Sr Software Engineer - Global Commercial Services

  • American Express
  • New York, New York
  • Full Time

Joining Amex Tech means discovering and shaping your contribution to something big. Here, you can work alongside talented tech teams and build a unique career with the Powerful Backing of American Express. With a range of opportunities to work with the latest technologies, and a commitment to back the broader engineering community through open source, our mission is to power your success. Because Amex Tech is powered by our technology, our culture, and our colleagues.

The Technology organization enables and accelerates the companys growth strategies, delivering global capabilities and services in support of Amexs customers and colleagues, while maintaining 24/7 servicing and availability to ensure an uninterrupted, high-quality customer experience. Technology provides the foundation for everything we do in the company while driving differentiation through building and leveraging innovative technology and data insights.

Global Commercial Services (GCS) serves millions of business customers around the world, from mom-and-pop shops to approximately 70% of the S&P 500. We are the number one issuer of small business cards, the industry leader in corporate T&E and represent approximately 40% of the companys total revenues. Our vision is to be essential to our customers businesses every day. We do that by offering a diverse suite of payment and cashflow tools our customers need to run and grow their businesses, from a wide range of traditional card products, to working capital and supply chain financing, to new digital solutions that make it easy for our customers to manage their financial and payment needs.

RESPONSIBILITIES
  • Mentors junior Software Engineers and cross-functional team of colleagues, fostering a culture of excellence and innovation
  • Provides guidance and support to junior engineers, fostering professional growth and development within the team
  • Directs the design, development, testing, and deployment of software applications and systems
  • Oversees a variety of tasks, platforms, and technologies to expand new and existing software to meet changing requirements
  • Writes automated unit tests to ensure correctness and stability
  • Provides technical guidance to ensure adherence to best practices and coding standards
  • Monitors software performance and implements improvements to optimize functionality
  • Analyzes technical challenges and provides innovative solutions to enhance software quality and efficiency
  • Collaborates with cross-functional teams to ensure seamless integration and deployment of software solutions
  • Collaborates and co-creates effectively with teams in product and the business to align technology initiatives with business objectives
QUALIFICATIONS
  • Bachelor's degree in Computer Science, Computer Engineering, and/or comparable experience; advanced degree preferred
  • Knowledge of distributed (multi-tiered) systems, algorithms, NoSQL, and relational databases
  • Knowledge of the core tools used in the planning, analyzing, crafting, building, testing, configuring, and maintaining of assigned application(s)

Work Experience

  • Software engineering and development experience or a related job
  • Experience in application design, software development, and automated testing
  • Experience in object-oriented design and coding with variety of languages
  • Experience in distributed (multi-tiered) systems, algorithms, and relational databases
  • Experience in Agile software development methodologies and practices such as Scrum/Kanban, iterations, user stories
  • Experience in automation testing and documentation (i.e. automated, functional, and performance)

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

Job ID: 523540347
Originally Posted on: 6/3/2026

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