Senior Mobile Engineer

Kunai builds full-stack technology solutions for banks, credit and payment networks, infrastructure providers, and their customers. Together, we are changing the world’s relationship with financial services. At Kunai, we help our clients modernize, capitalize on emerging trends, and evolve their business for the coming decades by remaining tech-agnostic and human-centered.

Hybrid – Chicago, IL (1–2 days per week onsite)

Kunai is hiring a Senior Mobile Engineer for their client's retail partners team.This role is ideal for a highly skilled mobile engineer who thrives in cross-platform environments and can bridge expertise across iOS, Android, and Web development.

Responsibilities

Design, develop, and maintain iOS mobile applications using Swift, SwiftUI, and UIKit.

Build SDKs to facilitate iFrame and WebView integrations for partner websites and apps.

Collaborate with product and design teams to ensure a seamless, non-disruptive customer experience.

Contribute toAndroid development with Kotlin/Java.

Leverage AWS cloud services to ensure secure, scalable, and efficient solutions.

Participate in code reviews, mentor junior engineers, and contribute to best practices in mobile engineering.

Required Qualifications

5+ years of mobile development experience with a focus on iOS.

Proficiency in Swift, SwiftUI, and UIKit.

Strong understanding of SDK design and secure communication patterns in mobile apps.

Experience integrating mobile solutions into broader partner or enterprise ecosystems.

Preferred Qualifications

Experience with Android development (Kotlin, Java).

Familiarity with AWS cloud services.

Prior experience in financial services, fintech, or similarly regulated industries.

Our success over the past 20 years is rooted in our exceptional team, which thrives in a culture of collaboration, creativity, and continuous learning.

We are proud to offer our employees a range of benefits, including competitive compensation, professional development opportunities, and flexible work arrangements, all designed to help them thrive. As we continue to expand, we remain committed to cultivating an environment where people feel valued, have a voice, and are given the tools to grow—both personally and professionally—while pushing the boundaries of innovation in the fintech industry.

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