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Mobile Team Tech Lead, New York, Contractor

ION Group

Responsibilities

  • Design, implement, deliver, and test innovative iOS and Android applications while understanding our products from both a technical and product perspective in the context of our client’s business.
  • Actively contribute to the adoption of strong software architecture, engineering best practices, and new technologies. We are always improving the process of building software; we’ll need your help to do that.
  • Bring a passion to stay on top of tech trends.
  • Experiment with and learn new technologies.

Requirements

  • 10-12+ years
  • of experience designing and building complex, commercial-grade software systems, with
  • 4+ years
  • leading Agile teams
  • Proficiency in
  • Swift

Familiarity with integrating RESTful APIs and third-party libraries

  • Knowledge of continuous integration and continuous deployment (CI/CD) pipelines for mobile applications
  • Understanding of mobile UI/UX principles and best practices to create intuitive and engaging user experiences
  • Excellent communication skills with the ability to influence both technical and non-technical stakeholders.

Preferred

  • Jetpack Compose, Kotlin Coroutines, MVI
  • Experience in fraud management/KYC/AML and regulatory reporting

Experience using on device biometrics for authentication

  • A strong portfolio of released applications on the App Store
  • Experience with AppConfig community standards and enterprise app distribution
  • College degree in Computer Science or related field of study or equivalent experience
  • Leverage AI-assisted development tools (e.g., Claude, Claude Code, Copilot) to improve team velocity and code quality, and help the team adopt them responsibly

THE ROLE

As a

Mobile Team Tech Lead at

Lab49 you are a true project leader. You own the technical direction and delivery of client engagements while multiplying the effectiveness of the engineers around you.

This is a hands-on leadership role. You will design systems, write code when it matters most, guide architectural decisions, and ensure the team delivers high-quality outcomes even when you are not directly contributing code.

You will work closely with client stakeholders, designers, product partners, and Lab49 leadership to ensure solutions are technically sound, aligned with business objectives, and delivered with excellence.

This is an on-site role. 5 days/week in the WTC area in NYC.

WHAT SUCCESS LOOKS LIKE

  • Your teams consistently deliver high-quality software that meets user and client objectives.
  • Engineers around you become more autonomous, capable, and effective because of your leadership.
  • Clients trust your judgment and rely on you for technical direction and clarity.
  • You demonstrate strong ownership of outcomes, proactively addressing risks before they become issues.
  • You can step away from day-to-day coding when needed without compromising delivery quality or team performance.

WHAT YOU SHOULD HAVE

  • and experience with native iOS development tools such as
  • SwiftUI
  • UIKit, SwiftData, Swift

Concurrency (async/await)

  • Experience in consumer banking including account management and onboarding.
  • Experience with agile development methodologies

BONUS POINTS

  • Exposure or hands-on experience with native
  • Android development with
  • Kotlin using tools like

WHY LAB49

At Lab49, you'll work on complex, meaningful challenges alongside talented engineers, designers, and consultants. You'll gain exposure to a wide range of technologies, business domains, and client environments while continuing to grow your career.

We value curiosity, judgment, and ownership. If you care about quality, enjoy helping others succeed, and want your work to have a meaningful impact, Lab49 is a place where you can thrive.

Lab49/ION is committed to maintaining a supportive and inclusive environment for people with diverse backgrounds and experiences. We respect the varied identities, abilities, cultures, and traditions of the individuals who comprise our organization and recognize the value that different backgrounds and points of view bring to our business.

Lab49/ION adheres to an equal employment opportunity policy that prohibits discriminatory practices or harassment against applicants or employees based on any legally impermissible factor.