offpeak

A1 Bulgaria

Senior Quality Engineering Lead (f/m/d) @ A1 Competence Delivery Center

Sofia, Sofia-Capital, Bulgaria (city only)

Full-time

First seen by offpeak October 22, 2026

See your drive time Apply on A1 Bulgaria's site

Strength. Care. Growth

A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network, financial and other services to support A1’s operations across all OpCos, independent of location.

Using the power of being OneGroup and leveraging synergies, CDC enables transparency of resources, key skills and knowledge expansion and personal career growth opportunities’ enhancement, paired with job stability.

You will know we are the right place for you, if you are driven by:

Role Overview:

Lead the quality strategy and modern testing practices for large‑scale billing transformation by guiding a high‑performing Quality Engineering community and collaborating across teams to deliver reliable, automated and customer‑focused solutions.

Role Insights:

What Makes You Unique:

Our gratitude for the job done will be eternal, but we’ll also offer you:


If you have any questions,  please do not hesitate to contact: Svetlina Vazharova.