Mobile App Security Engineer Jobs

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Today

Sr Software Engineer

VizyPay Waukee, IA

Waukee, IA

Today

$100k - $130k/yr Full time Senior Android Angular

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Job Description

VizyPay is hiring a Senior Software Engineer (Mobile) to design and deliver the mobile version of VEXIS (iOS and Android) end to end.

Responsibilities

Own mobile architecture, security, and performance for VEXIS across iOS and Android
Lead native vs. cross-platform evaluation and publish recommendations, weighing cost, performance, maintainability, and alignment with VizyPay’s TypeScript/Angular engineering stack
Define and enforce mobile engineering standards including project structure, state management, offline-first data, testing, and accessibility
Mentor engineers through code reviews, pairing, and design reviews while contributing as an individual contributor
Deliver in an Agile environment by collaborating with Product, Engineering, UX/UI, and other stakeholders across the software development lifecycle
Align the mobile roadmap with platform architecture, security controls, and product roadmaps in partnership with Information Technology (Infrastructure & Security, Software Engineering)
Design, develop, and maintain the VEXIS mobile app, including:
- API integration with backend services using REST and WebSockets
- Push notifications via APNs and FCM
- Offline-first synchronization
- A responsive, performant mobile user experience
Build and operate mobile CI/CD and release management (example tooling: Azure DevOps, GitHub Actions, fastlane) including:
- Automated builds
- Code signing
- Store submission workflows through App Store Connect and Google Play Console
- Staged rollouts and release-health monitoring
Implement automated testing across the mobile stack (example frameworks: XCTest, Espresso, Detox, Appium, Maestro) with quality gates
Monitor crash and performance data (example tools: Firebase Crashlytics, Sentry) to drive root-cause resolution
Implement secure-by-design mobile engineering aligned with PCI DSS and OWASP MASVS/MASTG, including:
- Secure storage using Keychain / Keystore
- Certificate pinning
- Secure token and session handling
- Least-privilege API access
Partner with InfraSec on mobile threat modeling, logging, monitoring, and audit readiness
Operate production releases under formal change management with audit-ready change records

Requirements

Bachelor’s degree in Computer Science, Engineering, or related field, or equivalent experience
5+ years professional software engineering experience with strong mobile emphasis
3+ years shipping and operating production mobile applications distributed through:
- Apple App Store
- Google Play Store
Accountability for quality, performance, and outcomes for shipped mobile apps
Certifications (preferred): Google Associate Android Developer (AAD), App Development with Swift Associate, App Development with Swift Certified User, or equivalent
Experience in security- or compliance-constrained environments such as PCI DSS, SOC 2, or financial services regulation, delivered using formal SDLC and change management within Agile
Ability to translate business and product requirements into shipped mobile capabilities with measurable outcomes, and explain complex concepts to technical and non-technical stakeholders
Production mobile platform expertise on iOS and Android, using:
- Native toolchains (Swift/SwiftUI, Kotlin/Jetpack Compose) and/or
- Cross-platform frameworks such as React Native, Flutter, Ionic/Capacitor
Mobile testing experience across automated unit, UI, and end-to-end testing with quality gates (XCTest, Espresso, Detox, Appium, Maestro)
Secure mobile engineering knowledge aligned with OWASP MASVS/MASTG, including secure storage (Keychain/Keystore), certificate pinning, and secure token/session handling
Release engineering experience using App Store Connect and Google Play Console, including code signing, staged rollouts, and release management tooling such as fastlane
CI/CD and tooling expertise with Azure DevOps and/or GitHub Actions, plus strong Git fluency and development in VS Code or platform IDEs
API integration experience with REST, real-time patterns such as WebSockets, efficient client-side caching, APNs/FCM push notifications, and offline-first synchronization
Observability experience with crash and performance monitoring such as Firebase Crashlytics and Sentry, including release-health analysis
Strong TypeScript/JavaScript fundamentals and computer science concepts applied to production codebases (data structures, algorithms, design patterns)
Technical leadership track record through mentoring, code/design reviews, or ownership of engineering standards

Technologies

TypeScript, Angular
iOS, Android, Swift, SwiftUI, Kotlin, Jetpack Compose
React Native, Flutter, Ionic/Capacitor
REST, WebSockets
APNs, FCM
Azure DevOps, GitHub Actions, fastlane
App Store Connect, Google Play Console
XCTest, Espresso, Detox, Appium, Maestro
Firebase Crashlytics, Sentry
PCI DSS, OWASP MASVS/MASTG, Keychain, Keystore, certificate pinning
VS Code, Git
SOC 2

Benefits

401(k)
401(k) matching
Dental insurance
Flexible spending account
Health insurance
Health savings account
Paid time off
Retirement plan
Vision insurance

Additional Experience (Preferred)

Experience in payments, fintech, banking, or another regulated financial domain, or with CRM or field-workforce mobile products
Experience with 0 to 1 mobile product establishment, including greenfield architecture, first store launch, and framework-selection ownership
Angular/TypeScript familiarity (alignment with VizyPay’s frontend stack) or backend familiarity such as Node.js/NestJS and PostgreSQL to inform mobile data modeling
Mobile accessibility standards, product analytics and experimentation, and feature flagging with progressive rollout strategies

Location and Pay

Location: Waukee, IA (onsite)
Salary: USD 100,000 - 130,000 per yearly
Work location: In person

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