Senior iOS Developer

  • Lehi, UT, USA
  • Full-time

Company Description

When you join Ancestry, you join our family tree. Backed by history, science, and technology, we’re creating a new world of connection, innovation, and understanding. Whether it’s reuniting long-lost relatives through DNA or unearthing new family stories from historical records, Ancestry empowers life-changing experiences. With over 10 billion digitized historical records, 100 million family trees, and 14 million DNA kits sold, Ancestry is bringing the power of personal discovery to people around the world.

Job Description

Ancestry is looking for an experienced Senior iOS Developer to join our engineering teams to help us build powerful, compelling and immersive apps for iPhone and iPad. This position is located at our office in Lehi, UT.

What You Will Do:

You will be working with a well-formed agile team of engineers, QA and product owners to help build shared frameworks for our multiple mobile applications. You will be responsible for helping create, maintain, and evolve cutting-edge iPhone and iPad Apps using Swift, Objective-C and the iOS and watchOS SDK's


  • Bachelor’s degree in Computer Science (or equivalent degree or experience)
  • At least 3 years of experience developing iOS Apps for a company or on your own
  • Ability to demonstrate one or more existing iOS Apps that you were instrumental in building
  • Strong understanding of testing practices including unit & UI automation testing
  • Strong understanding of good object-oriented development practices
  • Strong understanding and use of source code repositories like Git
  • Understanding of Agile software development processes such as Scrum or Kanban.
  • Willingness and ability to learn new technologies; self-starter
  • Good communication skills; ability to provide clear documentation
  • Ability to create simple and intuitive user experiences that cut through complex, data-rich problems

Strong skills in the following technologies:

  • Swift, Objective-C
  • iOS SDK
  • UIKit and Core Animation
  • RESTful Web Services
  • JSON
  • Layout & constraints
  • Framework creation & API Design

Desired, but not required, skills:

  • Experience with CI (Jenkins, Xcode bots, etc)
  • Android App development with Java and the Android SDK
  • Backend server experience with Node.js or Java.
  • Experience with application globalization & internationalization
  • Experience with application accessibility
  • Understanding and use of best development patterns and practices including SOLID Principles and clean architecture.
  • Ability to mentor other engineers
  • GraphQL

Additional Information

Helping people discover their story is at the heart of ours. Ancestry is the largest provider of family history and personal DNA testing, harnessing a powerful combination of information, science and technology to help people discover their family history and stories that were never possible before. Ancestry’s suite of products includes: AncestryDNA, AncestryProGenealogists, Fold3,, Find a Grave,, and Rootsweb.
We offer excellent benefits and a competitive compensation package. For additional information, regarding our benefits and career information, please visit our website at 

All your information will be kept confidential according to EEO guidelines.