Backend developer Jobs in Waterloo, ON

Senior Backend Developer – Mortgage & Lending

Drive the development of cloud-native backend platforms supporting mortgage and lending workflows in the insurance sector. This hybrid opportunity based in Toronto or Waterloo focuses on Java Spring Boot, Camunda 8, microservices, API-driven development, and Azure technologies within a fast-paced agile environment delivering scalable and secure enterprise solutions.

What is in it for you:

• Salaried: $55-65 per hour.
• Incorporated Business Rate: $66-76 per hour.
• 8-month contract with the potential for permanent employment.
• Full-time position: 37.50 hours per week.
• Schedule from 9 am to 5 pm.
• Hybrid: 3 days/week in Toronto 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:

• Bachelor’s degree in Computer Science, Engineering, or a related technical field.
• 5–10 years of professional software development experience with a strong backend and platform engineering focus.
• Experience delivering solutions within mortgage, lending, or regulated financial services environments is considered an asset.
• Hands-on experience developing applications on Camunda 8 using BPMN, connectors, and workers.
• Experience deploying or managing self-managed Camunda 8 clusters in AKS 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.

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