Senior macOS Software Engineer

About Us

At SentinelOne, we’re redefining cybersecurity by pushing the limits of what’s possible—leveraging AI-powered, data-driven innovation to stay ahead of tomorrow’s threats.

From building industry-leading products to cultivating an exceptional company culture, our core values guide everything we do. We’re looking for passionate individuals who thrive in collaborative environments and are eager to drive impact. If you’re excited about solving complex challenges in bold, innovative ways, we’d love to connect with you.

What are we looking for?

We are continuously expanding SentinelOne's capabilities, actively listening to customers and responding to their needs. We are looking for a macOS Software Engineer who will be directly involved in our core technology and ensure we are always staying ahead of cybercriminals.

What will you do?

At SentinelOne, you will be a part of a team of globally distributed system and kernel developers who work deeply within the 3 main OS’s of the world: Windows, Linux, macOS.

The macOS team is responsible for researching and identifying emerging issues and providing appropriate responses. The engineering team will work closely with Product, Support, Sales, R&D, and Quality Assurance to ensure any new issues are quickly addressed and incorporated into ongoing releases.

You will work directly on our macOS core technology, with additional responsibilities including responding to field events, root-causing them, and issuing patches when needed. You will participate in the implementation and design decisions for improving the agent architecture and developing new features.

What skills and knowledge should you bring?

• 5+ years of software development experience on macOS (experience level is flexible, senior engineers are encouraged to apply)

• Strong proficiency in coding in Objective-C

• Understanding of macOS user space and internals

• Experience in systematically root-causing complex OS systems

Advantages:

• Experience developing OS drivers & system extensions is a plus

• Candidates with a strong Objective-C background and interest in macOS development will be considered

• Experience managing escalations or issues requiring highly coordinated efforts to identify service restoration

• Experience with system performance analysis and mitigations

• Cybersecurity experience or exposure to macOS endpoint security platforms

• Experience with large-scale event processing systems

• Having worked with more than one OS

• Additional years of experience will be entertained, and senior-level candidates are encouraged to apply

• Swift experience is beneficial but not required

What we offer you?

• Permanent-fulltime collaboration (UoP)

• Flexible working hours, this is a 100% remote role based within Poland; we provide optional membership in major co-working spaces

• Currently for this role in Poland we are able to consider only candidates that are already eligible to work in the EU at the time of applying

• Optionally for those willing to relocate to the Czech Republic relocation assistance is available for any candidates that are already eligible to work in the EU at the time of applying

• Generous employee stock plan in the form of grant of RSUs (restricted stock units), not options; 4 years vesting with 1 year cliff and then quarterly, stock refresh yearly

• Yearly bonus depending on the performance of the company, paid out in 2 installments

• LuxMed, Life Insurance, Disability Insurance, PPK (4% employer contribution)

• Flexible time off (up to 30 paid days off per annum!)

• Volunteering paid day off & Additional paid Company holidays off (e.g. 4 days in 2022)

• Monthly Wellness Allowance

• Monthly Working from Home allowance

• Global gender-neutral Parental Leave (16 weeks, beyond the leave provided by the local laws) & Grandparent Leave

• Global Employee Assistance Program (confidential counseling related to both personal and work life matters)

• Udemy Business platform for Hard/Soft skills Training & Support for your further educational activities/trainings

• Above-standard referral bonus

& Aditional Country-specific Benefits & Allowances To Poland

SentinelOne is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.

SentinelOne participates in the E-Verify Program for all U.S. based roles.