Senior Mobile Engineer - Android/Kotlin, Architecture Lead

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

Job summary

Capital One seeks a Senior Mobile Engineer to drive native Android and iOS development, mentoring teams and shaping mobile architecture. You’ll collaborate with designers, PMs, and backend teams to deliver scalable, high-performance features for a large customer base.

The role emphasizes modern UI patterns (Jetpack Compose, SwiftUI), automated testing, and guided rollout practices, with a focus on performance and accessibility. On-site in McLean, VA.

Qualifications

• Bachelor's degree or higher in Computer Science or a related quantitative field (Statistics, Economics, Operations Research, Analytics, Mathematics, Engineering)
• At least 4 years of professional software engineering experience
• At least 3 years of experience building native mobile applications for Android (Kotlin) or iOS (Swift)

Responsibilities

• Partner with software engineers, designers, and product managers to deliver high-performing features for 100M+ customers
• Provide technical leadership for mobile architecture and design patterns
• Mentor engineers and drive platform best practices
• Grow subject matter expertise in performance, accessibility, and architecture
• Lead design and development of client Backend-for-Frontends (BFFs) and Server-Driven UI (SDUI) architectures

Skills

Kotlin (Android)

Swift (iOS)

Jetpack Compose

SwiftUI

Performance optimization

Automated testing

Education

Bachelor's degree in Computer Science or related field

Tools

GraphQL

gRPC/Protobuf

CI/CD tooling

Job description

Capital One seeks a Senior Mobile Engineer to drive native Android and iOS development, mentoring teams and shaping mobile architecture. You’ll collaborate with designers, PMs, and backend teams to deliver scalable, high-performance features for a large customer base.

The role emphasizes modern UI patterns (Jetpack Compose, SwiftUI), automated testing, and guided rollout practices, with a focus on performance and accessibility. On-site in McLean, VA.