Cisco Software Development Engineer In Test SDET interview questions
based on 10 ratings - Updated Feb 9, 2026
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Cisco interviews FAQs
Candidates applying for Software Development Engineer In Test SDET roles take an average of 4 days to get hired, when considering 2 user submitted interviews for this role. To compare, the hiring process at Cisco overall takes an average of 27 days.
Common stages of the interview process at Cisco as a Software Development Engineer In Test SDET according to 2 Glassdoor interviews include:
One on one interview: 100%
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I applied through other source. I interviewed at Cisco (Ottawa, ON) in Dec 2025
Interview
Had one phone screen round and two technical rounds about Data structures, Regex, OOPs in Python language, and L2/L3 Networking, VLANs concepts, along with TCP/IP, OSPF, and Ethernet protocols. Was asked to debug code or, in some cases, write some logic from scratch as well.
Interview questions [1]
Question 1
Most of the Python Data structure questions focused on Dictionaries.
It was of 4 rounds the same day with 1 hacker rank exam scheduled on another day.consisting of TECH , MR Round ,HR Round .You should be very clear with your networking concepts
Interview questions [1]
Question 1
Networking questions and they ask about from your resume.
I applied online. I interviewed at Cisco (Bengaluru) in Jan 2022
Interview
It took 2 weeks to complete 3 rounds . But after that didn't get any update from the HR . 2 Technical and 1 Hiring manager round . Overall process looks good
Interview questions [1]
Question 1
Mostly Java collection and data structures questions