Platform Engineering Team Leader

XTB is a global company from the financial industry, focusing on online trading of financial instruments. We are the largest FinTech in Poland and a leader in Central and Eastern Europe, and the range of our operations covers several countries, including Asia and South America. At XTB, we focus on the development of our employees, giving them opportunities to gain knowledge and skills in various fields, as well as offering a number of training and development programs. If you are looking for challenges and want to gain valuable experience in an international business environment, XTB is the right place for you. We are a certified Great Place to Work company. Setting our standards high, we can always count on each other. Within our department, we also organize workshops and guilds - meetings dedicated to specific areas or technologies - to continuously develop our skills and build a strong engineering community. Who We Are Looking For We are seeking a Team Leader to lead our Platform Engineering team – a person combining strong technical expertise in infrastructure, automation, and developer experience (DevEx) with team management experience and the ability to build an internal engineering community. About the Team We create tools, services, and solutions that enable product teams to deliver business value faster, safer, and more efficiently. Our Platform Engineering team forms the heart of the organization’s technical infrastructure, supporting both cloud infrastructure and developer experience. We work on Internal Developer Platforms (IDP), deployment automation, DORA metrics, self-service tooling, and integration with the DevOps ecosystem. Our solutions prioritize scalability, security, cost-efficiency, and user experience. Requirements Several years of experience in the role of Senior Developer, Tech Lead, Architect, or Platform Engineer. Several years of experience in formal team management as a manager. Hands-on experience working with cloud infrastructure (AWS, GCP, Azure, or other). Deep knowledge of: IaC (Infrastructure as Code), containerization, orchestration (Kubernetes), and CI/CD. Experience designing and maintaining Internal Developer Platforms (IDP) or similar platform tools. Experience with artifact repository systems (Artifactory, Nexus, or similar). Practical knowledge of DORA metrics (Deployment Frequency, Lead Time, Change Failure Rate, Time to Restore). Experience implementing self-service tools and automation for product teams. Experience with GitLab, including GitLab Runners, GitLab CI/CD, and infrastructure integration. Knowledge of scalability, performance, security, and cost management in technical platforms. Experience working with distributed remote teams. What we expect in terms of attitude Proactive approach, ambition, and independence in tackling challenges of complex infrastructure projects. Taking ownership of your area, decisions, and team. Courage in expressing your vision and opinions, combined with effectiveness and follow-through in executing ideas. Business-oriented approach and the ability to select technologies that align with organizational goals and product needs. Openness to collaborating with diverse teams (DevOps, Security, Product) and stakeholders. Management skills we need Ability to decompose complex infrastructure projects and deliver value incrementally within defined timeframes. Conscious monitoring and management of technical debt in the context of technical platforms. Optimal delegation of tasks within the team and support for team members’s autonomy. Building a culture of open, two-way feedback focused on continuous improvement. Mentoring and supporting the professional development of team members, particularly in DevOps and Cloud Native areas. Experience building technical communities (guilds), conducting workshops, and facilitating knowledge-sharing sessions. Effective conflict resolution and negotiation between the team and other organizational departments. Technical skills we expect Commercial experience in designing architecture and implementing complex infrastructure systems. Practical proficiency in: Cloud (AWS/GCP/Azure), Kubernetes, IaC (Terraform, Helm, Ansible, or similar). Experience architecting and maintaining CI/CD pipelines and deployment systems. Experience with GitLab (GitLab Runners, GitLab CI/CD, GitOps) or similar systems (GitHub Actions, Jenkins). Experience with artifact management systems (Artifactory, Nexus, ECR). Practical programming/scripting skills (Python, Go, Bash, or Shell scripting) in the context of automation. Experience building self-service tools for developers (APIs, CLIs, documentation). Knowledge of monitoring, logging, and observability (Prometheus, Grafana, ELK/OpenSearch, or similar). Experience diagnosing and optimizing performance and infrastructure issues. Practical use of AI tools in engineering work (e.g., GitHub Copilot, ChatGPT for infrastructure code). Experience working with configuration management tools (Git, Policy as Code). Nice to Have Experience building Internal Developer Platforms (IDP) from a platform team perspective. Experience implementing and maintaining DORA metrics for an organization. Experience with Multi-Cloud or Hybrid Cloud architecture. Experience with Security & Compliance in infrastructure context (RBAC, secrets management, compliance scanning). Experience with Cost Optimization and FinOps in cloud environments. Experience building and maintaining disaster recovery and high availability systems. Experience with GitOps and progressive delivery (Flux, ArgoCD, Kyverno). Certifications in Cloud (AWS, GCP, Azure) or Kubernetes areas. Experience mentoring and conducting training for technical teams. What we offer Real influence on the development of the company and the product. Work in an experienced team that is happy to share its knowledge. A clear vision of development thanks to regular feedback and clear career paths. Regular team-building meetings. Benefits A training budget for courses and conferences that interest you. An extra day off on your birthday. An extra day off for parents. Equipment tailored to your needs. Private medical care and group insurance. Access to an e-learning platform for learning English and a benefits platform. Access to a wellbeing platform and the opportunity to take advantage of workshops and private therapy sessions. Remote work, from the office in Warsaw or from a coworking space in your city.