Sr Software Engineer II

American Express
Phoenix
Workplace: HybridFull timeUSD 123,000 - 215,250 annuallyFunction: Software EngineeringEducation: bachelorsSkills: ["Can-do attitude","Collaboration","Innovation","Experimentation","Problem-solving"]

Build and evolve mobile payments capabilities for American Express cardholders as part of the Digital Payments Engineering team. You’ll design, develop, test, and implement scalable microservices and integrate with existing AMEX platforms, working in an Agile environment. The role emphasizes reactive/functional concepts, secure REST API design, and hands-on Java/Kotlin expertise, including performance testing and tuning for low-latency, high-transaction systems.

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FursaFursa
American Express
American Express
3 days ago

Sr Software Engineer II

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Source: Company careers pageValidated by: Fursa AI
Last checked: 4 hours agoStatus: Live

Job Summary

Build and evolve mobile payments capabilities for American Express cardholders as part of the Digital Payments Engineering team. You’ll design, develop, test, and implement scalable microservices and integrate with existing AMEX platforms, working in an Agile environment. The role emphasizes reactive/functional concepts, secure REST API design, and hands-on Java/Kotlin expertise, including performance testing and tuning for low-latency, high-transaction systems.
Location: Phoenix
Workplace: Hybrid
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Perform hands-on architecture, design, development, testing, and implementation of software solutions.
  • •Contribute as an active Agile team member across user story analysis, application design, development, and test/automation.
  • •Build scalable microservices using modern technologies and integrate with existing American Express platforms.
  • •Apply security fundamentals and implement secure, standards-based REST API designs.
  • •Collaborate cross-functionally and drive innovation through experimentation and continuous learning.

Pay and Benefits

Salary: USD 123,000 - 215,250 annually
Perks:Health InsuranceDentalVisionLife InsuranceDisability InsurancePaid ParentalRetirement SavingsFinancial CoachingWellness StipendCounseling Support

Key Requirements

  • •6+ years of software development experience.
  • •Hands-on expertise in Java and Kotlin.
  • •Experience building scalable microservices and integrating with existing enterprise platforms.
  • •Strong understanding of RESTful API design and security standards (JWE, JWS, JWT, OpenID Connect, OAuth 2.0).
  • •Hands-on experience with NoSQL databases and distributed messaging (e.g., Redis, Kafka, Couchbase), plus performance testing/profiling and tuning.
Experience:PaymentsMobile paymentsMicroservices
Education:Bachelor's
Skills:Can-do attitudeCollaborationInnovationExperimentationProblem-solving
Tech Stack:JavaKotlinMicroservicesRESTful APIsNoSQLRedisKafkaCouchbaseReactive programmingFunctional programmingJWEJWSJWTOpenID ConnectOAuth 2.0Performance testingProfilingDockerKubernetesOpenShift

Company Brief

American Express
Provides global payment, credit, and travel-related financial services for consumers and businesses. Best known for its charge and credit cards, merchant payment network, and premium customer rewards and servicing.
Industry: Payments
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: New York City, United States
Founded: 1850
WebsiteLinkedIn