C/C++ System Engineer
Confirmed on the employer's own hiring board on Oct 16, 2026. First seen by Alion on Oct 15, 2026.
C/C++ System Engineer
About the Offer
We are currently looking for a C/C++ System Engineer to join the team of our client from the banking sector. For this role, Optiveum is the recruitment and contracting party, which means you will sign the cooperation agreement directly with us.
You will design and develop C and C++ microservices behind credit risk, recommendation and credit scoring products, building APIs and calculation engines that keep these products compliant with credit regulations across several countries.
Key Details:
Rate: up to 150 PLN/h net + VAT
Work Model: B2B contract, full-time (40 h/week), hybrid - 75% remote
Location: Warsaw or Łódź
Languages: Fluent Polish and English
Responsibilities:
Work within an agile Scrum team
Design, develop and maintain C and C++ microservices supporting credit risk, recommendation and credit scoring products
Build robust APIs and calculation engines that ensure compliance with credit scoring and recommendation regulations across multiple countries
Develop support for complex business processes, including integrations with credit authorities
Take part in the full software development lifecycle, from requirement analysis and design through coding, testing and deployment
Work with business analysts to turn business requirements into technical solutions
Requirements:
Strong proficiency and in-depth knowledge of C and C++
Strong debugging skills
Good knowledge of mapping, code flow and XML
Understanding of unit, component, integration and system testing
Understanding of software design patterns, object-oriented programming and SOLID principles
Experience with Visual Studio
Experience with package building and creating .exe files
Hands-on use of GitHub Copilot
Fluent Polish and English