Lead Edge Platform Security Engineer

OneBanx OneBanx builds and runs a fintech platform that powers self-service banking kiosks. We are looking for an experienced engineer who combines DevSecOps (development, security and operations) skills with a real passion for networking and network devices. The role brings together three areas of equal importance. THE ROLE Edge networking: you will own and improve the network that connects our kiosks, built on OpenWrt and pfSense devices deployed in the field and managed remotely as a fleet. This calls for hands-on experience with network devices and a strong interest in how they behave in real-world conditions. DevOps enablement: our engineers already run much of their own infrastructure, so this is not about owning everything; you will set best practice, build the reusable GitLab pipeline and Terraform templates the team relies on, and support them where they need specialist help. Security: you will drive most of our security work, from annual penetration test to pushing hardware suppliers to a higher security standard. Key Responsibilities Edge Networking Own the kiosk network end to end, from on-site devices through to the secure connection back to our platform Maintain and improve OpenWrt and pfSense configurations, firmware and upgrade processes across a remote fleet Act as the escalation point for connectivity issues and turn recurring problems into permanent fixes Lead the evolution of how devices connect and authenticate, moving towards a modern model where each de