▼1%
£57,887
Avg. Base Salary (GBP)
/ year
Avg. Base Salary (GBP)
25%
£54k
MEDIAN
£58k
75%
£64k
The average salary for a Principal Scientist is £57,887 in 2025
Base Salary
£54k - £64k
Total Pay
£54k - £64k
Is Average Principal Scientist with Material Science Skills Salary in United Kingdom your job title? Find out what you should be paid
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What is the Pay by Experience Level for Principal Scientists?
▲11%
What Do Principal Scientists Do?
Find your market worth – how it works:
Common Health Benefits for a Principal Scientist
Medical
50%
Dental
25%
Vision
50%
None
50%
Gender Breakdown for Principal Scientists
Prefer to self-define
66.7%
Female
33.3%
This data is based on 3 survey responses. Learn more about the gender pay gap.
FAQs About Principal Scientists
What is the highest pay for Principal Scientists?
Our data indicates that the highest pay for a Principal Scientist is £NaN / year
What is the lowest pay for Principal Scientists?
Our data indicates that the lowest pay for a Principal Scientist is £NaN / year
How can Principal Scientists increase their salary?
Increasing your pay as a Principal Scientist is possible in different ways. Change of employer: Consider a career move to a new employer that is willing to pay higher for your skills. Level of Education: Gaining advanced degrees may allow this role to increase their income potential and qualify for promotions. Managing Experience: If you are a Principal Scientist that oversees more junior Principal Scientists, this experience can increase the likelihood to earn more.