Middle Calypso CATT Specialist

Why Join Exadel

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.

About the Client

A leading American financial services corporation and operator of a premier global stock market. Serving as the primary listing venue for major technology and growth-oriented companies, the organization also acts as a top-tier financial technology provider, delivering data analytics, market surveillance, and index licensing to institutional clients worldwide. To drive digital modernization, the platform integrates advanced cloud infrastructure and Generative AI to streamline cross-border listings, trading workflows, and global regulatory compliance.

About the Role

Exadel is seeking a Senior-Level Calypso CATT Specialist with hands-on experience using the Calypso Automated Testing Tool to support financial-services testing and automation initiatives.

In this role, you will translate business requirements into detailed test cases, develop CATT scripts, automate test scenarios, and validate end-to-end financial transactions. You will work closely with business analysts, developers, testers, and functional stakeholders to expand automated test coverage and resolve Calypso and CATT-related issues.

The ideal candidate combines practical Calypso knowledge with strong testing, reconciliation, troubleshooting, and automation skills.

Work Type: Primarily remote Location: United States Preferred Location: New York City On-Site Expectation: Up to 10%, as required Travel: Occasional travel to New York City may be required

What You’ll Do

• Review business-user input and translate requirements into detailed test scenarios, test cases, and expected results • Develop, maintain, and execute automated test scripts using CATT • Automate functional, integration, regression, and end-to-end test scenarios • Validate test results and investigate discrepancies across Calypso, CATT, and connected systems • Reconcile end-to-end financial transactions, events, messages, and settlement flows • Troubleshoot Calypso and CATT configuration, integration, and execution issues • Perform root cause analysis and document findings clearly • Identify opportunities to expand automated test coverage • Build reusable test components and scripts to improve automation efficiency • Validate Calypso workflows, engines, events, reports, scheduled processes, and downstream outputs • Test front-to-back processes across trade capture, valuation, settlement, accounting, reconciliation, and reporting • Support defect logging, triage, retesting, and regression testing • Work with functional and technical teams to resolve identified issues • Maintain accurate test evidence, execution results, and supporting documentation • Apply Calypso product knowledge across Fixed Income, Treasury, and Foreign Exchange Derivatives