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Guide Origin: Official | ArcKit Version: [VERSION]

DDaT Role Family: Architecture Framework: UK Government DDaT Capability Framework

Overview

The Business Architect bridges business strategy and technology architecture. You own the strategic context phase — stakeholder analysis, business cases, and strategic planning — ensuring technical decisions align with organisational goals.

Primary Commands

Command Purpose Guide
/arckit:stakeholders Analyse stakeholder drivers, goals, and measurable outcomes Guide
/arckit:sobc Create Strategic Outline Business Case (Green Book 5-case model) Guide
/arckit:strategy Synthesise strategic artifacts into executive-level Architecture Strategy Guide
/arckit:roadmap Create multi-year strategic roadmap with capability evolution Guide
/arckit:platform-design Design multi-sided platform strategy (Government as a Platform, marketplaces) Guide

Secondary Commands

Command Your Involvement Guide
/arckit:plan Create or review project plan and timeline Guide
/arckit:principles Contribute business-aligned architecture principles Guide
/arckit:requirements Review business requirements (BR-xxx) for alignment with strategy Guide
/arckit:wardley Review Wardley Maps for strategic positioning Guide
/arckit:risk Review business risks and strategic mitigations Guide
/arckit:presentation Present strategic findings to boards Guide
/arckit:story Review project narrative for business alignment Guide

Typical Workflow

plan → principles → stakeholders → risk → sobc → strategy → roadmap

For platform projects

plan → principles → stakeholders → risk → sobc → requirements → platform-design → strategy → roadmap

Step-by-step

  1. Plan the project: Run /arckit:plan for project timeline and phases
  2. Set principles: Contribute business principles to /arckit:principles
  3. Map stakeholders: Run /arckit:stakeholders to identify drivers, goals, and power dynamics
  4. Assess risks: Review /arckit:risk for business and strategic risks
  5. Build business case: Run /arckit:sobc with Green Book 5-case model (Strategic, Economic, Commercial, Financial, Management)
  6. Design platform (if applicable): Run /arckit:platform-design for ecosystem strategy
  7. Synthesise strategy: Run /arckit:strategy to combine all strategic inputs
  8. Plan evolution: Run /arckit:roadmap for multi-year capability roadmap

Key Artifacts You Own

  • ARC-{PID}-STKE-v*.md — Stakeholder analysis
  • ARC-{PID}-SOBC-v*.md — Strategic Outline Business Case
  • ARC-{PID}-STRAT-v*.md — Architecture strategy
  • ARC-{PID}-ROAD-v*.md — Strategic roadmap
  • ARC-{PID}-PLAT-v*.md — Platform design (if applicable)