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Java/C++ Software Engineer

Other

Java/C++ Software Engineer

Other

Rotmistrza Witolda Pileckiego, Warszawa

H2B Group

Full-time
B2B
Mid
Office

Tech stack

    Polish

    C1

    English

    C1

    C++

    master

    Java

    master

    PostgreSQL

    advanced

    RESTful API

    advanced

    Docker

    regular

Job description

We are a leading consulting firm that excels in automating business processes through advanced artificial intelligence solutions. We empower IT specialists to elevate their careers within a thriving B2B environment. Our diverse portfolio includes impactful projects across fintech, medtech, edutech, and industrial automation sectors. Through our strong collaboration with clients, we drive their growth by delivering swift and measurable results while equipping IT professionals with unparalleled opportunities for career advancement and valuable experience.Why is it worth working with us?


Flexibility - You choose projects tailored to your skills and interests, with the possibility of changing within our company or the Euvic group, of which we are a part.

Transparency - You have clear rules of cooperation and full transparency of remuneration and conditions.

Speed ​​of action - Thanks to our efficiency, you will quickly find or change a project that perfectly suits your competencies.

Development opportunity - You work on innovative projects, developing key competencies and gaining valuable experience.About the Role

Job descriptionWe are looking for experienced Java/C++ Software Engineers to support a large-scale IT transformation project focused on rebuilding core settlement systems.You will play a key role in reengineering legacy systems and developing modern, containerized services in Java. This role offers a chance to work on a high-impact, enterprise-level project within a technically driven team.


Key Responsibilities

  • Develop and enhance software using Java and Spring Boot

  • Translate and reengineer existing C++ code into Java

  • Build and maintain services using containerization technologies

  • Participate in defining technical requirements and system architecture

  • Ensure code quality through code reviews and best development practices

  • Collaborate with cross-functional teams throughout the software lifecycle

Requirements

  • Minimum 3 years of experience with Java and C++

  • Strong hands-on experience with Spring Boot

  • Proficiency with C++ compilers on both Windows and Linux

  • Solid understanding of RESTful APIs

  • Experience with containerized environments (e.g., Docker)

  • Proficiency in working with PostgreSQL databases


Work Mode

  • Preferred: On-site in Warsaw

  • Hybrid possible (up to 50%) after the first month

  • First month requires full on-site presence

  • B2B Contract


What we offer:

Remote work – flexibility to work from anywhere in the world. 

Engaging projects – matched to your skills and interests, focused on innovative solutions. 

B2B contract without exclusivity – cooperate with us on your own terms. 

Professional development – work with modern technologies across diverse projects, ensuring continuous growth.

Tech stack

    Polish

    C1

    English

    C1

    C++

    master

    Java

    master

    PostgreSQL

    advanced

    RESTful API

    advanced

    Docker

    regular

Office location

Published: 21.10.2025

Java/C++ Software Engineer

Summary of the offer

Java/C++ Software Engineer

Rotmistrza Witolda Pileckiego, Warszawa

H2B Group

By applying, I consent to the processing of my personal data for the purpose of conducting the recruitment process. Informujemy, że administratorem danych jest firma H2B Group Sp. z o.o. z siedzibą przy UL. Abrahama 1A 80-337 Gdańsk (zwaną dalej jako... MoreThis site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.