Senior Backend Engineer - Trading & FX Platform, Remote

Hercle in Italy is hiring a Senior Back-End Developer for the Trading squad to build low-latency order management, RFQ and execution services across venues, and to evolve tokenised products.

You will work with C#/.NET, CQRS, AWS, Kubernetes, and AI-assisted coding, owning end-to-end trade lifecycle and ensuring performance and compliance. Hybrid work options and focus on global cross-border finance.

Design, build and operate low-latency services for order management, RFQ and execution across multiple liquidity venues and providers. Build and evolve tokenised products offering (e.g. DeFi vaults, tokenised MMFs), from subscription and redemption to on-chain settlement and position tracking. Scale Price API and market data pipelines for accurate, fast and resilient institutional quotes. Automate the trade lifecycle end to end, from order capture to fees, booking and settlement, across traditional and on-chain rails. Turn trading-desk workflows into robust, auditable software, with product and compliance Write clean, documented code, review peers' work, fix bottlenecks and bugs, and improve CI/CD. Bachelor's degree in Computer Science, Engineering or a related technical field. 5+ years building back-end systems in a strongly typed language (e.g. C#/.NET, Java, Kotlin, Go), ideally in trading, fintech or digital-asset environments. Strong grasp of OOP, design patterns, distributed systems, concurrency, multithreading and performance optimisation. Experience with SQL and NoSQL databases, CI/CD, Git and testing frameworks. Strong problem-solving, attention to detail and ownership in a fast-paced environment. Daily, hands-on use of AI coding agents on production work, with the judgement to review and own what they produce. Fluent written and spoken English. Hybrid/remote working