Senior iOS Frameworks Engineer - HealthKit

San Diego Sunnyvale Until 9/22/2026 8+ years exp First posted July 24, 2026 Last posted July 24, 2026
Job description

“I believe, if you zoom out into the future, and you look back, and you ask the question, ‘What was Appleʼs greatest contribution to mankind?ʼ it will be about health.” —Tim Cook, 2019. We build the engine that powers every health or fitness application from Apple and our third party developers. We hear from our users that we are helping them live better, get stronger, remember to care for themselves, and even save their lives. Weʼre doing it while keeping their health data safe, accessible and private, and weʼre pushing the technology and health care industries to do the same. If you are looking for a role where you can use and develop your engineering acumen while changing the world for the better, then look no further! We are looking for talented engineers to keep HealthKit – the very heart of everything related to health and fitness on Apple platforms – secure, efficient, and ever-growing. We work with hardware and software teams throughout Apple as well as our developer ecosystem to deliver ever more functionality that is deeply integrated with iOS, watchOS and all the rest without sacrificing privacy, power, or performance.

Description

As a member of the team, youʼll have the opportunity to work cross-functionally to expand the
functionality of the Health app and HealthKit framework. We collaborate across Apple feature
teams, hardware teams, domain experts like doctors and fitness experts, and our third party
developer ecosystem. Our primary responsibilities are delivering new health and fitness
features, designing solutions for distributed health data storage, performance, OS integration,
and API design and delivery.

Minimum Qualifications

BS Computer Science or equivalent experience
Strong foundation in Computer Science fundamentals
8 years of experience working in Objective-C, Swift, C++ or similar high level programming languages
Strong understanding of algorithms and data structures
Solid background in object-oriented architecture and design
Deep understanding of systems-level concepts like multi-threading and interprocess communication
Expertise with debugging tools and performance tuning
Knowledge of iOS programming and Apple technologies such as Grand Central Dispatch, CloudKit, or XPC Activity/Services
Strong communication skills, including ability to collaborate in a diversity of backgrounds and experiences
Willingness to learn and improve, and also mentor and support other team members
Highly organized, maintaining patience and composure to effectively operate within ambiguity
Experience delivering libraries, frameworks or APIs
Experience with distributed systems design, development and support

Preferred Qualifications

Experience with SQL and database technologies
Familiarity with Fitness, Wellness or Medical concepts

About this role

Summary

Develop and enhance HealthKit framework, collaborate across teams, improve health data APIs.

Job title

Senior iOS Frameworks Engineer - HealthKit

Experience level

8+ years

Minimum experience

8+ years exp

Industry

healthcare

Location requirements

Must be in San Diego or Sunnyvale; remote not specified.

Salary

Not specified

Management role

No

Skills & keywords

Required skills

objective-cswiftc++system-level conceptsmultithreadinginterprocess communicationdebugging toolsperformance tuningios programmingapple technologies

Preferred skills

sqldatabase technologiesfitnesswellnessmedical concepts

Specializations

ioshealthkitswiftobjective-cdistributed systems
Locations

Structured locations inferred from the posting.

San Diego, CA, USA

On-site City

Sunnyvale, CA, USA

On-site City