Technical Consultant – Senior / Lead

Kastech Software Solutions Group; Toronto; Hybrid; CAD 120,000 - 190,000; Full time

Job summary

Kastech Software Solutions Group is seeking a Senior/Lead Technical Consultant in Toronto to design, configure, develop, and implement enterprise SaaS solutions for financial institutions. The role requires translating complex banking requirements into scalable technical solutions and, for leads, providing direction and client-facing input.

The position emphasizes delivering cross-functional workstreams, mentoring staff, and ensuring project success in a hybrid work environment.

Qualifications

• Senior role requires 5+ years of hands-on software development and delivery experience.
• Lead role requires 8+ years with demonstrated leadership and client interaction.
• Experience designing and implementing enterprise SaaS solutions for financial institutions is a plus.

Responsibilities

• Deliver technical implementation workstreams across product, pricing, billing, offers, eligibility, reporting, integrations, automation.
• 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.
• Lead technical workshops, client discussions, demos, defect triage, and delivery checkpoints.
• Mentor junior team members and review deliverables.

Skills

Java

Spring Boot

Python

J2EE

OO Design & Patterns

Maven

Git

CI/CD

Agile delivery

PostgreSQL / SQL

REST APIs

Microservices

Event-driven architecture

JSON / XML interfaces

Batch & file-based integrations

Enterprise integration patterns

Kubernetes

Cloud platforms (AWS/Azure/GCP)

Kafka / Redpanda

API security & auth

Encryption / secure interfaces

OWASP Top 10

Job description

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.