What Does a Computer Software Engineer Do?

Denise Wilkinson

Computer software engineers are professionals who develop computer programs and applications that run on various electronic devices like computers, smartphones, and tablets. They use their expertise in computer science, engineering, and mathematics to design, develop, test, and maintain software programs that meet customer needs.

What Does a Computer Software Engineer Do?

As a computer software engineer, your primary responsibility is to create software applications that meet the requirements of your clients or organization. Your duties may include:

Designing Software Applications:
You will use your knowledge of programming languages like Java or Python to design software applications. You will also be responsible for determining the user interface (UI) and user experience (UX) of the application.

Developing Software Applications:
After designing the application, you will write code using a programming language to create the software application. You will ensure that the code is efficient and runs smoothly.

Testing Software Applications:
Once you have written the code for an application, you will test it to ensure it functions as intended. You will identify and fix any bugs or issues that arise during testing.

Maintaining Software Applications:
After an application has been released into production, you will be responsible for maintaining it. This includes updating the application to fix bugs or add new features.

The Skills Required for a Computer Software Engineer

To be a successful computer software engineer, you need to have strong technical and analytical skills. Some of the skills required include:

  • Proficiency in programming languages like Java, Python or C++
  • Knowledge of software development methodologies like Agile or Waterfall
  • Familiarity with version control tools like Git or SVN
  • The ability to write efficient code
  • An understanding of algorithms and data structures
  • The ability to work in a team environment

The Education and Training Required for a Computer Software Engineer

To become a computer software engineer, you will need a bachelor’s degree in computer science, software engineering, or a related field. Some employers may require a master’s degree in computer science or software engineering.

You can also gain practical experience by participating in internships or co-op programs while pursuing your degree. This will give you the opportunity to work on real-world projects and gain valuable experience.

The Job Outlook for Computer Software Engineers

The demand for computer software engineers is expected to grow by 22% from 2019 to 2029, which is much faster than the average for all occupations. This growth is due to the increasing reliance on technology in various industries like healthcare, finance, and education.


Computer software engineers play an important role in developing software applications that meet customer needs. They use their technical and analytical skills to design, develop, test, and maintain software programs that run on various electronic devices. With the increasing demand for technology across various industries, the job outlook for computer software engineers is bright.