CareerPlan

Software Engineer, PB Core - London- Global Prime Brokerage & Financing Platform

London, England, GBFull-time2026-10-21 → 2026-11-10

Core

Designing, developing, and maintaining the core infrastructure and real-time event processing system (clearing sub-ledger) for a prime brokerage platform, including trade execution, position management, risk monitoring, and reporting.

Role type

Senior IC software engineer (financial services core systems)

Builds

Real-time event processing system, trade lifecycle management, position management, risk monitoring, and reporting modules

Domain

Financial services, prime brokerage, clearing, and financing

Deliverable

production ML models | product features

Required skills

Java, C++, Python, FIX protocol, distributed systems, high-throughput services, real-time transaction processing, system optimization, architectural decision-making

Preferred skills

Digital assets experience, fast-paced high-growth-stage company experience

Technologies

FIX protocol, market data feeds, OMS

Responsibilities

Build robust systems for managing the entire trade lifecycle from order routing to settlement and reconciliation; Identify performance bottlenecks and optimize system components for maximum throughput, low latency, and high reliability; Support the team in making sound architectural decisions.

Seniority

Senior, hands-on IC