Capital One

Mobile Engineer 4

Capital One
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7 days ago
McLean, VA, USAStaff+

Base Salary

$197k - $225k/yr

Responsibilities

  • Partner with software engineers, designers, and product managers to deliver high-performing mobile features for more than 100 million customers.
  • Provide technical leadership for mobile architecture and design patterns and make hands-on technical contributions.
  • Mentor engineers through feedback, code reviews, platform-specific best practices, and technical obstacle removal.
  • Develop expertise in mobile performance, accessibility, architecture, and other key platform areas.
  • Contribute to mobile architecture decisions, API design reviews, and reusable component development.
  • Lead the design and development of client Backend-for-Frontends and Server-Driven UI architectures.
  • Define engineering practices for feature flags and staged rollouts to improve delivery and quality.
  • Champion agentic AI tools and AI-native development practices.
  • Establish high standards for coding, testing, performance, accessibility, and user experience.

Requirements

  • Bachelor’s degree or higher in Computer Science or a related quantitative field such as Statistics, Economics, Operations Research, Analytics, Mathematics, or Engineering.
  • At least 4 years of professional software engineering experience; internship experience does not apply.
  • At least 3 years of experience building native Android applications with Kotlin or native iOS applications with Swift.
  • Preferred: 4+ years building native mobile applications for Android or iOS.
  • Preferred: experience with SwiftUI, Jetpack Compose, Swift Testing, XCUI, JUnit, Espresso, performance optimization, scalable mobile architectures, reusable component libraries, modular architecture, and modern state management.
  • Preferred: experience designing client Backend-for-Frontends using GraphQL and networking technologies such as gRPC/Protobuf.
  • Preferred: experience with Server-Driven UI, metrics-driven staged rollouts, feature flag strategies, agentic AI coding tools, AI-assisted workflows, CoreML, or TensorFlow Lite.

Benefits

  • Capital One provides top-of-the-line MacBook Pros, multiple high-end monitors, and necessary development tooling.
  • The role offers comprehensive health, financial, and other benefits supporting employee well-being, with eligibility varying by employment status and management level.
  • The position is expected to accept applications for a minimum of 5 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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