Senior Java Backend Developer

Role Description

Job Role:

Sr. Java Backend Developer

Job Location:

Mississauga, Ontario

Job Description
The evolution of electronic trading and automation has changed the way that rates products trade forever driving a need for real‑time low latency pricing, market making and risk technology. In this increasingly electronic and competitive landscape, the client is a key player due to its leading e‑Trading platform and investment in technology.

The Rates e‑Trading team is responsible for the client’s electronic connectivity and distribution platform enabling our Rates business to achieve its market‑leading position. Our competitive advantage is our technology and having a platform that provides an exceptional and dependable trading experience.

We are looking for a talented and passionate developer to continue to evolve our next‑generation trading applications. The role requires a detailed understanding of software design best practices along with strong technical ability. This is a challenging and exciting opportunity to work on high‑profile trading applications. The team works closely with end users, gaining direct exposure to the fast‑paced world of front‑office trading and finance.

Job Background Context
Fixed Income Technology is responsible for delivering state‑of‑the‑art technology solutions to the Global Rates business. Initiatives include deliveries across sales, risk, pricing, algorithmic trading, execution, trade processing and much more.

The Fixed Income business has set out an ambitious growth plan, and strong technical development is critical to achieving our goals and enhancing our leading position in the financial market.

Job Responsibilities

Designing and developing front‑office e‑Trading applications to the trading business.

Working directly with traders, sales and quants to shape the future direction of the platform.

Utilizing creativity and innovation to improve the technical capabilities of the platform, ensuring it remains stable, flexible and maintainable.

Driving engineering standards and continuously striving for best.

Enhancing our automated testing efforts and optimizing our UAT process.

Troubleshooting challenging performance and scalability issues.

Assisting in third‑line support during core trading hours.

Liaising with the global business support and development teams on various exciting projects.

Job Opportunities

Build a strong profile in a high‑performance global team (London, Paris, NY, Mississauga, Shanghai, Sydney, Tokyo).

Learn and apply low‑latency programming solutions.

Develop efficient and robust solutions to challenging business problems.

Work on a globally distributed team to deliver the next‑generation e‑Trading experience for traders at client.

Gain knowledge and exposure to front‑office trading systems, Fixed‑Income and derivatives flows.

Qualifications
Required

7 years of experience in server‑side Core Java and multithreading.

Experience with Spring framework, Linux, relational databases.

Solid architectural understanding of enterprise applications.

Experience with modern software development practices such as Agile development, test‑driven development, and continuous integration and continuous delivery.

Understanding of computing science fundamentals: concurrency, algorithms, data structures, design patterns, etc.

Preferred

Experience developing large financial software trading systems with substantial hands‑on development experience in building systems with an attention to optimizing and tuning performance while also demonstrating critical thinking skills related to reuse, scalability and troubleshooting.

Knowledge of major fixed‑income products (repo, US Treasuries, interest‑rate swaps and broker‑customer markets, electronic trading flows).

Worked in an Agile globally distributed team using tools such as Jira, Git Hub, Sonar, Team City.

Worked with tools such as Intelli

J, Gradle, etc.

Experience with ION.

Experience with JSON, XML and REST service.

KDB experience.

Experience with AI tools Copilot, Claude, Devin.

Education

Bachelors degree / University degree or equivalent experience.

Masters degree preferred.

Competencies

Excellent communication skills, oral and written ability to…