Technical Consultant – Senior / Lead

● Location: Toronto, Canada

● Work Model: Hybrid

● Experience: 5+ for Seniors, 8+ for Lead

● Domain: Banking / Financial Services

Role Overview

We are looking for a Senior/Lead Technical Consultant to design, configure, develop, and implement enterprise SaaS solutions for financial institutions.

The consultant will translate banking, product, pricing, billing, workflow, integration, and data requirements into scalable technical solutions. The Lead level will additionally provide technical direction, mentor team members, lead technical workstreams, and participate in client-facing discussions.

Key Responsibilities

● Deliver technical implementation workstreams across product, pricing, billing, offers,

eligibility, approvals, reporting, integrations, automation, and related capabilities.

● Translate business and functional requirements into technical designs and implementation tasks.

● Configure, customize, and develop backend, frontend, API, integration, reporting,

workflow, automation, and data-processing components.

● Design and implement REST APIs and enterprise integrations.

● Work with file transformations, validation rules, error handling, reconciliation logic, and interface behavior.

● Troubleshoot application logic, databases, APIs, batch jobs, data flows, environments,

deployments, and client systems.

● Participate in functional, integration, regression, negative, edge-case, and data-driven testing.

● Lead technical workshops, client discussions, demos, defect triage, delivery checkpoints,

and scope clarification.





● Lead technical workstreams and provide technical direction to development teams.

● Review deliverables and mentor junior team members.

● Identify delivery risks, dependencies, technical trade-offs, and escalation requirements.

● Support deployment readiness, production support, and continuous improvement.

Required Skills

● Java

● Spring Boot

● Python

● J2EE

● Object-oriented design and design patterns

● Maven

● Git

● CI/CD

● Agile delivery

● PostgreSQL and SQL

● REST APIs

● Microservices

● Event-driven architecture

● JSON/XML interfaces

● Batch and file-based integrations

● Enterprise integration patterns

● Kubernetes

● At least one cloud platform: AWS, Azure, or GCP

● Kafka or Redpanda

● API security, authentication and authorization

● Encryption/decryption and secure interfaces

● OWASP Top 10

Nice to Have

● Banking/financial services experience.

● Enterprise SaaS implementation experience.

● NoSQL databases and caching.

● OAuth.

● Argo CD and deployment automation.

● Apache NiFi.

● ETL tools.

● Schema Registry.

● Temporal or other workflow engines.

● Apache Flink.

● JUnit and automation testing.

● Reconciliation frameworks.

● Advanced DevOps practices.

Leadership Expectations

● Lead technical workstreams and modules.

● Guide solution and implementation decisions.

● Mentor technical team members.

● Review technical deliverables.

● Lead customer technical discussions.

● Manage technical risks and dependencies.

● Provide credible client-facing technical guidance.

📌 Technical Consultant – Senior / Lead (Toronto)
🏢 Kastech Software Solutions Group
📍 Toronto