> Markdown version of [/jobs/ext/1389258-software-engineer-activity-fitness-watch-software](https://www.wearedevelopers.com/jobs/ext/1389258-software-engineer-activity-fitness-watch-software). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer - Activity & Fitness, Watch Software - **Company:** Apple Inc. - **Location:** Boulder, CO, United States - **Experience:** Experienced - **Salary:** $150,400.0 - **Contract:** Permanent contract - **Skills:** Adobe InDesign, Data Analysis, Performance Tuning, Systems Integration - **Published:** July 22, 2026 - **Apply:** https://www.jobmonkeyjobs.com/career/27868120/Software-Engineer-Activity-Fitness-Watch-Software-Colorado-Boulder-7413 ## About the Role You will have an opportunity to work on highly cross-functional features with partners in Design, Product Marketing, and QA. Building features will require working up and down the stack, including creating UI, designing systems for data analysis and syncing, integrating features across devices, and incorporating intelligence into our experiences. Responsibilities Writing high quality, well tested, and performant code. Architecting systems that are extensible, adaptable, and stand the test of time. Collaborating cross functionally on technical and product decisions. Minimum Qualifications BS CE/CS or equivalent experience required. 4+ years of experience with Swift coding ability. You have a deep commitment to product quality and interest in building consumer applications Excellent communication and collaborative skills. Preferred Qualifications A passion building products in the Fitness space. ## Description The Activity team is responsible for bringing comprehensive fitness and mindfulness experiences to watchOS and iOS. As an engineer on this team your primary responsibility will be to develop features in the Fitness, Activity, and Mindfulness apps. ## Related Videos - [Practical performance tuning for Serverless Java on AWS](https://www.wearedevelopers.com/videos/2075-practical-performance-tuning-for-serverless-java-on-aws) - [Data Science in Retail](https://www.wearedevelopers.com/videos/586-data-science-in-retail) - [Harnessing Apple Intelligence: Live Coding with Swift for iOS](https://www.wearedevelopers.com/videos/1515-harnessing-apple-intelligence-live-coding-with-swift-for-ios) - [Tour de Force: Open-Source LLM Inference Optimization from Simple to Sophisticated](https://www.wearedevelopers.com/videos/100099-tour-de-force-open-source-llm-inference-optimization-from-simple-to-sophisticated) - [Data Science on Software Data](https://www.wearedevelopers.com/videos/162-data-science-on-software-data) - [Playing Pong on a shoulder press machine](https://www.wearedevelopers.com/videos/100140-playing-pong-on-a-shoulder-press-machine) ## Related Articles - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 118 - not a total recall](https://www.wearedevelopers.com/magazine/452-dev-digest-118-not-a-total-recall) - [Dev Digest 139 - Soft and hard queries](https://www.wearedevelopers.com/magazine/487-dev-digest-139-soft-and-hard-queries) - [Dev Digest 103 - Superb Owl Trafficking](https://www.wearedevelopers.com/magazine/388-dev-digest-103-superb-owl-trafficking) - [Dev Digest 154: Responsible AI? Mistakes of CSS & track all the things!](https://www.wearedevelopers.com/magazine/548-dev-digest-154-responsible-ai-mistakes-of-css-track-all-the-things) - [How Much FAANG Companies Actually Pay Software Engineers in 2025](https://www.wearedevelopers.com/magazine/230-how-much-faang-companies-actually-pay-software-engineers-in-2025)