Python Engineer / Data Scientist

Citi; Mississauga; On-site; CAD 90,000 - 120,000; Full time

Job summary

A leading company seeks a Python Engineer with a strong Data Science background. You will develop key projects for a Transaction Monitoring platform, ensuring market integrity and innovating with GenAI solutions. This is a pivotal role that shapes financial technology and supports critical business needs.

Qualifications

• 5-8 years of relevant experience.
• Experience in systems analysis and programming.
• Background in consulting/project management techniques.

Responsibilities

• Design, develop, and maintain data-centric applications.
• Implement GenAI-based solutions for market abuse detection.
• Collaborate with clients to understand platform requirements.

Skills

Python

Data manipulation

GenAI technologies

SQL

NoSQL

Kafka

Dask

Automation

Communication

Interpersonal skills

Education

Bachelor’s degree/University degree or equivalent experience

Job description

We are seeking a talented and experienced Python Engineer with a strong background in Data Science to join our team. You will play a key role in developing strategic projects for a new Transaction Monitoring platform used across multiple businesses within Markets Technologies group. This platform is critical for detecting and preventing market abuse, ensuring the integrity of our financial systems. As a Python Engineer / Data Scientist, you will be responsible for building robust data pipelines, developing innovative GenAI solutions, and implementing custom algorithms to identify sophisticated market abuse patterns. You will contribute to architectural decisions, optimize engineering processes, and help maintain application health, infrastructure setup, and CI/CD pipelines. This is an exciting opportunity to work on a high-impact project that will significantly influence our business and shape the future architecture of our transaction monitoring capabilities. You will be part of a dynamic team driving innovation in a critical area of the financial industry. Key Responsibilities:

• Design, develop, and maintain data-centric applications that host data pipelines and algorithms for detecting potential market abuse.
• Develop and implement GenAI-based solutions for the financial industry, leveraging foundational models such as Gemini, LLama, GPT, and Claude.
• Collaborate closely with clients and stakeholders to understand their requirements for platform development features and prioritize work accordingly.
• Work effectively in a multidisciplinary team, building strong relationships with developers, Quants/Data Scientists, and production support teams.
• Participate in the full software development lifecycle, from design and implementation to testing and deployment.
• Contribute to monitoring application health, infrastructure setup, and CI/CD processes.

Skills & Qualifications:

• Extensive experience in designing, developing, and deploying high-performance Python-based backend services
• Expertise with Pandas & NumPy for data manipulation and analysis.
• Working knowledge of Kafka, Dask, and GenAI technologies.
• Understanding of databases and experience with SQL and NoSQL technologies (e.g., SQL Server, Oracle, Couchbase, MongoDB).
• Experience working in a DevOps culture and a strong advocate for automation and continuous improvement.
• Demonstrated high development standards, with a strong focus on code quality, unit testing, continuous integration, and deployment.
• Excellent communication and interpersonal skills, with a proven ability to interact with clients and deliver results.
• Experience working in fast-paced development environments, with a track record of delivering high-quality solutions on time and within budget.

Qualifications:

• 5-8 years of relevant experience
• Experience in systems analysis and programming of software applications
• Experience in developing and maintaining successful projects
• Working knowledge of consulting/project management techniques/methods
• Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements

Education:

• Bachelor’s degree/University degree or equivalent experience

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

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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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Most Relevant Skills

Please see the requirements listed above.

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Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

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