Principles

The constitutional layer of accountable delivery.

These ten principles of Specification-First Delivery, or Spec-First Delivery, give people and AI a shared basis for acting, escalating, and accepting change.

Explore the principles

Select the principle that matters to the decision in front of you.

The principles form one constitutional layer. They guide decisions when detailed guidance is absent, without prescribing a single tool or process.

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Software delivery is a cross-functional value chain

Every accountable delivery function directly participates in producing, challenging, executing, verifying, or accepting software changes.

Product, domain, architecture, engineering, quality, operations, security, and other accountable functions contribute distinct judgment to one connected delivery system. Direct participation replaces lossy handoffs without dissolving specialist responsibility.

Start with a delivery path you can make trustworthy.

Use the principles to shape one practical change, then strengthen the organization’s delivery system through what that work reveals.

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