Senior Application Security Engineer

Our Story
Unum Technology Centre in Carlow serves as a strategic software development and IT services centre supporting Unum, a leading provider of income protection in the US. Our team of IT professionals build solutions and critical business applications to digitally transform the way we do business.

We’re looking for a Senior Application Security Engineer to lead the integration of secure development practices across our SDLC in both cloud and on-prem environments. This role combines hands-on technical expertise with strategic influence, focusing on secure architecture, CI/CD automation, and developer enablement. You’ll collaborate with cross-functional teams to drive threat modeling, build secure-by-default tooling, and mentor engineers across Ireland and the US—helping to elevate our overall security maturity and culture.