C++ / Backend Engineer

About the Position

We are seeking a C++ / Backend Engineer with proficiency in modern C++ and cross-platform development to lead refactoring and modernization work on a mature desktop application. The product has a large, cross-platform C++ codebase (~500k lines of code plus third-party dependencies) built on Qt5. The primary goal of the engagement is to modernize the build toolchain and dependency stack, with the migration to Apple Silicon as the top priority.

Responsibilities

• Migrate the macOS build of the application from an Intel to an Apple Silicon build (C++ codebase, ~500k LOC plus third-party libraries, Qt5).
• Migrate third-party libraries from Conan 1.x to Conan 2 across the Windows, macOS, and Linux builds.
• Update the Linux build to use Clang 19 (from Clang 11) and move the build to Ubuntu 24.04.
• Update selected third-party libraries to recent versions to meet security requirements.
• Migrate the codebase from C++17 to C++20.

Requirements

• Must have
  • Proficiency in modern C++ (17/20) and cross-platform development across Windows, macOS, and Linux.
  • Strong experience with CMake and build-system toolchain configuration.
  • Hands-on knowledge of the Conan package manager.
  • Familiarity with the Clang / LLVM toolchain.
  • Experience with Qt5 application development and macOS packaging / code signing.
  • Comfortable working with Docker-based CI/CD pipelines and large legacy codebases.
• Nice to have
  • Prior experience migrating desktop applications to Apple Silicon.
  • Experience upgrading dependency managers (Conan 1.x → 2.x) on production build systems.

We Offer

• Relocation options
• Experience in an international environment
• Cross-cultural experience
• Feedback culture
• Regular appraisals
• Annual holiday - 20 or 26 days (depending on seniority)
• Occasional leave - 1 or 2 days (depending on circumstances)
• Child care leave - 2 days or 16 hours per year
• Absence due to force majeure - 2 days or 16 hours per year
• Maternity Leave - 20 weeks
• Parental Leave - 41 weeks
• Paternity Leave - 14 days
• Expert-led tech courses
• Internal instructor-led soft skills courses
• Comprehensive in-house self-learning resources
• Access to external self-learning libraries like ProQuest eBook and Udemy for Business
• Cloud Programs: MS Cloud Academy, AWS Partner Academy, Google Cloud Academy
• Custom Learning Programs: upskilling, reskilling, technical mentorship
• Leadership Programs for Managers
• Multisport card
• Possibility to order Multisport card at the corporate rate for family members
• LuxGood Program: wellbeing seminars, contests, relaxation sessions, yoga sessions, etc.
• One Team Program: Buddy for each New Joiner; seminars, meeting and workplace space to support integration with local community and culture; “Hire me” workshops for partners
• Preferential banking offer
• Preferential car leasing offer
• Cafeteria program discounts for shops, cinema tickets, holiday offers
• Luxoft Social Benefit Fund: sport and recreation benefits, the possibility to receive financial support
• Private Healthcare Insurance with unlimited access to specialists
• Full dental support
• Travel Insurance
• Possibility to add private healthcare coverage for family members at the corporate rate
• Life insurance at the corporate rate for employees and family members, including payment of the basic package for the employee by the employer
• Reimbursement for corrective glasses
• Many fun social activities organized by the Luxoft team offline in your city
• Online entertainment events for the whole company and local team events
• A workplace where you’re treated with respect within a multicultural team
• Rotation between projects and accounts
• New career opportunities

About the Company

Luxoft is a global technology services company that helps businesses transform and innovate through technology. We are committed to providing our clients with the best solutions and services to drive their success.

Apply

Apply for C++ / Backend Engineer in Remote Poland.

*Indicates a required field