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Salary
≈ $48k – $82k per year (Estimated)
Location
In office (Poland)
Seniority
Senior

Confirmed on the employer's own hiring board on Oct 18, 2026. First seen by Alion on Sep 16, 2026. B2Bnetwork scores B on the Alion truth index.

Overview
Company
Impact
Profile match
B2Bnetwork (B2B.net S.A.) is a Warsaw-based IT outsourcing and software testing company that supplies IT engineers and whole teams to clients in data and analytics, cloud, cybersecurity, digital workplace and application development and maintenance. It operates from the Kopernik Office Buildings in Warsaw, runs QA, cloud, security and academy networks, organises ISTQB examinations, and places many specialists on projects for large banks, most visibly Nordea in Warsaw and Gdansk. Its postings cover Java and Python developers, test automation engineers, IT analysts, data engineers, solution architects, Scrum masters and project managers, largely on B2B contracts.

About our team

Infrastructure (DevOps) team responsible for maintaining, scaling, securing, and optimizing the technical foundation of the SUN application landscape. Its objective is to provide stable, reliable, and performant platforms that enable application development, testing, releases, and day-to-day operations.

What you'll be doing

Build and maintain CI/CD pipelines and automated deployment solutions.

Manage and support Linux-based platforms and containers.

Automate infrastructure and operational processes using modern DevOps tools.

Monitor, troubleshoot, and optimize applications and services.

Collaborate with cross-functional teams to deliver reliable and scalable solutions

Must-have knowledge and experience

  • Proven experience in DevOps and production environment support.
  • Strong knowledge of CI/CD pipelines, release management, and deployment automation (Ansible, AAP, Bamboo, Jinja2, Terraform, Jenkins).
  • Hands-on experience with containerization and orchestration technologies (Docker, Podman, Kubernetes).
  • Advanced Linux administration skills (Red Hat 8/9/10).
  • Proficiency in Python or Bash scripting.
  • Good understanding of source control systems (Git).
  • Basic knowledge of AI technologies and their practical applications.
  • Strong communication skills and good command of English in an international environment.

Nice-to-have knowledge and experience

  • Experience with messaging platforms, like IBM MQ and Apache Kafka.
  • Experience with monitoring and observability tools (Grafana, Splunk, Prometheus, VictoriaMetrics, AppDynamics).
  • Experience with job scheduling tools (Cron, UC4).
  • Basic understanding of Java and XML.
  • Knowledge of SQL and Oracle databases.
  • Familiarity with ITIL processes and Agile/Scrum methodologies, including tools such as Jira or Helix.
  • Experience with AWS or other cloud services
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