Principal Engineer, Product Security London, England, United Kingdom (Hybrid)

About Commercetools

Real innovation starts with a strong foundation, and at commercetools, that comes from the perfect balance of our product and our people. Behind every leap forward is a collective of builders, explorers, doers, makers, and problem-solvers. Together they are the engine of commerce innovation today. At commercetools, we power the next era of commerce for our customers. Whether it’s AI-driven solutions that help enterprises make smarter business decisions, bridging digital and physical shopping experiences, or enabling entirely new ways for industries to connect with their customers, we help the world’s most ambitious companies experiment, scale, and grow without limits.

Your Impact

As our Principal Engineer Product Security, you’ll support the Engineering team by solving challenging technical problems for an ambitious product and enabling teams to "shift left" to build secure services on multi-cloud infrastructure. You will:

• 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
• 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

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

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. We are all different and that is what makes us stronger! We hire great people from a wide variety of backgrounds, not just because it’s the right thing to do, but because it makes our company better. At commercetools, we are proud to be an equal opportunity workplace. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements.