Senior iOS Engineer — Secure Mobile Payments SDKs (Paris)

Entrust; Paris; Hybride; EUR 70 000 - 110 000; Plein temps

Avantages offerts par ce poste

Health Insurance

Life Insurance

Lunch vouchers

RTT days

Résumé du poste

Entrust in Paris seeks a Senior iOS Software Developer to design, develop, and deliver secure mobile software within the Digital Card Solution (DCS) Mobile Team. You will evolve iOS SDKs and apps for digital payments, wallets, and authentication, ensuring security and certification compliance.

As a senior member, you’ll own architecture, CI/CD, testing, and production support, collaborating with Android, Backend, QA, DevOps, and Product teams to build scalable, secure mobile solutions for a

Qualifications

• Bachelor's degree in CS or related field or equivalent practical experience.
• 5+ years of professional software development experience.
• 4+ years of native iOS app or SDK development in Swift.
• Strong knowledge of iOS frameworks and architecture (OO design, SOLID).
• Experience with Git and CI/CD pipelines.
• Experience with testing methodologies (unit/functional).
• Ability to work in an Agile environment.

Responsabilités

• Design, develop, maintain high-quality iOS components, SDKs, and apps in Swift.
• Participate in the full software development lifecycle—from requirements to deployment.
• Provide Level 3 production support.
• Collaborate with Product, Security, QA, DevOps, and Backend teams.
• Develop functional tests to ensure product quality and reliability.
• Lead code reviews and contribute to technical specs.
• Investigate and resolve complex technical issues throughout the lifecycle.
• Optimize performance and maintainability of SDKs and apps.
• Contribute to CI/CD pipelines and build automation with DevOps.
• Support security and certification activities for mobile payments and authentication.
• Mentor junior developers and provide technical leadership.
• Stay current with iOS technologies and evaluate applicability to DCS products.

Connaissances

Swift

iOS SDKs

OOP & SOLID

Multithreading

CI/CD

Git

Testing

Java basics

Communication

Agile

Formation

Bachelor's degree in CS/Software Engineering or related field

Outils

Objective-C

KMM/KMP

Description du poste

Entrust in Paris seeks a Senior iOS Software Developer to design, develop, and deliver secure mobile software within the Digital Card Solution (DCS) Mobile Team. You will evolve iOS SDKs and apps for digital payments, wallets, and authentication, ensuring security and certification compliance.

As a senior member, you’ll own architecture, CI/CD, testing, and production support, collaborating with Android, Backend, QA, DevOps, and Product teams to build scalable, secure mobile solutions for a