Senior Manager, Live Supervision, Rules & Post Trade

About the role

LSEG's Market Supervision team regulates the markets operated by the London Stock Exchange (LSE) and monitors secondary market trading on LSE, TGHL and TGHE to ensure orderly, efficient and compliant trading and to spot possible market abuse. This Senior Manager role covers LSE 24, the 24x5 extended trading model, during non-UK working hours, reporting to the Head of Market Supervision. It is based in Malabe, Colombo, with a hybrid arrangement (3 days in office).

Key responsibilities

• Lead and manage real-time live monitoring and post-trade supervision of LSE 24 activity, covering trading behaviour, market quality, system events and participant activity.
• Act as a senior Market Supervision presence during non-UK hours, managing trading halts, trade cancellations, disorderly trading and other market events.
• Develop, test and improve procedures, playbooks and escalation paths for overnight and cross-time-zone supervision.
• Contribute to surveillance coverage, controls calibration, market event handling and operational readiness for LSE 24, including scenario testing, dress rehearsals, incident simulations, communication templates, regulatory evidence packs and lessons learned.
• Interact with member firms on rule application, trade queries, incident follow-up and information requests.
• Investigate unusual trading patterns and potential market abuse, preparing internal analysis and possible regulatory referral material.
• Help plan the expansion of LSE 24 beyond its initial ETP scope and future operating model.

Required profile

• Degree or equivalent experience.
• Experience in market supervision, trading venue operations, compliance, risk, front-office trading, surveillance or exchange operations.
• Strong understanding of secondary market trading, market structure, trading rules, order and trade lifecycle and venue control frameworks.
• Experience managing or escalating live market events such as trading halts, cancellations and technical incidents.
• Knowledge of UK and European regulations including MiFID, MiFIR and MAR.
• Proven ability to lead teams and make documented decisions in time-critical situations.

Required skills

• Desirable: experience supervising ETPs, RFQ models, quote-driven markets, bilateral settlement or extended-hours trading.
• Desirable: familiarity with surveillance tools, trading platforms, incident management tools and large trading datasets.
• Desirable: understanding of US and APAC market dynamics, retail-driven flow and overnight liquidity.