-
IBM

Linux Kernel OS Developer

IBM
Ireland · Full-time · Mid-Senior

Introduction

Are you interested in developing operating systems and contributing to Open Source? Your favorites are Linux and low-level programming? If so, our team is the right place for you!

We are a new IBM team in the entirely new development location of Waterford. Our work enhances the Linux kernel for IBM Z / IBM LinuxOne. We create virtualization concepts (like KVM) and confidential containers for Kubernetes. Of course we do cover the full lifecycle of modern software development as part auf continuous integration (CI/CD).

The new location in Waterford will give you a lot of exciting possibilities. We will tightly collaborate with the international development teams of IBM (like hardware and firmware development), the global maintainers of Open Source communities, and our Linux distribution partners (Red Hat, SUSE, Canonical). Our deliverables will will strengthen the role of Linux on IBM Z / LinuxONE as the basis of many of IBM’s commercial solutions in Cloud, Analytics, Finance, and AI.

Your Role And Responsibilities

As a key member of our new team, you will play a vital role in crafting exceptional software experiences.

Your responsibilities will comprise of design and specifications for new enhancements, coding, problem determination and bug fixing, performance analysis, submitting your code to upstream community repositories, and solving client problems. This position requires working onsite 3 days per week.

Preferred Education

Bachelor's Degree

Required Technical And Professional Expertise

  • Strong desire to work on low-level software development within the Linux operating system kernel (e.g. based on C/C++)
  • Interested in joining open source development communities
  • Understanding of operating systems internals (e.g. memory management & task scheduling, interrupts, device drivers)
  • Experience in source code repository systems (e.g. git), scripting languages (e.g. Python) and test Automation (e.g. Jenkins)

Preferred Technical And Professional Experience

  • Previous contributions to Open Source projects Skills in current I/O technologies (e.g. PCI, NVMe, RDMA)
  • Skills in IBM Z architecture ("Principles of Operations"), Z assembler and I/O concepts

Key Skills

Ranked by relevance

linux continuous integration virtualization kubernetes jenkins python cloud git
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Posted
Jul 07, 2026
Type
Full-time
Level
Mid-Senior
Location
Waterford
Company
IBM

Industries

IT Services IT Consulting

Categories

Engineering Information Technology

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