Staff Windows Low Level C++ Engineer - Endpoint security

SentinelOne; Madrid; Híbrido; EUR 40.000 - 70.000; Jornada completa

Descripción de la vacante

A leading cybersecurity company in Madrid is seeking a Software Engineer to work on low-level programming and Windows internals. You will design and implement features that enhance security for millions of devices worldwide. Candidates should have at least 4 years of experience in C programming and understand OS design. Flexible remote work options are available within Spain, along with a comprehensive benefits package including stock options and generous leave policies.

Servicios

Flexible remote work

Generous RSU stock plan

30 days paid annual leave

Premium life and medical/dental insurance

Paid volunteering day

Formación

• At least 4 years of experience as a low-level software developer.
• Experience with Windows Kernel development is preferred.
• Proficiency with Windows debugging and profiling tools.

Responsabilidades

• Work on user-mode & kernel-mode design and development.
• Implement new features and optimize existing software.
• Influence security for millions of Windows devices globally.

Conocimientos

Low-level software development

C programming

Windows Kernel development

OS design and internals understanding

Windows debugging and profiling tools

Production-grade product experience

Excellent communication skills

Problem-solving skills

Descripción del empleo

What are we looking for

We are seeking a highly skilled and experienced Software Engineer with a strong background in low-level programming and a deep understanding of Windows internals to join our Platform group.

SentinelOne's Platform group handles some of our most complex low-level areas, including Windows agents Anti-Tampering (self-protection from malware), network sensors, and other kernel-side features involving both research and development.

Joining this team means collaborating with talented engineers leading features through the entire development lifecycle. Your work will impact millions of endpoints in a key area of SentinelOne's EPP/EDR solutions.

What will you do

• Work in both user-mode & kernel-mode within our distributed team, designing, developing primarily in modern C (C23), and debugging complex real-world problems, often unseen before. You will continuously expand your knowledge of Windows OS internals and the Endpoint Protection & EDR ecosystem.
• Design and implement significant new features, rewrite, and reimplement existing ones from scratch. Address performance and optimization challenges given the scale of our cybersecurity software handling hundreds of billions of events daily.
• Your work will influence the security of tens of millions of Windows devices worldwide, including enterprise and government customers, some in the Fortune 10 and Global 2000.

What skills & knowledge should you bring

• At least 4 years of experience as a low-level software developer
• At least 4 years of experience in C programming
• Experience with Windows Kernel development (preferred)
• Deep understanding of OS design and internals, especially Windows
• Experience with Windows low-level development, debugging, and application development
• Proficiency with Windows debugging and profiling tools
• Experience working on production-grade, large-scale products
• Excellent communication skills
• Ability to work independently and across different time zones
• Strong problem-solving and innovative thinking skills

Why us

Work on real-world problems with high stakes, protecting against threats like Ransomware, and make a significant impact by preventing security incidents that could make headlines. Join a cutting-edge project, influence core platform architecture, and work with industry-leading experts.

Additional benefits

• Flexible remote work within Spain; optional coworking memberships
• Candidates must already be eligible to work in the EU; relocation assistance available for those willing to move to the Czech Republic
• Generous RSU stock plan with 4-year vesting and a 1-year cliff
• Yearly performance-based bonus paid in two installments
• 30 days paid annual leave
• Flexible sick days
• Pension contributions
• Premium life and medical/dental insurance
• Monthly transport and homeoffice allowance (440 EUR)
• Global gender-neutral parental leave (16 weeks beyond local laws) and grandparent leave
• Paid volunteering day and additional company holidays
• Confidential counseling via Employee Assistance Program
• Access to LinkedIn Learning for skills development

Additional country-specific benefits for Spain are also available.

Employment Type : Full-Time

Experience : 4+ years

Vacancy : 1