CareerPlan

Senior Application Security Engineer

Carlow, Carlow, IRE, IEFull-time2026-11-10 → 2026-11-11
Hybrid · Ireland

Core

Embed security across the Software Development Lifecycle and strengthen application and cloud security practices.

Role type

Senior hands-on IC application security engineer

Builds

Secure-by-design solutions, CI/CD security controls, reusable security frameworks, automation, and secure cloud/container environments

Domain

Software development, DevSecOps, Cloud security (AWS), Container security

Required skills

Application security testing (SAST, DAST, SCA), CI/CD integration, Threat modelling, Vulnerability remediation, API security, Cloud-native security, Secure coding, Automation scripting, Container security, Software supply chain security

Preferred skills

OSCP, CSSLP, CISSP, Policy-as-code, Service meshes, Security standards compliance

Technologies

Java, C#, Python, JavaScript, GitHub Actions, Jenkins, GitLab CI, AWS, Docker, Kubernetes, MuleSoft, OAuth 2.0, OpenID Connect, SAML, Open Policy Agent, Istio

Responsibilities

Embed secure-by-design and DevSecOps practices throughout the SDLC; Design and implement security controls and automation within CI/CD pipelines; Lead threat modelling, application security reviews, and vulnerability remediation; Identify and assess vulnerabilities using SAST, DAST, SCA, and penetration testing; Build reusable security frameworks, libraries, SDKs, and automation; Strengthen cloud, container, and infrastructure security; Improve API security using OAuth 2.0, OpenID Connect, SAML, and API gateways; Develop automation for vulnerability triage and reporting; Partner with teams to establish secure coding standards; Mentor engineers and deliver security training; Support security incident response and compliance initiatives.

Seniority

Senior, hands-on IC