Senior/Expert Mobile Software Engineer Android & iOS
Location: Columbus, OH
Work Arrangement: 100% Onsite 5 days/week
Duration: 6-Month Contract-to-Hire
Level: Expert / 603 Level
Position Overview
We are seeking an Expert-Level Mobile Software Engineer with strong hands-on expertise in Android and iOS development to join a large banking organization in Columbus, Ohio.
This engineer will work on the UI and homepage of the bank's mobile application as part of a high-visibility Digital initiative. The ideal candidate will be capable of taking ownership of projects from architecture and design through development, testing, debugging, and production deployment.
This is a highly hands-on engineering position. The selected candidate will work in a collaborative Agile environment with product owners, mobile architects, and other engineering teams to build next-generation mobile experiences used by a large customer base.
Top Required Skills
- Android Development Expert Level
- iOS Development
- Kotlin
- Android Jetpack / Jetpack Compose
- Retrofit
- Strong mobile application architecture and design experience
- Strong understanding of Agile and modern software development practices
Key Responsibilities
- Design, develop, test, debug, and deploy high-quality mobile application features.
- Work on the bank's mobile app UI and homepage experience.
- Develop scalable mobile features using Kotlin, Android Jetpack, Jetpack Compose, Coroutines, Flow, and Retrofit.
- Contribute to both Android and iOS development and mobile design practices.
- Own features and projects end-to-end, from technical design through production release.
- Develop test-driven mobile application features following Agile methodologies.
- Design and implement modular, maintainable mobile architectures.
- Work with product owners, mobile architects, UX/design teams, and adjacent engineering teams.
- Troubleshoot and resolve complex production issues.
- Ensure application code follows industry coding standards, security practices, and engineering best practices.
- Contribute to Continuous Integration, Continuous Delivery, automated testing, resiliency, security, and cloud development initiatives.
- Evaluate emerging mobile technologies and recommend improvements where appropriate.
- Help establish development patterns and best practices for large-scale, production-grade mobile applications.
- Mentor and coach other engineers on mobile development and technical practices.
- Take ownership of technical decisions and deliverables with minimal supervision.
Technical Environment
- Kotlin
- Android
- iOS
- Android Jetpack
- Jetpack Compose
- Kotlin Coroutines
- Kotlin Flow
- Retrofit
- Gradle
- Modularized Android architecture
- Kotlin Multiplatform (KMP) under evaluation
- CI/CD
- Test-Driven Development (TDD)
- Cloud development
- Application security and resiliency
Required Qualifications
- Expert-level experience in Android and mobile application development.
- Strong hands-on experience with Kotlin.
- Strong experience with Android Jetpack and Jetpack Compose.
- Experience developing applications for iOS.
- Strong understanding of mobile application architecture and design patterns.
- Experience with Coroutines and Flow for asynchronoreactive programming.
- Experience with Retrofit and API integration.
- Experience building and supporting applications in large-scale enterprise environments.
- Strong understanding of the complete Software Development Lifecycle (SDLC).
- Experience working in Agile/Scrum environments.
- Strong knowledge of TDD, CI/CD, security, resiliency, and automated testing.
- Ability to work independently, take ownership, and drive projects to completion.
- Strong communication and collaboration skills.
Preferred / Nice-to-Have Skills
- Experience with Kotlin Multiplatform (KMP).
- Experience working on large-scale banking or financial applications.
- Experience with consumer-facing mobile applications.
- Experience working in highly regulated environments.
- Experience with cloud-based application development.
- Experience establishing mobile engineering standards and architecture.
- Experience mentoring engineers or serving as a technical lead.
- Exposure to multiple operating systems and enterprise infrastructure environments.
Ideal Candidate
The ideal candidate is an expert-level mobile engineer rather than simply an Android developer. They should be comfortable making architecture and design decisions, writing production code, debugging complex issues, and owning a feature from concept technical design development testing production.
The manager is specifically looking for someone who can take ownership and run with a project independently, while collaborating effectively within a large Agile engineering organization.
Regards
Shubham singh
