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Senior Calypso Developer Capital Markets (Implementation & Transformation)

EPAM Systems


Job Location:

Toronto - Canada

Monthly Salary: Not provided by the employer
Posted: 9 September 2026 (9 days ago)
Application Deadline: 7 December 2026
Vacancies: 1 Vacancy

Job Summary

We are expanding our world-leading Calypso practice at First Derivative and seeking experienced Calypso Developers to join high-profile transformation and implementation programmes within global capital markets environments. Calypso is a large-scale front-to-back trading platform supporting trading risk management and post-trade processing across asset classes built on a robust Java-based architecture. This is an opportunity to work on complex greenfield implementations upgrades and transformation initiatives collaborating with global teams across EMEA North America and APAC.

Responsibilities
  • Design develop and deliver Calypso solutions across the full trade lifecycle within large-scale implementation and transformation programmes
  • Collaborate closely with Front Office Risk Operations and Technology stakeholders to translate business requirements into technical solutions
  • Support greenfield implementations version upgrades and transformation initiatives across global capital markets environments
  • Integrate Calypso with external systems through APIs messaging and batch processing
  • Contribute to the full software development lifecycle from analysis and design through to deployment and post-go-live support
  • Develop and maintain unit and integration tests to ensure high-quality deliverables
  • Partner with development and testing teams across EMEA North America and APAC to deliver within complex fast-paced programmes
  • Provide technical expertise on the Calypso object model and architecture to guide design decisions
  • Troubleshoot and resolve complex technical issues across trading risk and post-trade processes
Requirements
  • Proven experience as a Calypso Developer on implementation upgrade or transformation programmes
  • Hands-on expertise in Calypso (v16 preferred) along with strong understanding of the Calypso object model and architecture
  • Solid Java development skills including Spring and Hibernate
  • Background in the full software development lifecycle (SDLC) with excellent object-oriented analysis and design skills
  • Understanding of the trade lifecycle covering front office risk and back-office processes
  • Knowledge of one or more asset classes such as Rates FX Credit Equities or Commodities
  • Skills in integrating Calypso with external systems via APIs messaging and batch processing
  • Proficiency in SQL and relational databases
  • Competency in writing unit and integration tests
  • Strong problem-solving ability in fast-paced delivery environments
  • Capability to collaborate effectively with development and testing teams

Required Experience:

Senior IC