Post job

Junior software engineer vs senior software engineer

The differences between junior software engineers and senior software engineers can be seen in a few details. Each job has different responsibilities and duties. It typically takes 2-4 years to become both a junior software engineer and a senior software engineer. Additionally, a senior software engineer has an average salary of $114,494, which is higher than the $77,904 average annual salary of a junior software engineer.

The top three skills for a junior software engineer include java, C++ and python. The most important skills for a senior software engineer are java, python, and javascript.

Junior software engineer vs senior software engineer overview

Junior Software EngineerSenior Software Engineer
Yearly salary$77,904$114,494
Hourly rate$37.45$55.05
Growth rate21%21%
Number of jobs288,448338,989
Job satisfaction-3
Most common degreeBachelor's Degree, 77%Bachelor's Degree, 69%
Average age3939
Years of experience44

What does a junior software engineer do?

The role of junior software engineers is to aid and support with software design and computer coding. As a software developer, you are expected to attend and contribute to company meetings, learn the codebase and improve your coding skills, and monitor the technical performance of systems. Other duties include responding to the development team's requests, preparing reports, and performing development tests. Most employers prefer to hire someone with a bachelor's degree in computer science, in-depth knowledge of coding languages such as JavaScript and HTML5, and previous work experience.

What does a senior software engineer do?

Senior software engineers are experienced employees who would usually take the lead in projects related to software development. They are in charge of determining the needs of the organization, checking whether there are feasible solutions to challenges, and creating plans for the development of a software solution. They provide a sound analysis of data collected during the testing phase of the software and address any problems during the software development phase. Once the software has been developed, they then ensure that it works well and that it addresses the needs and expectations of the users.

Junior software engineer vs senior software engineer salary

Junior software engineers and senior software engineers have different pay scales, as shown below.

Junior Software EngineerSenior Software Engineer
Average salary$77,904$114,494
Salary rangeBetween $59,000 And $101,000Between $86,000 And $151,000
Highest paying CitySan Francisco, CASan Francisco, CA
Highest paying stateConnecticutCalifornia
Best paying companyAppleThe Citadel
Best paying industryFinanceRetail

Differences between junior software engineer and senior software engineer education

There are a few differences between a junior software engineer and a senior software engineer in terms of educational background:

Junior Software EngineerSenior Software Engineer
Most common degreeBachelor's Degree, 77%Bachelor's Degree, 69%
Most common majorComputer ScienceComputer Science
Most common collegeHarvard UniversityMassachusetts Institute of Technology

Junior software engineer vs senior software engineer demographics

Here are the differences between junior software engineers' and senior software engineers' demographics:

Junior Software EngineerSenior Software Engineer
Average age3939
Gender ratioMale, 74.6% Female, 25.4%Male, 81.4% Female, 18.6%
Race ratioBlack or African American, 4.6% Unknown, 4.8% Hispanic or Latino, 8.3% Asian, 29.8% White, 52.3% American Indian and Alaska Native, 0.2%Black or African American, 4.6% Unknown, 4.8% Hispanic or Latino, 8.4% Asian, 31.8% White, 50.2% American Indian and Alaska Native, 0.2%
LGBT Percentage8%8%

Differences between junior software engineer and senior software engineer duties and responsibilities

Junior software engineer example responsibilities.

  • Used the controls and components from the AJAX control toolkit to achieve rich user experience.
  • Contribute to implementing microservices used to manage entities and maintain a synchronize state between supplier and distributor.
  • Used HTML, JavaScript, AJAX and JSP to create the UI development for web application.
  • Extract data in UI for different clients using JSON format.
  • Automate build processes to allow developers to build for multiple Linux distributions with each code commit using Jenkins.
  • Contract as a subject matter expert on Node.js, cloud computing, and big data base on Hadoop.
  • Show more

Senior software engineer example responsibilities.

  • Work with Microsoft TFS to manage work items and source control.
  • Lead team in development of a custom reservoir simulation data mining and visualization tool.
  • Used and written maven scripts to manage dependencies and to build and deploy the application locally and in DEV environments.
  • Develop Unix scripts for cross cap system integration system, enhance the existing Unix scripts to achieve better performance and throughput.
  • Configure and manage Debian Linux kernel security and networking components.
  • Collaborate with project manager in tracking and managing project development process following SDLC and RBPM methodologies.
  • Show more

Junior software engineer vs senior software engineer skills

Common junior software engineer skills
  • Java, 16%
  • C++, 14%
  • Python, 10%
  • Object Oriented Programming, 7%
  • CSS, 6%
  • GIT, 4%
Common senior software engineer skills
  • Java, 13%
  • Python, 6%
  • JavaScript, 5%
  • Architecture, 5%
  • Database, 4%
  • GIT, 3%

Browse computer and mathematical jobs