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Senior Full-Stack Developer – Java Spring Boot & React (WTL, ON)
Job Location:
Monthly Salary:
Posted:
3 July 2026 (30+ days ago)
Posted:
Application Deadline:
30 September 2026
Application Deadline:
Vacancies:
1 Vacancy
Vacancies:
Job Summary
Senior Full-Stack Developer
Java / Spring Boot & React
Build scalable cloud-native applications supporting mortgage and lending solutions in the insurance sector. This hybrid opportunity in Toronto or Waterloo offers the chance to work with Java Spring Boot React Azure microservices and modern API technologies within a collaborative agile environment.
What is in it for you:
Salaried: $60-65 per hour.
Incorporated Business Rate: $70-75 per hour.
5-month contract with the potential for permanent employment.
Full-time position: 37.50 hours per week.
Day schedule 37.50 hours per week.
Hybrid work with 2 days per week in the office.
Responsibilities:
Design and develop backend services supporting end-to-end mortgage and lending workflows using Java Spring Boot and cloud-native patterns.
Build and maintain workflow orchestration solutions using Camunda 8 including BPMN models connectors and workers.
Translate complex lending processes into scalable and executable workflows in collaboration with business and technical teams.
Ensure workflow implementations are resilient traceable and aligned with enterprise architectural standards.
Design implement and maintain API-first services using OpenAPI standards.
Build secure APIs leveraging OAuth identity management and role-based access controls.
Implement resilience patterns including circuit breakers retries and timeouts to ensure system stability.
Support integrations using REST messaging and event-driven architectures.
Develop and deploy services within cloud environments preferably Microsoft Azure using services such as API Management Key Vault and managed identities.
Contribute to cloud-native deployments using containers and Helm charts.
Support and enhance platforms deployed within Kubernetes environments including AKS where applicable.
Contribute to platform scalability reliability and operational readiness.
Implement telemetry logging metrics and distributed tracing to support system observability.
Use tools such as New Relic and ELK Stack to monitor performance diagnose issues and support production readiness.
Partner with QA and performance teams to optimize system behavior and remediate bottlenecks.
Follow DevSecOps practices including CI/CD pipelines automated testing and security scanning practices such as SAST and SCA.
Apply TDD BDD and DDD principles to deliver maintainable and high-quality code.
Participate in code reviews design discussions and architectural decision-making activities.
Ensure solutions comply with enterprise security compliance and risk requirements.
Collaborate closely with business analysts QA engineers architects and product owners within agile delivery teams.
Participate in sprint planning backlog refinement and technical estimations.
Identify and communicate risks dependencies and improvement opportunities proactively.
What you will need to succeed:
Bachelors degree in Computer Science Engineering or a related technical field.
510 years of professional software development experience with strong full-stack development expertise including Java Spring Boot React and cloud-native application development.
Experience delivering solutions within mortgage lending or regulated financial services environments is considered an asset.
Strong experience developing modern frontend applications using React.
Experience building scalable full-stack applications using Java Spring Boot and React.
Strong understanding of frontend architecture state management API integration and responsive UI development.
Experience with workflow orchestration platforms such as Camunda is considered an asset but is not required.
Experience with Camunda 8 BPMN or workflow automation technologies is considered an asset.
Expert knowledge of implementing microservices using Java Spring Boot.
Expert knowledge of API-driven development including OpenAPI standards OAuth and resilience patterns such as circuit breakers and retries.
Strong expertise in REST messaging data event streaming and distributed tracing.
Experience implementing fault-tolerant and resilient distributed systems.
Experience using telemetry and observability tools such as New Relic and ELK Stack.
Experience working with cloud services preferably Microsoft Azure including APIM Key Vault and identities.
Strong understanding of cloud-native development containerization Kubernetes-based deployments and Helm charts.
Experience working with Agile delivery methodologies TDD/BDD/DDD principles and DevSecOps practices including CI/CD pipelines SAST/SCA scans and mitigation processes.
Strong analytical and problem-solving skills within complex distributed systems environments.
Excellent communication skills with the ability to collaborate effectively with technical and non-technical stakeholders.
Ability to work effectively within fast-paced environments with evolving requirements.
Why Recruit Action
Recruit Action (agency permit: AP-2504511) provides recruitment services through quality support and a personalized approach. As part of the screening process some applications may be reviewed using artificial intelligence tools. Only candidates who meet the hiring criteria will be contacted.
Required Skills:
