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🥝 Lead Site Reliability Engineer

MasterCard | dunstable, United-Kingdom | Posted June 29, 2026

Job Description

Lead Site Reliability Engineer

The Business Operations team is seeking a highly motivated and experienced Lead Site Reliability Engineer (SRE) to join our team. You will play a critical role in ensuring the reliability, scalability, and performance of our applications, supporting essential services that power Mastercard's global operations. As a thought leader in your field, you will bring technical expertise, a passion for automation, and the ability to mentor.

Responsibilities

  • Be a developing subject matter expert in the Site Reliability Engineering area, influencing stakeholders and applying advanced knowledge to drive achievement of area goals and initiatives by contributing to solution development and improvements for existing products, services, and/or processes.
  • Implement and maintain high-availability system solutions, ensuring stability, performance, and operational continuity.
  • Evaluate operational requirements to develop e...

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