Staff Application Security Engineer
2 semanas atrás
Staff Application Security Engineer – Ledn is a global digital asset company dedicated to building inclusive financial services. We are seeking an experienced engineer to strengthen the security of our Bitcoin‑backed loan platform and to drive the tactical and strategic direction of application and identity security. Responsibilities Lead secure design and code reviews across engineering teams, defining and enforcing secure coding practices for JavaScript/TypeScript services. Automate vulnerability detection (SAST, SCA, DAST) within CI/CD and conduct threat modeling and risk assessments for new features. Own the roadmap for authentication and identity, enhancing existing Cognito‑based architecture with phishing‑resistant MFA solutions (WebAuthn, passkeys, hardware tokens) and collaborating with Product on usability, compliance and security. Design and operate AWS Nitro Enclaves to isolate and protect critical data and cryptographic operations; migrate high‑value operations into enclave environments. Harden AWS services (Lambda, API Gateway, SQS, SNS) with least‑privilege IAM and secure key management, and improve Kubernetes security posture (RBAC, pod security, image scanning, runtime monitoring). Deploy and operate a SIEM framework; develop detection rules, dashboards and incident playbooks and support compliance initiatives (SOC 2, ISO *****). Qualifications 10+ years of proven experience in application security focused on web and cloud‑native applications. Strong knowledge of JavaScript/TypeScript/Golang/Python and modern web vulnerabilities (OWASP Top 10, auth bypasses, business logic flaws). Expertise with AWS security best practices, particularly in serverless architectures and hands‑on experience with Nitro Enclaves for confidential computing. Deep understanding of authentication and authorization standards (OAuth2, OIDC, WebAuthn, FIDO2) and practical experience with Cognito/Auth0. Background in SIEM design and log correlation across cloud and application layers; familiarity with Kubernetes security (RBAC, pod security, admission controls, image scanning). Strong communication and collaboration skills, able to influence engineering and product teams. Nice to Haves Familiarity with Bitcoin custody and key management practices. Knowledge of infrastructure as code security (Terraform, AWS CDK). Prior work on user‑facing security features such as passwordless authentication, recovery flows or device trust. Remote work is fully supported; candidates may work from anywhere in the world for up to 180 days (subject to restrictions). Ledn is an equal‑opportunity employer and we welcome applicants from all backgrounds. #J-18808-Ljbffr
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Staff Application Security Engineer
2 semanas atrás
Canoas, Brasil Ledn Tempo inteiroOverviewJoin to apply for the Staff Application Security Engineer role at LEDN . Ledn is a global financial services company built for digital assets, helping to improve the everyday lives of Bitcoin holders while building generational wealth for the future. We offer a suite of egalitarian lending, savings and trading products to digital asset holders in...
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Staff Application Security Engineer
3 semanas atrás
Canoas, Brasil LEDN Tempo inteiroOverview Join to apply for the Staff Application Security Engineer role at LEDN . Ledn is a global financial services company built for digital assets, helping to improve the everyday lives of Bitcoin holders while building generational wealth for the future. We offer a suite of egalitarian lending, savings and trading products to digital asset holders in...
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Staff Application Security Engineer
2 semanas atrás
Canoas, Brasil Ledn Tempo inteiroOverviewJoin to apply for the Staff Application Security Engineer role at LEDNLedn is a global financial services company built for digital assets, helping to improve the everyday lives of Bitcoin holders while building generational wealth for the future.We offer lending, savings and trading products to digital asset holders in over 150 countries.Our team is...
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Staff Application Security Engineer
4 semanas atrás
Canoas, Brasil LEDN Tempo inteiroOverview Staff Application Security Engineer, Ledn is a global financial services company built for digital assets, helping to improve the everyday lives of Bitcoin holders while building generational wealth for the future. Ledn offers a suite of egalitarian lending, savings and trading products to digital asset holders in over 150 countries. The core values...
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Staff Application Security Engineer
4 semanas atrás
Canoas, Brasil LEDN Tempo inteiroOverview Ledn is a global financial services company built for digital assets, helping to improve the everyday lives of Bitcoin holders while building generational wealth for the future. We offer a suite of egalitarian lending, savings and trading products to digital asset holders in over 150 countries around the world. Security is fundamental to protecting...
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Application Security Engineering
3 semanas atrás
Canoas, Brasil LEDN Tempo inteiroJoin to apply for the Application Security Engineering role at LEDN Staff Application Security Engineers, Ledn is a global financial services company built for digital assets, helping to improve the everyday lives of Bitcoin holders while building generational wealth for the future. Our product suite includes egalitarian lending, savings and trading products...
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Security Engineer
2 semanas atrás
Canoas, Brasil LEDN Tempo inteiroJoin to apply for the Security Engineer role at LEDN . About Ledn LEDN is a global financial services company that delivers digital asset lending, savings, and trading products across more than 150 countries. We believe that digital assets can democratize access to the global economy and are building products and services that enable that vision. Our core...
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Security Engineer
2 semanas atrás
Canoas, Brasil Ledn Tempo inteiroOverviewSecurity Engineers, Ledn is seeking a full-time Security Engineer with deep expertise in Application Security, Identity & Access Management, and Confidential Computing to strengthen the security of our Bitcoin-backed loan platform.Security is fundamental to protecting our customers and business, and this role will drive both the tactical improvements...
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Security Engineer
2 semanas atrás
Canoas, Brasil LEDN Tempo inteiroJoin to apply for the Security Engineer role at LEDN . Security Engineers, Ledn is interested in hearing from you! Ledn is a global financial services company built for digital assets, helping to improve the everyday lives of Bitcoin holders while building generational wealth for the future. We offer a suite of egalitarian lending, savings and trading...
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Security Engineer
4 semanas atrás
Canoas, Brasil LEDN Tempo inteiroOverview Join to apply for the Security Engineer role at LEDN Ledn is a global financial services company built for digital assets, helping to improve the everyday lives of Bitcoin holders while building generational wealth for the future. We offer a suite of egalitarian lending, savings and trading products to digital asset holders in over 150 countries...
