C

Capital One

Issues credit cards and runs a consumer bank

Mobile Engineer 4 - Multiple Teams

Mobile EngineeringConfirmed live in the last 24 hours
Full-timeIn-person

About the Job

Requirements

  • A 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 mobile applications for Android using Kotlin or iOS using Swift.

Responsibilities

  • Partner with software engineers, designers, and product managers to deliver high-performing, quality features for more than 100 million customers that are engaging, purposeful, and simple.
  • Provide technical leadership for mobile architecture and design patterns, acting as a multiplier for the team's impact.
  • Mentor other engineers through thoughtful feedback, code reviews, and platform-specific best practices, and help identify and clear technical obstacles.
  • Grow and provide subject matter expertise in key platform areas, including performance, accessibility, and architecture.
  • 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 to deliver scalable and flexible product experiences.
  • Lead the implementation and refinement of engineering practices, defining best practices for feature flags and staged rollouts to improve product delivery and quality.
  • Champion adoption of agentic AI tools and mentor engineers in AI-native development practices to increase team velocity.
  • Apply mastery of the modern mobile ecosystem, including deep platform-specific capabilities and advanced UI patterns, to make complex, high-leverage, hands-on technical contributions.
  • Drive a culture of quality, performance, accessibility, and customer empathy by establishing high standards for coding, testing, and user experience.

Desired Qualifications

  • At least 4 years of experience building native mobile applications for Android using Kotlin or iOS using Swift.
  • Demonstrated experience with modern native UI frameworks such as SwiftUI or Jetpack Compose.
  • Demonstrated experience designing and building automated mobile testing suites, such as Swift Testing, XCUI, JUnit, or Espresso.
  • Proven experience with performance tuning and optimization on native mobile platforms.
  • Demonstrated experience designing scalable mobile architectures and reusable component libraries.
  • Experience implementing and maintaining comprehensive automated testing.
  • Demonstrated experience with modular architecture and modern state management patterns.
  • Demonstrated experience designing and developing client Backend-for-Frontends to orchestrate data for mobile clients using technologies such as GraphQL and efficient networking protocols such as gRPC or Protobuf.
  • Demonstrated experience with Server-Driven UI architectures.
  • Demonstrated experience in metrics-driven staged rollout and feature flag strategies.
  • Expertise with agentic AI coding tools and AI-assisted workflow patterns.
  • Familiarity with on-device machine learning frameworks such as CoreML or TensorFlow Lite.

About the Company

Capital One

Issues credit cards and runs a consumer bank

Capital One runs a consumer and commercial bank that issues credit cards, takes deposits, and finances cars and businesses. Its Venture travel cards and Quicksilver cash-back cards let customers earn rewards on everyday spending, while its online banking tools manage payments and savings. Customers use checking and savings accounts through an app, branches, and cash machines, and commercial clients use treasury tools to manage company cash. The bank earns interest on loans and fees from banking and card transactions, with customer deposits helping fund its lending operations. Capital One was founded in 1994 and has its headquarters in McLean, Virginia.

Company size
10,001+
Company stage
IPO
Headquarters
McLean, VA
Founded
1994

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