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# iOS Technical Lead

- **Company:** Acestack Llc
- **Location:** Washington, DC, United States
- **Experience:** Expert
- **Salary:** $98,696.0 - $139,339.0
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Cyber Security, Continuous Integration, Google Maps, Information Systems Security Architecture Professional, Location-Based Services, Payment Gateway, Secure Coding, Api Management
- **Published:** July 26, 2026
- **Apply:** https://www.careerjet.com/jobad/us98261254495feb6b619119ef3b44c704

## About the Role

Must Have Technical/Functional Skills
Strong in Swift, PassKit, Apple Pay, MapKit, CoreLocation, NearbyInteraction, CoreNFC.
Experience in secure coding, API integrations, and CI/CD., We are looking for an experienced iOS Developer with deep, hands-on expertise in building payments and wallet
experiences, location and maps-based features, and proximity/secure interactions using UWB and NFC capabilities
on iOS.

## Description

* Build Wallet-integrated experiences using PassKit.
 * Implement Apple Pay flows and secure payment transactions.
 * Integrate with payment gateways and implement validation, error handling, and reconciliation.
 * Develop mapping features using Google Maps SDK and Location Services API.
 * Implement geofencing, background location tracking, and fused location optimization.
 * Build custom map layers, clustering, markers, and real-time route visualizations.
 * Implement UWB-based interactions using NearbyInteraction.
 * Create NFC-based tap interactions using CoreNFC.
 * Write clean, testable Swift code and follow secure architecture principles.
 * BLE experience.
 * Knowledge of payment compliance and secure transaction patterns, MANTECH seeks a motivated, career and customer-oriented Phone Technician Lead to join our team in McLean, VA. In this role, you are responsible for the installation, maintenance, a…
 + 17 days ago


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