10 of the Best Languages to Learn for Coding in 2023

A Summary of Computer Programming Languages

The purpose of programming languages is to facilitate communication between computers and provide them with instructions to carry out certain tasks. As a result, programs can be created to accomplish predetermined functions. The field of software development is highly lucrative, with job opportunities predicted to increase by 21% by 2028. The availability of 700 computer languages can make it challenging to determine which one to concentrate on.

In order to progress in your career or change fields, it is crucial to carefully weigh the time and resources needed when selecting a programming language to learn. Choosing wisely is critical to ensure successful progression and obtain the best return on investment.

Before choosing which programming language to learn, it’s important to take into account the available resources and time, as well as your current coding proficiency and professional aspirations. With that in mind, this article offers insight into the top 10 programming languages that businesses will require by 2023, highlighting the nuances of each language and providing guidance on how to most effectively apply them.

Without delaying any further, here are the top programming languages to learn for programmers in 2023.

1. Python

According to predictions, Python is expected to become the most popular programming language in the near future. Currently, it already accounts for over 70% of developers, and its vast library makes it ideal for artificial intelligence, data science, and machine learning. As its popularity continues to grow, it is likely that Python will soon establish itself as the dominant language. Therefore, possessing knowledge of Python will likely lead to success and career advancement in 2023.

Python is an open-source programming language that is popular and has a substantial and engaged community. Its intuitive data structures and graphical user interfaces make it simple to use with online services and desktop applications. Python is extensively utilized by developers for machine learning and deep learning projects.

Software that produces both 2D and 3D imagery and animation, such as Blender, Inkscape, and Autodesk, are created using Python. Python developers earn an average annual salary of approximately £72,500 (source).

Well-paying industries are constantly searching for programmers who are experienced in Python. Netflix, Intel, Facebook, and Spotify are just a few examples.

The numerous advantages of Python

  • Flexibility
  • Easy to execute and speedy to develop.
  • The official guides and manuals have a great deal of credibility.

Drawbacks of the Python language:

  • It does not serve as a programming foundation; instead, it offers a general overview of various basic principles.

Free Online Python Tutorials:

  • Complete Your Python Training.

    This accessible course covers everything from the fundamentals to more advanced techniques.
  • Python 3 Tutorial by CodeAcademy

    – You can learn and practice much of the material on your own time, thanks to interactive courses and practice programs that aid in retention.

2. Java

Java programming language is known to run on more than 3 billion devices worldwide, used in a variety of applications such as desktop, web development, mobile apps, artificial intelligence, and cloud-based applications. Its potential for growth and success is vast, with a high demand for skilled professionals in the industry which results in lucrative salaries and endless professional opportunities.

Java, a general-purpose programming language with an object-oriented structure owned by Oracle Corporation, is recognized for its Write Once, Run Anywhere (WORA) capabilities which make it the standard for cross-platform applications across a variety of devices including Mac, Windows, Android and iOS. Its versatility has allowed it to be used on a broad range of devices, including smartphones and mainframe computers.

Java is a popular programming language used for various applications, including many well-known websites like Google, Amazon, Twitter, and YouTube, which rely on Java for their background processes. There are numerous resources available for learning Java, and its large online community of developers offers valuable support and guidance when facing challenges.

Java offers numerous advantages as a programming language.

  • It is commonly viewed as an excellent starting point for learning how to think like a coder and gaining coding skills.
  • By learning Java, you can have complete control over the essential components of any modern, intricate, multi-platform application, such as the file system, graphics, and audio.

Challenges with Java Coding:

  • As a more advanced programming language, there is a significant amount of new terminology to learn.

Free Online Courses for Java Learning:

  • Excel in Java

  • Java Certification Course

    – This is an excellent opportunity to enhance your CV’s value.

3. JavaScript

JavaScript is a crucial high-level programming language for web development that has evolved beyond its initial use in web browsers to include server-side web page implementations and non-browser applications.

In 1995, JavaScript was initially introduced as LiveScript. Originally promoted as the “little brother” of Java due to Java’s popularity at the time, JavaScript has since grown into its own unique language. Although Java and JavaScript may have some common features, they are distinct programming languages.

According to recent research, 72% of companies are actively seeking JavaScript developers, making it an appealing choice for advancing your career in 2023. A basic understanding of HTML and CSS is necessary for individuals who want to master JavaScript and its relevant web design techniques.

Advantages of JavaScript Coding:

  • Straightforward to comprehend and integrate into code
  • Can be deployed directly to a user’s local browser
  • Helps in reducing server load

Flaws in JavaScript Code:

  • Interpretation may differ across various browsers, making it challenging to create applications that function seamlessly across different browsers.

Guides to Learn JavaScript:

  • Udemy

    offers a current JavaScript course that covers the fundamentals from the beginning.
  • Concepts in High-Level JavaScript Programming

4. Kotlin

Kotlin is a flexible application development language that supports multiple platforms. A significant proportion (60%) of Android developers use it, and according to several respected rankings, it is the fourth most rapidly expanding programming language. Some of the essential features of Kotlin include:

  • Efficient and readable concurrent processing.
  • Incorporated features that enhance safety.
  • Approximately 20% less time is required for coding when compared to Java. (Source)
  • All components function harmoniously with one another.
  • Kotlin is utilized by many prominent firms such as Pinterest, Uber, Trello, Amazon, and several others.

Kotlin programmers have more faith in the language’s abilities than Java developers. With over 90% of Google’s apps written in Kotlin, the language is in high demand. As a result, familiarity with other programming languages, particularly Java, is vital for learning Kotlin.

Advantages of Developing in Kotlin:

  • Uses fewer lines of code than Java and other programming languages;
  • Adopting Kotlin is not very challenging.
  • Java is fully supported without any issues.

The Disadvantage of Kotlin:

  • The compilation time for Kotlin fluctuates due to the absence of a static keyword in the language.

Online Kotlin Tutorials for Novices:

  • A Beginner’s Guide to Kotlin
  • Certification-Oriented Kotlin Training from Scratch

5. R

In fields such as finance, data science, and telecommunications, R is the primary programming language utilized for numerical and graphical analysis.

Learning R is considered moderately challenging and may not be as simple as some of the other programming languages discussed. Thankfully, R has a vibrant online developer community, which is a valuable resource for those seeking to enhance their understanding of the language.

Here are a few examples of R’s features:

  • R possesses an extensive collection of interactive visualizations.
  • Categorized as “object-oriented” code.
  • R functions on multiple operating systems.
  • Extremely flexible.
  • Major companies, including Google, Amazon, LinkedIn, and Flipkart, use R.

Learning R can present a promising career path, as there is currently a high demand for R professionals. While working knowledge of JavaScript or Python can be beneficial, individuals with a strong foundation in mathematics may find pursuing R more advantageous.

Advantages of the R Programming Language:

  • Free and unrestricted
  • Excellent assistance with data management
  • There are numerous options available.
  • R is compatible with machine learning applications and is supported by Linux, Windows, and Mac OS.

Disadvantages of R Programming:

  • Compared to Matlab or Python, R is slower and stores objects in the physical memory, which can consume system resources.

Training Programs to Learn R Programming:

  • Coursera:

    R Programming

6. PHP

PHP, a widely-used general-purpose programming language, is expected to maintain its popularity in the upcoming years. Its integration with HTML has empowered it with additional capabilities for websites, creating a greater need for PHP developers.

PHP is the most popular language for constructing server-side applications, as well as for developing command-line scripts and desktop applications. Veteran PHP developers can exploit the flexibility offered by the language to the fullest.

PHP is widely recognized as an easily learnable programming language for beginners. Several dedicated online forums are available where experienced PHP developers can seek guidance and get answers to their queries.

PHP’s Diverse Capabilities Include, but are not Limited to the following:

  • Straightforward to learn for beginners.
  • One of the fastest scripting languages available.
  • Provides high security against intrusion or attacks.
  • Renowned websites such as Facebook, Yahoo, and Wikipedia are powered by PHP.

The Numerous Advantages of PHP

  • Easy to create and compatible with a wide range of programs.
  • Cost-effective solution.
  • The database link can be easily customized.

Limitations of PHP:

  • Highly vulnerable to security risks.
  • May not be scalable enough for commercial-grade applications.
  • Insufficient error handling may result in unsupported applications.

Free Online PHP Tutorials:

  • Complete Beginner’s Guide to PHP with Udemy
  • PHP Fundamentals – PluralSight

7. Go

Developed by Google in 2007 to manage its growing infrastructure, Go is renowned for its reliability and efficiency, making it one of the most coveted programming languages in current times.

Go or Golang is specifically designed for developers working on complex projects. It has gained immense popularity due to its modern style, clear syntax and is widely used by influential IT organizations. Industry leaders such as Google, Uber, Twitch and Dropbox have chosen Go for its simplicity and scalability. Owing to its speed and versatility, data scientists are increasingly preferring Go.
Learning Go is a breeze if you are well-versed with another programming language.

Benefits of Using the Go Programming Language:

  • The language is often described as “minimalist.”
  • The language is easy to understand.
  • Code is open source.
  • Highly compatible and lightning-fast.

Drawbacks of the Go Programming Language:

  • Due to the absence of generics, you may need to write additional lines of code compared to other languages.
  • The language has limited library support.
  • The Go development community is relatively small and not very supportive.

Online Training Resources and Tutorials for Go Programming:

  • Course Title: “Go: The Whole Shebang for Coders” on Udemy
  • Specialization in Go Programming by Google on Coursera

8. C/C++ Programming Language

C, being the oldest and most frequently used programming language, has had a considerable impact on the development of languages like C#, Java, and JavaScript. C++ is a derivative of C, and some programmers prefer to learn C++ without knowing C, but many believe that having a solid understanding of C can be useful for mastering C++. Both languages are widely adopted and highly regarded among computing and programming professionals. Check out C programming and C++ resources to learn more.

Generally, C and C++ applications are highly portable because compilers for a variety of systems are readily available. Despite the emergence of other programming languages, the popularity of C hasn’t diminished. Learning C programming can open up exciting career opportunities.

Advantages of C/C++ Programming:

  • C is a fundamental (hardware) programming language that helps to learn the basics.
  • C++ provides greater “control” than many other languages.

The following are some of the drawbacks of C/C++:

  • C is a more challenging programming language with a steep learning curve, and it is not the preferred choice for beginners.
  • C++ can be more complex to comprehend and work with than C.

A Beginner’s Guide to C/C++ Courses

  • Coursera – The Art of Computer Programming, Second Edition (C and C++)

9. Swift

Swift is a free and open-source programming language that is simple to learn and offers many of the same features as Objective-C. IBM’s Swift Sandbox and Bluemix work well with Swift, making it a user-friendly language. Swift is used in some popular iOS apps, including Mozilla Firefox, WordPress, and the game Flappy Bird.

Advantages of Programming with Swift Language

  • It has a low learning curve.
  • It has a syntax that is easy to comprehend.
  • It requires fewer lines of code.
  • It is faster compared to other programming languages of the same type.
  • It is available free of charge and without any restrictions.

Limitations of Swift include:

  • Swift is still a developing language, has limited support for earlier iOS versions, and currently cannot be incorporated with third-party tools.

Links to Swift Learning Courses:

  • The Complete Swift Course on Udemy
  • Udemy’s Course on Introduction to Swift Programming

10. C#

C# is a programming language that was introduced by Microsoft in 2000 to operate on the .NET framework. It has been a valuable resource in developing video games and other desktop applications. According to a survey, 34% of the most popular mobile games are built using C#. This demonstrates the high global demand for this language. Microsoft Visual is a widely used integrated development environment that enables developers to easily create Windows, Android, and iOS applications.

Advantages of C# programming include:

  • It is fast and easy to use.
  • Enables object-oriented programming.
  • Allow for modifications and enhancements.
  • It is able to interact with other codes.
  • Free of charge and unrestricted.
  • Several books available.

Disadvantages of C# Programming

  • Limited adaptability.

Online Learning Resources for Learning C#:

  • Begin with the Basics of C# Programming Language on Udemy.
  • Prepare for C# Interviews with Comprehensive Course on Udemy.


Amidst a plethora of programming languages accessible, we have highlighted a few critical ones that should be noted. These languages provide a valuable starting point for individuals seeking to establish a career in programming, make a career change, or advance in the corporate world.

We sincerely hope that this material serves as a catalyst for further exploration. Happy Programming!

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