Principal Engineer, Product Security (m/f/x)

• Formulate, evangelise, and drive adoption of the product security strategy
• Assess, advise on, and increase the security maturity posture
• Create a standardised security architecture and operational best practices
• Help track and drive remediation of security and technology risks
• Educate product teams on risk assessments, threat modelling, and building secure api-first applications
• Review requirements and designs to help product teams address shortcomings
• Embed security tooling into the development process
• Contribute to the review of external penetration tests and help teams prioritise fixes
• Collaborate with product teams to improve overall security and resolve specific issues
• Facilitate or lead customer conversations regarding product security
• Triage and investigate new attack vectors to determine risk mitigation
• Drive security and quality initiatives across the organization and support certification audits
• Collaborate with Product Management, Principal Engineers, and legal/compliance teams
• Identify skills gaps and facilitate knowledge sharing across the organization

This role is hybrid, with three days a week spent in our Berlin, London or Valencia office .

What Sets You Apart

You're a creative problem-solver who is wired to find solutions. You confidently dive into complex challenges and have a talent for making them simple for others. Your curiosity drives you to constantly grow and contribute to an environment of trust and teamwork. Great ideas come from many paths, and your unique perspective matters more than checking every box. What matters most is the mindset you bring to the work.

You bring:

• A strong technical background and 5+ years of proven track record in hands-on Product Security
• 2+ years of experience improving Product Security in a leadership role
• Experience with customer-facing security roles and influencing roadmaps in matrix organizations
• Experience in a scale-up environment with ambitious and competing priorities
• Expertise in formulating, elaborating, and clarifying requirements or priorities
• Experience with Secure Architecture design reviews and Threat Modeling
• Experience infusing security into various levels of the SDLC
• Experience with Static Analysis and Secure Code Review implementations
• Sound knowledge of Linux systems, Kubernetes, Terraform, Vault, API, and web application security
• Practical experience in DevSecOps and proficiency in at least one scripting language like JavaScript or Go
• Project management experience for projects affecting multiple teams
• Experience working within an Agile environment with a strong customer focus
• Experience setting up and running trainings or onboardings
• Clear written and verbal communication in fluent English

AI Aptitude: A genuine curiosity for using AI tools to work smarter and more effectively, paired with a drive to learn and put them into practice in your role.

Nice to Have: * Security Certifications such as CISSP, CCSP, Certified Kubernetes Security Specialist, or GCP/AWS/Azure security certifications

• An eagerness to constantly improve and learn about leadership and new technologies

Our Benefits

Because work and life are connected, our benefits are too. We’ve designed them to give you the security, flexibility, and opportunities you need to focus on what matters most.

🩺 Comprehensive health benefits for you and your dependents, including access to OpenUp for personalized mental health support

📚 Learning and development opportunities including an annual learning budget, access to self-paced learning platforms and language training, personalized coaching, mentorship, and leadership programs

🍼 Family Leave Plus gives you additional fully paid weeks of parental leave on top of government-provided leave, so you can spend more time with your new addition

📈 Our equity participation program allows you to share in our success

For more information on our benefits, visit this page.

Come as you are. Build with us.

Your unique perspective is essential to our success. We are committed to building a team that reflects the world around us because we know it’s the only way to build the future. We celebrate our differences and have created a hiring process that’s fair, inclusive, and designed to let your talent shine.

We proudly welcome applicants of every race, color, religion, gender identity, sexual orientation, age, and any other part of your identity that makes you who you are. As an equal opportunity employer, we believe that our strength lies in our diversity, and we invite you to be a part of our global community.

For more information on our diversity, equity, inclusion, and belonging practices, visit this page .

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Source: Statistisches Bundesamt (Destatis), table; dl-de/by-2-0; StarIn's calculation

Posted Nov 01, 2026