API Security Engineer
Fiserv
Quick summary
Market check
How this pay compares to similar roles
This role pays less than 67% of similar roles. Most pay $149,625–$214,000 — the shaded band above. At the midpoint, this role pays about $155k versus about $182k for comparable roles.
Based on 240 similar postings.
Employer
McDonald’s Corporation is the world's largest fast-food chain by revenue, operating over 40,000 locations in more than 100 countries.
McDonald’s Corporation currently has 43 open roles on FindRole.
Listed pay typically runs $138,207–$172,758 across 26 roles with salary data.
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At a glance
Sr External Web Application & API Security Engineer serves as a hands-on technical lead responsible for enterprise API security and web application protection. You will lead the engineering and operationalization of API discovery, posture management, and runtime protection across cloud, on-premises, and partner environments. Key responsibilities include designing and tuning WAF, rate-limiting, bot management, and DDoS controls while mitigating OWASP API Security Top 10 risks like authentication weaknesses and business logic abuse. You will automate security workflows using Terraform, scripting, and CI/CD pipelines to integrate with SIEM and SOAR tools. The role requires expertise in REST, GraphQL, SOAP, gRPC, OAuth 2.0, OpenID Connect, and JWT. This position addresses the critical challenge of securing high-availability digital services and complex integrations for customer-facing, mobile, and third-party platforms within a large-scale technical ecosystem.
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