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Senior Lead Machine Learning Engineer

GBR-Nottingham-1 Chapel Qtr

Live, first seen by us 43 days ago
Pay
Pay not listed
Work setting
Not stated
Employment
Full-time — employment source
Employment type in the employer’s posting: Full time
From the employer’s posting

What you’ll work on

Full posting
  • Define end-to-end ML architecture from data pipelines through to monitoring

  • Set engineering standards, MLOps practices and governance frameworks

  • Build and run CI/CD, retraining and drift detection for ML models

  • Lead validation and performance testing for latency-sensitive inference

  • Coach engineers, review designs and drive technical direction

From the employer’s posting
Defining end-to-end ML architectures spanning data pipelines, feature engineering, model training, deployment, inference, monitoring, and telemetry.
Establishing engineering standards and operational excellence.
CI/CD, infrastructure as code, model lifecycle management, and automated retraining.
Architect performance testing for latency‑sensitive inference paths and model hot paths.
Coaching engineers, reviewing designs, and driving technical direction.

What you’ll bring

All qualifications

Core experience

  • Proven experience delivering ML solutions from data ingestion and feature engineering through to production deployment, monitoring, and continuous improvement.
  • Deep experience applying a wide range of machine learning techniques to real-world business problems, including using models such as XGBoost and deep learning approaches using frameworks such as PyTorch or TensorFlow, taking solutions from experimentation through to production deployment and operation.
  • Experience in KYC, Sanctions Screening or Compliance domains.
  • Experience building reliable, low-latency inference services and operating ML workloads at scale.
  • Strong knowledge of model governance, explainability, traceability, auditability, SHAP, Model Cards, and model documentation practices.
  • Knowledge of distributed training, GPU/accelerator optimisation, and scaling strategies.
Qualification wording
Proven experience delivering ML solutions from data ingestion and feature engineering through to production deployment, monitoring, and continuous improvement.
Deep experience applying a wide range of machine learning techniques to real-world business problems, including using models such as XGBoost and deep learning approaches using frameworks such as PyTorch or TensorFlow, taking solutions from experimentation through to production deployment and operation.
Experience in KYC, Sanctions Screening or Compliance domains.
Experience building reliable, low-latency inference services and operating ML workloads at scale.
Strong knowledge of model governance, explainability, traceability, auditability, SHAP, Model Cards, and model documentation practices.
Knowledge of distributed training, GPU/accelerator optimisation, and scaling strategies.
Education & alternatives
- Bachelors in a STEM subject, e.g. mathematics, physics, engineering, computer science, or adjacent degrees. - Masters or PhD or equivalent experience in STEM. Career Stage:

Posting record

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Status in our records
Live
First seen by us
Oct 1, 202643 days ago
Recorded sightings
119
Last seen by us
Nov 13, 2026

These dates show when we found the posting. Check the employer’s website to confirm it is still accepting applications.

How this job compares

Time since we first saw it

Day 43

Similar jobs usually come down between day 8 and day 76.

At London Stock Exchange Group, jobs usually come down by about day 27.

From 5,425 similar postings that came down, and 175 of London Stock Exchange Group’s. Coming down is not always a hire.

London Stock Exchange Group is hiring

64 open jobs

Open jobs by the week we first saw them, last 12 weeks.

  • Hiring at a steady pace
  • Takes jobs down at a usual pace
  • 3% of open jobs were reposted
Hiring record

See how this role fits your experience

Add your resume and we’ll mark which of these tools you already use, and point out anything in the posting that could rule you out.

  • AWS
  • SageMaker
  • PyTorch
  • TensorFlow
  • XGBoost
Where the posting names them
The Role: We're looking for a Senior Lead ML Engineer with a proven track record of delivering successful, production-scale machine learning solutions (ideally on AWS SageMaker). You will provide technical leadership across ML lifecycle, including defining architecture, engineering standards, MLOps practices, and governance frameworks for a large-scale matching platform. This is a hands-on lead role requiring recent expertise in building, deploying, monitoring, and operating ML systems in production.
Essential Experience - Demonstrable success designing and delivering enterprise-scale ML platforms and products (ideally using AWS SageMaker). - Proven experience delivering ML solutions from data ingestion and feature engineering through to production deployment, monitoring, and continuous improvement.
- Observability, drift detection, experimentation, and performance engineering. - Multi-account AWS deployments and cross-account ML platforms. Model Development, Governance & Explainability
MLOps, Deployment & Operations - Deep hands-on experience with SageMaker Pipelines, Training, Processing, Model Registry, Endpoints, Monitoring, and deployment workflows. - CI/CD, infrastructure as code, model lifecycle management, and automated retraining.
Model Development, Governance & Explainability - Deep experience applying a wide range of machine learning techniques to real-world business problems, including using models such as XGBoost and deep learning approaches using frameworks such as PyTorch or TensorFlow, taking solutions from experimentation through to production deployment and operation. - Strong knowledge of model governance, explainability, traceability, auditability, SHAP, Model Cards, and model documentation practices.

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About London Stock Exchange Group

Company
Listed as LSEG.L.
H-1B visas
17 approved for new hires in fiscal 2025.US Citizenship and Immigration Services

Demand for ML Engineer roles

New ML Engineer postings at the employers we follow are up 10% over the last 6 weeks compared with the 6 before.

Weekly new ML Engineer postings at the same employers, from the week of August 17 to the week of November 2. The fewest in a week was 612, the most 1,081, and the latest week had 1,068.
August 17Last week

Each bar is one week of new postings. The darkest bars are the last 6 weeks.

Counted from the hiring pages we’ve followed for at least five weeks, so employers we add don’t look like growth. Updated weekly.

About the role

We file this job under ML Engineer, by the work the posting describes.

ML engineers put machine learning models into products. They write the code that trains, ships, serves and monitors models so a recommendation or prediction works for real users.

Postings ask for strong Python and software engineering, a framework such as PyTorch, cloud services, and more and more often experience with large language models.

A data scientist often works out which model to build; an ML engineer makes it run reliably in production.

US government figures for computer and information research scientists

Median yearly pay, May 2025
$140,300
Expected change, 2025 to 2035
21.8% more jobsagainst 3.5% for all jobs

The government has no code for ML engineers, so these figures are for the closest group, computer and information research scientists.

Source: US Bureau of Labor Statistics, Occupational Employment and Wage Statistics (May 2025) and Employment Projections (2025 to 2035). Occupation code 15-1221.

Job description

View original posting ↗

About Us:

LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It’s how we’ve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity.

 

LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ 25,000 people globally, more than half located in Asia Pacific. LSEG’s ticker symbol is LSEG.

 

Our People:

People are at the heart of what we do and drive the success of our business. Our culture of connecting, creating opportunity and delivering excellence shape how we think, how we do things and how we help our people fulfil their potential. We embrace diversity and actively seek to attract individuals with unique backgrounds and perspectives.  We break down barriers and encourage teamwork, enabling innovation and rapid development of solutions that make a difference. Our workplace generates an enriching and rewarding experience for our people and customers alike. Our vision is to build an inclusive culture in which everyone feels encouraged to fulfil their potential.

 

We know that real personal growth cannot be achieved by simply climbing a career ladder – which is why we encourage and enable a wealth of avenues and interesting opportunities for everyone to broaden and deepen their skills and expertise. As a global organisation spanning 70 countries and one rooted in a culture of growth, opportunity, diversity


The Role:

We're looking for a Senior Lead ML Engineer with a proven track record of delivering successful, production-scale machine learning solutions (ideally on AWS SageMaker).

You will provide technical leadership across ML lifecycle, including defining architecture, engineering standards, MLOps practices, and governance frameworks for a large-scale matching platform. This is a hands-on lead role requiring recent expertise in building, deploying, monitoring, and operating ML systems in production.

Essential Experience

  • Demonstrable success designing and delivering enterprise-scale ML platforms and products (ideally using AWS SageMaker).
  • Proven experience delivering ML solutions from data ingestion and feature engineering through to production deployment, monitoring, and continuous improvement.
  • Experience building reliable, low-latency inference services and operating ML workloads at scale.
  • Proven experience solving scaling, reliability, and operational challenges for enterprise ML systems.

Technical Leadership & Architecture

  • Defining end-to-end ML architectures spanning data pipelines, feature engineering, model training, deployment, inference, monitoring, and telemetry.
  • Establishing engineering standards and operational excellence.
  • Implementing feature stores, Lakehouse architectures, and enterprise data quality frameworks.
  • Coaching engineers, reviewing designs, and driving technical direction.

MLOps, Deployment & Operations

  • Deep hands-on experience with SageMaker Pipelines, Training, Processing, Model Registry, Endpoints, Monitoring, and deployment workflows.
  • CI/CD, infrastructure as code, model lifecycle management, and automated retraining.
  • Observability, drift detection, experimentation, and performance engineering.
  • Multi-account AWS deployments and cross-account ML platforms.

Model Development, Governance & Explainability

  • Deep experience applying a wide range of machine learning techniques to real-world business problems, including using models such as XGBoost and deep learning approaches using frameworks such as PyTorch or TensorFlow, taking solutions from experimentation through to production deployment and operation.
  • Strong knowledge of model governance, explainability, traceability, auditability, SHAP, Model Cards, and model documentation practices.
  • Experience establishing governance frameworks that ensure models are explainable, reproducible, and compliant with enterprise standards.

Testing, Validation & Performance Engineering

  • Lead validation strategies using golden datasets, behavioural tests, and benchmark suites.
  • Architect performance testing for latency‑sensitive inference paths and model hot paths.
  • Establish standards for A/B testing, shadow deployments, canary rollouts, and controlled experiments.

Nice to Have

  • Background in ranking, search relevance, entity matching, or similarity modelling.
  • Experience in KYC, Sanctions Screening or Compliance domains.
  • Knowledge of distributed training, GPU/accelerator optimisation, and scaling strategies.
  • Bachelors in a STEM subject, e.g. mathematics, physics, engineering, computer science, or adjacent degrees.
  • Masters or PhD or equivalent experience in STEM.

Career Stage:

Manager

London Stock Exchange Group (LSEG) Information:

Join us and be part of a team that values innovation, quality, and continuous improvement. If you're ready to take your career to the next level and make a significant impact, we'd love to hear from you.

LSEG is a leading global financial markets infrastructure and data provider. Our purpose is driving financial stability, empowering economies and enabling customers to create sustainable growth.

Our purpose is the foundation on which our culture is built. Our values of Integrity, Partnership, Excellence and Change underpin our purpose and set the standard for everything we do, every day. They go to the heart of who we are and guide our decision making and everyday actions.

Working with us means that you will be part of a dynamic organisation of 25,000 people across 65 countries. However, we will value your individuality and enable you to bring your true self to work so you can help enrich our diverse workforce.

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.

You will be part of a collaborative and creative culture where we encourage new ideas. We are committed to sustainability across our global business and we are proud to partner with our customers to help them meet their sustainability objectives. Our charity, the LSEG Foundation provides charitable grants to community groups that help people access economic opportunities and build a secure future with financial independence. Colleagues can get involved through fundraising and volunteering.

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

Please take a moment to read this privacy notice carefully, as it describes what personal information London Stock Exchange Group (LSEG) (we) may hold about you, what it’s used for, and how it’s obtained, your rights and how to contact us as a data subject.

If you are submitting as a Recruitment Agency Partner, it is essential and your responsibility to ensure that candidates applying to LSEG are aware of this privacy notice.

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GBR-Nottingham-1 Chapel Qtr

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