Mobile Engineer ; iOS Job McLean area,Virginia USA,Software Development

Position: Mobile Engineer 4 (iOS)

Mobile Engineer 4 (iOS)

Do you love pioneering at the intersection of native mobile architecture and cutting-edge digital payments? Do you thrive when taking complete ownership of high-impact products in a fast-paced, collaborative, and iterative environment?

At Capital One, you'll join a dynamic group of makers, breakers, and disruptors building the next generation of mobile commerce. We are seeking an iOS Engineer who is passionate about leveraging modern Swift frameworks (SwiftUI/XCode), agentic AI workflows, and digital wallet integrations. In this role, you’ll lead technical intent, mentor growing talent, and shape how 100M+ customers interact with their money every single day.

What You’ll Do:

Partner with software engineers, designers, and product managers to deliver high-performing, quality features for 100M+ customers that are engaging, purposeful and powerful in their simplicity
Provide technical leadership for mobile architecture and design patterns, acting as a multiplier for your team's impact
Mentor other engineers, fostering their growth through thoughtful feedback, code reviews, and sharing of platform-specific best practices, while helping to identify and clear technical obstacles
Grow and provide subject matter expertise in key platform areas (e.g., performance, accessibility, architecture)
Contribute to mobile architecture decisions, API design reviews, and reusable component development
Lead the design and development of client Backend-for-Frontends (BFFs) and Server-Driven UI (SDUI) architectures to deliver scalable and flexible product experiences
Lead the implementation and refinement of well-managed engineering practices, defining best practices for feature flags and staged rollouts to improve product delivery and quality
Champion the adoption of agentic AI tools, mentoring 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, establishing high standards for coding, testing, and user experience

Basic 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 (internship experience does not apply)
At least 3 years of experience building native mobile applications for Android (Kotlin) or iOS (Swift)

Preferred Qualifications:

4+ years of experience building native mobile applications for Android (Kotlin) or iOS (Swift)
Demonstrated experience with modern native UI frameworks (e.g., SwiftUI, Jetpack Compose)
Demonstrated experience designing and building automated testing suites for mobile (e.g., Swift Testing, XCUI, JUnit, 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 (BFFs) to orchestrate data for mobile clients using technologies like GraphQL and efficient networking protocols (e.g., gRPC/Protobuf)
Demonstrated experience with Server-Driven UI (SDUI) 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 ML frameworks…