Real-Time Market Surveillance Analyst

LSEG; New York (NY); On-site; USD 76,000 - 126,000; Full time

Benefits offered by this job

Annual Wellness Allowance

Paid time-off

Medical

Dental

Vision

Flex Spending & Health Savings Options

Prescription Drug plan

401(K) Savings Plan and Company match

Job summary

London Stock Exchange Group (LSEG) is seeking a Senior Associate within Market Supervision to monitor LSE 24 activity in real time and post-trade, identify unusual trading behaviour, and escalate potential market abuse. This role supports investigations and partner collaboration across Compliance, Technology and Regulatory teams.

The candidate will analyse trading data, prepare investigation summaries, and apply knowledge of market rules and structures.

Qualifications

• Experience in financial markets, market operations, market supervision, surveillance, compliance, exchange operations or similar.
• Ability to analyse data and identify exceptions, trends or unusual activity.
• Strong analytical and problem-solving skills with excellent attention to detail.
• Ability to follow established procedures and make sound decisions in a time-sensitive environment.
• Effective verbal and written communication skills.
• Ability to build effective working relationships with internal stakeholders and market participants.

Responsibilities

• Perform real-time and post-trade monitoring of LSE 24 activity, identifying unusual trading behaviour, market events and participant activity requiring further review.
• Investigate and escape unusual trading patterns, potential market abuse indicators, disorderly trading conditions and potential breaches of Exchange Rules.
• Support the monitoring and management of trading halts, volatility events, trade cancellations and other operational or market structure incidents during non-UK working hours.
• Analyse trading data, surveillance outputs and market information to support supervisory assessments and investigations.
• Prepare clear and accurate investigation summaries, reports, escalations and management information.
• Respond to member firm enquiries and assist with supervisory follow-up activity under established procedures.
• Apply knowledge of LSEG rule books, market structure, trading systems and venue controls when reviewing trading activity.
• Support the maintenance and continuous improvement of surveillance controls, monitoring procedures and operational playbooks.
• Work collaboratively with Operations, Compliance, Technology and Regulatory teams to support effective market oversight across multiple time zones.
• Contribute to testing, readiness activities and process improvements supporting the continued development of the LSE 24 operating model.

Skills

Experience in financial markets

Market supervision/surveillance

Data analysis/ anomaly detection

Procedural follow-through under time

Verbal and written communication

Stakeholder relationship building

Excel/analytic tools

Tools

SQL

Python

Excel

Job description

London Stock Exchange Group (LSEG) is seeking a Senior Associate within Market Supervision to monitor LSE 24 activity in real time and post-trade, identify unusual trading behaviour, and escalate potential market abuse. This role supports investigations and partner collaboration across Compliance, Technology and Regulatory teams.

The candidate will analyse trading data, prepare investigation summaries, and apply knowledge of market rules and structures.