Senior Software Engineer I
Phoenix, AZ, United States
(Hybrid)
Job Description
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.
American Express is making strategic investments in new card network products and platforms to allow the company to meet its ambitious global growth agenda. American Express is looking for strong leaders and engineers to be part of high energy and efficient teams that will build and support our next generation card network systems.
The Global Merchant and Network Services Technology (GMNST) organization at American Express is responsible for modernizing the payments network to enable next-generation payments products. The team creates flexible merchant platforms to acquire, bill, pay, service and foster innovation, while enabling a payments ecosystem to connect and authenticate parties seamlessly and securely
American Express Global Payment Network authorizes and processes all of the company's customer card transactions. It is the critical back bone for this processing and operates in a near real-time, low-latency system that is always available and highly resilient, processing transactions from around the world 24x7, 365 days a year.
As a Senior Engineer, you will be a hands-on engineer building highly available and scalable distributed system on the cloud that contribute and drive our Global Card Network platform. Your primary responsibility is to design and develop capabilities for our next generation distributed transaction platform, supporting Amex card transactions while leading a team of engineers in Agile teams. You will work closely with other Senior Engineers, Product Owners and architects to achieve your goals.
Responsibilities
Function as a leader on an agile team by contributing to software builds through consistent development practices. Lead code reviews and automated testing
Contribute to high level design as well as detailed design of complex subsystems with emphasis in high availability and low latency.
Perform technical aspects of software development for assigned applications including design, developing proto@types, and coding assignments
Debug software components and identify code defects for remediation
You will constantly pursue and learn industry leading/innovative technologies and solutions and build POC's to experiment new technologies, databases and other application infrastructure. Be acutely aware of enabling technologies and open-source products to build low latency distributed systems.
Takes accountability for the success of the team achieving their goals, contribute to enable them to be more effective, productive, and demonstrating faster and stronger results.
Drives the team's strategy and prioritizes initiatives
Influence team members by challenging status quo, demonstrating risk taking, and implementing innovative ideas
Collaborate with peer technology and scrum teams across different locations.
Qualifications
Computer Science / Information Systems degree, or equivalent with min 10 years of professional work experience.
Strong implementation experience using object-oriented languages like C/C++, Java or Go (Java Preferred). Keen understanding of how to build highly performant systems with such languages.
Strong coding skills and fundamentals with hands on experience in building distributed micro-service systems, experience with Service Mesh products/frameworks like such as Envoy, Linkerd, Istio, gRPC/ProtoBuf; Business Rule Management experience with tools such as Drools. Experience developing and maintaining distributed, elastic micro-service applications that self-heal in the event of failures
Distributed System Management/tracing and monitoring such as Zipkin/Jaeger, ELK Stack, Grafana Prometheus
Have experience in designing and building Cloud native applications. Experience in cloud platforms like Docker, Kubernetes, OpenShift are a plus.
Experience in using NoSQL databases and distributed messaging systems such as Redis, Kafka, Couchbase, Cassandra in the @context of low latency and high transaction volume systems.
Experience in building Restful APIs, with Event Driven and Reactive programming.
Have hands-on experience in building and delivering large scale enterprise systems/products. Implemented critical aspects of such systems and have supported them in production environment
Keen awareness of concerns in massively distributed systems and effective solutions.
Experience working in DevOps teams and Scrums.
Hands on experience using Jenkins, Git, Stash. Previous Continuous Integration (CICD) experience is a plus.
Ability to learn and deep dive into new technology and business domains, question status quo and think outside of the box.
Have excellent written and verbal communications skills. Create and deliver effective presentations to Senior Leadership.
Depending on factors such as business unit requirements, the nature of the position, cost and applicable laws, American Express may provide visa sponsorship for certain positions.
At American Express, our culture is built on a 175-year history of innovation, shared values (https://www.americanexpress.com/en-us/company/who-we-are/)
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.
As part of Team Amex, you'll experience our powerful backing with comprehensive support for your holistic well-being and many opportunities to learn new skills, develop as a leader, and grow your career. Here, your voice and ideas matter, your work makes an impact, and together, you will help us define the future of American Express.
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
6% Company Match on retirement savings plan
Free financial coaching and financial well-being support
Comprehensive medical, dental, vision, life insurance, and disability benefits
Flexible working model with hybrid, onsite or virtual arrangements depending on role and business need
20+ weeks paid parental leave for all parents, regardless of gender, offered for pregnancy, adoption or surrogacy
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
For a full list of Team Amex benefits, visit our Colleague Benefits Site (https://www.americanexpress.com/en-us/colleagues/benefits)
.
American Express is an equal opportunity employer and makes employment decisions without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran status, disability status, age, or any other status protected by law. American Express will consider for employment all qualified applicants, including those with arrest or conviction records, in accordance with the requirements of applicable state and local laws, including the California Fair Chance Act, the Los Angeles County Fair Chance Ordinance for Employers, and the City of Los Angeles' Fair Chance Initiative for Hiring Ordinance. For positions covered by federal and/or state banking regulations, American Express will comply with such regulations as it relates to the consideration of applicants with criminal convictions.
We back our colleagues with the support they need to thrive, professionally and personally. That's why we have Amex Flex, our enterprise working model that provides greater flexibility to colleagues while ensuring we preserve the important aspects of our unique in-person culture. Depending on role and business needs, colleagues will either work onsite, in a hybrid model (combination of in-office and virtual days) or fully virtually.
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The below represents the expected salary range for this job requisition. Ultimately, in determining your pay, we'll consider your location, experience, and other job-related factors.?
Job Info
Job Identification26012634
Job CategoryTechnology
Posting Date08/26/2026, 02:14 PM
Apply Before09/02/2026, 05:00 AM
Degree LevelHigh School Graduate
Job ScheduleFull time
Job ShiftDay
LocationsAMEX 18850 N 56th Street, Phoenix, AZ, 85054, US(Hybrid)
Salary Range$123000 - $215250 annually + bonus + benefits
Career AreaTechnology
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