Calypso Developer

The role involves working on the Calypso vendor platform that supports fixed income, foreign exchange, and derivatives trading at a top North American bank. The deployment is one of the largest Calypso installations globally. The position is fully remote and restricted to residents of Poland and Romania working through a Polish company providing support and administrative assistance.

Must have:

• 5+ years hands-on Calypso development experience; V17+ preferred.
• Experience working with APIs, workflows, engines, events, reporting, scheduled tasks, and integrations.
• 5+ years Java development experience.
• Experience with the collateral management module.
• Strong SQL and database experience, preferably with Oracle.
• Strong DevOps experience including source control, build and deployment automation, using GitHub, Azure DevOps, Ansible, and JFrog Artifactory.
• Solid understanding of fixed income, FX, interest rate derivatives, and credit derivatives.
• Experience supporting high-volume trading environments in investment banking/capital markets.
• Ability to work independently and collaboratively in cross-functional teams.
• Ability to handle ambiguity, proactively develop solutions, and leverage AI tools.
• Strong communication skills for high-stakes, trader-facing environments.
• Ability to maintain a 3–4 hour daily overlap with US Eastern business hours.

Nice to have:

• Experience using AI tools to speed up development or testing.
• Experience working remotely with North American firms.
• A computer science degree from a top technical university.

• Build and maintain Calypso APIs, workflows, engines, events, reporting, and scheduled tasks using Java.
• Integrate Calypso with external systems using MQ, Kafka, and Webservice/HTTP.
• Write and optimize SQL, troubleshoot database issues, and work with Oracle-backed Calypso environments.
• Support Calypso applications in Linux/Unix environments, using shell scripting to automate development and operational tasks.
• Maintain and improve build, deployment, and release processes using GitHub, Azure DevOps, Ansible, and JFrog Artifactory.
• Work from requirements and tickets defined by business analysts and contribute domain knowledge.
• Fix defects, participate in code reviews, and maintain code quality across the Calypso codebase.
• Support testing and validation of changes before production deployment.
• Use AI tools to accelerate development or testing tasks where appropriate.

Only open to residents of Poland or Romania, including citizens and legal residents authorized to work there. A 3-4 hour daily overlap with US Eastern business hours is required, with more flexibility needed during onboarding and crunch periods. Candidates must pass a standard background check.