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Job Title


Senior Java Developer Fixed Income


Company : Citi


Location : Mississauga, Ontario


Created : 2026-03-18


Job Type : Full Time


Job Description

Fixed Income (FI) is the primary source of capital for corporations, governments, and nonprofits, providing liquidity and innovative solutions globally across the credit, municipal, and securitized markets. FIs activities include origination, structuring, investing, lending, and market making and it offers a variety of products including, but not limited to, corporate bonds, emerging markets bonds, asset backed securities, mortgage backed securities, collateralized loan obligations (CLOs), municipal securities, agency securities, short term interest rate products, loans, letters of credit, and derivative instruments, such as interest rate swaps, total return swaps, rate locks, and credit default swaps. The Fixed Income Data Platform Team is the backbone of Fixed Income mission, providing the low latency, high concurrency, scalability, and availability needed to power our groundbreaking solutions. Our Data Platform Engineering team is on the cutting edge. We research, adapt, and deploy the latest open-source data platforms to meet Citi''''s unique needs. We''''re a collaborative group that thrives on technical challenges and the satisfaction of building highly performant systems. We''''re seeking a passionate and highly skilled senior developer to join our talented team of engineers in building and maintaining Citi''''s next-generation data platform targeted for quantitative scientists and traders to quickly iterate on and put into production analytical and trading tools. Responsibilities: Analyzes system requirements, including identifying program interactions and appropriate interfaces between impacted components and sub systems Participate in Sprint Planning, Tasking and Estimation of the assigned work for platform Participate in component and service design for analytical services Work on bug resolution and application improvements, such as performance and maintainability May occasionally work a non-standard shift including nights and/or weekends and/or have on-call responsibilities Stay abreast with new trends in open source tooling and champion tools that could help improve efficiency of the Fixed Income platform community Work closely with business to help them use platform capabilities and develop efficient analytical tools Continuously look to automate manual touchpoints in the technology delivery pipeline Qualifications: 4+ years of demonstrable and relevant experience in software development, with a strong focus onJava. In-depth knowledge and handson experience with Apache Flink for realtime stream processing, including Flink SQL, DataStream API, and state management. Solid understanding and practical experience with Redis, including data structures, caching patterns, and pub/sub mechanisms for highperformance applications. Handson experience with Large Language Models (LLMs), including finetuning, prompt engineering, and integrating LLMs into applications. Extensive handson experience with data distribution platforms like Apache Kafka, and various big data storage/querying systems (e.g., Trino, Pinot, Druid, Ignite) for lowlatency access Experience with the design and implementation of cloudnative applications and deployment via Kubernetes / OpenShift, specifically for managing data services. Good understanding of data modeling, partitioning, and sharing of huge data sets for optimal performance in largescale data platforms Software Engineering Skills: Experience working on a Continuous Integration and Continuous Delivery (CI/CD) environment, with a focus on rapid and reliable deployment of services and data access layers. Familiarity with TeamCity, SonarQube, and Jenkins. Experience with the SDLC lifecycle and in working within an Agile environment, adapting to fastpaced data requirements. Demonstrable understanding and experience of engineering best practices: design patterns, coding standards, code review, and robust unit/integration testing Strong experience with standard CI tools (Jenkins, TeamCity, SonarQube, Git). Education: Bachelors degree/University degree or equivalent experience This job description provides a highlevel review of the types of work performed. Other jobrelated duties may be assigned as required. ------------------------------------------------------ Job Family Group: Technology ------------------------------------------------------ Job Family: Applications Development ------------------------------------------------------ Time Type: Full time ------------------------------------------------------ Primary Location Full Time Salary Range: $94,300.00 - $141,500.00 ------------------------------------------------------ Most Relevant Skills Please see the requirements listed above. ------------------------------------------------------ Other Relevant Skills For complementary skills, please see above and/or contact the recruiter. ------------------------------------------------------ Automated Processing and AI We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate''''s skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi. Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decisionmaking. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details. ------------------------------------------------------ This job opening is for an existing job vacancy. ------------------------------------------------------ Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi . View Citis EEO Policy Statement and the Know Your Rights poster. #J-18808-Ljbffr