Capital One
Capital One
Capital One is a financial services and fintech company offering credit cards, auto loans, banking, and savings products. Its work combines financial expertise with technology and digital tools to improve how customers manage money. The company’s careers focus includes building customer-oriented solutions within a diverse and inclusive workforce.

Senior iOS Mobile Engineer (Onsite)

Lead Swift mobile architecture, Backend-for-Frontends, Server-Driven UI, testing, and AI-assisted engineering practices. Build high-quality digital banking experiences for Capital One customers.

Description

  • Collaborate with engineers, designers, and product managers to deliver reliable, high-performing features for more than 100 million customers
  • Set technical direction for mobile architecture and design patterns
  • Mentor engineers through feedback, code reviews, and mobile platform best practices
  • Develop subject-matter expertise in performance, accessibility, and architecture
  • Shape mobile architecture decisions, review APIs, and build reusable components
  • Lead the design and development of client Backend-for-Frontends and Server-Driven UI architectures
  • Guide feature-flag practices and staged production rollouts
  • Promote agentic AI tools and AI-native software development practices
  • Contribute hands-on work using advanced mobile platform capabilities and UI patterns
  • Uphold standards for quality, performance, accessibility, customer empathy, coding, testing, 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 four years of professional software engineering experience, excluding internships
  • At least three years of experience developing native Android applications with Kotlin or iOS applications with Swift
  • Four or more years of native iOS development experience with Swift is preferred
  • Experience with modern native UI frameworks, including SwiftUI or Jetpack Compose
  • Experience designing and implementing automated mobile testing suites
  • Experience tuning and optimizing performance on native mobile platforms
  • Experience designing scalable mobile architectures and reusable component libraries
  • Experience with modular architecture and modern state-management patterns
  • Experience designing and developing client Backend-for-Frontends with technologies such as GraphQL and gRPC/Protobuf
  • Experience with Server-Driven UI architectures
  • Experience with metrics-driven staged rollouts and feature-flag strategies
  • Expertise using agentic AI coding tools and AI-assisted workflow patterns
  • Familiarity with on-device machine-learning frameworks such as Core ML or TensorFlow Lite
  • Capital One does not sponsor new applicants for employment authorization or provide immigration-related support

Benefits

  • Top-of-the-line MacBook Pro
  • Multiple high-end monitors
  • Tools required to develop products
  • Performance-based incentive compensation, which may include cash bonuses and/or long-term incentives
  • Comprehensive, competitive, and inclusive health, financial, and other benefits supporting overall well-being

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