About BMLL:
BMLL is the leading independent provider of harmonised Level 3, 2 and 1 historical data and analytics across global equities, ETFs, futures and US equity options. We provide market participants with immediate access to granular T+1 order book data and advanced analytics, enabling them to accelerate research, optimise trading strategies, and better understand market behaviour.
BMLL was acquired in 2025 by Nordic Capital, alongside minority shareholder Optiver, marking a joint commitment to accelerate the company’s next phase of growth.
We offer an inclusive and collaborative culture, a hybrid working environment that includes regular days in our London office, weekly team lunches, and a variety of out-of-hours social activities.
For more information, visit our website or follow us on X (@bmlltech) and LinkedIn @ bmll
About the role
We are seeking an experienced Quantitative Analyst to join our dynamic product team, reporting to the Head of Data Science for EMEA and APAC, with a direct line to the Chief Product Officer. In this role, you will leverage our product suite to drive marketing initiatives and perform in-depth analysis, while also working closely with our clients to gather feedback and help them apply our solutions to solve their unique challenges.
You will collaborate with clients and key stakeholders to understand their business needs and translate them into actionable, data-driven solutions. This includes maintaining clear, comprehensive documentation for your code and methodologies, ensuring transparency and reproducibility. You will also communicate your findings effectively to both technical and non-technical audiences.
We are looking for someone who is highly detail-oriented, able to manage complex projects, and thrive under tight deadlines. A self-starter with a passion for quantitative finance, you'll be driven to continuously improve the solutions for our clients. As a collaborative team player, you will thrive in a fast-paced, ever-evolving environment, helping shape the future of our product suite.
What Makes This Job Special:
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Direct Impact: Your work will have a tangible effect on the business, with a blend of data science, sales, and marketing.
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Advanced Resources: Access to a petabyte-scale data lake and an award-winning data science environment to drive your analysis.
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High-Impact Projects: Contribute to high-impact initiatives, working with a diverse range of clients.
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Innovation: Develop and implement cutting-edge solutions in a fast-paced, ever-evolving industry.
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Continuous Growth: Ongoing learning opportunities with exposure to the latest advancements in financial technology.
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Attractive Compensation: Competitive salary, bonus structure, and comprehensive benefits package.
As a Quantitative analyst, you will:
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Drive Impact: Utilize the BMLL product suite to support marketing and sales, directly contributing to business growth and helping sell the BMLL product suite.
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Collaborate & Innovate: Work closely with the go-to-market team to promote the product, provide customer support, and gather feedback that shapes the evolution of the product.
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Leverage Advanced Resources: Assist in technical prototyping for external partners and clients, utilizing a petabyte-scale data lake and cutting-edge data science tools.
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Contribute to Product Development: Support the product team in the development and management of the product roadmap, generating ideas, and actively participating in the product development cycle.
Requirements
RequirementsEssential
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A minimum of 5 years of quantitative analysis experience, with a minimum of a MSc in a quantitative discipline (such as STEM subject or Economics)
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Proficiency in Python, with a solid understanding of Python libraries (such as NumPy, pandas, Polars, and scikit-learn) for data manipulation, statistical modeling.
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A minimum of 3 years experience working with Futures/Options order book market data. With strong familiarity in other financial instruments (e.g. other derivatives, equities, fixed income)
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Willingness to work in a fast paced environment, and work to tight deadlines.
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Experience working with large datasets.
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Excellent analytical and problem-solving skills, with the ability to think critically and strategically under pressure.
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Excellent teamwork and ability to work in a multidisciplinary team
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Strong presentation, and both verbal and written communication skills
Desirable
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Experience with other OOP languages
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Experience with Snowflake/SQL or other database management systems
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Experience with Cloud Platforms (AWS, GCP, Azure)
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Experience on the Buy Side
Benefits
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Competitive salary
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25 days holiday plus bank holidays
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Discretionary Bonus
- Pension Scheme
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Private Medical Insurance
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Work remotely abroad for up to 40 business days each year
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Life Insurance
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Childcare Nursery Scheme
- Combination of remote and London-based office working, with 2 days in the office per week.
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A yearly Well-being Physical Activity budget
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Continuous learning through funded training and challenging projects
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Collaborative culture
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Weekly team lunches
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Free Fruit, snacks, and drinks provided throughout the day (When office-based)
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Regular Team Socials
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Cycle to Work Scheme
We are an inclusive employer and welcome applicants from all backgrounds. We pride ourselves on our commitment to Equality and Diversity. We are committed to removing barriers throughout our hiring process. If you have any special requirements or require reasonable adjustments to help you access career opportunities at BMLL, please do let us know at [email protected].
