J

JustMarkets

Trading Risk & Anti-Fraud Lead

Risk ManagementConfirmed live in the last 24 hours
Full-timeNo salary listed

About the Job

Requirements

  • At least 3 years of experience at FX/CFD brokers, cryptocurrency exchanges (CEX/DEX), HFT firms, market-making firms, prime brokerages, or proprietary trading firms in roles such as Risk Product Manager, Senior Trading Risk Analyst, Quantitative Risk Lead, or Surveillance Strategy Lead.
  • In-depth understanding of brokerage models (A-Book, B-Book, C-Book, STP, and internalization) and their direct impact on company P&L.
  • Strong knowledge of pricing principles, order books (L2/L3), adverse selection, markouts (1s, 5s, 1m), spreads, slippage, execution latency, and fill quality.
  • Hands-on experience detecting and mitigating latency arbitrage, scalping, exploitation of news-driven price spikes, toxic flow, wash trading, spoofing, layering, and DEX/MEV attacks.
  • Understanding of statistics, probability distributions, time series, mathematical expectation (expectancy), drawdown, volatility, and Sharpe/Sortino ratios.
  • Practical experience with routers, bridges, and monitoring systems, CEX matching engines, and risk management systems (RMS).
  • Intermediate (B1) or higher proficiency in a spoken language; the language is not specified.
  • Ability to combine in-depth mathematical analysis of market data with a product-oriented approach and translate ideas into technical specifications with clear acceptance criteria.

Responsibilities

  • Develop and optimize business logic for A-Book/B-Book routing, Net Exposure limits, and flow internalization algorithms to maximize B-Book yield.
  • Design, backtest, and implement new rules in the Detection Engine to identify toxic trading, arbitrage, and fraudulent activity.
  • Design the complete lifecycle of risk signals: detection, observation, validation, confirmation, action, and monitoring.
  • Investigate the relationships between client behavior, execution quality (slippage, latency, fill rate), liquidity costs, and the broker’s overall P&L.
  • Systematically monitor deployed-rule performance, analyze false positives and false negatives, mitigate model drift, and adjust thresholds.
  • Lead a team of analysts, prioritize the research backlog, and mentor team members.

Desired Qualifications

  • Hands-on trading experience or experience developing algorithmic trading strategies, including HFT and market-making strategies.
  • Experience building a trading fraud or toxic flow detection system from scratch, from initial hypothesis through production deployment.
  • Knowledge of mathematical modeling methods, Monte Carlo simulations, Value at Risk (VaR), stress testing, and market panic scenarios.
  • Practical experience with MetaTrader 4/5 Server/Manager APIs or CEX APIs/WebSockets.
  • Understanding of the specific characteristics of the cryptocurrency trading industry.
  • Proficiency in SQL and Python (Pandas, NumPy, Stats, SciPy) to independently process large volumes of tick-level data and test hypotheses.

About the Company

Company size
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Company stage
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Total funding
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