Last Updated: September 2, 2026
With the growing interest in the IT industry, the ability to code has become one of the most sought-after skills in the job market. There are no signs that this will change in the future. This is influenced, among other things, by the rapid development of technologies and tools, constant optimization of code, and the implementation of innovative solutions.
It is estimated that this need will continue to increase as businesses rely more heavily on websites, applications, cloud services, automation, artificial intelligence, and other digital technologies. However, competition in the job market is also becoming more challenging by the day. If you want to build a successful career in software development, high-quality coding skills are important, but so are consistency, problem-solving ability, and the willingness to keep learning.
Improving your coding style is not simply about writing more code. It is about writing code that other developers can understand, maintain, test, and improve. The following practices can help you become a more effective developer.
This Article Belongs to Software Development
Table of Contents
1. Make Your Code Readable
Writing new code is usually fun. You know what you want to achieve and can focus on making the feature work. However, trying to understand someone else’s poorly written code can be downright difficult. It is often forgotten that code is read more often than it is written.
For this reason, software engineers have developed coding conventions over the years. Many programming languages and development communities have their own recommendations covering formatting, naming, organisation, comments, and other aspects of code quality.
Coding standards define everything from indentation and spaces to naming conventions, declarations, and more. Their goal is to help engineers create readable, well-organised, and easy-to-maintain code.
Readable code can also make debugging easier. When variables have meaningful names and functions have clear responsibilities, developers can understand what is happening without spending unnecessary time deciphering the code.
You should also avoid writing overly complicated solutions when a simpler approach can achieve the same result. Clean and understandable code is generally easier for both you and your team to maintain.
2. Avoid Global Variables
Imagine creating a simple app with a login page and realising that you must display the username in multiple places. You can approach the problem from different angles, but creating a global variable may appear to be the easiest solution.
The problem is that excessive use of global variables can make applications harder to understand and maintain. Since global variables can potentially be accessed or modified from many parts of an application, tracking where a value changed can become difficult.
Global state can also make testing more complicated. A function that depends on variables outside its own scope may behave differently depending on what happened elsewhere in the application.
Instead, developers should generally prefer local variables, clear function parameters, and appropriate data structures. Keeping data within the smallest reasonable scope can make your code easier to reason about and reduce unexpected interactions.
This does not mean global variables are never appropriate. The important point is to understand their consequences and avoid using them simply because they appear convenient.
3. Read the Code of Others
Coding is all about solving challenges, and there is rarely only one way to solve a particular problem. In many cases, the same problem can be approached from different angles, and it can be difficult to decide which possible solution is the best.
If you write code for a living, you may use the first solution that comes to mind and move on because you do not have enough time to think of something different. This is why studying other people’s code in your spare time can be valuable.
Reading open-source projects, libraries, tutorials, and well-maintained repositories exposes you to different programming styles and approaches. You can learn how experienced developers structure projects, name variables, organise functions, handle errors, and document their work.
You do not need to copy another developer’s style. Instead, look at the reasoning behind their decisions and consider whether the approach could improve your own work.
4. Include Code Refactoring
Most writers hate reading their own work, and developers can sometimes feel the same about revisiting old code. While refactoring or restructuring code without changing its external behaviour isn’t always exciting, it is an important part of software development.
Code refactoring involves improving the internal structure of existing code while preserving what the software is supposed to do. It can involve simplifying complex logic, improving names, removing duplication, or splitting large functions into smaller and more focused parts.
One useful principle is to avoid unnecessarily long functions and methods. If a function is responsible for several unrelated tasks, consider separating those responsibilities into smaller functions.
Refactoring is particularly useful when you have already identified a problem in your code. Rather than repeatedly adding quick fixes, take the time to improve the underlying structure when appropriate.
Regular refactoring can also make future development easier because developers do not have to work around unnecessarily complicated code.
5. Use Version Control Software
When programming projects were smaller and often handled by individuals, tracking changes to computer files and coordinating work between people could be difficult. Fortunately, modern version control software has made it much easier to track changes across projects.
Git is one of the most widely used version control systems today. Other tools, such as Mercurial and Fossil, are also available.
Version control allows developers to record changes, compare different versions, collaborate with other developers, and return to earlier versions when necessary. It is particularly valuable when several people are working on the same project.
For a deeper understanding of how version control works and why it is valuable for software projects, see the official Git documentation on version control
Learning version control is therefore an important part of becoming a professional developer. Even when working alone, maintaining a clear history of your changes can make development and troubleshooting easier.
6. Think About Security While Coding
Security should be considered throughout the development process rather than added as an afterthought. Developers should pay attention to authentication, permissions, input validation, dependency updates, data handling, and secure configuration.
For developers working with WordPress, understanding website security is especially useful because themes, plugins, accounts, and third-party integrations can all affect the security of a site. You can learn more practical security practices in our guide on how to promote security on your WordPress site.
Writing secure code also means keeping your dependencies updated and understanding the risks associated with code that handles user input or sensitive information.
7. Understand the Relationship Between Code and Design
Developers do not work in isolation. Modern websites require cooperation between developers, designers, content teams, marketers, and business owners.
Understanding basic web design principles can help developers build interfaces that are not only functional but also easier to use. Elements such as layout, typography, navigation, responsiveness, and visual hierarchy all influence the user experience.
If you work with WordPress, exploring different WordPress themes and their design approaches can also help you understand how design choices affect the appearance and usability of a website.
Similarly, learning about current web design trends can give developers a better understanding of what users and businesses expect from modern websites.
8. Keep Learning and Practising
Technology changes quickly, so developers need to keep learning. This does not mean trying to master every new programming language or framework that appears.
Instead, focus on strengthening your fundamentals while gradually learning tools that are relevant to your work. Practise by building small projects, contributing to open-source repositories, reviewing existing code, and solving programming problems.
You can also improve your skills by asking other developers to review your code. Constructive feedback can reveal problems that you may not notice yourself.
Final Thoughts
Improving your coding style and skills is an ongoing process. Writing readable code, avoiding unnecessary global variables, studying other people’s work, refactoring existing projects, and using version control can all contribute to better development practices.
Security and design knowledge are also valuable because modern developers need to understand how their code fits into a wider digital environment.
You do not need to become a perfect developer overnight. Focus on writing slightly better code with every project, learn from mistakes, and remain open to feedback. Over time, these small improvements can make your code more reliable, maintainable, and easier for others to work with.