DevOps Engineer (B2B Contract)
NN GroupMasovian Voivodeship, Poland
Posted December 22, 2025
Contract / Temporary
About the Company
NN Group is an international financial services company, active in 10 countries, with a strong presence in a number of European countries and Japan. Our roots lie in the Netherlands, with a rich history of more than 175 years. With our 16,000 employees, NN Group provides retirement services, pensions, insurance, banking and investments to approximately 19 million customers. NN Group includes Nationale-Nederlanden, NN, ABN AMRO Insurance, Movir, AZL, BeFrank, OHRA and Woonnu. NN Group opened for trading on 2 July 2014 on Euronext Amsterdam under the symbol ‘NN’ after its initial public offering (IPO). For more than 175 years, our company has merged, grown and changed, but the core of who we are has remained the same. At NN Group, we put our resources, expertise, and networks to use for the well-being of our customers, the advancement of our communities, the preservation of our planet, and for the promotion of a stable, inclusive, and sustainable economy. Our purpose is to help people care for what matters most to them. Because what matters to them matters to us.
Job Description
We are looking for a DevOps Engineer to maintain applications built with Java technology, manage databases, and automate administrative processes. The ideal candidate will have at least 3-4 years of experience in system or application administration and possess practical knowledge of J2EE and web application servers.
Requirements
- 3-4 years of experience in system or application administration
- Practical knowledge of J2EE and web application servers (Tomcat, SpringBoot, Nginx, Apache HTTPD)
- Experience in maintaining PostgreSQL databases (cluster architecture, backups, performance)
- Strong knowledge of Linux operating systems (RedHat, CentOS, Rocky)
- Understanding of protocols and computer networks (TCP/IP, LAN/WAN/WLAN/VPN)
- Awareness of security for networks, operating systems, and applications (OWASP, CIS, Nessus)
- Ability to create or modify CI/CD processes using GitLab CI or Jenkins
- Familiarity with tools such as Graylog or ELK
- Experience with automation using Bash and Ansible scripts
- Analytical thinking and problem-solving skills
- Ability to work independently and organize work effectively
- Experience with monitoring tools like Grafana, Zabbix, Prometheus
- Experience with container orchestration platforms (Kubernetes, OpenShift)
- Communication skills in English at B2 level or higher
Benefits
- Flexible service delivery hours
- Comprehensive onboarding
- Collaboration based on Open Source technologies, Agile methodology, and DevOps culture
- Opportunities for professional growth
- Access to exclusive discounts on Samsung products
- Possibility to join sports and wellness initiatives
- Bike-friendly office infrastructure