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May 3, 2023
xx min read

Writing Technical Specifications: All You Need to Know

Are you looking to write technical specifications but not sure where to start? You are not alone! Technical specifications can be intimidating, especially if you're new to the topic. But they are also a crucial component of any technical project, and a well-written technical specification can save time, money, and headaches down the line.

In this post, we'll cover everything you need to know to write technical specifications. Whether you're a technical writer, project manager, or engineer, this post will give you the knowledge and skills you need to feel confident. Let's get started!

Quick Takeaways

  • Technical specifications are crucial to the success of technical projects and can save time and money
  • The key components include purpose and scope, functional requirements, design requirements, technical standards, testing requirements, delivery requirements, and support and maintenance requirements
  • Before starting, it's important to consider project goals, audience, constraints, timeline and budget, and collaboration
  • Creating detailed technical specifications helps ensure that projects are completed on time, within budget, and to the highest quality standards

Technical specifications play a significant role in meeting the needs of the end-users. Here’s why they are so important, and how to ensure they are effective.

What Are Technical Specifications?

First things first, let's define what we're talking about. In simple terms, technical specifications are requirements and instructions describing how a product, system, or process should be designed, developed, and implemented. They provide detailed information about a technical solution's features, functionalities, and performance characteristics.

Many fields use technical specifications, like:

  • Engineering and Manufacturing (to define materials, dimensions, tolerances, and testing requirements for a product)
  • Construction (to specify building materials, methods, and standards required)
  • Software development (to describe software architecture, user interface, functionality, and performance metrics)
  • Procurement (to specify the requirements for goods and services that are being purchased)

Usually, they are created at the beginning of a project and serve as a roadmap for the development team. This way, everyone involved clearly understands what needs to be accomplished and how.

Why Are Technical Specifications Important?

Technical specifications are essential to successful development. More specifically, the benefits they offer make them critical to any technical project:

  • Clarity. They provide a clear and detailed description of what needs to be designed, developed, and implemented. This helps ensure that everyone involved understands the requirements, reducing the risk of misunderstandings, errors, and delays.

User Satisfaction. They also help ensure that the end product meets the needs of its users, ultimately creating a great user experience. By specifying a product's features, functionality, and characteristics, technical specifications become useful, usable, and desirable to users, ultimately increasing user satisfaction.

graphic shows that great user experiences are useful, usable, and desirable
  • Quality. They aid in building reliable, maintainable, and scalable products. By specifying the materials, methods, and standards that must be followed, organizations can develop their product to the highest quality. This reduces the risk of errors and helps extend the life of the product.
  • Efficiency. They also keep the development process both efficient and cost-effective. By providing a clear roadmap for the development team, they help ensure resources are used effectively and that projects are completed on time and within budget.
  • Communication. They streamline communication and collaboration between team members. Organizations can ensure everyone is working towards the same goal by providing a common reference point. They also allow feedback and suggestions to be easily incorporated into the development process.

By creating detailed technical specifications, you can ensure your project is completed on time, within budget, and to the highest quality standards.

What to Consider Before Writing Technical Specifications

Before you start outlining the components above, there are a few key considerations to keep in mind. Here’s what you need to consider:

Project Goals

Before writing technical specifications, it's crucial to clearly understand your organization's project goals and objectives. This will help make sure that the final product aligns with the project’s overall vision and accurately reflect the needs of the stakeholders.

By using a CCMS, or component content management system, to create technical specifications, you can ensure content is accurate, relevant, and comprehensive. This is possible because CCMS uses a single source of truth, or SSoT, to keep information consistent and up-to-date.

Using a CCMS for creating technical specs is also ideal because:

  • Workflows and governance mean that content can only be approved by certain people, helping organizations stay compliant
  • Structured content enables content reuse, which eliminates the need for copy/paste, and reduces time spent writing
  • Heretto has multiple publishing outputs, so you can deploy your document to apps, websites, and make PDFs

These features allow organizations to collaboratively write and edit faster, ultimately leading to goal achievement.


Next, you must consider who will read the technical specifications and tailor your document to meet their needs. Developers, engineers, or project managers may read the technical specifications, each with their own areas of expertise and levels of knowledge.

Technical Constraints

What constraints could impact the development of your product or service? This may include hardware or software limitations, compatibility issues, or regulatory requirements.

Timeline and Budget

It's also vital to consider the timeline and budget for the project. This will help make sure that the technical specifications are realistic and that the development process can be completed on time and within budget.


In most cases, multiple stakeholders work together to create technical specifications. If this is true in your case, make sure you consider how collaboration will take place, who will be responsible for each section, and how feedback and revisions are incorporated.

Taking the time to understand these key factors will help ensure that the document accurately reflects the needs of the project and its stakeholders. This way, the development process can run smoothly and efficiently.

7 Key Components of Technical Specifications

Technical specifications include a range of information that describes the requirements and instructions for designing, developing, and implementing a technical solution. Here are 7 key components to include in effective technical specifications:

  1. Purpose and Scope. The purpose and scope provides an overview of the project and outlines the technical solution's goals, objectives, and intended outcomes.
  2. Functional Requirements. This section describes the features and functionalities that the product or service must include. This may include specific hardware or software requirements, performance benchmarks, and other technical details.
  3. Design Requirements. Design requirements specify the design and user interface requirements for the product or service, like information on visual elements, layout, and navigation.
  4. Technical Standards. This section describes the standards that must be followed when designing and developing the product or service. This could include specific industry standards, protocols, or regulations to adhere to.
  5. Testing Requirements. This component outlines the testing and validation requirements for the product or service, like information on test plans, test cases, and acceptance criteria.
  6. Delivery Requirements. The delivery requirements for the final product or service should also be specified. This typically refers to information on delivery dates, installation requirements, and training requirements.
  7. Support and Maintenance Requirements. This section outlines information on warranties, maintenance agreements, and technical support for the product or service.
illustration shows two people working on building a maintenance schedule for technical specifications

By including all of the relevant requirements and instructions, technical specifications help ensure that the final product or service meets users’ standards.

Start Writing Technical Specifications Today

Creating detailed technical specifications ensures that your projects are completed on time, within budget, and to the highest quality standards, ultimately increasing user satisfaction.

Are you ready to start? Heretto Deploy makes creating a positive user experience easy. Make your company’s content efficient and effective today by booking a demo, or learning more about Heretto Deploy.

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