This role has closed 2w ago. It is no longer on Mastercard's board, so there is nothing left to apply to. The posting is kept here because you saved it or opened it; it is a record, not an offer.
Verified from career page · Posted 2w ago
Principal Information Security Engineer - Blockchain Technology
Mastercard · Cyber and Corporate Security
Dublin
- Posted
- 2w ago
- Workplace
- Not specified
- Salary
- Not disclosed
- Visa sponsorship
- Not specified
Posted on 10 September 2026
Work model not stated
Salary range not shared by the company
Visa sponsorship details unknown
This role has closed 2w ago ago. It's kept as a record — see Mastercard's open roles or the similar live roles below.
See Mastercard's open rolesWe are looking for a Principal Information Security Engineer to lead the security architecture and strategy for Mastercard’s Crypto Products and Blockchain Networks. Drive the development of secure, scalable blockchain solutions and mentor engineering teams. Ideal for an experienced security leader with deep expertise in blockchain and information security.
About Mastercard
Mastercard hires engineers across Dublin, London, Warsaw and a wide Southern/Western European tail. This is payments infrastructure at global scale, not a fintech startup's stack — expect established process and a long interview loop.
