Senior Software Engineer I – GCP, Java/Python

American Express

. Own all technical aspects of software development for assigned applications .

Posted 10/22/2026full-timeNew York City • New York • United StatesSenior💰 $123,000 - $215,250 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in software development, particularly in building scalable enterprise applications and cloud-native solutions on GCP using Java and Python. Proficient in agile methodologies, automated testing, and microservices architecture, with strong analytical and problem-solving skills to translate complex business challenges into effective technical solutions.

Highest-signal resume keywords

Cloud-Native Solutions DevelopmentJava/Python ProgrammingAgile Development MethodologiesMicroservices ArchitectureData Processing Solutions

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software EngineeringApplication DesignDistributed SystemsAutomated TestingCI/CDData StructuresAlgorithmsSystem DesignMachine LearningAPI-Driven Architectures

Soft Skills

Analytical SkillsProblem-SolvingCommunication SkillsCollaborationMentoring

Tools & Technologies

GCPSparkBigQueryDataflowPub/SubGKEDevin AIClaudeGitHub Copilot

Industry Keywords

Enterprise ApplicationsCloud Deployment PatternsAgile MethodologiesTechnical ExcellenceEmerging Technologies

Tech Stack

Tools & technologies

BigQueryCloudDistributed SystemsGoogle Cloud PlatformJavaMicroservicesPythonSpark

About the role

Key responsibilities & impact

Own all technical aspects of software development for assigned applications
Perform hands-on architecture, design, and development of Personalization systems supporting multiple business units across the Enterprise Orchestration Platform
Function as a senior engineer on an agile team and help drive consistent development practices
Spend approximately 60–70% of time writing code and testing, with the remainder collaborating with peers and stakeholders through product and platform releases
Develop deep understanding of integrations with other Amex systems and platforms
Write code and unit tests, work on API specifications and automation, and conduct code reviews and testing
Refactor code, use visualization and other techniques to fast-track concepts, deliver continuous improvement, and identify opportunities to adopt innovative technologies
Provide continuous support for application availability
Work closely with product owners on blueprints and annual planning for feature sets impacting multiple platforms and products
Prioritize features for ongoing sprints and manage technical requirements based on industry trends, new technologies, defects, and issues

Requirements

What you’ll need

Bachelor’s or Master’s degree in Computer Science, Engineering, or related field
5+ years of software engineering experience with strong hands-on expertise in building scalable enterprise applications and distributed systems
Proven experience designing and developing cloud-native solutions on GCP using Java/Python and modern API-driven architectures
Strong experience building scalable batch and real-time data processing solutions leveraging Spark, BigQuery, Dataflow, Pub/Sub, and GKE
Hands-on expertise in application design, microservices, automated testing, CI/CD, and cloud deployment patterns
Strong understanding of data structures, algorithms, system design, and distributed computing principles
Experience with AI-assisted development tools such as Devin AI, Claude, GitHub Copilot, or similar platforms preferred
Experience with machine learning, analytical, or modeling platforms in batch and/or real-time environments preferred
Ability to translate complex business problems into scalable technical solutions and operate effectively in ambiguous environments
Strong analytical, problem-solving, and communication skills with ability to collaborate across global teams
Demonstrated ability to mentor junior engineers, drive technical excellence, and stay current with emerging technologies and industry trends
Experience with Agile development methodologies and modern software engineering practices preferred
Employment eligibility to work with American Express in the U.S. is required; the company will not pursue visa sponsorship

Benefits

Comp & perks

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