CTT – Correios de Portugal is the national postal service, combining over 500 years of history with innovation across mail, parcels, financial services, and banking.

The Challenge

The company faced the dual challenge of delivering a complex, data-heavy critical system and scaling best practices across development teams. To accelerate time to market, it needed to reduce the duration of requirements implementation and improve alignment between IT and business.

Our Approach:

Embedding Quality from the Start

Adopted an Acceptance Test Driven Development (ATDD) approach paired with test automation for critical systems.

Defining a Unified Testing Vision

Conducted a department-wide assessment to establish a consistent Test Policy and Strategy across teams.

Strengthening Quality Leadership

Appointed a Head of QA and expanded the testing team to drive continuous improvement.

The Results

50% Drop in Defects

Test automation slashed production defects by half within six months.

Smarter, Streamlined Development

Standardized practices enhanced team efficiency and consistency across the development lifecycle.

Accelerated Time-to-Market

Improved QA leadership and cross-team collaboration significantly reduced release cycle durations.

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