Job DescriptionThe Role: S&P; Dow Jones Indices a global leader in providing investable and benchmark indices to the financial markets, is looking for a Lead Application Developer to join our technology team. The Team: You will be part of global technology team comprising of Dev, QA and BA teams and will be responsible for analysis, design, development and testing. The Impact: You will be working on one of the core technology platforms responsible for index calculations as well as dissemination of index values What’s in it for you: You will have the chance to work on the enhancements to the existing index calculation system as well as implement new methodologies as required Responsibilities: Technical leadership & delivery ownership - Own end-to-end technical execution for modernization and migration initiatives (scope, design, implementation, quality, and delivery milestones). AWS cloud-native implementation - Design and guide build-out of cloud foundations required for modern apps (networking, environments, security, observability, CI/CD). - Ensure production readiness:



performance testing strategy, failure-mode testing, rollout/rollback procedures. Migration to existing AWS/Java (Spring/Hibernate) platforms - Lead functional migration from .NET codepaths to Java-based services while maintaining correctness and availability. - Define interoperability approach during transition (API contracts, adapters, strangler pattern, feature toggles, compatibility layers). - Partner with platform owners to ensure migrated components comply with existing Java platform conventions and deployment pipelines. Engineering excellence & SDLC - Set standards for clean code, code reviews, test automation, branching/release strategy, and environment promotion. - Drive test strategy across stacks: unit, contract, integration, regression, and end-to-end tests; improve automation coverage. - Improve build/release reliability; reduce cycle time; implement guardrails (quality gates, vulne

📌 Lead Application Developer (Mumbai)
🏢 S&P Global
📍 Mumbai