Senior Python Developer

Client: Citi - Python Developer We are seeking an experienced Python Developer with 8+ years of experience to join Citi’s technology team in Mississauga, ON, Canada. The role focuses on advanced Python development, large-scale data processing, data engineering, ETL development, PySpark, Spark, Pandas, NumPy, SQL/Oracle, and optimization techniques for processing high volumes of data. Role Snapshot Job Title: Python DeveloperClient: CitiOffice Location: Mississauga, ON, CanadaPosition Type: Full-timeWork Arrangement: OnsiteExperience: 8+ yearsApplication Deadline: 06 Oct 2026 Key Responsibilities Develop and maintain applications using Python.Perform large-scale data processing using PySpark and Spark.Design and develop data engineering solutions.Develop ETL processes using Oracle, MongoDB, and Hive.Optimize data processing solutions for large volumes of data.Work with Pandas for advanced data processing and analysis.Utilize NumPy for data processing and computational requirements.Develop and optimize SQL/Oracle queries.Apply advanced coding practices to build efficient and scalable solutions.Support Big Data processing requirements and data engineering initiatives. Required Qualifications 8+ years of professional experience.Strong proficiency in Python, including advanced Python development.Advanced PySpark experience.Advanced Spark experience.Strong data processing and data engineering experience.Experience developing ETL solutions using Oracle, MongoDB, and Hive.Advanced experience with optimization techniques for large-volume data processing.Advanced Pandas experience.Intermediate NumPy experience.Advanced SQL/Oracle experience.Strong coding and Big Data processing experience. How To Apply If you are interested in this opportunity, please submit the following documents to hrsmss@smsoftconsulting.com by 06 Oct 2026: Updated Resume in Word format (Mandatory)References (Mandatory) Note: Applications without the mandatory documents cannot be processed. If this role is not suitable for you, please feel free to forward this opportunity to anyone who may be interested. Thank you for considering this exciting opportunity with us. Email is the best way to reach us. You have received this message either as a result of contacting our company to express interest in employment or as a result of posting your resume in a location that can be accessed by recruiters or HR specialists, which suggests an interest in being contacted about employment opportunities.