Company: LSEG

Apply for the Technical Product Manager – Capital Markets

Location: London

Job Description:

ROLE SUMMARY

The Electronic Trading Technical Product Manager is responsible for the technical product strategy, delivery, and evolution of the Millennium Exchange trading platform, ensuring it meets the highest standards for performance, resilience, fairness, and regulatory compliance.

This role sits at the intersection of market operations, trading technology, product design, and engineering, owning the translation of market structure and participant needs into production‑grade exchange services used by global trading firms, brokers, and market makers.

WHAT YOU’LL BE DOING

Exchange Product & Platform Strategy
- Own and evolve the technical product roadmap for Millennium Exchange components, including:
  - Central order book
  - Matching engine
  - Market data dissemination
  - Gateways and participant connectivity
- Drive platform enhancements aligned to:
  - Market quality
  - Throughput and latency improvement
  - Capacity and scalability growth
- Balance participant demands with market integrity and operational stability
Market Structure & Stakeholder Engagement
- Work closely with:
  - Market Operations
  - Regulatory Affairs
  - Engineering & Platform Architecture
  - Internal Product & Client Engagement teams
- Translate market model changes (tick sizes, auction mechanics, order types) into technical delivery plans
- Act as a technical point of contact for member firms on platform capabilities and behaviour
Technical Delivery & Execution
- Own detailed technical product requirements, including:
  - Functional behaviour and market mechanics
  - Sequencing and deterministic processing rules
  - Performance and capacity targets
  - Failure and recovery scenarios
- Partner with engineering teams to deliver changes through:
  - Design reviews
  - Incremental releases
  - Full market rehearsals and testing cycles
- Ensure change delivery meets strict governance and release controls
Low‑Latency & Non‑Functional Ownership
- Define and enforce standards for:
  - Deterministic latency
  - Throughput and peak message handling
  - High availability and failover
  - Business continuity and disaster recovery
- Own platform observability, including:
  - Latency distribution monitoring
  - Order lifecycle tracing
  - Capacity and stress metrics
- Support incident triage and post‑incident root cause analysis
Market Data & Transparency
- Own technical aspects of:
  - Level 1 / Level 2 market data feeds
  - Replay, recovery, and consistency mechanisms
- Ensure data accuracy, timeliness, and fairness across all participants
- Work with downstream consumers on schema evolution and feed performance
Regulatory, Risk & Controls
- Ensure platform changes comply with regulations and partner with Risk and Compliance as needed

WHAT YOU’LL BRING

Essential
- Strong experience as a Technical Product Manager, Product Owner, or Senior Engineer in:
  - Exchanges
  - Market infrastructure
  - Ultra‑low‑latency trading platforms
- Deep understanding of:
  - Central limit order books
  - Matching engine behaviour
  - Price/time priority models
- Proven ability to own complex, highly regulated technical systems
- Experience working closely with platform engineers and architects
- Ability to make informed trade‑offs between:
  - Performance
  - Market fairness
  - Operational risk
Desirable
- Direct experience with Millennium Exchange or similar exchange platforms
- Strong understanding of:
  - FIX and native exchange protocols
  - Multicast market data distribution
  - Deterministic system design
- Asset‑class experience:
  - Equities, ETFs, Fixed Income, or Derivatives
- Experience supporting large‑scale market migrations or upgrades

Career Stage

Manager

LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives.

Equal Opportunity Statement

We are proud to be an equal opportunities employer. This means that we do not discriminate on the basis of anyone’s race, religion, colour, national origin, gender, sexual orientation, gender identity, gender expression, age, marital status, veteran status, pregnancy or disability, or any other basis protected under applicable law. Conforming with applicable law, we can reasonably accommodate applicants’ and employees’ religious practices and beliefs, as well as mental health or physical disability needs.

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Posted: June 1st, 2026