Senior Security Engineer: Developer Enablement

Mastercard; Blanchardstown; On-site; EUR 120,000 - 170,000; Full time

Job summary

Mastercard is seeking a Principal Security Engineer to serve as a trusted advisor to developers, embedding security into the software lifecycle with hands-on guidance and scalable threat modeling. This role emphasizes developer enablement and practical security practices.

You will collaborate with architects and engineers to drive governance, deliver learning programs, and establish templates and libraries for threat modeling, helping teams ship secure software at scale.

Qualifications

• Senior security practitioner with hands-on experience in threat modeling and secure software design.
• Experience operating at scale and influencing across teams with developers and architects.
• Strong coaching and communication skills to build developer-centric security practices.

Responsibilities

• Creating scalable, developer-friendly threat modeling collateral such as blueprints, threat libraries, and templates.
• Implementing and evolving threat modeling methodologies.
• Establishing review and governance practices that support consistent, high-quality outcomes.
• Designing and delivering formal learning and enablement programs that help engineers and architects confidently apply threat modeling in their day-to-day work.

Job description

Mastercard is seeking a Principal Security Engineer to serve as a trusted advisor to developers, embedding security into the software lifecycle with hands-on guidance and scalable threat modeling. This role emphasizes developer enablement and practical security practices.

You will collaborate with architects and engineers to drive governance, deliver learning programs, and establish templates and libraries for threat modeling, helping teams ship secure software at scale.