System One is seeking a Mobile Application Developer for a medium-sized company in Tulsa, OK. This position will be fully onsite so candidates MUST be local. ONLY candidates with US Citizenship or Green Card holders will be considered. Required Skills: + Manage app signing, provisioning, and deployment using App Store Connect and the Apple Developer Portal + Configure and Maintain provision profiles, certificates, and build Identifiers across different environments + Proficiency with SwiftUI and SwiftData for building and managing in-house iOS applications Type: Contract To Hire Compensation: $40.86 hourly Contractor Work Model: Onsite ESSENTIAL DUTIES Provide day-to-day support of mobile application development in a highly collaborative team environment. Duties shall include, but are not limited to the following: + Design and develop iOS compatible mobile applications + Ensure quality and performance of the application + Identify and fix bugs before the final release + Publish applications on App Store + Write high-performing, scalable, reusable code + Maintain the code and atomization of the application + Design and implement updates and optimize apps + Implementation and Integration of 3rd party web APIs, frameworks, and/or components + Assist in development of project plans through detailed work breakdown structures, and timeline estimations QUALIFICATIONS AND EXPERIENCE + Bachelor's Degree, Computer Science or equivalent experience + At least 3-5+ years of experience in iOS app development + Strong knowledge of Objective-C, Swift, and Cocoa Touch + Vast experience with multiple iOS frameworks + Experience in continuous integration + Knowledge of iOS back-end services + Good understanding of iOS design principles and application interface guidelines + Proficiency in code versioning tools System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law. System One, and its subsidiaries including Joulé, ALTA IT Services, CM Access, TPGS, and MOUNTAIN, LTD., are leaders in delivering workforce solutions and integrated services across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible full-time employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan. System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.