Mobile Engineer II

Job Description

Work Location Options:
Hybrid

At American Express, our culture is built on a 175-year history of innovation, shared values and Leadership Behaviors, and an unwavering commitment to back our customers, communities, and colleagues. From delivering differentiated products to providing world-class customer service, we operate with a strong risk mindset, ensuring we continue to uphold our brand promise of trust, security, and service.

Here, your voice and ideas matter, your work makes an impact, and together, you will help us define the future of American Express.

We are looking for an iOS Engineer to work on mobile applications used by tens of millions of American Express cardholders worldwide. You should have strong technical skills and creativity, enjoy solving tough problems, and be obsessive about user experience and beautiful code. You should not be shy about sharing ideas and thrive in a fast‑paced small‑team environment with the stability of a Fortune 100 company.

• Build iOS applications.
• Write and delete code.
• Use build tools such as Tuist, xcodebuild, Git Hub Actions, and Circle
  
  CI.
• Apply continuous integration patterns.
• Find and fix bugs.
• Employ functional coding patterns.
• Analyze and optimize performance.
• Work with Objective‑C legacy code.
• Develop unit and integration tests.
• Contribute to open source projects.
• Collaborate in a globally distributed team.
• Demonstrate self‑start and good time management.
• Integrate with bespoke backend services.
• Design solutions for open‑ended problems.

• Bachelor’s degree in Computer Science or related field, or equivalent experience.

• UIKit
• MVVM
• REST APIs
• RAML API Documentation
• Danger
• Features Architecture
• Swift
• Objective‑C (in decreasing quantity)
• Git Hub Actions
• CircleCI
• XCTest / XCUITest
• Tuist

Employment eligibility to work with American Express in the United Kingdom is required; the company will not pursue visa sponsorship for these positions.

• Competitive base salaries.
• Bonus incentives.
• Support for financial well‑being and retirement.
• Comprehensive medical, dental, vision, life insurance, and disability benefits (depending on location).
• Flexible working model with hybrid, onsite, or virtual arrangements.
• Generous paid parental leave policies (depending on your location).
• Free access to global on‑site wellness centers staffed with nurses and doctors (depending on location).
• Free and confidential counseling support through our Healthy Minds program.
• Career development and training opportunities.

Offer of employment with American Express is conditioned upon the successful completion of a background verification check, subject to applicable laws and regulations.