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Execution Sales Trader

Front Office
London (UK)

Role Summary

We are looking for an Execution Sales Trader to cover European and US equity markets in a front-office, desk-based role with flexible coverage across trading hours. The role is focused on DMA execution support, including real-time monitoring of order flow, FIX connectivity, routing, and OMS/EMS and algorithmic execution workflows, while also handling a subset of client orders that require high-touch execution and judgement. Working closely with brokers, technology, risk, and compliance teams, the position ensures stable market access, strong controls, and high execution standards, with scope to develop into a broader execution and flow-trading role as the business grows.

Key Responsibilities

DMA & Real-Time Execution Support

  • Provide real-time, desk-based support, actively monitoring European and US electronic order flow throughout the trading session.
  • Ensure continuity and stability of DMA connectivity, routing configurations, and exchange access.
  • Configure and support FIX order, execution, and drop-copy sessions.
  • Diagnose and resolve issues such as rejects, connectivity interruptions, or latency anomalies incoordination with brokers and venues.

High-Touch Execution

  • Handle selected European and US equity orders requiring manual oversight or execution discretion.
  • Provide intraday liquidity insight, execution strategy considerations, and market colour.
  • Coordinate with brokers, venues, and dark/auction mechanisms to support best execution.

OMS/EMS & Platforms

  • Configure and maintain OMS/EMS workflows, routing tables, user profiles, and execution paths.
  • Work with platforms including Bloomberg EMSX/TOMS and Trafix.
  • Support UAT cycles, system upgrades, and production release testing.

Algorithmic Execution

  • Test and validate execution algorithms (VWAP, TWAP, POV, liquidity-seeking).
  • Monitor algorithm performance, venue selection, and routing logic during live trading.
  • Identify and escalate anomalies such as unexpected slippage or routing deviations.

Risk & Controls (in close cooperation with Risk team)

  • Configure and maintain pre-trade risk checks (max order size, price collars, credit limits, restricted lists).
  • Participate in market access testing, exchange certification, and periodic control reviews.
  • Ensure adherence to SEC, FINRA, exchange rules, and FCA compliance standards.

Monitoring & Reporting

  • Investigate and escalate execution anomalies or system irregularities.
  • Work with Technology, brokers, and vendors to resolve issues efficiently.
  • Produce execution metrics, incident reports, and performance analytics.

Client Onboarding Facilitation

  • Support the onboarding team in coordinating new client setups and ensuring a seamless end-to-end process.
  • Facilitate communication between front office, compliance, and operations to ensure timely completion of onboarding requirements.
  • Assist in collecting and submitting required client documentation and public record materials.

Risk & Compliance Adherence

  • Ensure trading activities comply with internal risk limits, regulatory guidelines, and compliance standards while promoting good customer outcomes.
  • Identify, analyse, and escalate potential operational or market risks, proposing solutions to mitigate exposure.
  • Collaborate with risk and compliance teams to ensure trades and positions meet applicable risk policies and frameworks.

Qualification & Experience

  • Experience in equity execution trading, execution sales, or DMA support, covering both European and US markets.
  • Strong understanding of DMA workflows, electronic order flow monitoring, and FIX connectivity.
  • Hands-on experience with OMS/EMS platforms such as Bloomberg EMSX/TOMS, Trafix, or comparable systems.
  • Familiarity with algorithmic execution strategies and how orders are routed across exchanges, dark pools, and auction mechanisms.
  • Working knowledge of pre-trade risk controls and relevant regulatory frameworks, including FCA, SEC, and exchange rules.
  • Ability to handle high-touch orders alongside electronic execution in a fast-paced trading environment.
  • Clear communication skills and flexibility to rotate between European and US trading hours.

How to Apply

To apply, please send your CV and a brief note outlining your relevant experience and interest in the role to jobs-trading@gbmsecurities.com