C/C++ System Engineer C/C++, CI/CD Warsaw

Diverse CG Sp. z o.o. Sp.k.; Warszawa; On-site; PLN 80,000 - 120,000; Full time

Benefits offered by this job

Private medical care

Co‑financing for the sports card

Constant support of dedicated consultant

Job summary

Diverse CG Sp. z o.o. Sp.k. is seeking a skilled developer to take ownership of legacy application components in Warsaw, Poland. Candidates must have strong experience in C / C++ development and troubleshooting, alongside the ability to analyze complex system dependencies.

The role requires fluency in English and excellent communication skills, with an emphasis on collaboration in Agile environments. The company offers private medical care, co-financing for a sports card, and continuous support from a dedicated consultant.

Qualifications

• Strong experience with C / C++ development.
• Experience in Agile (Scrum) environments.
• Experience with CI/CD pipelines.
• Practical experience using GitHub Copilot.
• Strong experience in troubleshooting and system analysis.

Responsibilities

• Take end‑to‑end ownership of legacy application components.
• Analyze and understand data flows and system integrations.
• Support regulatory and business-driven changes.
• Perform incident investigation, troubleshooting, and debugging.
• Support packaging and deployment activities.

Skills

C / C++ development

Troubleshooting and system analysis

Agile (Scrum) environments

Communication skills

Analytical and problem-solving skills

Fluent English (spoken and written)

Tools

GitHub Copilot

Job description

As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking for:

Responsibilities

• Take end‑to‑end ownership of legacy application components (4450 / LETU and related modules)
• Analyze and understand data flows, system integrations, and dependencies
• Support mandatory regulatory and business-driven changes
• Perform incident investigation, troubleshooting, and debugging
• Support packaging and deployment activities
• Work across multiple components, including: C / C++ codebase, DScreen UI layer, VBA-based document templates, Java integration components
• Drive knowledge consolidation, including reverse engineering and structured knowledge transfer
• Improve documentation and operational stability of the application
• Contribute to lifecycle decisions (maintain, modernize, or decommission systems)
• Participate in discussions on effort vs. value trade‑offs with stakeholders

Requirements

• Strong experience with C / C++ development
• Experience working in Agile (Scrum) environments
• Experience with CI/CD pipelines
• Practical experience using GitHub Copilot
• Strong experience in troubleshooting and system analysis, including working with legacy systems
• Ability to analyze complex system dependencies and integrations
• Strong analytical and problem‑solving skills
• Ability to work independently with high level of ownership
• Strong communication skills and ability to collaborate with stakeholders
• Fluent English (spoken and written)

Nice to have

• Experience in credit domain / financial systems

Offer

• Private medical care
• Co‑financing for the sports card
• Constant support of dedicated consultant

Personal Consulting Agency (License No. 4642)