Illumina reviews

3.4

47% would recommend to a friend

(2,550 total reviews)
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Jacob Thaysen

54% approve of CEO

34% positive business outlook

Illumina has an employee rating of 3.4 out of 5 stars, based on 2,550 company reviews on Glassdoor which indicates that most employees have a good working experience there. The Illumina employee rating is in line with the average (within 1 standard deviation) for employers within the Pharmaceutical & Biotechnology industry (3.5 stars).

Reviews by job title

3K reviews
5.0
May 14, 2026

Good benefits, but has budget constraints

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Good company with lots of benefits

Cons

Money is very tight with cost savings involved

Viewing 10 - 12 of 2,550 Reviews

Glassdoor has 2,960 Illumina reviews submitted anonymously by Illumina employees. Read employee reviews and ratings on Glassdoor to decide if Illumina is right for you.