New offer - be the first one to apply!
December 17, 2025
Senior • Hybrid
$1,000,000 - $1,000,000/yr
Wrocław, Poland
We are seeking a highly skilled Senior Security Engineer to support our client in designing, implementing, and maintaining advanced security solutions across retail environments. This role offers the opportunity to lead critical initiatives spanning POS, local networks, and cloud, ensuring compliance, resilience, and proactive defence.
Your tasks
Design and document a scalable security architecture for retailer environments
Develop and maintain security configuration baselines and hardening guides
Implement scanning and patching processes for retailer systems
Create and test incident response procedures tailored to retailer threats
Deliver targeted training and awareness materials for retailer staff
Deploy monitoring tools and generate regular security posture reports
Requirements
Ability to work in a hybrid model: 2 days per week at the client’s office in Wrocław
At least 5 years of proven experience in security engineering, preferably in retail or distributed environments
Strong knowledge of network security, endpoint protection, and incident response
Familiarity with compliance standards, e.g., ISO 27001, PCI-DSS
Excellent communication and documentation skills
Advanced English proficiency (spoken and written)
Residing in Poland required
What we offer
Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
Comfortable workplace – class A offices or remote work
Dozens of fascinating projects for prestigious brands from all over the world
PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
Investment in your growth – meetups, webinars, training platform and technology blog – you choose
Fantastic atmosphere created by all Sii Power People
Join the Sii team – develop your skills, gain experience, and build your career!