Full-time

Senior Backend Engineer (C++ / PHP)

Posted by Upwork • catalunya, catalunya, Spain

📍 catalunya, catalunya 🕒 February 25, 2026

About the Role

An enterprise client is hiring an exceptionally strong Backend Engineer with deep expertise in C++ and PHP to join a small, senior, fully remote engineering team. This is a high-trust, high-ownership environment with minimal process, no standups, and no sprint ceremonies.

This role is intentionally designed for engineers who thrive with autonomy, clear ownership, and written communication. You will be highly visible, highly trusted, and expected to operate independently from day one.

As part of our high-vetting process, all shortlisted candidates will complete a paid C++ and PHP technical challenge before moving forward.

Job Description What You’ll Be Responsible For:
  • Designing, building, and maintaining backend systems using C++ and PHP as primary technologies
  • Owning features and systems end-to-end, from architecture through production delivery
  • Solving complex technical problems independently and proactively

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