Senior Software Engineer, iOS

thrivemarket; United States; Remote; USD 175,000 - 190,000; Full time

Benefits offered by this job

Stock options

Health and wellness benefits

Flexible paid time off

Fitness membership subsidy

Product membership discount

Coaching and therapy sessions

Job summary

thrivemarket is seeking an experienced iOS engineer to modernize and extend our consumer shopping app for iOS. The near-term focus is stabilizing a legacy-heavy codebase, reducing technical debt, and moving toward modular architecture and a modern design system; longer term, the work includes personalized, data-informed product discovery in close partnership with product and design teams.

In the longer term, you will contribute to personalized, data-informed product discovery while building

Qualifications

• 7+ years of iOS development experience with Swift.
• Experience with SwiftUI, UIKit, and MVVM (or similar).
• Experience with reactive frameworks like Combine or RxSwift.
• Experience with local persistence, caching, and tests.
• Knowledge of dependency injection and testable code.
• Experience modular development using Swift Package Manager, Git, and collaborative workflows.
• Experience modernizing legacy apps (Objective-C to Swift, UIKit to SwiftUI).
• Familiarity with LLM coding assistants and agent-based development.

Responsibilities

• Lead design and implementation of complex iOS features from planning through delivery.
• Migrate legacy interface components toward a modular, reactive architecture and shared design system.
• Improve reliability by diagnosing performance bottlenecks, memory leaks, and crashes.
• Work with product and design partners to shape requirements, technical plans, and sprint goals.
• Maintain code quality through reviews, testing, documentation, and architectural discussions.
• Help create accessible, polished user experiences and apply relevant developments in the Apple ecosystem.

Skills

iOS development

Swift

SwiftUI

UIKit

MVVM

Combine

RxSwift

Objective-C

Git

Xcode

Swift Package Manager

Modular design

LLM tools

Tools

Xcode

Git

Swift Package Manager

Job description

Role overview

Help modernize and extend a consumer shopping app for iOS. The near-term focus is stabilizing a legacy-heavy codebase, reducing technical debt, and moving toward modular architecture and a modern design system; longer term, the work includes personalized, data-informed product discovery in close partnership with product and design teams.

Responsibilities

• Lead design and implementation of complex iOS features from planning through delivery.
• Migrate legacy interface components toward a modular, reactive architecture and shared design system.
• Improve reliability by diagnosing performance bottlenecks, memory leaks, and crashes.
• Work with product and design partners to shape requirements, technical plans, and sprint goals.
• Maintain code quality through reviews, testing, documentation, and architectural discussions.
• Help create accessible, polished user experiences and apply relevant developments in the Apple ecosystem.

Requirements

• 7 or more years of iOS development experience and strong Swift skills, including work in mixed Swift and Objective-C codebases.
• Experience with SwiftUI and UIKit, and with MVVM or a similar architecture.
• Familiarity with reactive programming frameworks such as Combine or RxSwift.
• Experience with local persistence, caching, unit tests, and test doubles.
• Understanding of dependency injection and writing testable code.
• Familiarity with modular development using Swift Package Manager, Git, and collaborative workflows.
• Experience modernizing legacy applications, such as migrating Objective‑C to Swift or UIKit to SwiftUI.
• Experience with LLM coding assistants and awareness of agent-based development.

Nice to have

• Consumer app or e‑commerce experience and familiarity with analytics platforms.

Benefits and work setup

The listing describes stock options, health and wellness benefits, flexible paid time off, a fitness membership subsidy, a product membership discount, and access to coaching and therapy sessions. Employees must be based in the United States. The role includes travel to the Los Angeles headquarters twice a year for company-wide meetings. Listed base salary is $175,000–$190,000 per year, with compensation varying by qualifications, experience, and location.