Senior Security Engineer

Senior Security Engineer We are seeking an experienced Senior Application Security Engineer to join our dynamic Security Team. This is a key role where you will be a primary contributor to Funding Circle\’s security posture, with a strong focus on Application Security. You will leverage your deep expertise in secure software development lifecycle (SSDLC) practices and CI/CD security to act as a subject matter expert and mentor, collaborating closely with engineering and product teams to embed security seamlessly into our development processes. You will also apply your knowledge of AWS to secure the underlying cloud infrastructure. Join us to protect our platform and customer data in a fast‑paced FinTech environment. Who are we? We’re Funding Circle. We back small businesses to succeed. At Funding Circle, we believe the world needs small businesses. That\’s why we\’ve made it our mission to help them get the finance they need to grow. With more than a decade of expertise under our belt, we\’ve built a game‑changer of a platform with cutting‑edge data and technology that\’s reshaping the landscape of SME lending. Say goodbye to lengthy applications and hello to lightning‑fast decisions! In just minutes, SMEs across the UK can get a decision, giving them access to competitive funding in a flash. We know that good business is about good people. So we pride ourselves on providing meaningful, human support as well as fast, hassle free processes to deliver an unbeatable customer experience. The role Define, champion, and embed secure software development lifecycle (SSDLC) practices and secure coding standards across engineering teams through collaboration, training, and tooling. Perform threat modelling exercises for cloud‑native applications, microservices, and infrastructure components. Manage internal and external penetration testing engagements for Funding Circle applications, services, and cloud infrastructure. Collaborate closely with Cloud Platform Engineers, DevX and Product Engineering to ensure security requirements are integrated into system designs and technology choices from the outset. Act as a subject matter expert on DevSecOps, and application security, cloud security (AWS), providing guidance and mentorship to other engineers. Contribute to drive implementation of security automation across cloud infrastructure configuration, vulnerability management, and compliance monitoring. Design, implement, and support the adoption of robust security architectures, controls, and best practices within our AWS cloud environment. What we\’re looking for Application