Staff Software Engineer

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Staff Software Engineer, Business Logic & Financial Engineering

Key Responsibilities:

Build the core order‑state machine, advanced order types, and parent‑child orchestration for our next‑generation Order & Execution Management System (OEMS).
Encode well‑formedness, credit, and market‑access risk checks that are efficient, provably ordered, and audit‑ready.
Model venue‑specific market rules behind zero‑cost Rust abstractions.
Translate regulatory changes (CAT, RegNMS, MiFID) into executable specifications and automated tests.
Publish reusable Rust crates consumed by downstream services and business analysts.
Champion property‑based testing, formal state‑transition diagrams, and rigorous code reviews.

Requirements:

Deep knowledge of order lifecycles and capital‑markets workflows (buy‑side EMS, sell‑side OMS, or exchange matching)
Expertise in event‑driven architectures and distributed systems (Kafka, Aeron, NATS, or similar)
Expert at domain‑driven data modelling and design
Track record of converting regulatory or compliance requirements into reliable, testable code

Nice To Haves:

Experience with production Rust
Experience with high-performance messaging protocols; e.g. IPC, multicast, Aeron
Deep knowledge of protocols like FIX, ITCH, or OUCH
Experience with a variety of asset classes, including options, futures, crypto
Familiarity with international markets and global system design

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