Senior Linux DevOps Engineer (low latency, bare metal containerization)

VISTULO sp. z o.o.; Warszawa; Remote; PLN 180,000 - 240,000; Full time

Job summary

A leading technology firm is seeking an experienced DevOps engineer to build and manage infrastructure for low-latency trading applications. This fully remote position, based in Poland, requires expertise in low-latency systems, container orchestration, and strong troubleshooting skills in Linux environments. Collaborate with a talented team while enjoying competitive compensation and flexible work hours.

Benefits

Competitive compensation

Ample time-off options

Collaboration with smart developers

Qualifications

• 6+ years of experience in DevOps engineering.
• Experience with low-latency trading applications.
• Strong debugging skills in live environments.

Responsibilities

• Develop and maintain containerized infrastructure for trading apps.
• Manage physical and AWS-based infrastructure.
• Build tools for IT infrastructure management.
• Participate in migration projects for DevOps tooling.
• Support production issues and conduct root-cause analysis.

Skills

Low-latency systems support

High-performance networking

Bare metal container orchestration

Infrastructure automation (Ansible, Terraform)

Proficiency in Python

Proficiency in Bash

AWS deployment

Troubleshooting in Linux environments

Job description

Are you an experienced DevOps engineer who enjoys building and managing infrastructure at scale? Do you love working with smart people in interesting and useful domains? Want to work on large systems that power real‑time trading across global markets? If so, read on.

The Role at a Glance

• Fully remote for a top North American bank (based in Poland only)
• Work during US Eastern business hours
• Set up and maintain bare-metal containerization for low‑latency environments
• We’re hiring experienced DevOps engineers (6+ years) to join the IT infrastructure team at a top North American bank — directly supporting the development of financial trading systems. You’ll be part of the core IT infrastructure team, building and maintaining infrastructure for highly‑performant, low‑latency trading systems used across the firm.

Responsibilities

• Develop and maintain the on‑prem containerized infrastructure that powers low‑latency trading applications.
• Maintain configuration of hundreds of physical servers and sizable AWS‑based infrastructure.
• Build and maintain a suite of tools used in the management of the IT infrastructure.
• Participate in migration projects that modernize the DevOps tooling and infrastructure.
• Support production issues, including root‑cause analysis and diagnosis.

Requirements‑Expected

• Experience supporting low‑latency systems for trading applications or capital markets.
• Experience with high‑performance networking cards and performance optimization approaches such as kernel bypass.
• Bare metal container orchestration experience.
• Experience using infrastructure automation tools like Ansible, Terraform, CloudFormation, or Puppet to manage large environments (hundreds of servers).
• Proficiency in Python and Bash.
• Experience deploying to AWS‑based systems.
• Ability to build and maintain observability systems that provide visibility into system health, performance, and failures across hundreds of servers.
• Deep troubleshooting skills in live Linux environments, including debugging performance issues, hung processes, and misconfigured services.
• Ability to work during US Eastern business hours.

Offered

• Professional environment: Collaborate with smart, highly capable developers in a supportive and challenging environment.
• Direct collaboration: You will work directly with the bank’s team in North America and in Poland.
• 1st‑tier work: This is not a technical support or legacy maintenance role.
• Long‑term commitment: This is not a fixed‑scope or fixed‑term outsourcing role; we value people who want to grow and contribute long‑term.
• Fully remote work: Fully remote position based in Poland.
• Competitive compensation: Above‑average pay and ample time‑off options.