Location
London

Hours
Shift work to support overnight trading session, predominantly Asian hours 12:00-08:00

Salary
Negotiable

About the Role
Market Supervision is part of the Market Regulation department responsible for regulating all markets operated by LSE plc (the Recognised Investment Exchange). It monitors secondary market trading on London Stock Exchange (LSE), Turquoise Global Holdings Limited (TGHL) and Turquoise Global Holdings Europe B.V (TGHE) to ensure trading is orderly, efficient and compliant with Exchange rules. The Senior Manager will co-lead and manage Market Supervision coverage for LSE’s 24x5 extended trading model, ensuring trading remains compliant during non-UK working hours.

Key responsibilities include supervision of live market activity, managing trading halts, cancellations and disorderly trading events, interacting with member firms and internal stakeholders, investigating unusual trading patterns, and developing procedures, playbooks and controls for LSE 24. The role requires clear judgement, leadership capability and the ability to make well-documented decisions in time-critical situations.

Additional duties involve driving continuous improvement of overnight supervision processes, supporting readiness activities such as scenario testing and incident simulations, and contributing to future expansion planning for LSE 24 beyond the initial ETP scope. The role reports to the Head of Market Supervision and acts as a senior Market Supervision presence during non-UK hours.

Experience
- Degree or equivalent experience
- Experience in market supervision, trading venue operations, compliance, risk, front-office trading, surveillance, exchange operations or similar regulated financial markets environment
- 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, disorderly trading conditions, trade cancellations, technical incidents or participant issues
- Strong working knowledge of UK and European trading venue regulations including MiFID, MiFIR and MAR
- Proven leadership skills with ability to manage workflow and make effective decisions in time-critical situations
- Strong stakeholder management skills with ability to interact confidently with member firms, technology, operations, compliance, legal, risk and senior management
- Clear written and verbal communication skills, capable of producing concise incident summaries, escalation notes, decision records and regulatory-ready explanations

About you
- Demonstrates strong judgement and leadership in high-pressure environments
- Comfortable working overnight shifts and managing cross-time-zone supervision
- Collaborative and proactive in driving process improvements and operational readiness
- Confident in engaging with diverse internal and external stakeholders
- Detail-oriented with a focus on compliance and market integrity

Qualifications
- Desirable experience supervising ETPs, RFQ models, quote-driven markets, bilateral settlement or extended-hours trading
- Familiarity with surveillance tools, trading platforms, incident management tools and large trading datasets
- Understanding of US and APAC market dynamics including retail-driven flow, overnight liquidity conditions and out-of-hours market event risk