We are seeking an experienced

Calypso Developer

to join our team, working on-site with one of our key clients in the financial services sector. This role is available on either a permanent or contract basis and offers the opportunity to work on mission-critical trading and risk systems within a leading financial institution. The successful candidate will design, build, and maintain financial software solutions on the Calypso platform, playing a key role in customizing and extending core Calypso functionality to meet complex business requirements.

Key Responsibilities

Design, build, and maintain financial software applications using the Calypso platform

Write Java code to customize Calypso engines, workflows, and business logic

Develop and maintain scheduled tasks, custom reports, and APIs within Calypso

Undertake system integration work, connecting Calypso with upstream/downstream systems

Perform database management tasks, including schema design, queries, and performance tuning

Troubleshoot and resolve production issues across Calypso modules (trading, risk, settlements, etc.)

Collaborate with business analysts, QA, and infrastructure teams to deliver end-to-end solutions

Participate in code reviews, testing,



and deployment activities

Liaise directly with client stakeholders, providing clear updates on progress and technical solutions

Your experience and qualifications

6+ years of overall IT experience with strong hands-on experience with Java development

Proven experience working with the Calypso platform (development, customization, or support)

Experience with system integration (messaging, APIs, file-based interfaces, etc.)

Experience with scheduled/batch job development and custom reporting within Calypso

Understanding of financial products such as FX, Money Markets, Derivatives, Fixed Income, or Repo (preferred)

Strong communication skills, with the ability to engage confidently with both technical and business stakeholders

Ability to work independently and as part of a team in a hybrid work setting

Experience in the banking or capital markets domain

Exposure to Calypso APIs, BOF (Business Object Framework), and Calypso configuration

Familiarity with Agile/Scrum delivery methodologies

Prior experience working in consulting or client-facing delivery roles

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📌 Calypso Developer (Sydney)
🏢 Core Experts Consulting
📍 Sydney