Senior Android Engineer: Platform Architecture & AI-Driven Mobile

Capital One; McLean (VA); On-site; USD 197,000 - 225,000; Full time

Job summary

Capital One in McLean, VA is seeking an experienced Mobile Engineer 4 (Android). You will join agile teams to build high-performing Android applications, collaborating with designers, product managers, and backend engineers to deliver compelling experiences for millions of customers.

You'll lead mobile architecture decisions, mentor engineers, and drive automated testing, performance tuning, and scalable component libraries.

Qualifications

• Bachelor's degree in CS or related field required.
• 4+ years of professional software engineering experience.
• 3+ years building native mobile apps for Android (Kotlin) or iOS (Swift).
• Experience with mobile architectures and scalable components.
• Strong testing and performance tuning skills.

Responsibilities

• Partner with cross-functional teams to deliver features for 100M+ users.
• Provide technical leadership for mobile architecture and patterns.
• Mentor engineers and drive component reuse.
• Contribute to backend-for-frontends and server-driven UI designs.
• Define feature flag strategies and rollout practices.
• Advocate AI-assisted workflows and on-device ML readiness.

Skills

Android

Kotlin

Mobile architecture

Mentoring

Performance tuning

Automated testing

Education

Bachelor's degree in Computer Science or related field

Tools

GraphQL

gRPC/Protobuf

Jetpack Compose

SwiftUI

CoreML

TensorFlow Lite

Job description

Capital One in McLean, VA is seeking an experienced Mobile Engineer 4 (Android). You will join agile teams to build high-performing Android applications, collaborating with designers, product managers, and backend engineers to deliver compelling experiences for millions of customers.

You'll lead mobile architecture decisions, mentor engineers, and drive automated testing, performance tuning, and scalable component libraries.