Top 10 Best Programming Languages to Learn in 2021 (Most In-Demand)

Unlock your career opportunities to learn most in-demand Programming languages. In this article we have discuss top 10 best Programming languages to learn in 2021. Traditional programming languages become outdated over time, whereas the latest programming languages are introduced but never acquire momentum.

A frequently asked topic among newbies (and professionals alike) is which programming language one should invest their time in studying since it is in demand, has a solid future, and has a large employment market.

What is the Best Programming Language to Learn?

Every programming language is purpose-built and has distinct advantages and disadvantages. Furthermore, the answer to the question of the most helpful programming language to master in 2021 is subjective and is contingent on your prior experience with coding. Regardless, the following three factors are critical for narrowing down a language selection.

  1. Career Opportunities in the Language of your choice
  2. The selected programming language’s popularity should be increasing
  3. Your Professional / Life Objectives

Most In-Demand Programming Languages

The ten most helpful programming languages anyone can learn right now are mentioned below. In addition, examples of each language’s application and implementations are included to assist you in making your choice.

1. Python Programming Language

Created: Guido van Rossum designed the Python programming language and was released for the first time in 1991.


  • This is one of the greatest programming languages to learn since it supports a wide variety of operating systems and environments
  • Driven by Object-Oriented Programming (OOPs)
  • Contributes to the productivity of programmers
  • It is an excellent programming language to learn since it enables you to easily expand even the most complicated projects
  • Extensive Library of Support Materials


  • Not particularly well-suited for mobile computing
  • Python’s data access layer is quite basic and immature

Usage: Web development, analytical and numerical applications, desktop graphical user interfaces, and business applications are all possible applications. It is frequently utilized in the field of artificial intelligence and machine learning.

Pay: The average annual salary of a Python developer in the United States is $120,000.

Difficulty Level: Easy

Note: You can start self learning Python programming from and Python official documentation. However, if you want to explore your career potential in Python, then Enroll for Python Training in MindMajix.

2. JavaScript Scripting Language

Created: When Netscape Navigator 2.0 was released in September 1995, JavaScript was originally dubbed LiveScript. It was then called JavaScript.


  • Client-side JavaScript is extremely fast due to the fact that it can be executed swiftly in a user’s computer
  • JavaScript is an excellent programming language to learn since it is reasonably easy to grasp
  • It is one of the finest programming languages to learn since it integrates well with most languages and is applicable to a wide range of applications
  • Grease monkey enables the creation of JavaScript snippets that may be executed on certain websites


  • Due to the fact that JavaScript only supports single inheritance, multiple inheritances aren’t feasible
  • JavaScript does not include a copy or equal function
  • Various kinds of browsers understand JavaScript differently

Usage: JavaScript is used in the development of web/mobile applications, games, and graphical interfaces.

Pay: The average annual salary for a Javascript programmer is around $110,000.

Difficulty Level: Easy

Note: If you would like to enrich your career as an JavaScript professional, then visit JavaScript tutorial. Moreover, if you like JavaScript certified professional then consider JavaScript training – A Global online training platform.

3. Java Progrmming Language

Created: In 1996, James Gosling was significantly involved in the development of Java at Sun Microsystems.


  • Object-Oriented programming language
  • Java provides APIs for a variety of tasks, including database connectivity, communications, XML processing, and utilities
  • Open-sourced fast development tools are extremely powerful
  • It is very easy to learn programming language with a huge range of public source libraries


  • Java’s memory management is extremely costly
  • Without templates, you may be unable to construct a high-quality data model

Usage: Java is mostly used to build Android applications, online applications, and big data.

Pay: In the United States, the average salary for a Java developer is $100,000 per year.

Difficulty Level: Java is a basic and straightforward language to learn

Note: You can start self learning from official Oracle Java tutorial.

4. Go Programming Language

Created: Rob Pike created the Go programming language, commonly known as golang, in 2009 at Google.


  • Go is a very fast language due to the fact that it is converted to assembly language
  • Its grammar is straightforward in comparison to other languages, and it is simple to learn
  • It is one of the finest computing languages to learn since it includes a standard library that contains convenient built-in methods for manipulating primitive kinds
  • Go simplifies concurrent programming


  • Inadequate Library Support
  • Implicit Interfaces
  • Management of Fragmented Dependence

Usage: Programs for use include console tools, graphical user interface (GUI) programs, and web services.

Pay: Go Developers earn an average annual income of $98,000.

Difficulty Level: Medium

5. Swift Programming Language

Created: Apple introduced Swift in August 2010 to relieve iOS developers of the requirement to engage with Objective-C.


  • Swift software code is close to natural English, making it simple to understand
  • It is among the most helpful programming languages since it is easily extensible, resulting in quick high-level programming
  • It is one of the easiest coding languages to learn since the code lines are short
  • Memory leaks are prevented via the Automatic Memory Management function


  • Swift is relatively unstable due to Apple’s continuous upgrading of swift versions
  • Due to the fact that Swift is a young programming language, the number of Swift programmers is rather small

Usage: Swift is a purpose-built language that integrates with Apple’s Cocoa frameworks to enable the development of all sorts of iOS applications.

Pay: The average annual salary for an iOS developer is around $130,000.

Difficulty Level: Easy

6. R Programming Language

Created: Ross Ihaka created R at the University of York. Although this project began in 1992, the initial version was launched in 1995, followed by a robust beta release in 2000.


  • R is one of the finest programming languages to learn since it is a powerful data analysis language that pushes you to experiment with new concepts
  • R is a free and open-source programming language. As a result, anyone may use and modify it
  • R is suitable for use with both Windows and Linux
  • R is a very effective programming language that is cross-platform, which implies it can operate on a variety of operating systems


  • Certain modules in R are not up to par in terms of quality
  • R’s memory management is not optimal. As a result, it may use all memory space

Usage: Data Analytics projects, Quantitative computation, Artificial Intelligence.

Pay: The typical annual salary for an R developer is between about $90,000 and $130,000.

Difficulty Level: Hard

7. PHP

Created: PHP was invented by Rasmus Lerdorf in 1994.


  • PHP is an easy language to learn
  • Programming in the Modular and Object-Oriented Styles
  • It is among the most popular programming languages, with a sizable user community
  • It is one of the greatest programming languages accessible, with a relatively robust set of automated tools for testing and deployment


  • The error handling feature is inadequate due to PHP’s absence of a debugging tool
  • PHP is indeed not secured due to the fact that it is an open-source programming language

Usage: Web apps, CRM systems, and e-commerce services are all examples of PHP applications.

Pay: The annual income of a PHP developer is $84,000 per year.

Difficulty Level: Easy

8. SQL – Structured Query Language

Created: Donald D. Chamberlin created SQL at IBM and it became publicly available in 1979.


  • A robust query language
  • Optimized for tables with a large number of rows
  • Rapid data search and query
  • Data are readily available and consistent
  • Rapid data retrieval from many tables


  • Converting data from entities to SQL tables is difficult
  • Because it will only run on a single server, improving performance requires updating hardware
  • Since SQL databases are hosted on a single server, they should not be accessible if the server fails

Usage: Applied to Any Database

Pay: SQL Developers earn an average annual income of $84,000.

Difficulty Level: Easy

Note: SQL is a standard language for storing, manipulating and retrieving data in databases. You can quickly start SQL tutorial from Way2tutorial.

9. C++ Programming Language

Created: C++ is a computer language created in 1983 by Bjarne Stroustrup.


  • Because it is an important language, there are several compilers and libraries available
  • Other coding languages such as C, C#, and Java have a rather similar syntax to C++, making them extremely easy to learn for anyone who is already familiar with C++
  • It is one of the most widely used programming languages since it lacks a backend garbage collector


  • Due to the complexity of the syntax and the tiny size of the library, this language is extremely hard to learn for a novice programmer
  • C++ programs are incapable of implementing dynamic memory management allocation

Usage: C++ is frequently utilized in the development of games, advanced calculations, and graphical compilers.

Pay: The annual income of a C++ programmer is around $113,000.

Difficulty Level: Hard

10. C# Programming Language

Created: C# The initial version was released in 2001.


  • C# employs a syntax that is virtually identical to that of C, making it easy to comprehend for those familiar with the C programming language
  • It is one of the easiest coding languages to learn and integrates well with Windows
  • Complete integration with the.NET framework, which gives access to a centralized source of features and assistance
  • It is more secure than its forerunners


  • It permits the use of pointers in ‘unsafe’ sections

Usage: Widely utilized in the development, and deployment of cross-applications and web applications.

Pay: The annual pay of a C# programmer is between $66,000 and $101,000per year.

Difficulty Level: Hard

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