C++ Software Engineer - Q

Inetum2; Polska; Hybrid; PLN 120,000 - 160,000; Full time

Job summary

Inetum Polska sp. z o.o. is seeking a C++ Software Engineer to join an agile team developing billing and mediation software for a cloud-based runtime. You will focus on high-performance backend systems, ensuring reliability and scalability across Linux environments.

You will work with C++, Python, SQL, and modern tooling such as Kubernetes, GitLab CI, Docker, and monitoring stacks (Grafana/InfluxDB). Hybrid or remote work options in Poland are offered.

Qualifications

• Degree in Computer Science or a comparable technical qualification.
• Solid programming experience with C++.
• Good knowledge of Python and SQL.
• Experience working with Linux.
• Hands-on experience with Kubernetes.
• Experience with GitLab CI.
• Knowledge of Boost libraries and CMake.
• Experience with Docker builds.
• Experience with monitoring tools such as Grafana, Telegraf, and InfluxDB.
• Polish & English - minimum B2.

Responsibilities

• Develop and maintain billing and mediation software for a cloud-based runtime environment.
• Implement new features and improve existing functionalities.
• Review, test, and deploy project deliverables, including source code and configuration.
• Enhance system monitoring and database reporting capabilities.
• Identify and implement improvements related to software performance, reliability, and stability.
• Investigate, fix, and help prevent software defects.
• Prepare project-specific documentation and maintain existing technical documentation.
• Support the ongoing maintenance and smooth operation of existing systems.

Skills

C++ programming

Python

SQL

Education

Bachelor's degree in Computer Science

Tools

Kubernetes

GitLab CI

Boost libraries

CMake

Docker

Grafana

Telegraf

InfluxDB

Job description

We are looking for a C++ Software Engineer to join an agile development team working on software solutions. The project involves the ongoing development, maintenance, support, and monitoring of existing backend systems handling high volumes of database transactions . You will work on software running in a cloud-based environment , with a strong focus on performance, reliability, stability, and continuous improvement.

Main Tasks

• Develop and maintain billing and mediation software for a cloud-based runtime environment.
• Implement new features and improve existing functionalities.
• Review, test, and deploy project deliverables, including source code and configuration.
• Enhance system monitoring and database reporting capabilities.
• Identify and implement improvements related to software performance, reliability, and stability.
• Investigate, fix, and help prevent software defects.
• Prepare project-specific documentation and maintain existing technical documentation.
• Support the ongoing maintenance and smooth operation of existing systems.

Degree in Computer Science or a comparable technical qualification.

• Solid programming experience with C++ .
• Good knowledge of Python and SQL .
• Experience working with Linux .
• Hands‑on experience with Kubernetes .
• Experience with GitLab CI .
• Knowledge of Boost libraries and CMake .
• Experience with Docker builds .
• Experience with monitoring tools such as Grafana, Telegraf, and InfluxDB .

Polish & English - minimum B2

This position offers a hybrid or remote work model. Office location: Warszawa, Poznań, Lublin

We hereby inform you that Inetum Polska sp. z o.o. has implemented an internal reporting (whistleblowing) procedure. The content of the procedure and the possibility to submit an internal report are available at: https://inetum.whispli.com/speakup?locale=pl