Java Backend Engineer - Payment Network Modernisation

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Job Description

Don’t just have a great idea, build it.

American Express Global Network Platform authorizes and processes millions of payment transactions every day. The Card Network platform is the critical backbone for all of American Express payment transactions and is a real time low latency system that is always available and highly resilient, processing transactions from around the world 24x7, 365 days a year.

American Express is making strategic investments to build a new, modernised payment network platform to allow the company to meet its ambitious global growth agenda. We’re is looking for strong leaders and engineers to be part of high energised network modernisation team.

As an Engineer, you will be part of a scrum team building core features and functions of payment transaction systems/platforms deployed in a hybrid private cloud.

The ideal candidate:

  • Has hands-on expertise with Java application design, software development and automated testing
  • Worked in an agile delivery team and is familiar with the processes and ceremonies
  • Has a drive to learn industry leading/innovative technologies and solutions
  • Is open to innovation and experimentation, engage in fun and outcome oriented culture, and is always ready to try new concepts without fear of failure
  • Is team-oriented, and a core contributor, enabling the team to be more effective and productive

Tech stack characteristics:

  • Java microservices for high-availability systems
  • Scalable applications running on Vert.x
  • Java 8, RxJava, Reactor, Kafka
  • NoSQL: Redis, Couchbase, Cassandra
  • High performance cloud infrastructure (PaaS)

Responsibilities Include:

  • Design and coding of user stories for a distributed, scalable, high performant and mission critic transaction platform using Java

  • Debug software components and identify code defects for remediation

  • Contribute to the deployment, support and monitoring of software across test, integration and production environments

  • Collaborate with peer technology and development teams across different locations

  • Have excellent written and verbal communications skills

Offer of employment with American Express is conditioned upon the successful completion of a background verification check, subject to applicable laws and regulations.


  • University Degree in computer science, computer engineering or/and in relevant field
  • Experience in enterprise software development
  • Good Java skills, including microservices, APIs and Java 8


  • Experience in enterprise software development
  • Knowledge in microservices using RESTFul APIs and NoSQL databases
  • Financial Transaction knowledge – ISO8583 messages, Payment Authorizations, Acquirers, Payment Networks, Issuers, Processors
  • Designing and building Cloud native applications for cloud platforms such as Docker, Kubernetes and OpenShift

Why American Express?

There’s a difference between having a job and making a difference.

American Express has been making a difference in people’s lives for over 160 years, backing them in moments big and small, granting access, tools, and resources to take on their biggest challenges and reap the greatest rewards.

We’ve also made a difference in the lives of our people, providing a culture of learning and collaboration, and helping them with what they need to succeed and thrive. We have their backs as they grow their skills, conquer new challenges, or even take time to spend with their family or community. And when they’re ready to take on a new career path, we’re right there with them, giving them the guidance and momentum into the best future they envision.

Because we believe that the best way to back our customers is to back our people.

The powerful backing of American Express.

Don’t make a difference without it.

Don’t live life without it.

A competitive benefits offering designed to support our employees’ total health and well-being, including:

  • Health care scheme
  • Defined contribution pension plan
  • Dental scheme
  • Virtual GP
  • Life assurance
  • Income protection
  • Core holiday allowance with opportunity to buy or sell additional days
  • A range of flexible benefits to choose from designed to suit your lifestyle; healthcare plan options, health assessments, critical illness coverage, cycle to work, season ticket loans
  • Employee Discount Portal
  • Back up childcare/adultcare
  • Onsite facilities include; Fitness classes, Health Checks, Digital Health Kiosk, Physiotherapy, Healthy Living Nurse, Wellness Studio, Costa Coffee and subsidised staff restaurant

To complete your application please click on the links below. However, if you require any assistance with the completion of this process – or need any reasonable adjustments to be made – then please contact the Recruitment Team on or 00800 83 000038 (for Russia based candidates 810 800 83 000038).


ReqID: 19018075
Schedule (Full-Time/Part-Time): Full-time
Date Posted: Nov 11, 2019, 4:41:28 PM