Calypso Developer

  •  Reference Number: 28950
  •  Job Published: 04 September 2026
  •  Form of employment: Contract
  •  Apply by: 03 October 2026
This position is no longer available

Job Description

Location: 100% remote work (Poland)
Availability: ASAP / within 1 month

About the Role:

We are looking for a Calypso Developer to support the implementation, testing, integration, and maintenance of financial systems. The role involves collaboration with implementation teams, participation in discussions regarding business requirements and technical solutions, preparation of technical documentation, execution of testing activities, and support during system deployment.

Responsibilities:

  • Provide knowledge support and assistance to teams implementing new functionalities

  • Perform application testing to verify that developed solutions work as designed and are free of defects

  • Report identified errors and incidents

  • Participate in discussions regarding business requirements, functionality implementation, system integrations, proposed solutions, and technologies

  • Support the deployment and commissioning of systems developed using designed information technologies

  • Present system functionalities and explain their operation to stakeholders

  • Define, maintain, and update technical documentation for computer systems

  • Support automation, integration, configuration, and standardization processes

  • Prepare test cases and test scenarios

  • Record and document test results

  • Execute manual tests based on test scenarios

  • Report detected defects and testing outcomes


Requirements:

  • Functional understanding of asset classes, including Front Office, Back Office, Accounting, Settlements, and related areas

  • Hands-on experience in Calypso development

  • Strong Java skills

  • Strong SQL skills

  • Practical experience with Calypso APIs and customization

  • Experience with Spring framework

  • Experience with Hibernate framework

  • Experience with application servers such as Tomcat, JBoss, or Spring Boot

  • Experience with MQ, messaging, confirmations, and payment flows


Offer:

  • Multisport card

  • Private healthcare

  • Group life insurance

Company Description

Experis to światowy lider rekrutacji specjalistów i kadry zarządzającej w kluczowych obszarach IT. Z nami znajdziesz konkurencyjne oferty zatrudnienia oraz ciekawe projekty IT skierowane zarówno do ekspertów z wieloletnim doświadczeniem, jak i osób, które dopiero zaczynają swoją przygodę w branży IT.

We offer recruitment of managers and highly qualified consultants with expertise in IT.Experis is part of ManpowerGroup and has been named one of the world's most ethical companies.
Warszawa, Mazowieckie
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