Senior Middleware Infrastructure Engineer This is a senior-level opportunity that blends strategic infrastructure design with modern engineering practices. You'll be instrumental in the architecture, design, and engineering of critical middleware and infrastructure components, ensuring secure, scalable, and high-performance systems. Key highlights of the role include: Leading end-to-end architecture and infrastructure design for critical applications. Working extensively with F5 Load Balancer , SSL Certificates , and network micro-segmentation . Collaborating with cloud engineering teams, particularly with AWS Containers and Cloud Foundry . Contributing to Network-as-a-Service implementations and infrastructure modernization. Utilizing your expertise in Java-based application servers , middleware technologies, and Python scripting for automation . We are looking for a candidate with 5+ years of experience in middleware engineering and infrastructure design, who is comfortable with a 70% design and 30% hands-on involvement. Experience in complex enterprise environments, especially within financial services, is highly valued. Familiarity with Mastercard ecosystems would be a significant advantage.