Senior Java Developer (Capital Markets)

TEKsystems•Toronto, ON

9d•CA$105 - CA$105•Hybrid

About The Position

Our client is a large enterprise organization within the financial services sector that is investing heavily in the modernization of its Capital Markets technology platform. They are seeking a Sr. Java Developer to join a high-impact initiative supporting a Synthetic Trading business. The team is undergoing a significant technology transformation, replacing a legacy third-party platform with a modern, internally built solution designed to support critical trading operations. This is an excellent opportunity to contribute to the design, development, and enhancement of enterprise-grade applications while gaining exposure to complex, high-performance trading systems in a dynamic financial services environment.

Requirements

7+ years of professional software development experience with Java.
Strong hands-on experience with the Spring Framework (Spring Boot, Spring MVC, Spring Security, etc.)
Experience designing and developing enterprise-scale distributed systems.
Strong experience building low-latency, multi-threaded applications.
Deep understanding of object-oriented programming principles, design patterns, and software engineering best practices.
Experience with CI/CD tools and automation pipelines.
Experience working within Agile/Scrum development environments.
Strong knowledge of source control management tools such as Git.
Previous experience within Capital Markets, Investment Banking, Trading, or Financial Services environments.
Understanding of trading systems, financial products, market data, or related front-office technologies is highly desirable.

Nice To Haves

Exposure to cloud technologies, preferably Google Cloud Platform (GCP).
Experience with containerization technologies such as Docker and Kubernetes.
Experience building and supporting microservices architectures.
Knowledge of Synthetic Trading, Equities, Derivatives, or other Capital Markets products.
Familiarity with messaging technologies and event-driven architectures.

Responsibilities

Design, develop, and maintain mission-critical Java-based applications supporting trading and Capital Markets functions.
Collaborate closely with business stakeholders, analysts, architects, and technology teams to deliver scalable solutions that meet business requirements.
Participate in the full SDLC, including requirements gathering, system design, coding, testing, deployment, and production support.
Develop and maintain RESTful APIs and microservices using Java and Spring Framework technologies.
Build and enhance CI/CD pipelines to support automated testing and deployment processes.
Contribute to application modernization initiatives and improve system performance, scalability, and reliability.
Participate in Agile ceremonies including spring planning, daily standups, retrospectives, and backlog refinement.
Troubleshoot production issues and provide timely resolution for business-critical applications.
Ensure adherence to development standards, security requirements, and software engineering best practices.