Lead Software Engineer

Title and Summary

Lead Software Engineer (Connex

)
Overvi

ewWe are seeking a talented Lead Connex Software Development Engineer to join our engineering organisation This role operates within a globally distributed delivery model, partnering closely with established onshore teams to deliver and maintain high-availability, mission-critical system

s.The successful candidate will contribute to the ongoing evolution and stability of key payment platforms within a scaled Agile (SAFe) environmen

t.
R

oleThe Software Engineer will be responsible f

or:• Agile Delivery (SAFe Framewo

rk)Working within an established Scrum team aligned to SAFe, contributing to sprint planning, execution, and continuous improvement initiativ

es.• Distributed Team Collaborat

ionCollaborating closely with onshore engineering teams to deliver features, resolve defects, and ensure seamless integration across the delivery lifecyc

le.• Application Development & Maintena

nceDesigning, developing, and maintaining solutions across a multi-technology sta

ck.• Production Support & Reliabil

itySupporting critical live systems, ensuring performance, resilience, and adherence to enterprise standards and contro

ls.• Continuous Improvem

entContributing to engineering best practices, automation, and process enhancements to improve delivery efficiency and quali

ty.
All About

YouWe are looking for a technically strong and collaborative Software Engineer who thrives in a complex, enterprise-scale environm

ent.Key requirements incl

ude:• Highly experienced in Connex on HP NonStop development backgro

und.• Understanding of financial industry hardware such as HSM's HP Nonstop and related standards and security requirements including PCI and OW

ASP.• Understanding of online payment transaction process

ing.• Experience of TCP/IP and communication protoc

ols.• Strong knowledge of TAL, COBOL, SCOBOL and

TACL• Knowledge of HP Non-Stop protocols, security and utili

ties• Strong understanding of financial industry protocols including ISO8583, ISO20022, LIS5, VISA, MasterCard or ATM message protoc

ols.• Knowledge of some of GoldenGate, Electronic File Transfers, Java, UNIX, Spring, Hibernate,

XML.• Proven development experiences a solid background as a developer across various platfo

rms.• Proven technical testing experience within Agile environments, particularly with BDD methodolog

ies.• Be comfortable with regular demonstrations to stakeholders and comfortable with pair programm

ing.• Exceptional communication skills, with the ability to collaborate effectively within a multidisciplinary t

eam.• Excellent time management and organisational abilit

ies.• Strong problem-solving skills and a proactive attit

ude.• Genuine passion for testing, development, and technology design across diverse full stack platfo

rms.• Demonstrated experience in both functional and non-functional automated test

ing.
Desirable experi

ence:• Hands-on automation testing expertise using open-source technologies such as Selenium, Cucumber, Gherkin, Spring,

etc.

Corporate Security Respons

ibility
All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security a

• nd must:Abide by Mastercard's security policies and pr
• actices;Ensure the confidentiality and integrity of the information being a
• ccessed;Report any suspected information security violation or bre
• ach, andComplete all periodic mandatory security trainings in accordance with Mastercard's gui