate ideas with Product and UX teams.
• Excellent communication skills, with the ability to explain complex technical concepts to non-technical stakeholders.
• Basic understanding of macOS internals and system architecture.
• Ability to write secure code and design secure APIs.
• Basic bash scripting skills (Python is a plus).
• Awareness of Apple's latest technologies, guidelines, and best practices.
• Deep knowledge of macOS frameworks.
• Proven experience developing sophisticated user interfaces using AppKit.
• Hands-on experience with Core Animation and Core Graphics.

What's Next:

• Our interview process consists of two stages:
• First round: You'll meet Timo Christ (your manager) online.
• Second round: Meet the team — an opportunity for you to get to know your future colleagues and the team better.