Python Developer (Capital Markets or Trading Systems)

Position Name – Python Developer - Capital Markets or Trading Systems Type of hiring – Fulltime/Subcon Location – Downtown Toronto, ON Work Model – Hybrid (3 days office, 2 days remote) Note - Customer interview will be held in person at the downtown location. Job Description: 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, and database performance optimization, along with experience in ETL processes, REST APIs, and software development best practices. The candidate will collaborate with cross-functional teams, support production systems, and ensure high-quality, scalable solutions while working in a fast-paced, data-intensive environment. Typical Day in Role: • 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 Candidate Requirements/Must Have Skills: • 8+ Years of experience as a developer, with 4+ Years of professional experience in Python development and frameworks (advanced coding skills) • 6+ Years of strong 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, DevOps practices Nice-To-Have Skills: • 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 Soft Skills Required: • 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