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Citi

Java Spark Developer

Sorry, this job was removed at 07:35 p.m. (EST) on Friday, Jun 13, 2025
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In-Office
Mississauga, ON
In-Office
Mississauga, ON

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Citi is seeking a mid-level Spark Java Developer with expertise in Java, Big data processing, Python and Apache spark particularly within finance domain. Candidate should have a strong experience working with financial instruments, market risk and large-scale distributed computing systems. This role involves developing and optimizing data pipelines for risk calculations, trade analytics and regulatory reporting.Key responsibilities

  • Develop and optimize scalable Spark Java-based data pipelines for processing and analyzing large scale financial data
  • Design and implement distributed computing solutions for risk modeling , pricing  and regulatory compliance
  • Ensure efficient data storage and retrieval using Big Data
  • Implement best practices for spark performance tuning including partition, caching and memory management
  • Maintain high code quality through testing , CI/CD pipelines and version control (Git, Jenkins)
  • Work on batch processing frameworks for Market risk analytics

Qualifications and Skills

  • 5 - 8 years of experience in software development with at least 5 years of experience in Spark Java and Big data frameworks
  • Strong proficiency in Python and Spark Java with knowledge of core spark concepts (RDDs, Dataframes, Spark Streaming, etc)
  • Experience working in financial markets , risk management and financial instruments
  • Familiarity with market risk concepts including VaR, Greeks, scenario analysis and stress testing
  • Hands on experience with Hadoop, Spark
  • Proficiency on Git, Jenkins and CI/CD pipelines
  • Excellent problem solving skills and strong mathematical and analytical mindset
  • Ability to work in a fast paced financial environment

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Job Family Group:

Technology

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Job Family:

Applications Development

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Time Type:

Full time

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Qualified applicants will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

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