Lead iOS Engineer

We're building a next-gen ultra-fast, secure portfolio intelligence platform that blends speed, delight, and reliability, and now, we're ready to bring that experience to iOS. This is a unique opportunity to build the first version of the iOS application from the ground up for Arcana. We're looking for a passionate and experienced iOS Engineer who values clean code, sound design, and collaboration.

Responsibilities:

• Work closely with our product, design, and engineering teams to build new and innovative application experiences for the iOS platform.
• Implement custom native user interfaces using the latest iOS programming techniques.
• Build reusable iOS software components for interfacing with our back-end platforms.
• Analyze and optimize UI and infrastructure application code for quality, efficiency, and performance.
• Analyze, debug, and optimize application code and infrastructure for performance, efficiency, and quality.
• Advocate for and implement iOS development best practices, raising engineering quality across teams.
• Continuously invest in client infrastructure to improve development velocity, app reliability, and end-user experience.
• Drive the evaluation and adoption of modern mobile frameworks and technologies.
• Foster a collaborative, growth-oriented team culture with a focus on technical excellence and continuous improvement.

Requirements:

• Bachelor's degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience; a Master's or PhD is a plus.
• At least 5 years of professional software development experience, focused on iOS development using Objective-C, Swift, and the iOS SDK.
• Proven experience designing, building, and maintaining complex, scalable, and testable codebases, with a strong understanding of API design and unit testing strategies.
• Solid grasp of multithreading, concurrency, and memory management in mobile environments.
• Hands-on experience with feature flagging systems, experimentation systems, and large-scale mobile application architecture.
• Strong understanding of data structures and algorithms, with a technical leadership role guiding project teams and setting architectural direction.
• Demonstrated experience working in cross-functional and matrixed environments, collaborating effectively across product, design, and engineering teams.
• Exposure to or experience with other mobile platforms is a plus (e. g., Android).

Must-Have Skill:

• Proficiency in Swift (and Objective-C).
• Strong Understanding of iOS SDK and Frameworks.
• Experience with Xcode and Interface Builder.
• App Architecture Patterns like MVVM, MVC, or Clean Architecture for scalable and maintainable code.
• RESTful APIs and Networking.
• Unit Testing and Test Automation.
• App Store Deployment and Release Cycle.