Senior Server Side API Engineer

American Express - More jobs by this advertiser

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

We’re looking for a Server side API Engineer to work on Mobile application Service Layer that will be used by tens of millions of American Express cardholders around the world. We want someone with strong technical skills and creativity. Should enjoy solving tough problems and working with new technologies. You should not be shy about sharing your ideas, and be obsessive about user experience and beautiful code. You’ll be part of the Mobile Engineering team whose mandate is to develop new products and platforms for American Express customers.  Mobile Engineering’s aim is to build interactive experiences at all touch points of a consumer's journey whether before, at, or after the time of purchase. You’ll be working in a fast-paced environment with the stability of working for a Fortune 100 company. Your primary responsibilities will be to work on a small team of engineers developing mobile products. You should be familiar with modern software development methodologies, and be able to dive deep and rapidly iterate on ideas despite ambiguity.

    • Contribute to the design, architecture, and development of Sever side APIs that are elegant, efficient, secure, highly available, and maintainable

    • Works closely with other developers (within the team and outside the team), and product owners to ensure technical compatibility and user satisfaction

    • Contribute insights into ways to improve our processes and tools

    • Be highly motivated and maintain a positive, “can-do” attitude in a fast moving environment

    • Follow and help cultivate consistent development best practices

    • Collaborates with project manager and other software developers to plan, design, develop, test, and maintain the Server side APIs

    • Provides thought-leadership regarding implementation best practices

    • Assists in estimation and assessment of feasibility of features

    • Foster a collaborative spirit across multiple teams

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

    • Bachelor’s degree in Computer Science, Computer Engineering, Information Systems Technology or/and relevant experience
    • Knowledge of developing trends and emerging standards in mobile apps (RxJava, Kotlin, etc), mobile payments, and wearables

    • Experience in API/Web Service Development and 7 years of experience in Java/J2EE/Web Development an asset

    • Excellent interpersonal and communication skills

    • Familiar with the complete software development life cycle (e.g. requirements, analysis, design, implementation, testing, and documentation) and execution models (e.g. Waterfall, Agile, etc.)

    • Great knowledge of Java design principles, patterns, and best practices 

    • Excellent technical knowledge of Java, J2EE, Spring and RESTful API development

    • Thorough understanding of JSON, XML, SOAP, HTTP, web services technologies, and data structure fundamentals, with experience in multi-threaded programming

    • Experience with build (using Gradle, Maven, Ant, etc.) and deployments on application servers (like Websphere, Weblogic) preferable

    • Experience working with testing libraries (like Junit, Mockito)

    • Familiar with Continuous Integration/Deployment (using Jenkins, Maven, JMeter, etc.) desirable

    • Knowledge of the open-source Java ecosystem and the libraries available for common tasks

    • Understanding of code versioning using git, github and gitflow

    • Understanding of accessibility and security compliance 

    • Understanding of fundamental design principles behind a scalable enterprise application 

    • Experience in creation and review of software and architecture designs 

    • Basic understanding of Web Technologies like Javascript, CSS, and HTML5 

    • Experience with Kotlin is a plus


    Why American Express?

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


    Amex have 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 [email protected] or 00800 83 000038 (free phone, subject to individual carrier charges). For Russia based candidates on 810 800 83 000038.


    28 February 2020
    Work type:
    Full time
    Banking and Financial Services
    PLEASE! No enquiries from Recruitment Agencies or Headhunters.

    Only direct applications will be considered.

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