# Senior Product Engineer - Calypso

> GSSTech Group · Dubai, United Arab Emirates · — · Posted 2026-04-08

**Workplace:** on_site

## Description

We are seeking a highly skilled **Senior Product Engineer – Calypso** with strong expertise in treasury and capital markets systems. The ideal candidate will have hands-on experience with Calypso architecture, APIs, and front-to-back trade lifecycle, along with solid Java development capabilities.

### **Key Responsibilities**

-   Design, develop, and support solutions within the **Calypso platform** for treasury and capital markets.
-   Work on **Calypso front-office modules**, including Workstation and Pricing Sheets.
-   Customize and enhance **Calypso APIs, workflows, scheduled tasks, and engines**.
-   Manage and support the **end-to-end trade lifecycle** (Front Office to Back Office).
-   Collaborate with business stakeholders to implement solutions for **equities and treasury products**.
-   Handle **integration with external systems** using REST APIs, FIX, and Kafka.
-   Ensure high-quality delivery across **settlement, accounting, and reporting modules**.
-   Participate in system enhancements, upgrades, and performance tuning.
-   Work closely with cross-functional teams including business, QA, and operations.

### **Required Skills & Experience**

-   Minimum **5+ years of hands-on experience in Calypso**.
-   Strong understanding of **Calypso architecture and core components**.
-   Solid experience working with **Calypso APIs and customization**.
-   Good expertise in **Core Java and Oracle Database**.
-   Strong knowledge of **REST API frameworks and integration patterns**.
-   Experience with **real-time messaging systems** such as FIX and Kafka.
-   Solid understanding of **trade lifecycle and capital markets workflows**.
-   Hands-on experience with:

-   Settlement
-   Accounting
-   Reporting
-   Scheduled Tasks
-   Workflows & Engine

### **Domain Expertise**

-   Strong understanding of **Equity products**.
-   Good exposure to **Treasury products**, including:

-   FX / Money Market (MM)
-   Bonds
-   Repo
-   Interest Rate Swaps (IRS)
-   Cross Currency Swaps (CCS)
-   Credit Default Swaps (CDS)

### **Nice to Have**

-   Experience with **Calypso Risk Modules (ERS)**.
-   Knowledge of **SA-CCR and FRTB frameworks**.
-   Prior experience working with **leading banks or financial institutions**.

## Apply

[Apply at GSSTech Group](https://apply.workable.com/gsstech-group/j/1CE738C78F/apply)

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