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:

• Opportunities to learn and build your career.
• Meaningful work in a stable and fast-paced company.
• Diversity of people, projects, and platforms.
• A supportive, fun, and inspiring place to work.

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:

• Define and drive the quality strategy for major Billing modernization and transformation initiatives.
• Build, mentor and support a growing Quality Engineering community with a strong automation-first mindset.
• Introduce modern testing approaches using automation, CI/CD, AI-assisted testing and continuous quality monitoring.
• Collaborate with Business Analysts, Developers, Architects and Product Owners to deliver reliable, scalable and customer-focused solutions.

What Makes You Unique:

• Strong experience in software testing, quality assurance and test automation within complex enterprise environments.
• Experience leading testing activities, coaching colleagues and driving quality improvements across teams.
• Hands-on knowledge of test automation, APIs, databases and CI/CD practices.
• A proactive mindset with a passion for innovation, automation and continuous improvement.
• Experience with cloud-native platforms, containers and modern engineering practices.
• Knowledge of AI-powered testing tools and automation frameworks
• Background in telecommunications, billing or other large-scale transaction processing environments.

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

• Innovative technologies and platforms to work with.
• Modern working environment for your comfort.
• Friendly, ambitious, and motivated teammates to support each other.
• Thousands of online and in-person learning opportunities for you to grow.
• Challenging assignments and career development opportunities in multinational environment.
• Attractive compensation package.
• Hybrid working model.
• Numerous additional benefits, including, but not limited to free A1 services.

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