Senior iOS Developer

GeekSoft Consulting; Amsterdam; On-site; EUR 90,000 - 130,000; Full time

Job summary

GeekSoft Consulting is seeking a senior iOS developer to design, build and continuously improve our clients' online platform. You will work in a cross-functional team within an Agile/DevOps environment, focusing on native iOS features using Swift, UIKit and SwiftUI while modernizing legacy code and ensuring accessibility.

The role emphasizes regulatory/compliance-driven updates and expanding card-related mobile experiences within a fast-paced, innovative setting in Amsterdam.

Qualifications

• 8+ years of professional experience in iOS application development.
• Senior iOS Developer to evolve and enhance card-related mobile experiences.
• Experience refining business requirements, regulatory and compliance-driven changes, ensuring scalable solutions.

Responsibilities

• Develop native iOS applications using Swift.
• Maintain and modernize legacy code for maintainability and performance.
• Collaborate with product owners, designers, architects, and engineers in Agile ceremonies.

Skills

Swift

UIKit

SwiftUI

VIP Clean Architecture

Objective-C

Accessibility

Agile/SCRUM

DevOps

Cross-functional teamwork

Async/Await

Tools

Xcode

Job description

GeekSoft Consulting | Fixed Term Employment

Amsterdam, Netherlands | Posted on 09/03/2026

• Help design, build and continuously improve the clients online platform.
  
• Research, suggest and implement new technology solutions following best practices/standards.
  
• Take responsibility for the resiliency and availability of different products.
  
• Be a productive member of the team.
  

Requirements

• 8+ years of professional experience in iOS application development.
  
• Experienced Senior iOS Developer to help evolve and enhance our card-related mobile experiences.
  
• Contribute to refining business requirements, implementing regulatory and compliance-driven changes, and ensuring our card solutions remain scalable, future-ready, and aligned with strategic objectives.
  
• As the dedicated iOS developer within a cross-functional team, play a key role in the development, maintenance, and modernization of native iOS features.
  
• Working within an Agile/SCRUM and DevOps-driven environment, you will collaborate closely with product owners, designers, architects, and fellow engineers while actively participating in knowledge-sharing initiatives and engineering guild activities.
  
• Design, develop, and maintain native iOS applications and features using Swift.
  
• Enhance and support card-related functionalities, including regulatory and compliance-driven updates.
  
• Refactor and modernize legacy codebases to improve maintainability, performance, and accessibility.
  
• Develop user interfaces using both UIKit and SwiftUI frameworks.
  
• Collaborate proactively with cross-functional teams to refine requirements and shape future product functionality.
  
• Implement and maintain solutions following VIP Clean Architecture principles.
  
• Ensure high standards of application quality through code reviews, testing, and best development practices.
  
• Drive accessibility improvements and ensure compliance with modern interface design standards.
  
• Participate in Agile ceremonies, sprint planning, reviews, and retrospectives.
  
• Contribute to engineering guild initiatives, sharing knowledge and promoting continuous improvement across teams.
  
• Support Objective-C code refactoring and migration efforts where required.
  
• Strong expertise in Swift and native iOS development.
  
• Hands-on experience with both UIKit and SwiftUI.
  
• Proven experience working within large developer communities and cross-functional teams.
  
• Strong communication and collaboration skills with a proactive, solution-oriented mindset.
  
• Ability to work independently with minimal supervision.
  
• Solid understanding and practical experience with VIP Clean Architecture.
  
• Strong knowledge of accessibility standards and user interface design principles.
  
• Experience handling Objective-C code maintenance and refactoring.
  
• Familiarity with Agile/SCRUM methodologies and DevOps practices.
  
• Experience with Modern Swift Concurrency (async/await, actors, structured concurrency).
  
• Previous experience developing applications within the financial services or banking industry.
  
• Knowledge of card management systems, payment solutions, or related financial products.
  
• Experience working in highly regulated environments with compliance-driven development requirements.
  
• Deliver high-quality native iOS features and enhancements within agreed timelines.
  
• Successfully modernize legacy code and improve application accessibility.
  
• Collaborate effectively with stakeholders to define and implement future functionality.
  
• Maintain high standards of code quality, scalability, and performance.
  
• Contribute to continuous improvement initiatives and engineering best practices throughout the assignment.
  
• A challenging, innovating environment.
  
• Opportunities for learning where needed.