American Express Careers

Senior Data Engineer - Cassandra / NOSQL

London, United Kingdom
Digital Commerce Technology

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Job Description

Don’t just follow digital trends, Help create one.

At American Express, we love data - it powers our insight into our customers' needs and maximizes value for our shareholders.


We're looking for an exceptional Senior Database Engineer to design and develop cutting edge database solutions.   The role will be for a Database designer skilled in Cassandra with working knowledge of other database technologies including other NoSQL offerings.   Your main role will be the design and development database expert supporting a number of product teams who are developing and building-out large mission critical applications.


American Express is modernizing  at pace, and you will be at the heart of a growing team of data management professionals focused on providing world class  data management solutions that underpin this transformation. You will get to partner closely with talented Product Owners, Architects, and Engineers to define, and execute, the vision and roadmap for some of our most critical platforms and products.


The Senior Database Engineer's responsibilities can include:

  • Setting out the database technology strategy for your portfolio
  • Researching and adopting new, disruptive DBMS technologies - finding the right tool for the right job
  • Partnering with Software Engineers to solve application use cases.
  • Designing and building physical database schemas (relational DDL, documents, column families, graphs, etc.) and optimizing databases for speed, scalability and availability

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



  • Expert in configuration, development, and administration of large, mission-critical database environments
  • Demonstrative knowledge and experience in using NoSQL technology for real world application deployment including in depth knowledge of Cassandra and at least one of the following technologies: Couchbase, Neo4J, MongoDB, MAPR-DB, Hbase.
  • The ability to match the application needs to the appropriate database technology solution through experience, research and testing from the design phase through to production.
  • PLUS working knowledge of relational DB technologies, preferably Oracle and/or PostgresSQL EDB
  • Strong interpersonal skills (leadership, facilitation, stakeholder management, and presentation)
  • Knowledge of software/application architectures, in particular microservices, and how to design and deploy databases to support them
  • Knowledge of database build automation techniques (e.g. Liquibase, XLR) is advantageous
  • Knowledge of data processing paradigms such as ETL, ELT, replication
  • Experience in working with contemporary project and design methodologies (Agile/Scrum/Kanban, Domain-Driven Design)

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 wellbeing, 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
  • Car Allowance/Company Car Option
  • 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: 19015919
Schedule (Full-Time/Part-Time): Full-time
Date Posted: Sep 10, 2019, 6:08:14 AM
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