Citi Handlowy

Citi Handlowy

Data Scientist

Offer parameters
hybrid work
valid for 24 days
(until 14 Apr)
Warszawa, Masovian (Poland)
Romualda Traugutta 7/9

Technologies we use





Your responsibilities

  • Gathers operational data from various cross functional stakeholders to examine past business performance.
  • Identifies data patterns & trends, and provides insights to enhance business decision making capability in business planning, process improvement, solution assessment etc.
  • Recommends actions for future developments & strategic business opportunities, as well as enhancements to operational policies.
  • Exploratory data analysis, confirmatory data analysis and/or qualitative analysis.
  • Translate data into consumer or customer behavioral insights to drive targeting and segmentation strategies, and communicate clearly and effectively to business partners and senior leaders all findings
  • Continuously improve processes and strategies by exploring and evaluating new data sources, tools, and capabilities
  • Work closely with internal and external business partners in building, implementing, tracking and improving decision strategies
  • Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance
  • with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.

Our requirements

  • Solid programming skills in Python for data science with knowledge of relevant libraries e.g., Pandas, Scikit-learn, Matplotlib, Xgboost
  • Proficiency in SQL/SAS and experience with relational databases (necessary condition)
  • Good understanding of statistics and modelling (e.g., propensity models), knowledge and experience in Machine Learning methods
  • Experience in development and implementation of machine learning and statistical models. Having a model put into production in professional setting would be a strong advantage.
  • Experience in retail banking business analysis and knowledge of banking products/processes would be an asset.
  • Bachelors/University degree or equivalent experience

This is how we organize our work

Team members

data scientist

As a data driven organization, Bank Handlowy seeks to leverage data insights, statistical findings and propensity models to both optimize business results and create a best in class customer experience. The analyst in this role will be part of a team that identifies business challenges and opportunity and builds data driven solutions to achieve the afore mentioned goals. Responsibilities range from strategically identifying these challenges and opportunities through documentation and validation of solutions.
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What we offer

  • Job contract and social benefits (private medical care, fitness card, life insurance, pension programme, co-financing of cultural and entertainment events and more. Full list can be found here: under Benefits for you and Benefits for your loved ones sections)
  • Possibility to gain globally appreciated work experience
  • Friendly and supportive culture and team
  • Flexible and partly-remote working conditions


  • sharing the costs of sports activities
  • private medical care
  • sharing the costs of professional training & courses
  • life insurance
  • remote work opportunities
  • fruits
  • corporate products and services at discounted prices
  • retirement pension plan
  • preferential loans
  • coffee / tea
  • extra social benefits
  • employee referral program
  • charity initiatives
I apply to:
Citi Handlowy
Citi Handlowy
Warszawa, Romualda Traugutta 7/9, Masovian (Poland)
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