Senior iOS Developer — Secure, Scalable Banking App

Levy Professionals; Amstelveen; On-site; EUR 90,000 - 120,000; Full time

Job summary

Levy Professionals is seeking a Senior iOS Developer to join a long-term banking project in the Netherlands. The role focuses on secure, scalable mobile solutions for millions of users, with emphasis on authentication, signing flows, and platform security.

You will collaborate with product owners, designers, and security specialists to evolve the mobile platform, delivering high-quality features in a modern engineering environment.

Qualifications

• 8+ years of professional iOS development experience.
• Expert-level knowledge of Swift.
• Strong understanding of modular architectures, Clean Architecture, VIPER, or similar design patterns.
• Extensive experience with asynchronous programming and concurrency.
• Experience building applications using both UIKit and SwiftUI.
• Experience implementing accessibility standards and best practices.
• Strong understanding of software engineering principles and clean code.
• Experience working within Agile Scrum teams.

Responsibilities

• Develop new features using Swift for one of the largest banking apps in the Netherlands.
• Design modular and scalable application architectures.
• Build secure authentication and digital signing capabilities.
• Work with both UIKit and SwiftUI to create modern user experiences.
• Apply modern concurrency techniques using Swift Concurrency, GCD, Combine, or reactive frameworks.
• Collaborate closely with Product Owners, QA Engineers, UX Designers, Security Specialists, and fellow developers.
• Participate in code reviews and promote engineering best practices.
• Support CI/CD pipelines and DevOps ways of working.
• Contribute to engineering guilds focused on topics such as accessibility, architecture, design systems, or technical excellence.

Skills

Swift

iOS development

Agile Scrum

Accessibility

Concurrency

Tools

UIKit

SwiftUI

VIPER

Clean Architecture

Swift Concurrency/GCD/Combine

Job description

Levy Professionals is seeking a Senior iOS Developer to join a long-term banking project in the Netherlands. The role focuses on secure, scalable mobile solutions for millions of users, with emphasis on authentication, signing flows, and platform security.

You will collaborate with product owners, designers, and security specialists to evolve the mobile platform, delivering high-quality features in a modern engineering environment.