Gartner Research

Decision Point for Application Services Implementation Architecture

Published: 11 July 2016

ID: G00297263

Analyst(s): Gary Olliffe


Application architectures supporting digital business, mobile, cloud and APIs include services that integrate existing assets or implement new capabilities. Architects building these services should use this Decision Point to select the best architecture based on critical nonfunctional criteria.

Table Of Contents

Decision Point Question

Decision Overview

  • Architectural Context
  • Know Your SOA Philosophy

Decision Tool

Principles, Requirements and Constraints

  • Accessing Existing Data Assets
    • Accessing Existing Application Assets
    • Modernizing Application Infrastructure
    • Enabling Bimodal Service Implementations
    • Enabling Service Implementation Productivity
    • Supporting Delivery Agility
    • Implementing Complex Services
    • Supporting Asynchronous Messaging Patterns


  • Data Services Architecture
  • Services Integration Architecture
  • Coarse-Grained Services Architecture
  • Microservices Architecture

Future Developments

  • The Internet of Things
  • Continued Evolution of PaaS and Container-Based Tools
  • Digital Business Drives Microservices, Containers and aPaaS

Decision Justification

  • When to Use a Data Services Architecture
  • When to Use a Services Integration Architecture
  • When to Use a Coarse-Grained Services Architecture
  • When to Use a Microservices Architecture

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