Principal Software Engineer

RELX
Full-time Poland, Poland Computer Occupations
Posted:
February 19, 2026
Location:
Poland, Poland, Poland

Job Description

About the Role

We are looking for an exceptional Principal Software Engineer with deep expertise in DevOps and machine learning systems, who can lead the design and evolution of cutting-edge, scalable platforms. This role is ideal for a seasoned technologist with a strategic mindset, hands-on engineering excellence, and a strong ability to mentor others and influence technical direction across teams.

As a Principal Developer, you will play a critical role in architecting complex systems, establishing best practices, and driving innovation across multiple products and initiatives. You should be comfortable navigating ambiguity, working with emerging technologies, and partnering closely with stakeholders from across the business.

Responsibilities

  • Architect, design, and lead development of scalable, production-grade ML systems and cloud-native services

  • Drive the technical strat...

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    Job Overview

    Job Type: Full-time
    Location: Poland, Poland
    Posted: February 19, 2026
    Deadline: March 31, 2026