Senior Mobile Developer (iOS, Swift, React Native)

• Experience: 5 to 8 years of software development
• Tech stack: Swift, iOS SDK, Xcode, React Native, REST APIs, AWS, GCP, Bluetooth Low Energy (BLE), Git, CI/CD
• Also searched as: Senior iOS Developer, Senior Application Developer, Senior React Native Developer, IoT Mobile Engineer

What you will do

• Design, build, test, release, and maintain production iOS and/or Android apps
• Own complex features end to end, from technical definition to production deployment
• Build backend services, REST APIs, and cloud integrations on AWS and GCP
• Connect apps to consumer products over Bluetooth and BLE, including discovery and pairing
• Set mobile best practices, lead code reviews, and mentor junior and mid-level developers
• Run CI/CD, automated testing, and root-cause analysis on production issues
• Partner with electrical engineering, product design, marketing, ecommerce, and IT

• 5 to 8 years of professional software development with significant production mobile experience
• Strong Swift, iOS SDK, and Xcode skills, plus React Native cross-platform experience
• Backend experience with APIs, networking, and databases
• Hands-on AWS and GCP integration experience
• Git, code reviews, automated testing, and CI/CD
• Bachelor’s degree in Computer Science, Software Engineering, or equivalent

Nice to have

• Bluetooth, BLE, IoT, or smart device app experience
• Native Android with Kotlin or Java
• Experience working closely with hardware engineering teams

• Medical and dental insurance
• Retirement plans
• Senior individual contributor role with real technical leadership

Frequently asked questions What does this Senior Mobile Developer job pay? A $100,000 base salary, plus medical, dental, and retirement benefits. Is this job remote? No. It is 100% on-site in Columbia, Missouri, with occasional time in engineering and manufacturing areas. What skills matter most? Swift and native iOS development, React Native, backend APIs, and AWS and GCP. Bluetooth Low Energy experience is a strong plus. Are there work authorization requirements? Candidates must be authorized to work in the U.S. and, where applicable, eligible to access technical data subject to ITAR. About Relevante and how to apply A Relevante recruiter personally reviews applications and reaches out directly when your background is a fit. Relevante is a direct hire recruiting and outplacement firm headquartered in King of Prussia, PA, partnering with employers across the U.S.