About the Role

We are seeking an experienced Calypso Developer to join our team, working in office 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 prospect 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.)
Solid database management skills (SQL, schema design, query optimization)
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 workplace

Desirable Skills
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

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