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Data scientist VP
  • Python
  • Spark
  • SQL
  • Java
  • Machine Learning
  • Big Data
  • Excel
  • Data Visualization
  • NLP
  • Deep Learning
144 days ago

Job Purpose:

Citi is running strategic Innovation Lab in London, Tel Aviv and New York, developing advanced financial technology products within a dynamic ‘start-up like’ environment. The Data Science Group applies machine learning and advanced AI technologies to solve complex business problems.

We are looking for a passionate and creative data scientist who will join our global Data Science Group. The data scientist will take part in the implementation of new and strategic initiatives and will focus on development of machine learning and algorithmic solutions. The ideal candidate has experience in solving analytical problems using quantitative approaches, a passion for data, enthusiasm to work closely with business partners on data-related projects and background in finance. This is a unique opportunity to initiate and drive data-driven projects with high business impact and visibility within a large financial organization.

Job Background/context:

We believe the future’s here. Right here with us. Home to where we define, ideate, develop and distribute production-ready financial solutions of far-reaching impact to society. Solutions whose ingenuity governments, institutions, corporations and individuals depend on to really achieve and grow in 160 countries. And right now, the door’s open to direct the future of fintech for that truly global client base. This means collaborating with the keenest minds in data science, big data, software engineering, web development, UX design and more. Doers looking to bring the next bold ideas to life for a fascinating array of clients, clients already investing, trading and transacting at the forefront of change in markets and economies the world over.

If you have this kind of vision, capable of seeing ahead, of developing a clear path forward in a quest to try the as yet untried, here is the opportunity. In a supported, resource-rich, vibrant co-working environment, part of an ecosystem of globally interconnected labs, realising a broader mission of enabling growth and economic progress on a scale you won’t find anywhere else. Welcome to our London Innovation Lab.

Key Responsibilities:

  • Work closely with the group’s partners (internal Citi business units) to understand their business needs, quantify the value data science can add to the business and define concrete solutions which the group can provide to the business
  • Assess data availability and data quality
  • Define tests and experiments that aim to assess the relevancy and feasibility of machine learning solutions to business use cases
  • Apply techniques for feature engineering and selection
  • Apply state-of-the-art machine learning techniques, specifically, deep learning models in various domains such as vision, text and financial data
  • Compile and present complex information using data visualization tools such as interactive notebooks or single-page application
  • Prepare and present written and verbal reports to key stakeholders
  • Work closely with product owners to develop client solutions for new and existing channels
  • Establish effective working relationships directly with your stakeholders
  • Grow our catalogue of common assets, such as code templates, libraries, utilities, services, etc.


  • M.Sc Mathematics/ Economics/ Computer Science / Statistics or equivalent
  • At least 2 years of experience as a data scientist
  • Theoretical Knowledge and hands-on experience in a variety of machine learning techniques with deep understanding of their advantages\drawbacks
  • You must be highly proficient in Python and relevant libraries
  • You must be experienced with data visualization tools
  • Experience with Deep Learning, particularly in NLP and computer vision applications – strong advantage
  • Proficiency in using query languages, such as SQL, Spark DataFrame API, etc. - an advantage
  • Background in finance is a strong advantage
  • Background in Java – an advantage
  • You should know how to balance between theory and practice
  • Self-motivated and team player that has the drive to learn and master new technologies and techniques.
  • You are an excellent communicator, able to explain your work in layman’s terms
  • You are eager to grow your skills


Grade :All Job Level - All Job FunctionsAll Job Level - All Job Functions - GB


Time Type :


Citi is an equal opportunity and affirmative action employer.
Minority/Female/Veteran/Individuals with Disabilities/Sexual Orientation/Gender Identity.

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