Average Inside Sales Engineer Salary in Sofia, Bulgaria for 2026

In this article, we will look at the average Inside Sales Engineer salary for 2026 in Sofia and how that compares to other countries and professions. We'll also look at interesting salary data points like median salary, 25th and 75th percentile salaries, salary amounts based on experience, bonus ranges and more!

The data in this article has been compiled using official government salary data, salary surveys, and other sources such as job postings which contain salary information.

All salary information is in the local currency, which is the Bulgarian lev. To keep things simple, we are using the BGN currency code instead of the currency symbol лв.

How Much Does an Inside Sales Engineer Make in Sofia?

An Inside Sales Engineer working in Sofia will typically earn around 31,040 BGN per year, and this can range from the lowest average salary of about 14,820 BGN to the highest average salary of 52,540 BGN.

These are average salaries for an Inside Sales Engineer in Sofia and include benefits such as housing and transport. It's also possible for an Inside Sales Engineer to earn more or less than the average salaries shown above.

Inside Sales Engineer salaries will vary a lot based on your experience, location, skills, and gender. Keep reading below to research more data on each of these areas.

Distribution of Inside Sales Engineer Salaries in Sofia

So we've looked at the average salaries an Inside Sales Engineer will earn in Sofia. The next interesting data point is the distribution of salaries.

Salary ranges

We already know that an Inside Sales Engineer can earn between 14,820 BGN and 52,540 BGN on average in Sofia. This is known as the range in statistics.

The difference between the maximum and minimum values is a good indicator of variability in salaries, and can be used by employers to figure out how much they can expect to pay, and for employees to know how much they can earn.

Median salary

The median salary for an Inside Sales Engineer in Sofia is 35,560 BGN. This is the middle value in the distribution of salaries.

What this means is that approximately 50% of the population earn less than 35,560 BGN, and 50% of the population earn more than 35,560 BGN.

If you are earning more than the median salary, that's a good indicator that you are being paid well.

If you're not earning more than the median salary, your objective should be to increase your earnings to be at least as high as the median salary (which you can do by asking for a pay rise, looking for a better paying job, etc).

Percentiles

Percentiles are similar to the median salary, but instead of looking at the middle value, they look at the values in the top and bottom half of the distribution.

For the average Inside Sales Engineer salary in Sofia, 25% of the population are earning less than 22,420 BGN while 75% of the population earn more than 22,420 BGN.

75% of the population earn less than 45,580 BGN, and 25% of the population earn more than 45,580 BGN.

Like the median salary, the 25th and 75th percentile salaries can be used to determine which quartile you fall into so that you know whether you are being paid well enough compared to others in your profession and location.

Inside Sales Engineer Salary by Experience Level in Sofia

The most important factor in determining your salary after the specific profession is the number of years experience you have. It stands to reason that more years of experience will result in a higher wage.

We have researched the average Inside Sales Engineer salary based on years of experience to give you an idea of how the average changes once you've worked for a certain amount of time.

• 0 - 2 Years Experience. An Inside Sales Engineer in Sofia that has less than two years of experience can expect to earn somewhere in the region of 17,760 BGN.
• 2 - 5 Years Experience. With two to five years of experience the average Inside Sales Engineer salary would increase to 27,040 BGN.
• 5 - 10 Years Experience. From five to ten years of experience as an Inside Sales Engineer, the average salary would be 35,300 BGN.
• 10 - 15 Years Experience. Once you have more than ten years of experience the average salary reaches around 40,600 BGN.
• 15 - 20 Years Experience. An Inside Sales Engineer with 15 to 20 years of experience can earn an average of 44,540 BGN.
• 20+ Years Experience. For an Inside Sales Engineer with more than 20 years, the expected average salary increases to 48,560 BGN.

Average Salary by Experience Chart

Inside Sales Engineer Salary by Education Level in Sofia

As well as experience in a job, your education plays a big role in how much you can earn. A lot of higher paying positions require a high level of education, but how much can a degree increase your salary?

In our research we have compared the salaries of employees in the same job and career level with different levels of education to see how much more you can earn at each education level.

The salary you can earn based on your education is very specific to both your location and the career path you choose.

In our research, we looked at the average salary for an Inside Sales Engineer in Sofia based on the education level of the employees in order to find out whether a better education level would increase your salary.

• High School. An Inside Sales Engineer in Sofia with a high school education can earn an average salary of 21,300 BGN.
• Certificate or Diploma. An Inside Sales Engineer in Sofia with a certificate or diploma education can earn an average salary of 34,980 BGN.
• Bachelor's Degree. An Inside Sales Engineer in Sofia with a bachelor's degree education can earn an average salary of 46,280 BGN.

Average Salary by Education Chart

Inside Sales Engineer Salary Compared by Gender

In the modern age, we know that there should never be a pay gap between men and women. Unfortunately, in many professions, there is still a significant difference between the salaries earned by men when compared to the salary of women in the same job.

In Sofia, a male inside sales engineer will earn an average of 32,020 BGN, while a female inside sales engineer will earn around 28,720 BGN.

This means that a male inside sales engineer earns approximately 11% more than a female inside sales engineer for performing the same job.

Average Salary by Gender Chart in Sofia

Inside Sales Engineer Average Pay Raise in Sofia

In many countries, an annual pay raise is often given to employees to reward their service with a salary increase.

From our research, we can see that the average pay raise for an Inside Sales Engineer in Sofia is around 10% every 19 months.

The national average pay raise across all professions and industries in Bulgaria is around 7% every 20 months.

In this case, we can see that the number of months between the average pay raise is higher than the typical 12 months.

To make the data more meaningful, we can calculate what the approximate annual pay raise would be using a simple formula:

Annual Increase = ( Increase Rate ÷ Months ) × 12

So for this example, it would be:

Annual Increase = ( 10 ÷ 19 ) × 12  = 6%

What this means is that an Inside Sales Engineer in Sofia can expect to receive an average pay raise of around 6% every 12 months.

Annual Pay Raise by Industry in Sofia for 2026

In the chart below, you can see the average annual pay raise percentages for each of the major industries in Bulgaria.

You will see that companies in bigger and more lucrative industries tend to have the higher annual pay raises.

Inside Sales Engineer Bonus and Incentive Rates in Sofia

Another part of your overall compensation in a job is how much bonus you receive. Some job roles will be more likely to pay a bonus than others and also more likely to have higher bonus rates.

Generally speaking, jobs that are more involved with direct revenue generation will receive higher bonuses based on the performance towards revenue goals.

An Inside Sales Engineer is a moderate bonus based job, with 50% of employees reporting at least one bonus in the last 12 months.

50% reported that they had not received any bonuses in the previous 12 months.

For the employees that did receive a bonus in the previous 12 months, the reported bonuses ranged from 3% to 5%.

Government vs Private Sector Salaries

Another commonly asked question is whether you get paid a higher salary working in the public (government) sector or the private sector.

Public sector employees in Bulgaria earn approximately 2% more than private sector employees in the same role.

Salaries for Jobs Similar to an Inside Sales Engineer

In the table below, we have salary information for jobs that are similar to an Inside Sales Engineer in Sofia.

Salary Comparison by City

If you want to compare salaries with different cities in Bulgaria, you can use the links below to explore the data for each specific city we have researched.