Wissen Technology is hiring for Calypso Java Developer

About Wissen Technology: 

At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide. Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Today, Wissen Technology has a global footprint with 2000+ employees across offices in the US, UK, UAE, India, and Australia. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge,cutting-edgetechnologyexpertise, and a relentless focus on quality. Wedon’tjust meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with clientobjectives. We have a proventrack recordof building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile podsprovideclients withthe flexibility to adapt to their evolving business needs. Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.

Job Summary: We are seeking an experiencedCalypso Java Developer (6+ years) to work on building and supporting trading and post‑trade systems within capital markets. The ideal candidate will have strongexpertiseinCore Java and Calypso (v16+) , along with a solid understanding of financial instruments such as equities and FX. This role involves customizing Calypso modules, supporting business workflows, and collaborating closely with operations and business users.

Experience: 6-12Years

Location: Gurgaon

Mode of Work: Hybrid

Key Responsibilities:
  • Design, develop, andmaintainJava-based applicationswithin the Calypso platform.
  • Customize Calypso modules includingWorkflows,BOMessages,BOTransfers, Scheduled Tasks, Reports, and Engines.
  • Work withCalypso APIsto build enhancements and integrations.
  • Support trading lifecycle processes includingtrade capture, settlement, reconciliation, and reporting.
  • Collaborate withoperations and business teamsto understand requirements and resolve issues.
  • Troubleshoot production issues and provideapplication support.
  • Write andoptimizeSQL queriesfor data analysis and reporting.
  • Work with version control tools and follow development best practices.
  • Participate in system upgrades, enhancements, and performance tuning activities.
  • Required Skills and Qualification

  • 6+ years of experience inJava development (Core Java JDK or above).
  • At least 3–4 years of hands-on experience withCalypso (v16 or higher).
  • Strong expertise inCalypso customizations(Workflows, BO modules, Reports, Engines).
  • Working knowledge offinancial instrumentssuch as equities and FX.
  • Understanding oftrading lifecycle(settlement, reconciliation, reporting).
  • Strong SQL skills with experience inOracle or Sybase databases.
  • Basic knowledge ofUnix/Linux commands.
  • Experience using version control tools such asGit or SVN.
  • Strong analytical, problem‑solving, and debugging skills.
  • Good communication and stakeholder interaction skills.
  • Good to have Skills

    Experience working ininvestment banking or capitalmarketsenvironments.

    Exposure torisk management, pricing models, or derivatives.

    Knowledge of messaging systems or integration frameworks.

    Familiarity with Agile methodologies.

    Experience working directly withoperations/business usersin a support role.

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