Senior Staff Engineer- Java & Kotlin

We are seeking a Senior Java/Kotlin Engineer. The role involves upgrading legacy trading systems to event-driven, cloud-native architecture while ensuring high performance, data integrity, and stability in a live production environment.Work Model: Hybrid (3 days/week on-site)Tech Stack: Java & Kotlin (must-have)Tech Stack: Java & Kotlin (must-have)Key Responsibilities:Develop and modernize enterprise trading and post-trade systems using Java and Kotlin.Design event-driven applications using messaging and event-sourcing patterns.Implement Test-Driven Development (TDD), automated testing, and CI/CD practices.Modernize legacy systems while maintaining production stability and enabling zero-downtime releases.Collaborate with business stakeholders and engineering teams to deliver scalable solutions.Leverage AI-assisted development tools for code analysis, testing, and refactoring.Required Qualifications:Strong Java expertise, with Kotlin experience or willingness to learn.Hands-on experience with event-driven architecture, messaging, and distributed systems.Strong TDD practices and experience with CI/CD and iterative delivery.Proven ability to modernize complex legacy systems and work independently in production environments.Bachelor's degree in Computer Science or a related field.Preferred Skills:Experience in Prime Brokerage, Equity Swaps, or Cash Equities.Strong SQL Server, T-SQL, Kafka, and MongoDB skills.Familiarity with Kubernetes/OpenShift, cloud-native technologies, and monitoring tools such as OpenTelemetry, ELK, and Grafana.Knowledge of corporate actions, regulatory reporting, and risk/valuation systems.Experience using AI-assisted and agentic development tools.