Senior Python Developer, Citi

Citi

Location:
Canada, Mississauga

Category:
IT - Software Development

Contract Type:
Employment contract

Salary:

94300.00 - 141500.00 USD / Year

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Job Description:

Senior Python Developer on FI Data team responsible for monetizing data generated by Citi's fixed income business and building tools/services that provide actionable insights with direct impact on revenue. The team delivers state of the art data centric solutions across sales, risk, pricing, quants, algorithmic trading, execution, trade processing, and more.

Job Responsibility:

Design and develop high performance green-field data analytics products for a Tier 1 bank
Collaborate with business partners on the trading floor to create technical solutions with a competitive advantage
Part of an innovative team pushing boundaries to create cutting edge data visualization solutions
Promote and follow engineering best practices
Apply an engineering mind-set to development work
Evaluate and build POCs for new strategic initiatives and work to convert to enterprise solutions
Ability to take initiative to research, learn and recommend emerging technologies
Provide post release assistance to business, development and support groups
Develop application as per best practice and remain compliant with prescribed best practices

Requirements:

5+ years applicable relevant experience
3+ years experience and understanding of Python 3.6 or above
3+ years experience with python frameworks and libraries, including Pytest, Pandas, Flask, and Kafka
Solid understanding of REST API development
Experience with design and implementation of cloud-ready applications and deployment via Kubernetes/Openshift
Experience with big data computation platforms (Flink, Spark, Apache Beam) or big data distribution platforms (Hadoop, Druid, Pinot, Trino, Ignite)
Hands-on experience in handling various data structures
Understanding of threading model of Python, and multi-processor architecture
Experience working on a Continuous Integration and Continuous Delivery environment
Experience with the SDLC lifecycle and in working within an Agile environment
Bachelors degree in Computer Science, or related technical/quantitative discipline or equivalent work experience

Nice to have:

Knowledge of python microservice development using FAST API and streaming technology Faust
Familiarity with TeamCity, Sonarqube and Jenkins
Understanding of Agile software development methodology and strong experience with standard CI tools (Jenkins, TeamCity, Sonarqube, git)

Additional Information:

Job Posted:
September 17, 2025

Employment Type:

Fulltime

Work Type:

On-site work

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Senior Python Developer