Software Engineer- Java |8 to 14yrs| Bangalore

Meet the Team The Cisco Optical Network Controller (CONC) team leads the industry in optical SDN controller solutions, powering mission-critical tier-1 service provider networks globally. We develop cloud-native, distributed microservices capable of high-throughput network control and state synchronization. Operating without a separate test organization, our Senior Engineers drive both architectural excellence in Java microservices and automated validation frameworks in Python.

Your Impact

• Technical Design & Architecture: Lead the design and implementation of complex, resilient Java microservices for topology discovery, service provisioning, circuit path computation, and lifecycle management.
• Dev-Test Architecture & Strategy: Architect scalable, reusable Python test automation frameworks; mentor engineers on writing robust end-to-end tests for distributed edge cases (e.g., node failover, high availability, scale).
• Performance & Scale Optimization: Profile, troubleshoot, and optimize microservice performance, concurrency, and memory footprint in containerized Kubernetes clusters.
• Code Quality & Mentorship: Drive rigorous code reviews, test-driven development (TDD), automated regression guardrails, and technical onboarding for junior engineers.