Duration: 6 Months (extensions to 24 Months)

Overview
Our client’s Interest Rate & Credit Derivatives Technology group is seeking a Senior Calypso Developer to support development across its Calypso platform.

The immediate focus includes Collateral Management , with additional work expected across the broader Calypso environment supporting Interest Rate and Credit Derivatives, integrations, regulatory initiatives and ongoing platform enhancements.

Responsibilities

Design, develop and enhance custom functionality within Calypso.

Develop solutions using Calypso APIs, workflows, engines, events, reports and scheduled tasks.

Support development within the Calypso Collateral Management module .

Build and maintain integrations between Calypso and external systems using technologies such as MQ, Kafka and web services/HTTP.

Develop and optimize SQL/database components supporting Calypso applications.

Troubleshoot application, integration and production issues within a mission-critical Capital Markets environment.

Participate in code reviews, testing, releases and deployment activities.

Support build, deployment and release automation across the Calypso environment.

Must Haves

5+ years of hands-on Calypso development experience .





Strong Java development experience within Calypso.

Experience with Calypso APIs, workflows, engines, events, reporting and scheduled tasks.

Strong SQL and relational database experience, preferably Oracle .

Experience integrating Calypso with external systems.

Linux/Unix and shell scripting experience.

Strong understanding of Capital Markets products, particularly Interest Rate Derivatives .

Experience with modern source control, build, deployment and release management practices.

Ability to work independently in a fast-paced, production-oriented environment.

Nice to Haves

Calypso v17 or v18 experience.

Credit Derivatives, FX or Fixed Income product knowledge.

Experience with GitHub, Azure DevOps, Ansible and JFrog Artifactory.

Experience supporting high-volume sell-side/investment banking environments.

Previous large-bank Calypso implementation or upgrade experience.

Robust Calypso Collateral Management development experience.

Senior Calypso Developer – Collateral & Derivatives Technology
Location: Toronto (2x/week)

Disclaimer: AI may be used in evaluating candidates. This posting is for an existing vacancy.

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📌 Senior Calypso Developer – Collateral & Derivatives Technology (Ontario)
🏢 S.i. Systems
📍 Ontario