LSEG · 15 hours ago
Senior Quant Analyst, Quantitative Developer
New York, United States
Full-time
Onsite
Senior Level
$125K/yr - $208K/yrLondon Stock Exchange Group (LSEG) is a leading global financial markets infrastructure and data provider. They are seeking a Senior Quant Analyst, Quantitative Developer responsible for application development, coordinating with other developers, and optimizing data workflows for large-scale financial datasets.
ConsultingData ManagementDatabaseFinanceFinancial ServicesInfrastructureStock Exchanges
Responsibilities
Design, develop, and maintain quantitative data processing pipelines to support research, analytics, and production environments. Commit to support and improvement of existing implementations
Build and optimize data workflows for large-scale financial datasets, ensuring efficiency, scalability, and data integrity across ingestion, transformation, and delivery layers. Understand data flows that support quant models
Work within AWS and Azure cloud environments, leveraging services such as S3, Lambda, EC2, Databricks, and Azure Data Factory to support distributed computation and automation
Collaborate closely with quantitative analysts, data scientists, and business stakeholders to translate modeling requirements into robust, production-ready systems
Implement best practices for code versioning, testing, and CI/CD, ensuring maintainable and reproducible quantitative infrastructure
Monitor and troubleshoot pipeline performance, proactively addressing bottlenecks and optimizing for speed, cost, and reliability
Continuously acquire new technical skills—including modern data frameworks, cloud tools, and programming techniques—to enhance the team’s analytical capabilities
Engage in active learning of the business domain, developing a deep understanding of financial products, market data, and risk factors to better align technical solutions with analytical needs
Contribute to documentation, peer reviews, and knowledge sharing to support continuous improvement within the quantitative development team
Qualification
Required
Strong working knowledge of Python programming language is required
Experience with data wrangling and creating data pipelines in Python is strongly desired
Familiarity with programming, computing and searching algorithms is a plus
Familiarity with Linux environment is a plus
Familiarity with PySpark applications is a plus
Familiarity with ETL technologies a plus
Familiarity with ML and AI technologies and their applications is a plus
Technical degree in a field such as Physics, Computer Science, Engineering, Statistics or Mathematics preferred
Familiarity with cloud-based platform like AWS, Azure, DataBricks and Snowflake is a plus
Strong leadership skills, desire, and ability to innovate
Familiarity with finance and fixed income a plus
Preferred
Technical degree in a field such as Physics, Computer Science, Engineering, Statistics or Mathematics preferred
Benefits
Annual Wellness Allowance
Paid time-off
Medical
Dental
Vision
Flex Spending & Health Savings Options
Prescription Drug plan
401(K) Savings Plan and Company match
Basic life insurance
Disability benefits
Emergency backup dependent care
Adoption assistance
Commuter assistance
Company
LSEG
LSEG (London Stock Exchange Group) is a diversified international markets infrastructure business —earning our clients’ trust for over 300 years.
Founded in 2007
10001+ employees
H1B Sponsorship
LSEG has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2022 (3)
2021 (12)
Funding
Current Stage
Public CompanyTotal Funding
$8.19BKey Investors
Microsoft
2023-09-07Post Ipo Secondary· $2.87B
2023-05-16Post Ipo Secondary· $3.32B
2022-12-11Post Ipo Secondary· $2B
Leadership Team
David Schwimmer
Chief Executive Officer
Pascal Boillat
Chief Operating Officer
Recent News
2026-01-03
2026-01-03
Company data provided by crunchbase