Senior iOS Engineer — Security Mobile, Hybrid (Ann Arbor)

Cisco Systems, Inc.; Ann Arbor (MI); On-site; USD 139,000 - 204,000; Full time

Benefits offered by this job

Medical, dental and vision insurance

401(k) plan with Cisco matching

Paid parental leave

Short and long-term disability

Basic life insurance

Cisco RSU grants

Job summary

Duo Security, part of Cisco, seeks a Senior iOS Engineer to lead Duo Mobile capabilities on iOS using Swift and Objective-C. You will own features end-to-end, from architecture through production support, while mentoring teammates and shaping technical direction.

The role requires experience shipping production iOS apps, strong iOS SDK/SwiftUI skills, and collaboration across product, design, security, and backend teams. Hybrid role in Ann Arbor.

Qualifications

• Bachelor's degree or higher in a technical field.
• 6+ years of software engineering or related experience.
• 3+ years shipping and supporting production native iOS apps.
• Experience with Swift and Objective-C.
• Experience with iOS SDK and SwiftUI or UIKit.

Responsibilities

• Lead complex Duo Mobile iOS capabilities from requirements through architecture, implementation, tests, rollout, telemetry and production support.
• Raise quality through durable design, rigorous review, and delivery tooling.
• Collaborate with product, design, security, backend, and mobile teams to balance accessibility, reliability, and user experience.

Skills

Swift

Objective-C

iOS SDK

SwiftUI

Unit testing

Mobile API integration

AI coding assistants

Education

Bachelor's degree in computer science or related field

Tools

Xcode

Job description

Duo Security, part of Cisco, seeks a Senior iOS Engineer to lead Duo Mobile capabilities on iOS using Swift and Objective-C. You will own features end-to-end, from architecture through production support, while mentoring teammates and shaping technical direction.

The role requires experience shipping production iOS apps, strong iOS SDK/SwiftUI skills, and collaboration across product, design, security, and backend teams. Hybrid role in Ann Arbor.