This posting is no longer listed by Trendyol.
hirly last saw it live on 1 September 2026. Similar roles are on the live board.
Trendyol
AppSec - Vulnerability Management Engineer
Istanbul / Maslak
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hirly's read of this role
- Seniority
- Mid level
- Work mode
- On-site / unstated
- First seen by hirly
- 1 Sept 2026
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the posting
ABOUT THE TEAM
We’re shaping the future of financial technology at Trendyol.
As Trendyol’s technology teams, we’re not only building for today we’re designing the financial experiences of tomorrow. From payment infrastructure and digital wallets to smart credit systems and personalized financial services, we create solutions that empower millions of users across our ecosystem.
With Trendyol Pay, we enable fast, secure, and seamless payment journeys. Through Trendyol Finance, we develop inclusive and accessible products that simplify financial decisions.
We are united by a shared purpose:To create a positive impact in our ecosystem by enabling commerce through technology
About the Role
As an Application Security Engineer, you’ll work closely with Trendyol’s engineering teams to enhance application security across our platforms. You’ll perform web and mobile security testing, validate fixes through code reviews, and provide expert guidance on secure coding practices. In this role, you’ll support our bug bounty program, develop custom security tools, and help drive root-cause analysis and remediation. We’re looking for a collaborative, open-minded teammate who is eager to improve, communicate clearly, and promote security best practices throughout the organization.
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