Analyst, Live Supervision

About the role

Market Supervision, part of the Market Regulation department, monitors secondary market trading across the London Stock Exchange (LSE), Turquoise Global Holdings Limited (TGHL) and TGHE. This role supports real-time and post-trade supervision of LSE 24 trading activity and helps keep the market orderly by investigating and escalating unusual activity, market events and potential market abuse. It is based in LSEG Malabe, Colombo, and follows a hybrid arrangement (3 days in office).

Key responsibilities

• Monitor LSE 24 activity in real time and after trades, flagging unusual behaviour, market events and participant activity.
• Investigate and escalate unusual patterns, potential market abuse, disorderly trading and possible breaches of Exchange Rules.
• Support monitoring of trading halts, volatility events, trade cancellations and other incidents during non-UK hours.
• Analyse trading data, surveillance outputs and market information, and prepare investigation summaries, reports and escalations.
• Respond to member firm enquiries and support supervisory follow-up.
• Apply knowledge of LSEG rule books, market structure and trading systems, and help maintain surveillance controls and operational playbooks.
• Work with Operations, Compliance, Technology and Regulatory teams across time zones, and contribute to testing and process improvements.

Required profile

• Experience in financial markets, market operations, market supervision, surveillance, compliance or exchange operations.
• Ability to analyse data and spot exceptions, trends or unusual activity.
• Strong analytical and problem-solving skills, attention to detail and sound judgment in time-sensitive situations.
• Effective verbal and written communication and good working relationships with stakeholders.
• Flexibility to work one of two shifts (4:00-13:00 or 5:00-14:00 SLT), with a possible one-hour adjustment for UK daylight saving changes.

Required skills

• Proficiency in Microsoft Excel and other standard analytical tools.
• Desirable: knowledge of MiFID II, MiFIR, MAR and Exchange Rules; experience with surveillance systems, SQL, Python or other data tools.