C++ Engineer, Mid (+Java)

mid
OtherC++ Engineer
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Quick Summary

Key Responsibilities

Building a new licensing model in C++ - developing a solution created from scratch, responsible for checking user entitlement to particular product features, working with large data sets (fetching,

Requirements Summary

Must have: Strong C++ knowledge - the foundation of the role, around 80% of the work At least basic, hands-on Java experience (e.g.

Technical Tools
OtherC++ Engineer

What you work on today shapes where you’ll be tomorrow.

Looking for your next challenge as a C++ Engineer, Mid? We may have the right opportunity for you.

At B3, we start with people and their experience. We match projects to your skills and professional growth path. Our consultants work across a wide range of industries and technologies, delivering IT projects both in Poland and internationally. This allows you to build your career in a deliberate way - not by chance.

We are part of an international organization listed on Nasdaq Stockholm, operating in 11 countries. In Poland, we operate with full autonomy. We choose our technologies, processes, and ways of working while maintaining the highest professional standards.

Join us today.

What We Offer

~1 min read
✓Work in a Scandinavian culture built on logic, trust, and open dialogue.
✓Health and sports benefits tailored to your needs.
✓Speed Coaching – short sessions designed to provide new perspectives and solutions.
✓Sports training, an internal team, and opportunities to take part in competitions.

Requirements

~1 min read

Nice to Have

~1 min read
  • JavaScript

  • Python - used among others in tests and scripts

  • REST API

  • Knowledge of OAuth2, OpenID, IdP

  • Experience working with large data sets

 

Location & Eligibility

Where is the job
—
Location terms not specified

Listing Details

Posted
September 24, 2026
First seen
September 25, 2026
Last seen
September 25, 2026

Posting Health

Days active
0
Repost count
0
Trust Level
55%
Scored at
September 25, 2026

Signal breakdown

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b3consultingpolandC++ Engineer, Mid (+Java)