Senior Java Developer

Senior Java Developer

Position Description
CGI is seeking a Senior Java Developer to join our consulting delivery teams in the Greater Toronto Area. In this role, you will design, develop, modernize, integrate, and support enterprise grade applications for leading organizations across sectors such as financial services, insurance, government, and telecommunications. Working within Agile teams, you will build cloud native, full stack solutions — from Spring Boot microservices and Kafka based event streaming to modern Angular or React front ends — deployed on Azure and AWS.

This is a hands on senior engineering position with genuine consulting impact. Beyond writing high quality code, you will help shape technical direction, contribute to application modernization roadmaps, mentor developers, and engage directly with client stakeholders to turn complex business needs into secure, scalable, production grade software.

Your future duties and responsibilities
Key Responsibilities
. Design, develop, test, and support enterprise grade applications built on Java, Spring, and Spring Boot.
. Build microservices and REST APIs following API first practices, including contract design, versioning, and documentation.
. Develop event driven integrations and streaming solutions using Kafka or comparable platforms.
. Deliver full stack features, creating modern, responsive front ends in Angular or React with TypeScript.
. Contribute to the modernization of legacy systems toward cloud native architectures on Azure or AWS.
. Design efficient data access layers using JPA / Hibernate across SQL and NoSQL data stores.
. Package and deploy applications with Docker and Kubernetes, and support container platform operations.
. Automate build, test, and release workflows through CI/CD pipelines and DevOps practices.
. Instrument services for observability and participate in performance tuning, troubleshooting, and production support.
. Embed secure coding, scalability, and resilience practices throughout the development lifecycle.
. Collaborate daily with architects, product owners, business analysts, QA specialists, and DevOps engineers in Agile / Scrum teams.
. Mentor intermediate and junior developers through code reviews, pairing, and technical guidance.
. Communicate designs, estimates, trade offs, and progress clearly to technical and non technical stakeholders in a client facing environment.

Required qualifications to be successful in this role
Required Qualifications
. Bachelor's degree in Computer Science, Software Engineering, or a related discipline, or equivalent professional experience.
. 7+ years of hands on software development experience, with deep expertise in Java and enterprise application delivery.
. Proven track record designing, building, and supporting production systems based on microservices, REST APIs, and cloud platforms (Azure or AWS).
. Demonstrated experience across the full development lifecycle in Agile / Scrum teams — from refinement and estimation through deployment and support.
. Experience delivering within complex, multi team environments; prior consulting or client facing delivery is a strong plus.

Technical Skills

. Java & Spring — expert level Java with excellent command of Spring and Spring Boot for building enterprise services.
. Data Access & ORM — strong experience with JPA / Hibernate or equivalent ORM frameworks, including transaction management and performance tuning.
. APIs & Integration — REST API design and API first development (OpenAPI / Swagger), versioning, and contract driven collaboration.
. Event Driven Architecture — hands on experience with Apache Kafka or comparable streaming and messaging platforms.
. SQL Databases — PostgreSQL, SQL Server, Oracle, or MySQL, including schema design and query optimization.
. NoSQL Databases — MongoDB, Cosmos DB, DynamoDB, or equivalent document and key value stores.
. Frontend Engineering — modern TypeScript frameworks such as Angular or React for building responsive, user centred interfaces.
. Microservices — service decomposition, inter service communication patterns, and distributed systems fundamentals.

Cloud, DevOps & Observability Experience

. Cloud Platforms — production experience with Microsoft Azure and/or AWS.
. Microsoft Azure — App Services, Azure Functions, Azure Kubernetes Service (AKS), Azure Container Apps, Azure SQL, Cosmos DB.
. AWS — Lambda, ECS / EKS, RDS, DynamoDB, S3, CloudWatch.
. Containers & Orchestration — Docker for containerization; Kubernetes for deployment, scaling, and operations.
. CI/CD & DevOps — building and maintaining pipelines (e.g., Azure DevOps, GitHub Actions, GitLab CI, Jenkins) with automated build, test, and release practices.
. Observability — Splunk, ELK, Prometheus, Grafana, Datadog, CloudWatch, or Azure Monitor for logging, metrics, tracing, and alerting.
. Engineering Excellence — secure coding practices, performance optimization, scalability, and application resilience (retries, circuit breakers, graceful degradation).

Preferred Assets

. Professional working proficiency in French.
. Azure or AWS certifications (e.g., Azure Developer Associate, AWS Certified Developer, or Solutions Architect).
. Experience in regulated industries such as banking and capital markets, insurance, government, healthcare, or telecommunications.
. Previous consulting or professional services experience with direct client engagement.
. Legacy modernization experience — monolith decomposition, re platforming, or cloud migration programs.
. Infrastructure as Code (Terraform, Bicep, or CloudFormation) and GitOps practices.
. Exposure to API gateways, GraphQL, gRPC, or caching technologies such as Redis.

Language Requirements

. English — required. Excellent written and spoken English is essential for day to day collaboration and client facing delivery in the Toronto / GTA market.
. French — strong asset. Bilingual capability is highly valued for national programs and for clients operating across Canada.

Soft Skills & Consulting Profile

. Strong analytical and problem solving skills, with sound, pragmatic technical judgment.
. Collaborative approach — works effectively with architects, product owners, business analysts, QA teams, and DevOps engineers.
. Clear communicator, able to translate complex technical topics for both technical and non technical stakeholders.
. Comfortable and productive in Agile / Scrum delivery environments.
. Enjoys mentoring intermediate and junior developers and raising overall team capability.
. Ownership mindset — accountable, dependable, and effective in a client facing consulting environment.

CGI is providing a reasonable estimate of the pay range for this role. The determination of this range includes factors such as skill set level, geographic market, experience and training, and licenses and certifications. Compensation decisions depend on the facts and circumstances of each case. A reasonable estimate of the current range is $80,000–$130,000. This role is an existing vacancy

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Together, as owners, let’s turn meaningful insights into action.

Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because…

You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.

Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.

You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

At CGI, we value the strength that diversity brings and are committed to fostering a workplace where everyone belongs. We collaborate with our clients to build more inclusive communities and empower all CGI partners to thrive. As an equal-opportunity employer, being able to perform your best during the recruitment process is important to us. If you require an accommodation, please inform your recruiter.

That same commitment to fairness extends to how we use technology. To support our recruitment team, AI tools may be used to help assess applications though they never replace human judgement. All hiring decisions remain entirely in the hands of our recruitment professionals.

To learn more about accessibility at CGI, contact us via email . Please note that this email is strictly for accessibility requests and cannot be used for application status inquiries.

Come join our team—one of the largest IT and business consulting services firms in the world.