Capital One

Mobile Engineer 4 (Android, Kotlin, JetPack Compose)

Capital One
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1 day ago
McLean, VA, USAStaff+

Base Salary

$197k - $225k/yr

Responsibilities

  • Deliver high-performing native mobile features in partnership with software engineers, designers, and product managers.
  • Provide technical leadership for mobile architecture, design patterns, API reviews, and reusable component development.
  • Mentor engineers through feedback, code reviews, platform best practices, and technical obstacle removal.
  • Design and develop mobile Backend-for-Frontends and Server-Driven UI architectures.
  • Define engineering practices for feature flags and staged rollouts.
  • Make hands-on technical contributions involving mobile performance, accessibility, architecture, quality, and advanced UI patterns.
  • Champion agentic AI tools and AI-native development practices.

Requirements

  • Bachelor's degree or higher in Computer Science or a related quantitative field.
  • At least four years of professional software engineering experience; internship experience does not apply.
  • At least three years of experience building native mobile applications for Android with Kotlin or iOS with Swift.
  • Experience with modern native UI frameworks such as SwiftUI or Jetpack Compose.
  • Experience designing automated mobile testing suites using tools such as Swift Testing, XCUI, JUnit, or Espresso.
  • Experience with native mobile performance optimization, scalable architectures, reusable component libraries, modular architecture, and modern state management.
  • Experience developing mobile Backend-for-Frontends using technologies such as GraphQL and gRPC/Protobuf.
  • Experience with Server-Driven UI, staged rollout and feature flag strategies, and comprehensive automated testing.
  • Expertise with agentic AI coding tools and AI-assisted workflows is preferred.
  • Familiarity with on-device ML frameworks such as CoreML or TensorFlow Lite is preferred.

Benefits

  • Provides top-of-the-line MacBook Pros, multiple high-end monitors, and necessary development tooling.
  • Offers comprehensive health, financial, and other benefits supporting total well-being, with eligibility varying by employment status and management level.
  • The role is expected to accept applications for a minimum of five business days.

Tech Stack

GraphQLgRPCiOSJetpack ComposeJUnitKotlinSwiftSwiftUI

Categories

Mobile
Capital One

About Capital One

10,000+ employees

Capital One is a U.S. consumer and commercial bank that offers credit cards, checking and savings accounts, auto financing, and lending to small and large businesses. It earns revenue from interest income and interchange/fees across its card and banking products, and develops cloud-based digital services. Founded in 1994, Capital One is publicly traded on the NYSE (COF) and is headquartered in McLean, Virginia.

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