java developer in fintech

Cantor Fitzgerald is a global financial services firm specializing in investment banking, capital markets, institutional equity and fixed income sales and trading, commercial real estate, and prime brokerage. The Warsaw technology hub supports the company’s global technology expansion and innovation across its international operations.

• Design and develop real-time STP systems for FX, Credit, Fixed Income, and Rates;
• Build trade delivery platforms integrating with internal risk systems through FIX Protocol, proprietary feeds, and third-party vendor systems;
• Integrate trade delivery systems with middleware platforms including ICELink, Markitwire, Bloomberg VCON/TOMS, Reuters, MarkitServ, CME ClearPort, TRAFiX, and Traiana;
• Develop clearing systems connected to ICE, LCH, and CME;
• Create regulatory reporting solutions interfacing with SDRs and regulatory bodies including DTCC, CME, and FINRA;
• Collaborate with upstream trade capture systems and downstream post-trade systems;
• Partner with cross-functional teams throughout the project lifecycle to ensure successful delivery.

• Strong proficiency in Core Java, including data structures, algorithms, and multithreading;
• Experience with Spring, Hibernate, FIX Protocol, JSON, and RESTful services;
• Familiarity with Spring MVC, Servlets, and JSPs;
• Knowledge of messaging technologies including Kafka, Solace, Tibco, IBM MQ, RMI, and Web Services;
• Knowledge of distributed caching and streaming technologies including Hazlecast, Apache Ignite, EHCache, Guava Cache, and Kafka;
• Expertise in XML processing tools including XMLBeans, XStream, XSLT, XPATH, GSON, and Jackson;
• Solid understanding of relational databases and frameworks including Oracle, Sybase, SQL Server, PostgreSQL, SQL, Hibernate, and JPA;
• Experience with workflow and message processing systems;
• Familiarity with Maven, Gradle, Artifactory, and Nexus;
• Exposure to CI/CD tools including Jenkins, Bamboo, Team City, and Cruise Control;
• Comfortable working in Unix/Linux and Windows environments;
• Nice to have: product knowledge in FX, Credit Derivatives, Bonds, Repos, and Interest Rate Products; experience with FIX, FIXML, and FpML; hands-on experience with Solace, Tibco, and IBM MQ.

• Office role in Warsaw, Mazowieckie, Poland.