Java Backend Developer

Iris's client, one of the world's largest multinational investment banking and financial services corporation is looking to hire a
Java Backend Developer
Our direct client is a is a world-leading financial services company, provides consumers, corporations, governments, and institutions with a broad range of financial services and products.
Location: Toronto, ON (Hybrid)
Duration: 24+ Months
Key Responsibilities:
Lead the design and development of scalable backend applications using Java and Spring Boot.
Design secure, resilient REST APIs, microservices, and enterprise integrations.
Take end-to-end technical ownership from solution design and development through deployment, production support, and continuous improvement.
Lead and mentor engineers while remaining a hands-on technical contributor.
Drive engineering best practices including code quality, automated testing, CI/CD, monitoring, observability, security, and reliability.
Design and troubleshoot distributed systems, asynchronous processing, events, and messaging patterns.
Lead technical problem-solving, root-cause analysis, and resolution of complex production issues.
Collaborate with architecture, security, product, QA, and business stakeholders to deliver high-quality solutions.
Required Qualifications
5 years+ Experience hands on coding experience
Strong hands-on Java and Spring Boot development experience.
Strong experience designing and building REST APIs and microservices.
Demonstrated ability to design, code, review, troubleshoot, and support complex applications.
Proven end-to-end ownership across the full software development lifecycle, from requirements and design through production support.
Strong knowledge of API design, security, integration patterns, and distributed systems.
Experience with CI/CD, automated testing, Git, monitoring, observability, and production engineering practices.
Strong understanding of databases, performance, resiliency, error handling, and application troubleshooting.
Demonstrated technical leadership with the ability to mentor engineers and drive technical decisions while remaining hands-on.
About Iris Software Inc.
Iris Software, Inc. (registered as SSA Infosystems in Canada) is a CMMi Level 5 New Jersey based company providing information technology solutions to clients nationwide for over 30 years. Iris has been growing at over 100% annually. In a program sponsored by Price Waterhouse, PNC Bank and Marsh, Iris has been honored for being
One of New Jersey's Finest 25 companies for the year 2001 and 2002.
Iris is also ranked 75th among Inc 500 s list of privately held companies for year 2001.
NJ Technology FAST 50 Company for year 2002.
In a competitive industry, we distinguish ourselves by reliability, technical expertise and a history of successfully completed projects for clients ranging from mid-sized to Fortune 1000 companies.
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