At Paymentology, we’re redefining what’s possible in the payments space. As the first truly global issuer-processor, we give banks and fintechs the technology and talent to launch and manage Mastercard and Visa cards at scale across more than 60 countries.

Our advanced, multi-cloud platform delivers real-time data, unmatched scalability, and the flexibility of shared or dedicated processing instances. It’s this general reach and innovation that sets us apart.

Requirements:
What it takes to succeed:
- 5+ years of experience in security engineering roles.
- Strong expertise in AWS and Azure cloud environments, with Kubernetes experience considered beneficial.
- Hands-on experience with SIEM and XDR platforms such as Splunk, KQL, or Chronicle.
- Deep knowledge of identity and access management including SSO, SAML/OIDC, PIM/PAM, and SCIM.
- Practical experience using infrastructure and automation tools such as Terraform, Python, Bash, or PowerShell.
- Experience integrating security controls into CI/CD pipelines and modern delivery workflows.
- Proven ability to work autonomously,



prioritise effectively, and lead complex investigations end to end.
- Strong collaboration skills with the ability to influence engineering teams and act as a trusted security advisor.
- Clear written and verbal communication skills with a strong focus on documentation and knowledge sharing.



What you get to do:
- Design, implement, and continuously tune SIEM and XDR detections and security analytics.
- Lead complex security incident investigations and conduct advanced threat hunting activities.
- Engineer and maintain cloud security guardrails across AWS and Azure environments.
- Integrate security tooling and controls directly into CI/CD pipelines to enable secure-by-default delivery.
- Own vulnerability detection, prioritisation, and remediation workflows across platforms.
- Develop and maintain SOAR playbooks and security automation scripts.
- Produce and maintain clear security docume

📌 Senior Security Engineer (Buenos Aires)
🏢 Paymentology
📍 Buenos Aires