Senior iOS Engineer: Platform & Leadership

Ethereum Technologies LLC; Vienna (VA); On-site; USD 95,000 - 125,000; Full time

Job summary

ETHEREUM TECHNOLOGIES LLC in Virginia is seeking a Mobile Developer to design, build, and maintain iOS features within cross-functional Agile teams, delivering secure, reliable mobile experiences for Navy Federal Credit Union users.

You will own moderately complex features, mentor juniors, and help shape platform standards while staying current with iOS trends and performance optimization.

Qualifications

• Bachelor’s degree in Computer Science or related field.
• Progressive experience in mobile application development (level-dependent).
• Proficiency in iOS: Swift, Objective-C, Xcode.
• Experience integrating RESTful APIs and third-party libraries.
• Familiarity with Agile methodologies (SAFe preferred).
• Strong analytical, debugging, and problem-solving skills.
• Effective communication and collaboration abilities.
• Desired: Experience with CI/CD pipelines, mobile accessibility standards, and performance optimization.

Responsibilities

• Design, develop, and maintain mobile banking features for iOS
• Resolve production issues and contribute to platform stability and performance improvements
• Collaborate with cross-functional Agile teams including front-end, back-end, and product stakeholders
• Participate in Agile ceremonies and contribute to sprint planning and backlog refinement
• Ensure adherence to platform-specific development standards and best practices
• Write and maintain unit and UI tests; participate in peer code reviews
• Stay current with mobile OS updates, development trends, and emerging technologies
• Advocate for platform excellence and contribute to reusable component libraries
• Mentor junior developers and contribute to team knowledge sharing
• Support enterprise-wide mobile initiatives and influence platform strategy (senior levels)

Skills

Mobile development

iOS development

Swift

Objective-C

Xcode

RESTful APIs

Agile methodologies (SAFe)

Debugging & problem-solving

Education

Bachelor’s degree in Computer Science or related field

Tools

Swift

Objective-C

Xcode

REST APIs

Job description

ETHEREUM TECHNOLOGIES LLC in Virginia is seeking a Mobile Developer to design, build, and maintain iOS features within cross-functional Agile teams, delivering secure, reliable mobile experiences for Navy Federal Credit Union users.

You will own moderately complex features, mentor juniors, and help shape platform standards while staying current with iOS trends and performance optimization.