Senior Software Engineer (Python)

We’re an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, Microsoft, Google, and Starbucks.
From AI platforms to digital transformation, we partner with enterprise leaders to build what’s next. What powers it all? Our people are ambitious, collaborative, and constantly evolving.
At Exadel Financial Services, we co-create transformation in banking and capital markets, delivering with precision and purpose.

• Design and develop enterprise-level software solutions in Python
• Build Python Excel Add-ons (e.g., Pyxll, xlwings) for application Excel integration
• Develop front-end functionality using Dash and Flask
• Implement automated unit and regression testing into CI/CD pipelines
• Support risk and pricing systems across various asset classes
• Collaborate with global teams across Toronto, London, New York, and Singapore
• Work closely with quant teams to deliver valuation and pricing solutions
• Implement RESTful APIs using Swagger/OpenAPI 3 specifications
• Contribute to multi-threaded and real-time high-performance systems
• Operate within Agile and SDLC methodologies

• Bachelor’s degree in Computer Science, Engineering, Mathematics, or a related numerical field
• 5+ years of Python development experience in enterprise environments
• Experience with Python Excel integration tools (e.g., Pyxll, xlwings)
• Experience with Dash, Flask, and building front-end frameworks
• Experience with CI/CD pipeline integration and automated testing
• Experience with pricing/trading/risk systems (preferred)
• Familiarity with Interest Rate Swaps and other FICC derivatives
• Strong knowledge of multi-threaded programming and real-time messaging systems
• Proficiency developing on both Windows Desktop and Linux Servers
• Knowledge of serialization tools: JSON, SBE, Google Protocol Buffers
• Familiarity with OAuth 2.0 authentication
• Familiarity with streaming protocols and Solace messaging
• Experience in Agile software development and planning multiple concurrent initiatives

• Experience using Python packaging tools like Poetry and PyInstaller
• Knowledge of Graphite, Grafana for observability/metrics
• Strong understanding of G-SIB regulatory compliance and audit frameworks

Toronto, Canada (Hybrid on-site)

• Exadel is proud to be an Equal Opportunity Employer committed to inclusion across minority, gender identity, sexual orientation, disability, age, and more
• Reasonable accommodations are available to enable individuals with disabilities to perform essential functions
• Please note: this job description is not exhaustive. Duties and responsibilities may evolve based on business needs

Exadel benefits vary by location and contract type. Your recruiter will fill you in on the details.

• International projects
• In-office, hybrid, or remote flexibility
• Medical healthcare
• Recognition program
• Ongoing learning & reimbursement 
• Well-being program
• Team events & local benefits 
• Sports compensation 
• Referral bonuses 
• Top-tier equipment provision

We lead with trust, respect, and purpose. We believe in open dialogue, creative freedom, and mentorship that helps you grow, lead, and make a real difference. Ours is a culture where ideas are challenged, voices are heard, and your impact matters.