Rust and C++ Developer

Quick Facts

• Role: Rust Developer (Qt / C++ FFI)

• Focus: Developing a Rust library integrating Rust with Qt/QML

• Work model: Full-time, 100% remote

Description

We are looking for an experienced Rust Developer to join an R&D project focused on developing a Rust library integrating Rust with Qt / QML. The position emphasizes Rust↔C++ interoperability and safe FFI abstractions.

What you will be doing:

• Developing production-quality Rust code and, where necessary, C++
• Working on Rust ↔ C++ interoperability and safe FFI abstractions
• Designing and developing public Rust APIs
• Contributing to Qt 6 API
• Writing automated tests and technical documentation
• Working on memory-safety and security aspects of the library
• Maintaining cross-platform builds for Linux, Windows/MSVC and macOS
• Participating in code reviews
• Collaborating with an international engineering team

What we expect:

• Senior-level commercial experience with Rust
• Strong understanding of Rust
• Practical experience with unsafe Rust and memory-safety concepts
• Experience with Rust ↔ C++ FFI, ideally using cxx
• Experience creating safe Rust wrappers around C++ APIs
• Experience designing and maintaining public library APIs
• Knowledge of Rust build tooling, including build.rs and native library linking
• Experience with cross-platform development
• Working knowledge of Qt 6 / QML and C++17
• Good written and spoken English
• Independence and good communication skills in a remote environment

Nice to have:

• Previous contributions to Qt, CXX-Qt, qmetaobject-rs or similar binding projects
• Experience developing applications with QML / Qt Quick
• Experience publishing or maintaining crates on crates.io
• Knowledge of Qt resource handling (rcc)
• Experience with async Rust / Tokio
• Open-source contributions

Benefits

• Full-time B2B cooperation
• Rate up to PLN 150–190 hour
• 100% remote work
• Flexible working hours with at least 5 hours per day overlapping with CET/CEST
• A technically challenging project combining Rust, Qt and C++
• Cooperation with an experienced international engineering team