Senior iOS Engineer: Build Secure, High-Impact Mobile Apps

ADT Security Services; Irving (TX); Hybrid; USD 120,000 - 180,000; Full time

Job summary

ADT is looking for a Senior iOS Mobile Software Engineer to join our Product Engineering mobile team in Irving, TX. In this role, you’ll help build and maintain core architecture and customer-facing features for an iOS security application used by hundreds of thousands of users each day.

You’ll work closely with product managers, UX designers, backend engineers, security, operations, and other partners to turn product ideas and Figma prototypes into reliable, high-performing mobile experiences.

Qualifications

• 5+ years of professional iOS development experience in a production environment.
• Proven experience shipping mobile applications or features used by real customers.
• Experience with Swift Concurrency, async/await, REST or GraphQL APIs, and security concepts.

Responsibilities

• Design, build, and maintain responsive, robust iOS features using Swift and SwiftUI.
• Own feature implementation from concept through production, with a focus on quality, reliability, and customer impact.
• Use modern mobile architecture patterns and iOS capabilities to improve the app experience.
• Collaborate with backend, security, operations, and product teams to align scope and priorities.
• Lead by example through code reviews and mentorship of other engineers.

Skills

Swift

SwiftUI

Xcode

iOS development

REST/GraphQL

Tools

Git

Jira

Confluence

CI/CD

Job description

ADT is looking for a Senior iOS Mobile Software Engineer to join our Product Engineering mobile team in Irving, TX. In this role, you’ll help build and maintain core architecture and customer-facing features for an iOS security application used by hundreds of thousands of users each day.

You’ll work closely with product managers, UX designers, backend engineers, security, operations, and other partners to turn product ideas and Figma prototypes into reliable, high-performing mobile experiences.