Senior C++ Developer for Linux High-Performance Apps

ALTEN; Kraków; On-site; PLN 180,000 - 280,000; Full time

Benefits offered by this job

Medicover medical care

Medicover Benefits platform / Medicoer

Employee referral program

Relocation opportunities

Certifications and training

Group life insurance

Job summary

ALTEN Polska is seeking an experienced C++ Developer with strong proficiency in modern C++ and solid knowledge of Linux-based environments to join our teams in Kraków.

You will design, develop, and maintain high‑quality C++ applications, participate in code reviews, collaborate with architects and testers, and ensure performance and scalability across demanding automotive, energy, or telecom projects.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Electronics, Telecommunications, or a related field.
• 5+ years of experience in C++ software development.
• Solid understanding of Linux OS and development tools.
• Good communication skills in English.

Responsibilities

• Design, develop, and maintain high-quality C++ applications and libraries.
• Ensure software performance, reliability, and scalability.
• Work with Linux environments (build systems, debugging, shell scripting, etc.).
• Participate in code reviews and contribute to continuous improvement of development practices.
• Collaborate with system architects, testers, and integration engineers to ensure seamless project delivery.
• Document code, designs, and processes in line with project standards.

Skills

C++ development

Linux experience

Git

OO design

English communication

Education

Bachelor’s or Master’s degree in Computer Science, Electronics, Telecommunications, or a related field

Tools

CI/CD pipelines

Python scripting

Job description

ALTEN Polska is seeking an experienced C++ Developer with strong proficiency in modern C++ and solid knowledge of Linux-based environments to join our teams in Kraków.

You will design, develop, and maintain high‑quality C++ applications, participate in code reviews, collaborate with architects and testers, and ensure performance and scalability across demanding automotive, energy, or telecom projects.