Gartner Research

Core Architecture Principles for Digital Business and the IoT — Part 1: Modernize

Published: 20 April 2017

ID: G00324415

Analyst(s): Yefim Natis


Application leaders responsible for modernizing architecture and infrastructure are facing increasing demands for broad modernization. Understanding and following the fundamental principles of modern software architecture are essential prerequisites to their success.

Table Of Contents


  • Think Architecture First
    • The Fundamental Principles
    • The Advanced Principles


  • Start With Services — the Foundation of Most Modern Software Design
  • Use Separation of Concerns to Foster Agility, Efficiency and Resilience
  • Control Your Application Services Through Mediation
    • Introduce Service Mediation
    • Success in Service Mediation Requires Policy Discipline
    • Manage Applications by Mediating Their Services
    • Think API Economy
  • Think Business Objectives: Choose Macroservices, Miniservices or Microservices
    • Know Microservices
    • Use Miniservices
    • Macroservices Complete the Picture
  • Think Integrity: Guard Your Data
    • Protect Data Integrity Through Privileged Data Services
    • Respect and Enforce Boundaries
    • Data Consistency Versus System Availability: Design Your Data Model With the CAP Theorem in Mind
  • Think Cloud: Build for Scale
  • Think Consumer-Grade: Use Design Thinking

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