iOS Mobile Engineer

Capital One

. Partner with software engineers, designers, and product managers to deliver high-performing, quality features for 100M+ customers .

Posted 9/30/2026full-timeUnited StatesMid-LevelSenior💰 $197,300 - $245,600 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in mobile application development for both Android and iOS platforms, with a strong focus on performance, accessibility, and scalable architecture. Proven ability to lead technical initiatives, mentor engineers, and implement modern development practices including AI-native tools and automated testing.

Highest-signal resume keywords

Mobile Application DevelopmentTechnical LeadershipPerformance TuningBackend-for-Frontends DevelopmentAI-Native Development Practices

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

KotlinSwiftSwiftUIJetpack ComposeGraphQLGRPCProtobufCoreMLTensorFlow LiteAutomated Testing

Soft Skills

MentoringCollaborationCustomer Empathy

Tools & Technologies

Mobile Ecosystem CapabilitiesFeature FlagsStaged RolloutsReusable Component Libraries

Certifications & Qualifications

Bachelor's Degree in Computer Science

Industry Keywords

Mobile ArchitectureUI PatternsPerformance StandardsAccessibility Standards

Tech Stack

Tools & technologies

AndroidGraphQLGRPCiOSKotlinSwiftTensorflow

About the role

Key responsibilities & impact

Partner with software engineers, designers, and product managers to deliver high-performing, quality features for 100M+ customers
Provide technical leadership for mobile architecture and design patterns
Mentor engineers through feedback, code reviews, and platform-specific best practices
Grow and provide subject matter expertise in performance, accessibility, and architecture
Contribute to mobile architecture decisions, API design reviews, and reusable component development
Lead design and development of client Backend-for-Frontends and Server-Driven UI architectures
Lead engineering practices for feature flags and staged rollouts
Champion adoption of agentic AI tools and AI-native development practices
Make hands-on technical contributions using advanced mobile ecosystem capabilities and UI patterns
Drive quality, performance, accessibility, customer empathy, coding, testing, and user-experience standards

Requirements

What you’ll need

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)
4+ years of experience building native mobile applications for iOS (Swift) preferred
Experience with modern native UI frameworks such as SwiftUI or Jetpack Compose
Experience designing and building automated testing suites for mobile
Experience with performance tuning and optimization 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 using technologies like GraphQL and gRPC/Protobuf
Experience with Server-Driven UI architectures
Experience with 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 such as CoreML or TensorFlow Lite
Capital One will not sponsor a new applicant for employment authorization or offer immigration-related support

Benefits

Comp & perks

Top-of-the-line MacBook Pros
Multiple high-end monitors
Necessary tooling to develop products
Performance based incentive compensation, which may include cash bonus(es) and/or long term incentives (LTI)
Comprehensive, competitive, and inclusive health, financial and other benefits supporting total well-being