Senior Security Engineer

Paymentology

7d

About The Position

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 global reach and innovation that sets us apart. We’re looking for a Senior Security Engineer to play a critical hands-on role in engineering, operating, and continuously improving Paymentology’s security controls across cloud, identity, application, network, endpoint, and data environments. This role is focused on detection and response, secure-by-default engineering, automation, and close collaboration with engineering teams to embed security into platforms and delivery pipelines. 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 documentation while mentoring and supporting other engineers. At Paymentology , it’s not just about building great payment technology, it’s about building a company where people feel they belong and their work truly matters. You’ll join a diverse, global team committed to strengthening secure financial ecosystems at scale. Whether you’re collaborating across time zones, solving high-impact security challenges, or helping uplift engineering capability, you’ll find purpose, autonomy, and room to grow in a supportive and forward-thinking environment.

Requirements

• 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.

Nice To Haves

• Kubernetes experience

Responsibilities

• 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 documentation while mentoring and supporting other engineers.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed