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Top 10 Most Demanding Programming Languages in 2021

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The craze of learning programming languages is very high. These days people have one question in their mind and that it which programming language should i learn and why? So The Tech Learn is sharing Top 10 Demanding programming languages 2021 for a job and career prospective.

In this blog you will see the Advantages and disadvantages of most demanding programming language in future. All these mentioned future programming languages have a very good career scopes and job opportunities.  The Tech Learn has made this comprehensive list of most demanding programming language in future as per the recent survey.

Top 10 Programming Language to Learn 2021

Sr. No. Programming Language
1Python 
2
3Javascript
4Java
5PHP
6C#
7C++
8SCALA
9SWIFT
10KOTLIN

1. Python Programming language

Python most demanding programming language

Python is the fastest growing and one of the top programming language amongst its competitors. Python Web Based Development and Python Web Based Framework like Django and Pyramid has been the most popular Framework tools offered by Python. The best thing about Python programming is that being a high level language it is easy to learn. It is the most demanded language in the market and is called the programming language for beginners since it is an open source language, which is easy to understand and comprehend.

Python language has wide application, some of which can be seen in Web & Desktop Development, Network Servers, Machine Learning, GUI Based Desktop applications, In Enterprise and Business and Data Science.
Few of the big companies, which use Python language in their operations, are Instagram, Spotify, Amazon and Facebook.

Advantage:

  • Very easy to use and learn
  • Emphases on code readability
  • Wide-ranging library support
  • Open-source programming language
  • Have a good community support
  • Can scale complex applications
  • Build prototypes

Disadvantage:

  • Do not support mobile computing
  • Slower by virtue of being an interpreted programming language
  • Immature database access layer
  • Due to Global Interpreter Lock (GIL) threading is not that good.
ParadigmMulti-paradigm: functional, imperative, object-oriented, reflective
Designed byGuido van Rossum
DeveloperPython Software Foundation
First appeared1990; 29 years ago[1]
Typing disciplineDuck, dynamic, gradual (since 3.5)[4]
Filename extensions.py, .pyc, .pyd, .pyo (prior to 3.5),[5] .pyw, .pyz (since 3.5)[6]
Websitewww.python.org

2. R Programming language

R 2nd most demanding programming language

Designed by Robert Gentleman and Ross Ihaka at the University of Auckland, R as a programming language was first conceived in the year 1992. R is a comprehensive and statistical analysis language, which encourages the developer to develop new ideas. R is an open source software, which works best on GNU, Linux and Microsoft Windows. Compared to Python, R is difficult to learn. The application of R programming language is in the field of Data Science, Statistical Computing and Machine Learning. It is also known as the future programming language.

Few of the top IT companies, such as Capgemini, Cognizant and Accenture has deployed R into their businesses. R learned professional can expect a starting salary package of Rs. 7 lacs per annum.

Advantage:

  • Capable to run flawlessly on different OS.
  • Mushrooming community
  • Open-source and free
  • As per the requirements, you can make tweaks
  • Inclusive statistical analysis language
  • Have a very powerful package ecosystem

Disadvantage:

  • It does not have security facility
  • There are no strict guidelines for programming
  • Have a very bad memory management
ParadigmMulti-paradigm‎: ‎Array‎, ‎object-oriented programming 
Designed byRoss Ihaka, Robert Gentleman
DeveloperR Core Team
First appearedAugust 1993; 26 years ago
Typing discipline  Dynamic
Filename extensions.r.rdata.rds.rda

3. Javascript Programming language

Javascript 3rd most demanding programming language

Javascript is one of the most popular programming languages for Front End Development and is becoming increasingly relevant to Back End Development. It is rapidly expanding in the areas of Game Development and Internet of Things (IoT). Javascript assists the developer in building a highly interactive website Javascript language is widely applied in Game Development, Web and Mobile Development and Desktop Applications.

The companies using Javascript as their programming language are Microsoft, PayPal, Groupon and Google. For a Javascript learned IT professional, the starting pay package can range between Rs. 3-5 lacs per annum.

Advantage:

  • Runs instantly inside the web browser
  • No compilation requirement
  • Offers a very responsive interface to a website
  • Highly multipurpose languages
  • Known as the programming language of the web
  • Simplistic implementation
  • Plenty of resources
  • Huge community support
  • Ability to make wide-ranging range of applications

Disadvantage:

  • Do not have equivalent method or copy
  • Gives permission of only single legacy
  • different browsers understood it differently
Designed byBrendan Eich
DeveloperNetscape Communications Corporation, Mozilla Foundation, Ecma International
First appearedDecember 4, 1995; 23 years ago
Typing disciplineDynamic, duck

4. Java Programming language

Created by James Gosling in the year 1991, Java is the most demanding programming language, which is visible by its wide usage worldwide. The Java Virtual Machine makes the language Cross Platform compatible. It is famous for providing most number of jobs in the field of programming, which is an important reason behind its increasing popularity in the developers’ community. The best feature of Java programming language is that it is an Open Source, Robust, Platform Independent and Secured language. Since the time of its creation, Java has been applied in numerous fields, some of which are Scientific Applications, Banking & Financial Services, Web & Mobile Development and Desktop Development.

The top notch IT companies that are using Java are IBM, HCL and INFOSYS. For a Java learned programmer, the starting pay scale ranges between Rs. 5-8 lacs per annum.

Advantage:

  • Plenty of open-source libraries are there
  • Automatic memory allocation
  • Garbage collection
  • Follows the OOP paradigm followed by java
  • Provides stack allocation system
  • Ideal for distributed computing
  • Provides APIs for achieving various tasks including XML parsing,
  • database connection and many more.
  • Capable of multithreading

Disadvantage:

  • Templates limits are not present which create high-quality data structures
  • Luxurious memory management
  • Slower than compiled programming languages, such as C & C++
Paradigm Multi-paradigm: generic, object-oriented (class-based), imperative, reflective
Designed byJames Gosling
DeveloperSun Microsystems
First appearedMay 23, 1995; 24 years ago
Typing disciplineStatic, strong, safe, nominative, manifest
Filename extensions‎java,‎.class‎,‎.jar (file format)

5. PHP Programming language

PHP programming language has an interesting story behind its creation. It was initially developed for the purpose of maintaining personal homepage, but as per the statistics, currently it has taken over 23% of websites globally. Its other uses include creating Web pages, which are written in HTML. PHP language is mainly used to create dynamic and static websites.

Companies like Facebook, Yahoo, and Mail Chimp are using PHP programming language with full confidence. A programmer who is an expert in PHP language can expect a starting salary package between Rs. 2.5-3.5 per annum.

Advantage:

  • Plenty of influential frameworks
  • Very simple to use for developing web pages
  • Superb repairing with Xdebug
  • Enormous community support
  • Have a vast ecosystem
  • Provides various automation tools to deploy and test applications
  • No shortage of decent automation tools for testing and deployment

Disadvantage:

  • Have no security
  • Bad error management
  • Needs extensions to a larger amount
Paradigm‎Imperative‎, ‎functional‎, ‎object-oriented programming
Designed byRasmus Lerdorf
DeveloperThe PHP Development Team, Zend Technologies
First appearedMay 23, 1995; 24 years ago
Typing disciplineStatic, strong, safe, nominative, manifest

6. C# Programming language

C# is an object oriented and easy to learn programming language, which is fast, secured and full of rich libraries that make it the next best choice after C++. Its first version was released in the year 2001 and uses Syntax that is almost similar to C. It is fully combined with .NET and has high easy integration with Windows Operating Software. C# language can be applied in creating VR Games, Windows 8 & 10 and in Game Development.

C# is used in companies like Cyber Infrastructure Inc., Xtreem Solution and Zealous System. The starting pay scale of C# programmer is Rs 4.5 lacs per annum.

Advantage:

  • Pointer types are not acceptable so C# is much better than C++
  • Can work with common codebases
  • Automatic updateable and scalable
  • Component-oriented programming language
  • Object-oriented programming language
  • Combined with the .NET library
  • Perfect for all categories of Windows development
  • Have library functions
  • Sets of data types
  • Supports type safety
  • Fast compilation
  • Quick Execution times

Disadvantage:

  • Permits pointers in ‘unsafe’ blocks
  • Provides less flexibility as compared to C++
  • Requires decent effort and time to learn

Correcting errors needs skills and expertise

PlatformCommon Language Infrastructure
Designed byMicrosoft Corporation
DeveloperMicrosoft
First appearedIn 2000
Typing disciplinestatic, dynamic, strong, safe, nominative, partially inferred

7. C++ Programming language

C++ is considered as one of the most highly efficient and flexible to use programming language. It has created a never fading demand in the market because of its high performance and reliability. It also supports OOPS and has rich libraries. The application of C++ can be seen in Game Development, Web & Mobile Solutions, Desktop Applications and Embedded Systems.

Adobe Photoshop, Microsoft and Google are the companies that have been using C++ language in their operations with complete satisfaction. A C++ certified professional can earn Rs 4.2 lacs per annum.

Advantage:

  • An abundant of libraries and compilers
  • Quicker programs executions
  • Known as the language of choice
  • Provides an excessive degree of transferability
  • Easy to understand programs
  • Rich function library
  • Support exception handling
  • Support function overloading

Disadvantage:

  • Complex syntax
  • Less well-organized object-oriented system
  • Absence of dynamic memory allocation or garbage collection
  • Absence of run-time checking

Have many issues of memory corruption

Designed byBjarne Stroustrup
Developer ISO/IEC JTC1 (Joint Technical Committee 1) / SC22 (Subcommittee 22) / WG21 (Working Group 21)
Filename extensionsC,.cc,.cpp,.cxx,.c++,.h,.hh,.hpp,.hxx,.h++
Typing disciplineStatic, nominative, partially inferred

8. SCALA Programming language

Developed in the early 2000, SCALA was designed to solve the problem that we face in Java. SCALA is known to support Object Oriented and Functional programming, which can be statically typed, compiled in Java Byte Code and can be executed in Java Virtual Machine.

SCALA has wide implementation in the fields of Web Development, Data Analysis and Data Streaming. Companies deploying SCALA into their businesses are New York Times and Meetup.com. And a SCALA master can earn between Rs 4-5 lacs p.a. as his starting salary package.

Advantage:

  • Easy to Pick Up
  • Good IDE Support
  • Have a great Scalability
  • Good for Data Analytics
  • Highly Functional programming language

Disadvantage:

  • Have limited developer pool
  • Not easy to understand
Paradigm ‎Multi-paradigm‎: ‎concurrent‎, ‎functional Programming 
Designed byMartin Odersky
DeveloperProgramming Methods Laboratory of École Polytechnique Fédérale de Lausanne
First appeared20 January 2004; 15 years ago
Typing disciplineInferred, static, strong, structura
Filename extensionsscala,.sc

9. SWIFT Programming language

SWIFT is a general purpose, open source, compiled programming language developed by Apple. So, if you love using iOS apps and want to develop native iOS or Mac apps, then SWIFT is the one for you. It is influenced by Python which makes it fast, secure, easy to read and most importantly easy to learn. SWIFT language is applied for Apple App Development and Software Development.

SWIFT programming language has found acceptance in companies like Slack, Apple, and 9GAG. The starting salary package for SWIFT programmer is Rs 3.6-4 lacs per annum.

Advantage:

  • Stops memory leaks due to automatic memory management
  • It is backed by Apple
  • Have a better scalability
  • New features can be added easily
  • Inspires developers for writing readable and clean code
  • Highly readable
  • It is very fast when compared to other programming languages.

Disadvantage:

  • Do not have much community support
  • Limited resources
  • Unstable
  • No support for legacy projects
  • Only used for later apps or iOS7
Designed byChris Lattner, Doug Gregor, John McCall, Ted Kremenek, Joe Groff, and Apple Inc. 
DeveloperApple Inc.
First appearedJune 2, 2014; 5 years ago
Typing disciplineStatic, strong, inferred

10. KOTLIN Programming language

A Google endorsed now currently the most loved programming language KOTLIN was originally developed by JetBrains, which is fully operable with Java and comes with no limitations. It also supports functional programming languages. The application of KOTLIN is for Android Development, Web Development, Desktop Development and Server Side Development.

Being a newly launched programming language, KOTLIN has found usage in some big companies, like Coursera, Uber, Pinterest and Post Mates. A KOTLIN certified professional can expect a starting salary package ranging between Rs 2-5 lacs per annum.

Advantage:

  • A good compiler
  • An Efficient programming language
  • provides an improved run-time performance
  • Absence of raw types.

Disadvantage:

  • Changeable compilation speed
  • Less Kotlin experts for hire
Designed byJetBrains
Typing disciplineInferred, static, strong
First appeared 2011
Typing discipline Inferred, static, strong
Filename extensions.kt.kts

All the above listed programming languages are trending and top 10 programming languages of the future which has garnered a spectacular student base because of a promising and prosperous career. For more information on Future programming languages 2021, contact The Tech Learn today and get all your queries answered to your satisfaction.

FAQ for Most Demanding Programming Languages

  1. Which is the best programming language for future?

    As per the expert’s python and JavaScript are the ever-demanding programming languages. Apart from these two, below mentioned programming languages will also be in high demand.

  2. Which programming language will be in demand in future?

    Python programming languages will be in demand in future as it has more career and job opportunities for the freshers as well as professionals.

  3. Which programming language has more job opportunities?

    In present, the demand of python developers is very high. Every big organization wants to hire them so python programming languages has more job opportunities.

  4. Which programming language is most in demand?

    The Tech Learn has mentioned all the most in demand programming languages. These are:
    • Python
    • R
    • JavaScript
    • Java
    • PHP
    • C#
    • C++
    • Scala
    • Swift
    • Kotlin

  5. What is the best programming language to learn in 2020?

    As per the career prospective, Python, Java, PHP and C++ are the best programming language to learn in 2020.

Reference Links

  1. Aman Aman

    I want to learn python

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