Sr. Java Developer to design,develop,and enhance -scale and systems insurance client Job Toronto area,Ontario Canada,Software

Position: Sr. Java Developer to design, develop, and enhance large-scale applications and systems for our insurance client - 1604

Our financial services client is seeking a Senior Software Engineer to design, develop, and enhance large-scale Java and API solutions within Canadian IT platforms and Engineering team for an insurance client

Duration: 7 months contract (possibility of extension)

Location:

Montreal or Toronto (currently Remote; onsite Hybrid expected in future)

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* Must be eligible for Reliability Clearance (must have lived in Canada for the last 5 years and not have been outside Canada for 6 months or longer at any one time).

Join an established digital and technology organization building next‑generation client applications across API, microservices, and AI‑enhanced domains. This role provides hands‑on ownership in back‑end and front‑end engineering, integrating modern development practices and AI productivity tools. The position offers collaboration with senior engineers driving architectural consistency and innovation throughout complex enterprise environments.

Must Haves

Minimum 8 years of progressive information technology experience with full application development life cycle and systems integration experience

Expert-level knowledge of Java, J2EE, Spring MVC and Spring Boot

Strong experience with Microservices and API Development

Advanced understanding and hands-on experience with front-end development, particularly React and Web Accessibility

Advanced overall understanding of Web applications and server technologies

Working experience with middleware technologies, web and web hosting technologies

Proficiency with SOAP/XML, REST/JSON

Some experience with Unit testing tools (e.g., JUnit, Mockito, RESTAssured)

Hands-on experience using Dev Ops tools (Bit Bucket, CDD, Jenkins)

Understanding of JavaScript and JQuery

Proficiency with AI-powered development tools including Git Hub Copilot and similar AI assistants

Familiarity with AI/ML concepts and experience integrating AI capabilities into applications

Understanding of prompt engineering and effective use of AI tools in software development

Nice to Have

Experience with Kafka

Containerization knowledge using Docker and Kubernetes

Responsibilities

Collaborate with Agile team members to understand user needs and design, develop and deliver high quality web applications that meet those needs

Configure and design applications and workflows, using outside the box thinking, to create innovative ways to advance our client first strategy

Provide technical guidance and mentorship to junior developers and support team members

Establish and maintain coding standards and technical best practices

Conduct thorough code reviews and share technical knowledge with team members

Support developers in removing technical blockers and guide technical implementation of user stories and features

Communicate technical risks, dependencies, and constraints to stakeholders

Participate in planning and refinement sessions with technical perspective and collaborate with Product Owner on technical feasibility and estimates

Drive quality standards and testing practices; identify technical debt and propose solutions

Monitor system performance and reliability and champion continuous improvement initiatives

Contribute to defining timelines and plans; analyze and estimate feasibility, cost, time and scope

Ensure coding, testing, debugging, and implementation activities are completed as required

Leverage AI tools and Git Hub Copilot to enhance development productivity and code quality

Evaluate and integrate emerging AI capabilities into applications where appropriate

Participate in agile ceremonies and support on-call and incident response when needed

Collaborate with architects and other senior engineers for technical consistency

Sr. Java Developer to design, develop, and enhance -scale and systems insurance client