FIS

Principal Software Engineer, Mobile Platform

FIS
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4 days ago
Jacksonville, FL, USAStaff+
H1B sponsor

Responsibilities

  • Define architecture and technical strategy for enterprise mobile platforms and applications.
  • Lead native iOS, native Android, and React Native framework strategy and establish mobile development standards.
  • Design reusable mobile frameworks, libraries, services, and developer tooling.
  • Guide application architecture using Swift, Kotlin, and modern React Native patterns.
  • Lead decisions involving security, privacy, scalability, accessibility, performance, testing, observability, and release reliability.
  • Establish continuous integration and delivery capabilities using Bitrise and complementary automation tools.
  • Guide application signing, provisioning, and releases through the Apple App Store and Google Play.
  • Partner with product, design, security, and platform teams to deliver consistent mobile experiences and mobile design-system components.
  • Evaluate AI-assisted capabilities for mobile development, testing, and operational workflows.
  • Resolve complex architecture, integration, performance, and production reliability challenges.
  • Coach senior engineers and technical leads and strengthen mobile engineering practices.

Requirements

  • Extensive experience architecting and delivering complex, production-grade mobile applications.
  • Advanced expertise in at least one native platform, Swift or Kotlin, with working depth in the other.
  • Experience with React Native.
  • Proven engineering leadership across mobile architecture, platform strategy, and technical standards.
  • Experience implementing mobile continuous integration and delivery pipelines, including Bitrise.
  • Deep knowledge of mobile security, accessibility, performance, testing, observability, and release management.
  • Hands-on experience with AI coding tools and a perspective on their impact on mobile engineering.
  • Degree in Computer Science, engineering, or a related field, or equivalent practical experience.
  • Experience with mobile platforms or applications in banking, payments, or financial services is preferred.
  • Experience releasing and maintaining applications through the Apple App Store and Google Play is preferred.
  • Knowledge of iPadOS, macOS, and the broader Apple development ecosystem is preferred.
  • Experience integrating mobile applications with APIs, identity platforms, and cloud-based services is preferred.
  • Familiarity with secure software development practices for regulated financial environments is preferred.
  • Experience with Apple App Attest, Google Play Integrity, and secure secrets handling is preferred.

Benefits

  • Competitive salary and benefits.
  • Personal and professional learning opportunities.
  • Inclusive and diverse work environment.
  • Resources and opportunities to give back to the community.
  • Opportunity to make an impact in fintech.
  • US positions may require a drug test after a conditional offer, and reasonable accommodation requests are reviewed case by case.

Tech Stack

iOSKotlinmacOSReact NativeSwift

Categories

Mobile
FIS

About FIS

10,000+ employees

FIS builds financial technology for banks, merchants, and capital-markets firms, including core banking platforms, payment processing, fraud/risk tools, and investment/treasury systems. It sells enterprise software, cloud services, and outsourced processing via long-term contracts and transaction-based fees. Founded in 1968 and headquartered in Jacksonville, Florida, FIS is a Fortune 500 public company trading on the NYSE (FIS) with customers worldwide.

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