Newxel

Linux Software Developer (NXJ-219)

Ukraine
Level
Senior
Work type
Remote · Ukraine only

Not stated in the posting: salary, visa.

Open. First seen 28 October 2026.

About the role

The Role

Join the Endpoint Client Development Group as a Linux Software Developer, working on a complex endpoint security product running across multiple Linux distributions. The role focuses on developing and maintaining software where performance, reliability, security, and compatibility are key design considerations.

What You’ll Be Doing

  • Develop Linux endpoint security features using C++ and Python.
  • Design, implement, test, and maintain software across multiple Linux distributions.
  • Work with Linux system programming, networking, security technologies, and containerized environments.
  • Investigate customer-reported issues, analyze logs, reproduce problems, and participate in remote troubleshooting sessions when required.
  • Contribute to development, debugging, automation, and release processes across the product lifecycle.
  • Use modern development tools, including AI-assisted coding tools such as GitHub Copilot and Claude.

What We Expect

Must-have

  • 5+ years of software development experience on Linux.
  • Strong Linux knowledge in user space.
  • Strong C++ development skills.
  • Experience with Python.
  • Good understanding of networking fundamentals and TCP/IP.
  • Strong troubleshooting and problem-solving skills.

Nice-to-have

  • Experience developing security products.
  • Linux kernel development experience.
  • Experience with Docker or other container technologies.
  • Experience with GitLab CI/CD, Jenkins, or similar automation platforms.
  • Experience with AWS, Azure, GCP, or cloud-native development environments.
  • Experience supporting multiple Linux distributions.
  • Experience with performance analysis and optimization.
  • Experience with AI-assisted software development tools.

About You

You enjoy developing new functionality and solving complex real-world problems. You are comfortable working across different layers of the system, from application code and Linux internals to networking, automation, and customer environments.

What this role asks for

Particular to this role

C++ · GitHub · GitLab · Linux Kernel · Networking

Rare in Newxel's other 9 open postings.

Standard for software engineering roles

Python

Common in software engineering postings at any company.

Compared with Newxel's other open jobs.

The team: Newxel

This role is one of 10 open in Newxel. 7 were posted in the last 30 days.

WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS

Azure (6 of 10), Python (5 of 10), CI/CD (4 of 10), Docker (4 of 10), Kubernetes (4 of 10), Microservices (4 of 10), AWS (3 of 10)

OTHER ROLES ON THIS TEAM

From the team and dates on Newxel's own job board.

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