Lead Engineer AI/AppSec at Antal sp. z… · Krakow

To learn more about Antal, please visit www.antal.pl

About the Role

We are looking for a Lead Engineer – AI / Application Security to join a high-impact cybersecurity engineering team focused on building modern security solutions at scale. This role combines hands-on software engineering with technical leadership, enabling secure-by-design practices across a global engineering environment.

You will lead the development of proof-of-concept and production-grade security capabilities, working across Python microservices, Kubernetes, GCP, and CI/CD environments. The role requires a strong engineering mindset, deep understanding of security tooling, and the ability to influence technical direction across distributed teams.

This is an opportunity to work on advanced cybersecurity initiatives in a highly collaborative, engineering-driven environment where innovation, automation, and measurable security outcomes are key.

Responsibilities

• Lead the technical delivery of security-focused proof-of-concept and proof-of-value solutions
• Design, develop, and maintain scalable Python-based microservices and security tooling
• Drive engineering best practices across architecture, testing, deployment, and documentation
• Own code quality standards through code reviews, mentoring, and technical guidance
• Define and maintain testing strategies including unit, integration, and regression testing
• Lead technical discussions and create clear technical specifications and architectural documentation
• Troubleshoot complex engineering challenges and remove delivery blockers for the team
• Collaborate closely with engineering and cybersecurity stakeholders across multiple domains
• Support CI/CD automation, secrets management, and secure deployment practices
• Contribute directly to the codebase while mentoring other engineers within the team

Requirements

• Proven experience leading complex engineering initiatives in cybersecurity or security engineering environments
• Strong hands-on expertise in Python and microservice architectures
• Experience with FastAPI or similar frameworks
• Solid knowledge of Kubernetes, Docker, and Google Cloud Platform (GCP)
• Experience building and maintaining CI/CD pipelines (Jenkins or equivalent)
• Good understanding of secure software development lifecycle and DevSecOps practices
• Experience with PostgreSQL and/or Redis
• Strong understanding of distributed systems, scalability, resilience, and observability
• Ability to lead technical design discussions and communicate engineering decisions effectively
• Experience working in Agile delivery environments
• Strong communication and mentoring skills

Nice to Have

• Experience with security scanning tools and secrets detection platforms
• Knowledge of asynchronous processing frameworks such as Celery or Kafka
• Experience with monitoring and observability solutions (e.g. Splunk, OpenTelemetry)
• Frontend experience with React, Vue.js, or TypeScript
• Experience working in regulated environments such as banking or financial services
• Relevant cloud or engineering certifications

Working Model

• B2B contract
• Hybrid work model – 6 office visits per month in Kraków
• Long-term cybersecurity engineering initiatives
• International and highly collaborative environment