We are seeking a Senior Java Engineer (FX Options Intraday Risk) to drive a business-critical initiative for a Tier 1 global investment bank in partnership with JUXT. In this role, you will build new real-time intraday risk computation and reporting capabilities for FX Options, consolidating risk management onto a modern, highly scalable architecture while decommissioning legacy applications. Embedded directly alongside the bank's core risk platform owners, you will work deep within a multi-threaded core Java codebase where both numerical correctness and microsecond-level performance under load are paramount. You will own changes across the full delivery lifecycle—from initial requirements gathering with trading desks to high-grade production releases. Essential functions

Real-Time Risk Engine Development:

Design, build, and optimize low-latency, real-time intraday risk computation and reporting modules for FX Options using core Java.

Concurrency & High-Load Optimization:

Write clean, safe multi-threaded Java code, handling concurrency primitives, shared state, race conditions, and deadlocks in a high-throughput server-side environment.

Full Delivery Lifecycle Ownership:

Own changes through the full delivery cycle—from initial requirements discovery and design to rigorous testing, review, and production deployment.

Legacy Modernization:

Actively contribute to replacing legacy risk applications as their capabilities are seamlessly migrated to the new platform architecture.

Trading Desk & Stakeholder Collaboration:

Engage directly with FX trading desks, partner system teams, and platform owners to refine technical specifications and deliver business-critical risk metrics.

Qualifications Core Java & Concurrency Mastery:

6+ years of hands-on server-side Java development with deep expertise in multi-threading (concurrency primitives, safe shared state, reasoning about race conditions, deadlocks, and memory models under load).

FX & Options Domain Expertise:

Strong understanding of Foreign Exchange (FX) or financial derivatives, specifically FX Options and their risk measures (Greeks, PnL, VaR).

High-Grade Production Delivery:

Proven track record of building, testing, and releasing resilient, low-latency server-side systems in demanding production environments.

Full-Lifecycle Ownership:

Experience operating comfortably across the entire delivery cycle, from requirements conversations with business stakeholders through design, unit/integration testing, and production release.

Communication & Collaboration:

Clear written and spoken English, with the ability to communicate technical concepts effectively with trading desks, architects, and partner system teams. Would be a plus Real-Time /

Low-Latency Systems:

Prior experience building real-time event-driven architectures, low-latency market data/risk engines, or high-throughput trading platforms.

Enterprise Banking Context:

Direct experience working in Tier 1 investment banks, capital markets institutions, or large regulated financial enterprises. We offer Opportunity to work on bleeding-edge projects Work with a highly motivated and dedicated team Competitive salary Flexible schedule Benefits package - medical insurance, sports Corporate social events Professional development opportunities Well-equipped office About us Grid Dynamics (

NASDAQ:

GDYN) is a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in , supported by profound expertise and ongoing investment in , , , and . Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.