As a Senior iOS Engineer, you will lead mobile app development using Swift, improve app performance, and mentor junior engineers.
Created in 2002 by Marc Eckō, Complex is a leading global youth entertainment network showcasing the evolution of major pop culture categories, including streetwear and style, music, sneakers, and sports. Complex is a juggernaut in the content and culture space, delivering unprecedented global reach.
Complex is the world’s definitive cultural commerce, content, and experiential platform. We have created an all-new operating system built for the next generation, seamlessly integrating discovery, inspiration, community, and shopping. The company represents an expansion of the original vision with a deep understanding of convergence culture and its impact on contemporary society.
Whether through video, long-form editorial, or social content, Complex tells stories that engage dynamic conversation with our communities. Our internet-breaking cover stories document the heroes of culture and take them to the next level through product collaboration and shoppability.
Complex has become experts in creating immersive environments at our IRL experiences and cultural events. ComplexCon is our flagship festival bringing together the world’s most influential brands and artists for an unforgettable weekend of style, sneakers, art, design, food, music, inspiration and more.
Join us to help redefine the way people shop, while building a global marketplace that moves at the speed of culture. Complex is committed to building a high performing team that is passionate about what they do and the communities we serve.
Everyone at Complex truly believes in the company and its mission; it’s a requirement for working here. There is synergy within the teams that make Complex what it is, a well-oiled machine. Employees are at the forefront of the company's success because every one of us is given the opportunity to provide suggestions, feedback, and direction.
About the Role
- We're looking for a Senior iOS Engineer to help us elevate Complex’s mobile-first strategy. You’ll lead ongoing native app development for iOS, focusing on performance, scalability, and a seamless experience that connects content and commerce.
What You'll Do
- Lead feature development in our iOS app, written in Swift, supporting commerce and editorial use cases
- Architect reusable components and patterns that scale across modules and teams
- Collaborate with backend and API engineers to integrate new services into the app
- Proactively improve app performance, startup time, and overall user experience
- Implement analytics, A/B testing, and experimentation frameworks to iterate on features
- Review pull requests, help refine technical specs, and mentor junior mobile engineers
- Triage and resolve bugs, crashes, and performance regressions using real-time observability tools
- Stay current with iOS trends, Apple updates, and evolving platform best practices
Who you are
- 5+ years of professional experience building iOS applications
- Extensive experience with UIKit, Swift, and iOS SDKs
- Experience integrating with backend APIs and third-party services
- Strong understanding of mobile app architecture and Apple HIG
- Familiarity with app performance tooling and mobile observability
Bonus Points if…
- Experience with eCommerce or content delivery apps
- Background in integrating native apps with headless CMS or Shopify
- Familiarity with CI/CD for mobile development
- Experience leading or mentoring other mobile engineers
What we Offer
- Best in class health, dental, and vision insurance
- Healthcare FSA
- Dependent Care FSA
- Commuter Benefits FSA
- Short-term/long-term disability and life insurance
- Paid Parental leave
- 401k with 4% match
- Pet Insurance
- Legal and Identity Theft Plans
- Vacation time and sick days
We're an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.
The above statements cover what are generally believed to be principal and essential functions of the job. Specific circumstances may allow or require some incumbents assigned to the job to perform a different combination of duties.
Complex participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.
Candidates must be legally authorized to work in the U.S. without the need for visa sponsorship.
Top Skills
Ios Sdk
Swift
Uikit
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