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Job Description
Role Overview:We are seeking a Senior Java Full Stack Developer to design and deliver scalable enterprise applications within a complex financial-services environment. The role will focus on Java and Spring Boot microservices, Angular or React user interfaces, REST APIs, Kafka-based event processing, cloud platforms, and containerized deployments.
The ideal candidate will have experience building secure, high-volume applications and collaborating across architecture, product, quality engineering, DevOps, and support teams.

Key Responsibilities
Design, develop, and enhance Java and Spring Boot microservices.
Build responsive web interfaces using Angular or React.
Develop secure and reusable RESTful APIs for enterprise integrations.
Implement synchronous and event-driven integrations using REST and Apache Kafka.
Support client, account, transaction, payment, and preference-processing workflows.
Design services using microservices, event-driven, and domain-driven architecture principles.
Develop automated unit, functional, integration, and performance tests.
Create mock services and event simulators for end-to-end testing.
Perform application performance testing and troubleshoot latency or throughput issues.
Deploy and support applications on OpenShift, Kubernetes, or AWS container platforms.
Develop and maintain CI/CD pipelines using Jenkins and GitHub Actions.
Implement authentication and authorization using OAuth 2.0,



JWT, Spring Security, and token-based access controls.
Monitor distributed applications using Prometheus, Grafana, and application logs.
Optimize MongoDB and PostgreSQL queries, indexes, and data-access patterns.
Participate in Agile planning, design reviews, code reviews, production releases, and incident resolution.
Identify application defects, security vulnerabilities, and opportunities for technical improvement.
Required

Skills:
Strong hands-on development experience with Java 8 or later.
Advanced experience with Spring Boot, Spring MVC, Hibernate, and microservices.
Experience developing REST APIs and distributed backend services.
Hands-on experience with Angular or React, JavaScript, TypeScript, HTML, and CSS.
Experience with Apache Kafka and asynchronous message processing.
Experience with PostgreSQL and MongoDB.
Experience deploying applications using Docker, Kubernetes, or OpenShift.
CI/CD experience with Jenkins, GitHub Actions, Git, Maven, or Gradle.
Experience with OAuth 2.0, JWT, and Spring Security.
Experience with JUnit, Postman, and performance-testing tools.
Understanding of Agile delivery and the software development lifecycle.
Preferred

Skills:
Experience with AWS services and EKS or ECS.
Experience working within banking, payments, financial services, or another regulated industry.
Familiarity with PCI-DSS-aligned application controls.
Experience implementing Prometheus and Grafana monitoring.




Exposure to fraud detection, anomaly detection, or risk analytics integrations.
Knowledge of Redis and performance-testing tools such as JMeter.
Education and Certifications:Bachelor's degree in Computer Science, Engineering, or a related field.
AWS certification is considered an asset.
The base compensation range for this role in the posted location is: 85,000
- 95,652.
Capgemini provides compensation range information in accordance with applicable national, state, provincial, and local pay transparency laws. The base compensation range listed for this position reflects the minimum and maximum target compensation Capgemini, in good faith, believes it may pay for the role at the time of this posting. This range may be subject to change as permitted by law.
The actual compensation offered to any candidate may fall outside of the posted range and will be determined based on multiple factors legally permitted in the applicable jurisdiction.
These may include, but are not limited to: Geographic location, Education and qualifications, Certifications and licenses, Relevant experience and skills, Seniority and performance, Market and business consideration, Internal pay equity.
It is not typical for candidates to be hired at or near the top of the posted compensation range.
In addition to base salary, this role may be eligible for additional compensation such as variable incentives, bonuses, or commissions, depending on the position and applicable laws.
Capgemini offers a comprehensive, non-negotiable advantages package to all regular, full time employees. In the U.
S. and Canada, available benefits are determined by local policy and eligibility and may include:Paid time off based on employee grade (A-F), defined by policy: Va

📌 Senior Java Full Stack Developer (Canada)
🏢 Capgemini
📍 Canada