Senior Backend Python Engineer (Core Gateway)
payabl. · Warsaw, Masovian Voivodeship · Remote-friendly
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- Company
- payabl.
- Location
- Warsaw, Masovian Voivodeship
- Employment type
- Full-time
- Posted
- June 22, 2026
About this job
We are expanding our engineering capabilities and looking for a Senior Backend Developer to join our Core Gateway team. This is a unique, dual-track role where you will play a central part in both the present and future of our infrastructure. You will support, maintain, and extend our existing Perl-based payment gateway ensuring stability and high performance in a live financial production environment while simultaneously leading the architecting and building of our next-generation Python microservices platform. In this role, you will work in a fast-paced environment where system performance, scalability, and 99.9% reliability are critical to our core transaction flow.…
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