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American Express

Software Engineer II

American Express

. Perform hands-on architecture, design, development, and testing of EMV/AEIPS Payment Applications on JavaCard or Host Card Emulation Environments .

Posted 10/6/2026full-timeBurgess Hill • United KingdomMid-LevelSeniorWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in JavaCard and Host Card Emulation for developing EMV payment applications, with a strong focus on cryptographic algorithms and mobile payment innovation. Proven ability to collaborate effectively within agile teams and manage product development in a high-performance environment.

Highest-signal resume keywords
JavaCard Application DevelopmentCryptographic Algorithms (3DES, AES, RSA, ECC)Global Platform Card Content ManagementAgile MethodologiesMobile Payment Product Development

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills
Application DevelopmentMulti-Threaded ProgrammingKey Management ProcessesEMV Common Personalization SpecificationMobile Application Design and Development
Soft Skills
Attention to DetailStrong Organization SkillsCollaboration
Tools & Technologies
Agile ToolsAutomation Tools
Industry Keywords
EMV Payment ApplicationsPayment ProcessingMobile Payment DomainProduct Company Experience

Tech Stack

Tools & technologies
AndroidiOS

About the role

Key responsibilities & impact
  • Perform hands-on architecture, design, development, and testing of EMV/AEIPS Payment Applications on JavaCard or Host Card Emulation Environments
  • Work with external testing labs to get the developed payment product certified
  • Engage in product innovation within the Mobile Payment domain
  • Serve as a member of an agile team that drives user story analysis and elaboration, designs and develops software applications, and tests and builds automation tools
  • Utilize best-of-breed technologies to build a layered, component-based, service-oriented architecture over existing American Express technologies
  • Foster collaboration across multiple internal teams
  • Develop mobile payment products used by millions of cardholders worldwide and collaborate with product managers on product direction and emerging technologies

Requirements

What you’ll need
  • Bachelors degree in Computer Science/Engineering or 5+ years of equivalent experience in related disciplines
  • Hands on Application development experience within JavaCard/HCE domain
  • Working experience with cryptographic algorithms like 3DES, AES, RSA, ECC etc.
  • Deep understanding of Global Platform card content management and key management processes
  • Knowledge of EMV Common Personalization Specification and processes
  • Nice to have working knowledge of different Key Management principles and associated processes
  • Nice to have some Android and iOS development exposure in light of Payment processing
  • Demonstrated technical capabilities and ability to work collaboratively and effectively with a range of stakeholders
  • Worked in a product company
  • Attention to detail and strong organization skills
  • Experience working in high-performing development teams using agile methodologies and tools
  • Experience in multi-threaded programming
  • Proven record of design and development of mobile applications in an Enterprise setting is a plus
  • Employment eligibility to work with American Express in the UK is required; the company will not pursue visa sponsorship for these positions

Benefits

Comp & perks
  • Competitive base salaries
  • Bonus incentives
  • Support for financial well-being and retirement
  • Comprehensive medical, dental, vision, life insurance, and disability benefits (depending on location)
  • Flexible working model with hybrid, onsite or virtual arrangements depending on role and business need
  • Generous paid parental leave policies (depending on your location)
  • 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