CareerPlanSign in

Principal Security Engineer

Warsaw💼 Full-time🗓 2026-09-15 → 2026-09-25

Core

Senior technical contributor leading security engineering initiatives, threat detection, and incident response to protect cloud environments, platforms, and operations from cyber threats.

Role type

Principal Security Engineer (Platform Security)

Builds

Secure cloud environments, detection capabilities, incident response playbooks, and resilient security controls for global financial technology clients.

Domain

FinTech, Cloud Security, Cyber Defense

Deliverable

production ML models | product features | dashboards & analysis | infrastructure

Required skills

Cloud security engineering, Application security, Detection engineering, Incident response, Threat hunting, Vulnerability management, Identity and Access Management, DevSecOps, Infrastructure as Code, Security architecture review

Preferred skills

Microsoft Azure, Microsoft Sentinel, Microsoft Defender, Kubernetes, MITRE ATT&CK frameworks, Secure Software Development Lifecycle (SSDLC)

Technologies

Microsoft Azure, Microsoft Sentinel, Microsoft Defender, Entra ID, Terraform, Bicep, KQL, Microsoft Defender for Cloud, SIEM tools

Responsibilities

Lead security engineering initiatives from planning through implementation across cloud, application, and infrastructure domains; Conduct security assessments, architecture reviews, and threat modelling; Analyze security challenges and design sustainable solutions; Contribute to detection capabilities using Microsoft Sentinel and Defender; Support incident response, investigation, and recovery activities; Conduct proactive threat hunting; Develop security runbooks and operational processes; Embed security into CI/CD pipelines and cloud architectures; Serve as a trusted security advisor to engineering and product teams.

Seniority

Principal, hands-on IC with strategic influence

Sourced via workday · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.