C++ Developer (86/24)

Infolet; Kraków; Hybrid; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Medical care for you and family

Job summary

Infolet in Kraków is seeking an experienced C++ Software Engineer to design, develop, and maintain enterprise applications for an aviation-focused flight planning platform. You will build features, modernize legacy systems, and collaborate with cross-functional Scrum teams in an Agile environment across on-premise and SaaS deployments.

The role demands 5+ years of C++ experience, strong SOLID and OOP knowledge, and fluency in English and Polish.

Qualifications

• Minimum 5+ years of commercial experience with C++.
• Strong understanding of object-oriented programming, SOLID principles, and software design patterns.
• Experience developing applications for Windows and Linux.
• Experience maintaining and improving legacy systems.
• Good knowledge of SQL, Git, and Linux/Unix fundamentals.
• Experience with Docker.
• Understanding of Agile methodologies (Scrum/Kanban).
• Strong analytical and problem-solving skills.
• Good in English and Polish.

Responsibilities

• Design, develop, and maintain enterprise applications in C++.
• Build new features and enhance existing functionality.
• Maintain and modernize legacy code while improving software quality.
• Develop automated tests and participate in code reviews.
• Debug complex issues and optimize application performance.
• Collaborate with cross-functional Scrum teams throughout the software development lifecycle.
• Prepare technical documentation and present completed features to internal stakeholders.
• Promote engineering best practices and continuous improvement.

Skills

C++

SOLID principles

Object-oriented programming

Windows & Linux

SQL

Git

Docker

Agile (Scrum/Kanban)

English & Polish

Tools

Jira

Kubernetes

Kafka

ActiveMQ

IBM WebSphere MQ

Job description

Join an engineering team developing a modern flight planning platform used by more than 30 airlines worldwide, including some of the industry's largest carriers. The solution combines real-time weather, airspace restrictions, airport data, and route optimization to help airlines improve operational efficiency, reduce fuel consumption, and optimize flight performance.

You'll work on enterprise software delivered both as an on-premise solution and as a SaaS platform, collaborating with experienced engineers in an Agile environment.

You will

• Design, develop, and maintain enterprise applications in C++
• Build new features and enhance existing functionality
• Maintain and modernize legacy code while improving software quality
• Develop automated tests and participate in code reviews
• Debug complex issues and optimize application performance
• Collaborate with cross-functional Scrum teams throughout the software development lifecycle
• Prepare technical documentation and present completed features to internal stakeholders
• Promote engineering best practices and continuous improvement

Must have

• 5+ years of commercial experience with C++
• Strong understanding of object-oriented programming, SOLID principles , and software design patterns
• Experience developing applications for Windows and Linux
• Experience maintaining and improving legacy systems
• Good knowledge of SQL , Git , and Linux/Unix fundamentals
• Experience with Docker
• Understanding of Agile methodologies (Scrum/Kanban)
• Strong analytical and problem-solving skills
• Good in English and Polish

Nice to have

• Experience with messaging platforms such as Kafka , ActiveMQ , or IBM WebSphere MQ
• Knowledge of Java or C#
• Experience with Kubernetes and microservices architecture
• Familiarity with REST or gRPC APIs
• Experience with observability tools (monitoring, logging, tracing)
• Knowledge of PowerShell or other scripting languages
• Experience using JIRA
• Experience with AI-assisted development tools (e.g. GitHub Copilot, Claude Code)

Our offer

• Extended medical care (over 2000 medical facilities in Poland, 80 in Kraków) for you and your family