Senior Security Engineer II

At The Stepstone Group, we have a simple yet very important mission: The right job for everyone. Using our data, platform, and technology, we create opportunities for job seekers and companies around the world to find a perfect match, in fair and equitable way. With over 20 brands across 30+ countries, we strive for fair and unbiased hiring.

At our Tech Hub, located near Wilanowska Metro, we are here as more than 300 ambitious specialists who work on the development of our IT products. We are proud to be part of The Stepstone Group, a global expert in job-tech platforms and e-recruiting.

Join our team of 4,000+ employees and be part of reshaping the labour market and becoming the world’s leading job-tech platform.

We’re looking for a Senior Security Engineer II ready to take full ownership of incident detection, response, and automation across our security landscape. You’ll be the technical leader shaping our detection strategy, driving rapid response operations, and leveraging SIEM, EDR and Python-driven automation to stay ahead of adversaries.

In this role, you’ll design and optimise security workflows, elevate detection maturity through MITRE ATT&CK–aligned analysis, and lead the team during high-impact incidents. Your work directly influences how we protect our ecosystem as we reimagine the labour market for millions of people worldwide.

Responsibilities

• Analyse multi-source security telemetry (logs, EDR, network data) to identify, prioritise, and assess threats.

• Lead and coordinate incident response end-to-end: containment, eradication, recovery.

• Build automation scripts and playbooks in Python to accelerate detection and response.

• Automate triage, enrichment, and remediation workflows for improved SOC efficiency.

• Use MITRE ATT&CK to map TTPs, classify attack paths, and enhance detection logic.

• Manage and tune EDR platforms for real-time endpoint visibility and threat prevention.

Requirements

• 5+ years SOC experience with strong hands-on exposure to SIEM (Sentinel, QRadar, ArcSight).

• Solid Python skills focused on automation and scripting.

• Deep understanding of Incident Response and MITRE ATT&CK.

• Experience with EDR platforms such as CrowdStrike, Carbon Black, SentinelOne.

• Certifications such as GSEC, CISSP, OSCP, MaD — a strong plus.

We’re a community here that cares as much about your life outside work as how you feel when you’re with us. Because your job shouldn’t take over your life, it should enrich it. Here are some of the benefits we offer:

• Premium medical and dental care

• Life insurance

• Flex Benefits - Worksmile Cafeteria System (Multisport, vouchers, tickets etc.)

• Employee Referral Program

• Hackathons, Knowledge Sharing Hours, In-house projects

• Tech and sport communities

• Events and integration parties

• Charity initiatives, 2 extra volunteer days

• English/German classes

• Game room and chillout zone

Our commitmentEqual opportunities are important to us. We believe that diversity and inclusion at The Stepstone Group are critical to our success as a global company, so we want to recruit, develop, and keep the best talent. We encourage applications from everyone, regardless of background, gender identity, sexual orientation, disability status, ethnicity, belief, age, family or parental status, and any other characteristic.