Senior Software Engineer - Enterprise Architecture

Company: American Express

Location: Phoenix, Arizona, United States

Salary: $123K – $215.3K a year

Work arrangement: Hybrid

Employment type: Full-time

Experience: 5-10 years

Education: bachelor degree

Posted: 2026-10-21

Responsibilities

Design, develop, and deliver scalable software solutions while leading the architecture of distributed systems. Act as a senior member of an Agile team to mentor junior engineers and drive engineering excellence through best practices.

Requirements

Requires 6+ years of professional software development experience with strong expertise in Java and Python. Candidates must have deep experience with microservices, cloud-native development, and modern software development lifecycle practices.

Skills

  • Java
  • Python
  • Spring Boot
  • RESTful APIs
  • Microservices
  • Distributed systems
  • PostgreSQL
  • Docker
  • Kubernetes
  • Terraform
  • Kafka
  • AWS
  • CI/CD
  • Agile
  • System design
  • Cloud-native development

Benefits

  • Competitive base salaries
  • Bonus incentives
  • Retirement savings plan with 6% company match
  • Financial coaching
  • Medical insurance
  • Dental insurance
  • Vision insurance
  • Life insurance
  • Disability benefits
  • Paid parental leave
  • Wellness centers
  • Counseling support
  • Career development and training

About this role

About Enterprise Architecture: 

Enterprise Architecture is an organization within the Chief Technology Office at
American Express and it is a key enabler of the company’s technology strategy.
The four pillars of Enterprise Architecture include:

1. Architecture as Code: this pillar owns and operates foundational
technologies that are leveraged by engineering teams across the enterprise.
2. Architecture as Design: this pillar includes the solution and technical
design for transformation programs and business critical projects which need
architectural guidance and support.
3. Governance: this pillar is responsible for defining technical standards, and
developing innovative tools that automate controls to ensure compliance.
4. Colleague Enablement: this pillar is focused on colleague development,
recognition, training, and enterprise outreach. 

RESPONSIBILITIES

* Design, develop, and deliver scalable, high-quality software solutions across
the full stack, leveraging Java and Python for enterprise-grade platforms and
services
* Lead the architecture and implementation of distributed systems, ensuring
performance, reliability, and maintainability
* Own end-to-end delivery of features—from design and development to
deployment, monitoring, and support in production environments
* Act as a senior member of an Agile team, driving best practices in coding
standards, testing, documentation, and continuous delivery
* Mentor and guide junior engineers, providing technical leadership through
code reviews, design discussions, and knowledge sharing
* Collaborate closely with architects, product managers, and cross-functional
teams to translate business requirements into scalable technical solutions
* Build and evolve RESTful APIs, microservices, and event-driven systems,
ensuring strong service contracts and backward compatibility
* Champion engineering excellence by improving CI/CD pipelines, test
automation, and developer productivity
* Proactively identify system bottlenecks, debug complex issues, and drive
root-cause analysis with long-term fixes
* Design systems for scalability, resilience, and observability, including
monitoring, logging, and alerting strategies
* Contribute to cloud-native adoption, including containerization,
infrastructure-as-code, and auto-scaling architectures
* Influence technical direction and challenge the status quo by proposing
innovative, pragmatic solutions
* Take ownership and accountability for delivering high-impact outcomes aligned
with team and organizational goals

QUALIFICATIONS

* 6+ years of professional software development experience with strong
expertise in Java and working knowledge of Python for backend or data-driven
applications
* Deep experience with Java ecosystems and frameworks such as Spring, Spring
Boot, or equivalent
* Proven experience in full-stack development, including backend services and
modern frontend frameworks (e.g., React, Angular, or similar)
* Strong experience building RESTful APIs, microservices architectures, and
service-to-service integrations
* Solid understanding of distributed systems, concurrency, scalability, and
performance optimization
* Hands-on experience with relational databases (PostgreSQL, MySQL, Oracle)
and/or NoSQL databases (Cassandra, DynamoDB, MongoDB)
* Experience with containerization and orchestration (Docker, Kubernetes)
* Familiarity with infrastructure-as-code tools (Terraform, CloudFormation,
etc.)
* Experience with messaging and streaming platforms such as Kafka, RabbitMQ, or
JMS
* Practical experience with cloud platforms (AWS, Azure, or GCP) and
cloud-native development patterns
* Hands-on experience in test data generation and unit test development and
execution
* Preferred: Basic understanding of AI/ML concepts and Generative AI
technologies, including LLMs, prompt engineering, and Retrieval-Augmented
Generation (RAG)
* Experience with API design standards, OpenAPI/Swagger, versioning, and
contract-driven development
* Hands-on experience with CI/CD pipelines and tools (Jenkins, GitHub Actions,
GitLab CI, etc.)
* Proficiency in Agile/Scrum methodologies and modern software development
lifecycle practices
* Bachelor’s degree in computer science, Engineering, or equivalent practical
experience (advanced degree is a plus)

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

About American Express

Financial Services · 10,001+ employees · headquartered in New York, NY

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