Senior Software Engineer (C++, OS internals)

Nexthink
full-time Madrid, Community of Madrid Computer Occupations
Posted:
February 20, 2026
Location:
Madrid, Community of Madrid, Spain

Job Description

Job Description

Inside the Nexthink Engineering department, the team you will be joining participates in building what we call the Collectors: the endpoint agents that run on the system of the millions of employees mentioned above. 

In a nutshell, Collectors extract meaningful information about the OS, interpret it, and feed it to our amazing data analytics systems. They also help remediate detected issues and improve users' device experience. Collectors are a complex and critical part of Nexthink products. They require the highest level of reliability and performance on each platform our Collectors currently run: Windows, macOS, and Linux. 

• Challenge #1: create comprehensive and reliable solutions 

• Challenge #2: do it for several platforms, using all the best from each platform 

• Challenge #3: keep solutions cross-platform where possible 

Our engineers are excited to take on broad n...

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Job Overview

Job Type: full-time
Location: Madrid, Spain
Posted: February 20, 2026
Deadline: April 01, 2026