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CloudLinux
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Security Developer/Researcher PHP (worldwide remote, work anywhere)
Poland
· Full-time
·
Mid-Senior
CloudLinux is a global remote-first company. We are driven by our principles: do the right thing, employees first, we are remote first, and we deliver high volume, low-cost Linux infrastructure and security products that help companies to increase the efficiency of their operations. Every person on our team supports each other and does what we can to ensure we all are successful.
Check out our website for more information https://cloudlinux.com/
We are looking for a talented Security Developer/Researcher to join our ELS team!
Endless Lifecycle Support (ELS) enables organizations to continue securely using Linux distributions and software languages that have reached the end of life or no longer receive standard security support - delivering vulnerability patches for unsupported versions of CentOS, CentOS Stream, Ubuntu, Debian, Oracle Linux, PHP, Python, and Spring software development framework.
For more information, visit our website: https://tuxcare.com/endless-lifecycle-support/
As our Security Developer/Researcher, you'll be joining a dedicated research team responsible for delivering security patches—an essential part of our service. You'll play a critical role in analyzing vulnerabilities and threats, backporting patches, and expanding coverage for supported applications and plugins.
You will be responsible for:
Requirements
To be successful, you should have:
What's in it for you?
Check out our website for more information https://cloudlinux.com/
We are looking for a talented Security Developer/Researcher to join our ELS team!
Endless Lifecycle Support (ELS) enables organizations to continue securely using Linux distributions and software languages that have reached the end of life or no longer receive standard security support - delivering vulnerability patches for unsupported versions of CentOS, CentOS Stream, Ubuntu, Debian, Oracle Linux, PHP, Python, and Spring software development framework.
For more information, visit our website: https://tuxcare.com/endless-lifecycle-support/
As our Security Developer/Researcher, you'll be joining a dedicated research team responsible for delivering security patches—an essential part of our service. You'll play a critical role in analyzing vulnerabilities and threats, backporting patches, and expanding coverage for supported applications and plugins.
You will be responsible for:
- Analyzing new security vulnerabilities in open-source PHP applications and frameworks
- Backporting upstream patches to fix vulnerabilities in earlier versions
- Researching new trends in exploitation techniques and malware approaches and developing mitigation strategies
- Increasing the coverage of supported PHP applications and plugins
Requirements
To be successful, you should have:
- Good knowledge of PHP
- 4+ years of relevant experience as a Software Developer, Security Researcher, or a similar role
- Proven experience in code testing (e.g. unit, integration testing)
- Familiarity with Docker and Docker Compose
- Upper-intermediate or higher level of English
- Understanding and knowledge of the security vulnerabilities life cycle is a plus
- Hands-on experience in researching vulnerabilities within PHP applications
What's in it for you?
- A focus on professional development
- Interesting and challenging projects
- Fully remote work with flexible working hours, that allows you to schedule your day and work from any location worldwide
- Paid 24 days of vacation per year, 10 days of national holidays, and unlimited sick leaves
- Compensation for private medical insurance
- Co-working and gym/sports reimbursement
- Budget for education
- The opportunity to receive a reward for the most innovative idea that the company can patent
Key Skills
Ranked by relevance
php
linux
docker
python
oracle
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- Posted
- Jun 10, 2025
- Type
- Full-time
- Level
- Mid-Senior
- Location
- Warsaw
- Company
- CloudLinux
Industries
Non-profit Organizations
Primary
Secondary Education
Categories
Engineering
Information Technology
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