Senior Software Engineer - Lead UEBA & ML Security Platform

541 Cisco Systems Poland sp. Z o.o.; Kraków; On-site; PLN 340,000 - 520,000; Full time

Job summary

Cisco in Kraków seeks a technical leader to drive UEBA features, mentor engineers, and deliver scalable Python/React-based solutions in a distributed team across multiple time zones. You will design, build and operate high-performance services, lead architectural discussions, and push for reliability and security at scale.

The role emphasizes hands-on coding, on-call rotation, collaboration with product and design, and continuing learning with modern tools and cloud-native patterns.

Qualifications

• Backend development with Python/Java and strong data structures.
• Experience with RESTful APIs, microservices, and scalable systems.
• Proficiency in SQL, Redis, and Elasticsearch.
• Hands-on cloud and DevOps with containerization (Docker/Kubernetes) and CI/CD.
• Ability to translate complex ideas for diverse audiences.

Responsibilities

• Own and drive design, development and operation of new features.
• Lead design and architectural discussions.
• Build reliable, scalable, high-performance applications.
• Debug and resolve customer-reported issues; deliver effective solutions.
• Participate in on-call rotations and post-incident reviews.
• Mentor junior engineers and promote career growth.

Skills

Python/Java

RESTful APIs

SQL

Redis

Elasticsearch

Docker/Kubernetes

AWS/Azure/GCP

On-call / incident response

Communication

Education

Bachelor’s degree in related field

Master’s degree

Tools

GitLab CI/CD

Jenkins

Elasticsearch tooling

Job description

Cisco in Kraków seeks a technical leader to drive UEBA features, mentor engineers, and deliver scalable Python/React-based solutions in a distributed team across multiple time zones. You will design, build and operate high-performance services, lead architectural discussions, and push for reliability and security at scale.

The role emphasizes hands-on coding, on-call rotation, collaboration with product and design, and continuing learning with modern tools and cloud-native patterns.