← Back to Jobs
Full time
Technology
Lead Site Reliability Engineer
MastercardDunstable, England🇬🇧United KingdomPosted 16 Jul 2026
Why This Role Stands Out
As a Lead Site Reliability Engineer at Mastercard, you'll drive critical improvements for a global payment platform, leveraging your ITIL and production engineering expertise to enhance client experiences and build a proactive support culture. This hybrid role offers a fantastic opportunity to develop your leadership skills and contribute to a company shaping the future of commerce, so we encourage you to apply!
Quick Overview
Work Type
Hybrid
Schedule
Full Time
Level
Mid Senior
Job Description
Lead Site Reliability Engineer | Dunstable, England, United Kingdom | Hybrid
We're hiring on behalf of a globally recognized leader in financial services and technology, dedicated to powering economies and empowering individuals across more than 200 countries. This organization is committed to building a sustainable economy where everyone can prosper by providing secure, simple, smart, and accessible digital payment choices.
The Role
• Provide leadership and guidance in advancing client experience for software sales solutions.
• Enhance response to critical issues and foster a proactive service improvement mindset within the team.
• Act as a production readiness steward, partnering with developers to build, implement, and support technology services.
• Ensure operational criteria such as system availability, capacity, performance, monitoring, and automation are integrated throughout the delivery process.
• Lead Site Reliability Engineering (SRE) transformation through tooling and advocacy for change and standards.
• Drive process improvements and increase alignment with established business operations guild processes.
What You'll Need
• Bachelor's or Master's degree in Computer Science or equivalent experience.
• Proven experience leading global support teams for applications within high-volume, critical infrastructure.
• Strong systematic problem-solving approach with excellent communication and a sense of ownership.
• Extensive experience with ITIL methodology, vendor management, and stakeholder engagement.
• Experience in the software development lifecycle, live support, performance management, and testing practices.
• Experience communicating with and preparing communications for external consumption, given the critical national infrastructure aspect of solutions.
• Experience with Erlang is desirable.
What's On Offer
• Opportunity to work with a global team across multiple geographies and time zones.
• Contribute to the SRE transformation within a leading financial technology organization.
• Develop and implement cutting-edge solutions for a global client base.
• Engage in crucial problem management, root cause analysis, and remediation activities.
Apply via Haystack today!
Skills
Erlang
Similar jobs
Cloud Native DevOps Engineer- SC Cleared
NSD · Normanton, United Kingdom
48 minutes ago£95k/yrPlatform Engineer (Envoy/Kong/Go Developer) - Glasgow UK - Contract
Cubes Tech · Glasgow, United Kingdom
1 hour agoBoomi (SC Cleared Platform Engineer)
Square One Resources · United Kingdom
2 hours agoLead AI Platform Engineer
iBSC · Sheffield, United Kingdom
2 hours agoPlatform Engineer/Security Architect - Govt. - £600-£650/day Inside IR35
Allen Lane Ltd. · United Kingdom
2 hours ago£600 - £650/moLead Site Reliability Engineer
Mastercard · dunstable, United Kingdom
3 hours ago