Medior/Senior IOS Developer – 75-95K

Company Profile

Our client is a well-established digital agency with over 30 years of experience building high-quality mobile applications for leading brands across telecom, finance, identity and consumer markets. The team spans two European offices and consists of 35+ engineers from 10+ nationalities.

They are currently strengthening their mobile chapter as one of their senior iOS engineers is transitioning out. This creates an opportunity for a medior/senior iOS engineer to step into a role with significant technical impact, contributing to architecture, quality standards and shaping the future of the mobile practice.

The environment is informal, collaborative, multicultural and strongly focused on engineering excellence.

Role Description

As a Medior or Senior iOS Engineer you will work on high impact native iOS applications used by large user bases. You will collaborate closely with designers, backend specialists and cross platform teams, participate in architectural decision making, and help deliver reliable and scalable mobile solutions.

This role is a strong fit for someone who enjoys shipping real production code, likes technical ownership, and thrives in a consultancy style setting with multiple projects over time.

Requirements

• Build and maintain native iOS applications using Swift, SwiftUI and UIKit

• Design clean, maintainable architectures following best practices

• Collaborate directly with designers, backend engineers and product owners

• Contribute to technical discussions, code reviews and architecture decisions

• Work with modern concurrency patterns such as async/await and reactive approaches

• Implement testing strategies and CI/CD workflows for reliable releases

• Participate in client facing sessions when needed, translating business needs into technical solutions

• Contribute to the growth and quality standards of the internal mobile chapter

Key Responsibilities

• Build and maintain native iOS applications using Swift, SwiftUI and UIKit

• Design clean, maintainable architectures following best practices

• Collaborate directly with designers, backend engineers and product owners

• Contribute to technical discussions, code reviews and architecture decisions

• Work with modern concurrency patterns such as async/await and reactive approaches

• Implement testing strategies and CI/CD workflows for reliable releases

• Participate in client facing sessions when needed, translating business needs into technical solutions

• Contribute to the growth and quality standards of the internal mobile chapter

Employment Conditions

• Hybrid working model with approximately 1-2 office days per week in Amsterdam

• Monthly company day with the full engineering team

• Work on high impact applications for well known Dutch brands

• Travel opportunities to the second European office for project collaboration

• Total yearly compensation including holiday allowance:

  • Medior: EUR 52.000 – EUR 71.000

  • Senior: EUR 70.000 – EUR 95.000

• Supportive engineering culture with emphasis on quality, ownership and learning

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Interested

Please send your CV directly to d.gontha@haystackpeople.nl and we will arrange the next steps.