Python Developer - Capital Markets or Trading System

Python Developer – Capital Markets or Trading Systems

Type of hiring:
Fulltime/Subcontractor

Location:

Downtown Toronto, ON – Hybrid (3 days office, 2 days remote)

All interviews will be conducted in person at the Downtown Toronto location.

Looking for a Python Developer role focused on building and maintaining Python-based applications and SQL‑driven data solutions. The role emphasizes strong Python development, advanced SQL expertise, database performance optimization, ETL processes, REST APIs, and software development best practices. The candidate collaborates with cross‑functional teams, supports production systems, and ensures high‑quality, scalable solutions in a fast‑paced, data‑intensive environment.

• Design, develop, test, and maintain Python‑based applications and services.
• Write efficient, optimized, and scalable SQL queries, stored procedures, and data models.
• Work with relational databases to ensure high performance, data integrity, and availability.
• Perform data extraction, transformation, and loading (ETL) activities.
• Collaborate with business analysts, data scientists, and other engineers to understand requirements and deliver solutions.
• Debug and resolve production issues and performance bottlenecks.
• Ensure adherence to coding standards, best practices, and security guidelines.
• Participate in code reviews, documentation, and knowledge sharing.
• Support deployment and maintenance of applications in development, test, and production environments.

• 8+ Years of experience as a developer, with 4+ Years of professional experience in Python development and frameworks (advanced coding skills).
• 6+ Years of solid expertise in SQL with hands‑on experience in complex queries and database optimization.
• 6+ Years of experience working with relational databases (e.g., SQL Server, Oracle).
• 4+ Years of experience with REST API development and integration.
• Solid understanding of data structures, algorithms, and software development principles, Dev Ops practices.

• Experience with version control systems (e.g., Git).
• Experience working with large‑scale or high‑volume data systems.
• Prior experience in Agile/Scrum development environments.

• Strong analytical and problem‑solving skills.
• Ability to work independently and in a team‑oriented environment.
• Good communication and documentation skills.
• Attention to detail and commitment to code quality.
• Ability to manage priorities and meet deadlines.