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Senior iOS Developer

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Senior iOS Developer

You are smart, involved and results-driven. Sociable, supportive and perhaps with a good sense of humour. Committed to continuous learning, adapting new technologies. You are eager to drive the development of a great product, winner at the EU FinTech Awards 2021.

Does this sound anything like you? Then there's a big chance you and Peaks are a perfect match!

Full-time · Amsterdam


We are Peaks, an innovative Dutch scale-up. Our app launched in November 2017 and ever since, we’ve made investing accessible and fun, for anyone. Our app is easy to use, looks amazing (if we may say so ourselves) and communicates in a clear and cheerful way.

We’re not just a scale-up: we’re partly funded by one of the largest banks in The Netherlands. Our company has over forty employees and we’re all ambitious about conquering Europe. Thus, our company is growing fast and so is our customer base. In the meantime we have tons of ideas and ambitions we want to realize. That’s why we are looking for you, a talented and versatile iOS developer that brings an idea to successful adoption by our customers.

What are you going to do?

You will team up with our product owners, designers, mobile, backend and QA engineers to make sure we have the best possible mobile apps to serve our customers. 

  • Collaborate with the product team to define, design, develop and ship new features
  • Maintain and optimize existing features
  • Enhance the architecture to be able to scale the app and the team efficiently
  • Implement AB tests experiments to objectively measure the impact of changes
  • Maintain our analytics and customer feedback systems to allow the business to make data-driven decisions
  • Influence our design system with technical input
  • Write automated tests to ensure quality
  • Maintain and improve our CICD pipeline
  • Manage the release process (TestFlight & App Store)
  • Monitor stability and ensure the performance, quality, and responsiveness of the app
  • Keep up to date with the latest advances in mobile development

We will most probably like you a lot if you

  • Have a bachelor degree in computer science or a related field

  • 3+ years of full-time iOS software development experience
  • Highly proficient in Swift 5+, and with general knowledge of at least one additional programming language

  • Strong architectural knowledge and passionated about writing clean, modular and testable code
  • Demonstrated UI/UX sensibility
  • Experience with CoreData, RESTful APIs and Firebase (Analytics, Crashlytics, Remote Config, AB Testing, Performance & Dynamic Links)
  • Familiarity with automated testing (XCTest & XCUITest) and CI/CD (GitHub Actions & Fastlane)

  • Have strong communicative skills to interact with other internal teams such as our design team and customer care
  • Are a result driven professional who can deliver whilst playing with technology
  • Are not just here to do your job but also to have a great time with your colleagues

It’s a big bonus if you also…

  • Can show your contributions to open source projects
  • Have one or more apps published in the App Store
  • Have experience with Android or Flutter
  • Have experience with feature flag-driven development and A/B testing
  • Are familiar with mobile apps security best practices
  • Stay for beers and bitterballen on Friday afternoons

We offer you:

  • An international environment with other open-minded developers to inspire and support you
  • The opportunity to learn and develop your career in a fast paced Amsterdam-based fintech scale-up with the ambition to expand throughout Europe
  • A green field to apply, try and learn new tools and programming languages and overall new ways to solve problems
  • No bureaucratic hassle: a flatter than flat organization and no-nonsense culture
  • Bootcamp and loads of social activities
  • Great pension benefits

  • Flexibility with working remote

Interested? We’d love to hear from you! Please apply via the “Apply now” button and upload your resume.