Senior Staff iOS Engineer (Networking)

Lookout is an integrated endpoint-to-cloud security company. Our mission is to secure and empower our digital future in a privacy-focused world where mobility and cloud are essential to all we do for work and play. We enable consumers and employees to protect their data, and to securely stay connected without violating their privacy and trust. Lookout is trusted by millions of consumers, the largest enterprises and government agencies, and partners such as AT&T, Verizon, Vodafone, Microsoft, Google, and Apple. To learn more, visit www.lookout.com and follow Lookout on its blog, LinkedIn, and Twitter.

Your Role

As part of Lookout’s Engineering team, you will have an opportunity to take on some of the most interesting challenges in one or more core areas of intellectual property and fundamental building blocks that form Lookout’s category-defining Enterprise products. In order to tackle these challenging problems, you must be open-minded in exploring new areas as well as evolve key existing systems, including our iOS mobile platforms, automation and CI/CD tooling. If you enjoy building cutting edge products leveraging the latest technologies, tools and development methodologies, and want to make an immediate impact through your work, come check us out.

Responsibilities:

• Design, estimate, develop, and maintain high-quality, performant, and user-friendly iOS applications.
• Collaborate closely with designers, product managers, and other engineers to bring product vision to life.
• Write clean, maintainable, and well-documented code adhering to best practices.
• Write and maintain comprehensive unit and integration tests to ensure code quality and stability.
• Conduct unit and integration tests, participate in code reviews, and actively contribute to building a strong development culture.
• Stay up-to-date with the latest iOS technologies and frameworks (Swift, SwiftUI, etc.).
• Identify and troubleshoot technical issues efficiently and effectively.
• Mentor junior developers on the team.

Requirements:

• At least 10+ years building & shipping commercial mobile software for the iOS platform.
• Experience with network extensions 
• Expert-level proficiency in Swift and Objective-C.
• Strong understanding of Xcode, Interface Builder, and the iOS SDK.
• Strong understanding of networking protocols like DNS (DoT, DoH), VPN, TLS.
• Experience with design patterns and best practices for iOS development.
• Experience with unit testing frameworks and a passion for writing clean and maintainable code that is well-tested.
• Proven track record of developing highly scalable designs.
• Stellar communication, collaboration, and problem-solving skills.
• Good troubleshooting skills including usage of native tools, profilers and debuggers.
• Preference for working in a dynamic startup environment where everyday offers new challenges.
• A strong passion for mobile development and a desire to learn and grow.
• BS in Computer Science or related field.
  

Bonus Points:

• Experience in building any of the following - Mobile platforms/SDKs, Security, Networking, MDMs, Secure Containers (MAM).
• Experience with CI/CD pipelines and automated testing tools.
• Experience with server-side communication and APIs. 
• Contributed to apps with over 1 Million daily active users.
• A portfolio of previously developed iOS applications.

What We Offer:

• Competitive salary and benefits package.
• Opportunity to work on challenging and impactful projects.
• Collaborative and supportive work environment.
• Chance to learn and grow your skills with the latest technologies.
• Be part of a passionate team that is making a difference.