Lead iOS Developer – Peak

peaklabs Peak

Brain training reimagined for your mobile lifestyle.


Peak as raised over 10m$ and is growing ! We’re building the best brain training service on mobile, working hard to put a brain tracker in every phone. Peak was Editor’s Choice on the App Store and named one of the App Store’s Best Apps of 2014 in 24 countries.

You’ll be joining our engineering team and be owning things from start to finish. You’ll take our iOS app to millions of users with full autonomy. We’re looking for someone who would be a great engineering manager but is also well-equipped to write lots of code in the short-term.


  • Own the Peak flagship iOS product from conception to App Store submission.
  • Manage iOS app engineering team members with a focus on both their personal growth and project success.
  • Work with product managers, neuroscientists and our CTO to prioritize the iOS app team roadmap.
  • Fingers-on-keyboard coding, building, and enhancing our mobile product.
  • Solve challenging client performance and scaling issues.
  • Use expert knowledge of the iOS platform to help guide design and engineering decisions
  • Improve unit testing and continuous integration processes


  • Degree in Computer Science or related field
  • 5+ years building consumer-facing web or mobile software
  • Ability to build an iOS application end-to-end.
  • Expert knowledge of Objective-C and the last version of iOS SDK, SWIFT is a plus.
  • Experience building/contributing to an app already in the App Store.
  • Knowledge of SpriteKit and SceneKit is a plus.
  • Strong project management skills.
  • Experience leading a small team of developers.
  • Software architecture experience and database design experience.
  • Strong OOP, good knowledge in pattern and anti-pattern design.
  • Experience with Instruments, Unit and UI Automation testing, continuous integration & deployment.


  • We’ve kept our hiring bar really high – you will work with the best.
  • Our iOS app is still growing, you’ll get the opportunity to take on a lot of responsibility and grow a ton!
  • Peak is based in Soho and was founded by entrepreneurs from Google, Amazon, Playfish/EA and academia with a mission to revolutionise education through mobile, games and science.

To apply for this job please visit the following URL: https://peak.workable.com/jobs/20559 →