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Software Engineer III

Bromley, South East London💼 Full-time🗓 2026-05-17 → 2026-08-06

Core

Developing low-latency electronic trading solutions and next-generation platforms for Global Markets and Investment Banking.

Role type

Senior IC software engineer (electronic trading systems)

Builds

Low latency trading infrastructure, FIX connectivity, smart order routing, and algorithmic trading platforms.

Domain

Financial services / Electronic trading

Deliverable

production ML models | product features

Required skills

Java (APIs, collections, concurrency, NIO), multithreaded systems, Java garbage collector, low latency I/O, design patterns (Observer, Factory, Singleton), TDD, UML, OO design, Git, Maven/Gradle, Eclipse/IntelliJ.

Preferred skills

Algorithmic trading strategies (VWAP, TWAP), front office system architecture, equities/derivatives market knowledge, FIX protocol.

Responsibilities

Deliver functional changes to ETT strategy engines, implement core framework-level changes, interact with quantitative traders to capture requirements, participate in the full development lifecycle including testing and 2nd level support.

Seniority

Senior, hands-on IC

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