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ISS

Senior Index Custom Calculations Analyst

Job · Full-timeIn OfficeGurugram2-3 years1 opening

About this role

ISS is hiring for Senior Index Custom Calculations Analyst in Gurugram. This opening was published by ISS on their official careers board (Workday) on 11 June 2026 and was confirmed live on 14 September 2026. Job details • Company: ISS • Role: Senior Index Custom Calculations Analyst • Location…

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Skills you'll use

PythonSQLExcelRecruitment

What you'll do

  • Support the team manager in delivering top quality service, service level agreements, and satisfying regulatory requirements.
  • Support process improvements to ensure consistent data quality and efficiency, such as automation of data quality diagnostics by developing a new system/tool that will enable quality assessment of data without manual intervention.
  • Handle the day-to-day nuances of index operations, including data management, system updates, and client interactions for customized equity and strategy indices with high degree of accuracy.
  • Ensure the correctness of daily index calculation for customized equity and strategy indices.
  • Monitor configuration of indices to ensure that corporate actions adjustments for equities and periodic reviews of the custom indices are processed correctly.
  • Supervise input data feeds according to index methodology specification, identify changes and coordinate adjustments.
  • Monitor and evaluate index constituents, ensuring accuracy and relevance.
  • Possess good knowledge in implementing and back-testing complex strategies in Python and SQL
  • Utilize Python, Excel, VBA, and SQL to develop and maintain index-related tools and processes in a standardized manner. Ensure modular level coding practices, including the use of classes in Python.
  • Identify and assess potential risks associated with index composition and market changes. Responsible for implementation of periodic rolls and rebalancing with high degree of accuracy.

Who can apply

  • Hold a Master’s degree in finance, Economics, Mathematics or a related field. CFA of FRM designation is a plus.
  • Proficiency in Excel, Python, and SQL. Experience with modular level coding, including classes in Python.
  • 2+ years' experience in index operations or a relevant role with in-depth knowledge of indices, asset classes (equity, FICC, derivatives), derivative valuation, investment products and portfolio management.
  • Knowledge of MS Office applications is a must.
  • Knowledge of market data vendors (i.e. Refinitiv, Bloomberg, SIX, ICE, ...) is a must.
  • The job requires the candidate to work with different teams across various time zones, therefore flexibility is essential.
  • Excellent attention to detail and accuracy in data interpretation
  • Effective drafting skills for index methodologies and client communications.
  • Knowledge of MS Office applications, VBA, Python, SQL skills is a must.
  • Knowledge of market data vendors (i.e. Refinitiv, Bloomberg, SIX, ICE, ...) is a must.

About ISS

Let’s be #BrilliantTogether ISS STOXX is seeking an experienced Index Custom Calculation Services Analyst within the Index Operations Group in Gurugram, India Overview: The Senior Custom Calculation Services team, part of the Index Operations Group in ISS STOXX, is seeking a experienced index…

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