Gartner Research

Decision Point for Choosing an Application Services Implementation Architecture

Published: 26 March 2015

ID: G00273316

Analyst(s): Gary Olliffe


Application architectures supporting digital business, mobile, IoT and APIs must implement services by exposing existing assets or building new capabilities. Architects building these services can use this Decision Point to select the best architecture based on critical nonfunctional criteria.

Table Of Contents

Decision Point

Decision Context

  • Architectural Context
  • Know Your SOA Philosophy

Evaluation Criteria

  • Requirements and Constraints
    • Accessing Existing Data Assets
    • Accessing Existing Application Assets
    • Modernizing Application Infrastructure
    • Enabling Bimodal Service Implementations
    • Enabling Service Implementation Productivity
    • Supporting Agile, CI, CD and DevOps
    • Implementing Service Complexity
    • Supporting Asynchronous Messaging Patterns


  • Data Services Architecture
  • Service Integration Architecture
  • Monolithic Service Architecture
  • Microservice Architecture

Future Developments

  • Internet of Things
  • Continued PaaS Evolution
  • Digital Business Drives Microservices and aPaaS

Decision Tool

Decision Justification

  • Use a Data Services Architecture
  • Use a Service Integration Architecture
  • Use a Monolithic Service Architecture
  • Use a Microservice Architecture

Gartner Recommended Reading

©2021 Gartner, Inc. and/or its affiliates. All rights reserved. Gartner is a registered trademark of Gartner, Inc. and its affiliates. This publication may not be reproduced or distributed in any form without Gartner’s prior written permission. It consists of the opinions of Gartner’s research organization, which should not be construed as statements of fact. While the information contained in this publication has been obtained from sources believed to be reliable, Gartner disclaims all warranties as to the accuracy, completeness or adequacy of such information. Although Gartner research may address legal and financial issues, Gartner does not provide legal or investment advice and its research should not be construed or used as such. Your access and use of this publication are governed by Gartner’s Usage Policy. Gartner prides itself on its reputation for independence and objectivity. Its research is produced independently by its research organization without input or influence from any third party. For further information, see Guiding Principles on Independence and Objectivity.

Already have a Gartner Account?

Become a client

Learn how to access this content as a Gartner client.