Senior iOS Engineer

Bonapolia โ€” Estonia ยท Posted ~6 days ago

Senior Full-time Remote

Skills

Swift UIKit SwiftUI Combine CoreData MVVM VIPER REST APIs Mobile security REST API

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Summary

A financial technology project is seeking an experienced iOS engineer to build secure, scalable mobile applications, integrate payment services, and deliver reliable user experiences.

Highlights

Remote senior mobile engineering role focused on secure financial applications, modern iOS development, and collaboration with cross-functional teams.

Description

Project/Client: Fintech Location: Baltic States, EU (remote) Seniority: Senior Language: English Role Overview: We are looking for a hands-on iOS Engineer to develop secure, scalable, and high-performance mobile applications supporting core banking, payments, and regulated financial services. The role involves close collaboration with product, design, and backend teams to deliver robust, compliant, and user-centric solutions. Key Responsibilities: Design, develop, and maintain iOS applications for secure banking and payment servicesTranslate product and regulatory requirements into clear technical solutionsIntegrate mobile apps with payment APIs, core banking systems, and compliance platformsApply secure coding, encryption, and data protection practicesEnsure high performance, responsiveness, and reliability across iOS devices and OS versionsParticipate in test automation, CI/CD pipelines, and Agile developmentCollaborate with cross-functional teams across delivery, testing, and release processes Must-Have Requirements: 4+ years of professional experience in iOS development using SwiftStrong experience with UIKit, SwiftUI, Combine, CoreData, and modern architectures (MVVM / VIPER)Experience integrating apps with RESTful APIs and secure data exchangeExpertise in mobile security, encryption, and secure authentication patternsFamiliarity with GDPR and PCI DSSProven experience in Agile / Scrum environmentsStrong communication and collaboration skills Nice to Have: Experience in fintech, banking, or payments mobile applicationsKnowledge of ISO 20022, SEPA, or other payment scheme standardsBackground in high-availability or high-security mobile systems ๐Ÿ“ฉ Ready to Join? We look forward to receiving your application and welcoming you to our team!