Mobile Engineer II

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 that are used by tens of millions of American Express cardholders around the world. We want someone with strong technical skills and creativity; someone who enjoys solving tough problems and working with innovative technologies. This person should not be shy about sharing their ideas and be obsessive about user experience and beautiful code.

You will be working in a fast-paced small-team environment with the stability of working as part of a Fortune 100 company. Your primary responsibility will be to work on a small team of designers, product owners, QA, and engineers developing and improving features. You should be familiar with modern software development methodologies popular in iOS and be able to dive deep and rapidly iterate on ideas with your team despite some ambiguity.

• Building iOS Applications
• Writing & Deleting code
• Build tools like Tuist, xcodebuild, Git Hub Actions, and Circle CI
• Continuous Integration patterns
• Finding and fixing bugs
• Functional coding patterns
• Performance Analysis and Optimization
• Dealing with Objective‑C legacy code
• Unit & Integration Tests
• Open Source
• Working in a globally distributed team
• Self-starting and good at time management
• Integrating with bespoke lovingly hand‑crafted backend services from the days of yore.
• Designing 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
• µFeatures Architecture
• Swift
• Objective‑C (in decreasing quantities!)
• Git Hub Actions
• Circle CI
• XCTest/XCUITest
• Tuist

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

We back you with benefits that support your holistic well‑being so you can be and deliver your best. This means caring for you and your loved ones' physical, financial, and mental health, as well as providing the flexibility you need to thrive personally and professionally:

• 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 depending on role and business need
• 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.