kotlin developer for trading platforms

Описание: Grid Dynamics provides technology consulting, platform and product engineering, AI, and advanced analytics services. It helps enterprise companies undergoing business transformation address technical challenges and achieve positive business outcomes. Задачи: Re-engineer core trading and post-trade systems into event-driven, cloud-native services on the JVM using Java and Kotlin; Modernize legacy components while maintaining the stability of a live, financially significant platform; Build new data and market-expansion platforms, alongside plumbing for cross-margining and credit financing; Design event-driven systems for failure handling, ordering guarantees, replay semantics, and data integrity under market pressure; Practice TDD and shift-left testing, use local containerized dependencies, and own quality end-to-end; Deliver iteratively using trunk-based development, CI/CD, and frequent zero-downtime production releases; Engage directly with business stakeholders and upstream and downstream teams to build domain knowledge without relying on Business Analysts; Use AI-assisted and agentic development tools to accelerate legacy code analysis, test generation, prototyping, and refactoring. Требования: Expert-level Java expertise and production Kotlin experience, or a clear appetite to adopt Kotlin, for multithreaded, high-performance enterprise systems; Practical experience designing message-passing and event-sourcing architectures, including failure handling, ordering guarantees, and replay semantics; TDD as a core engineering practice, with the ability to design for testability and demonstrate end-to-end quality ownership; Proven hands-on experience in trading or post-trade environments, including trade lifecycle, booking, position management, cashflow calculation, settlement, wires, client reporting, and accounting principles; A proven track record with short feedback loops, trunk-based development, CI/CD, and regular zero-downtime production releases; Ability to analyze, refactor, and modernize large-scale legacy systems while maintaining operational stability; Strong technical communication skills, ability to contribute to design discussions and constructively challenge technical decisions, and ability to work with minimal supervision in complex production environments;

Nice to have

Deep understanding of Prime Brokerage, Synthetic (Swaps), or Cash Equity operational flows; familiarity with corporate actions, regulatory reporting obligations (e.g., 871(m), EMIR, MiFID), and integrating with risk/valuation systems in an equities context; strong SQL Server depth (T-SQL, schema design, performance tuning) in high-transaction environments; experience with Kafka and MongoDB at scale; experience deploying on Kubernetes/OpenShift with observability using OpenTelemetry, ELK, and Grafana; hands-on experience with agentic coding workflows for legacy code analysis, automated test generation, and refactoring. Условия: Competitive salary; Flexible schedule; Benefits package includes medical insurance and sports; Corporate social events; Professional development opportunities; Well-equipped office.

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