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Added 1 min ago
S
Senior Manager - Environmental Design and Approvals
SYSTRA
Toronto, ON
- Full-time
Identify data gaps and commitments and Oversees development of the Investigation scope and schedule.
Added 1 min ago
O
Product & Partner Counsel (Remote Canada)
Optro
Remote, Canada
- $164,000 to $225,500 CAD / year
- Full-time
- Remote
…risk into opportunity through its AI-powered GRC Intelligence Platform. More than 50% of the Fortune 500, including 7 of the Fortune 10, leverage our award-winning technology to move their…
Added 15 mins ago
MM
IAM RBAC Business Solution Analyst Lead
Marsh McLennan
Toronto, ON
- Full-time
Oversee the configuration, implementation, integration, and ongoing use of the relevant identity governance platform or platforms.
Added 31 mins ago
SQ
Director, Domain Enterprise Architect, RPA and Intelligent Automation
Sunlife Québec
Montreal, QC
- Full-time
…includes RPA, Intelligent Document Processing, Microsoft Power Platform, process mining, workflow orchestration, and Agentic AI capabilities applied to business process…
Added 31 mins ago
IF
Senior DevOps
Intact FC
Montreal, QC
- Full-time
We are looking for a senior DevOps to join our team at Intact’s Data Lab, one of the largest data science laboratories in the country.
Added 1 hour ago
CH
Data Engineer
Cardinal Health
Vaughan, ON · Canada-Vaughan
- Full-time
We are seeking a Data Engineer to develop and support reliable data solutions for reporting, analytics, and business decision-making. This role works within established architecture and…
Added 1 hour ago
CH
Data Engineer
Cardinal Health
Vaughan, ON · Canada-Vaughan
- Full-time
We are seeking a Data Engineer to develop and support reliable data solutions for reporting, analytics, and business decision-making. This role works within established architecture and…
Added 1 hour ago
TC
M365 Technical Lead
Tata Consultancy Services
Vancouver, BC
- Full-time
Minimum Senior years of IT experience with strong hands-on experience in SharePoint Online, Microsoft 365 collaboration and Power Platform implementation/support.
Added 1 hour ago
PS
Senior Manager Agile Program Management
Publicis Sapient
Calgary, AB
- Full-time
Guide client and delivery teams through digital and martech transformation, including platform migrations, data and customer-journey orchestration, and personalization at scale, so that…
Added 2 hours ago
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Business Development Representative - SMB
Solink
Remote, Canada
- $68,500 to $85,000 CAD / year
- Full-time
- Remote
Our cloud-based platform integrates seamlessly with your existing cameras and systems, turning them into intelligent sensors that detect and interpret key moments. This empowers teams to…
Added 2 hours ago
B
Managing Director - Cybersecurity & Core Technology Audit
BMO
Toronto, ON · FCP
- Full-time
…software development, service management, technology operations, platform support, operational resilience, physical security, and technology-enabled transformation programs. Operating…
Added 2 hours ago
PI
Plant Biotechnology Laboratory Technician – Gene Cloning & Tissue Culture
PreFer Industries Ltd.
Burlington, ON
- Full-time
…biomanufacturing platforms that turn traditionally opaque bioreactors into data-rich, controllable systems. The company integrates in-line biosensors, edge AI, and control software to…
Added 2 hours ago
AL
AltaGas - Senior Analyst, AI Enablement
AltaGas Ltd.
Calgary, AB · AB - Calgary
- Full-time
Build or support proofs of concept using Copilot Studio, Power Platform, Azure AI Foundry, and other approved tools, partnering with technical, security, data, and governance teams when…
Added 2 hours ago
O
Senior Manager, Data & AI Technology
OLG
Sault Ste. Marie, ON · Toronto, ON · Foster Drive Office
- Full-time
…organization's enterprise analytics applications and Customer Data Platform, ensuring these technologies remain reliable, secure, supported, and aligned with business needs. The role…
Added 3 hours ago
SI
Senior Developer
SAP IT Business Systeme
Montreal, QC
- $108,100 to $222,800 CAD / year
- Full-time
We are looking for a dynamic and motivated Senior Software Developer who embrace AI-assisted software development as part of their everyday engineering practice to join our engineering…
Added 3 hours ago
S
Business Development Representative - SMT
Solink
Remote, Canada
- $68,500 to $85,000 CAD / year
- Full-time
- Remote
Our cloud-based platform integrates seamlessly with your existing cameras and systems, turning them into intelligent sensors that detect and interpret key moments. This empowers teams to…
Added 3 hours ago
D
Manager - Technology Strategy-24 Month Fixed Term Contract
Deloitte
Toronto, ON
- Full-time
As a Manager, you'll work closely with senior leaders to drive various strategic initiatives around enterprise platform strategy, agentic AI system design, AI governance, enterprise data…
Added 3 hours ago
D
Software Engineer - Platform Engineering
Deloitte
Toronto, ON
- Full-time
Collaborate with architects, platform engineers, and senior developers on technical design decisions
Added 3 hours ago
U
Human Resources Generalist
Univeris
Toronto, ON
- $65,000 to $80,000 CAD / year
- Full-time
…clients representing over 17,000 financial advisors on the platform. It offers the most comprehensive wealth management solution for financial advisors in the credit union, banking,…
Added 3 hours ago
G
Key Account Manager
Greenhouse
Toronto, ON
- Full-time
This is a hands-on, high-ownership role. You'll build strong buyer partnerships, use POS and retailer data to find growth, plan winning promotions and work closely with our strategy,…
Added 3 hours ago
C
Senior Customer Engineer, Digital Native - Vancouver BC
Cloudflare
BC · British Columbia, Canada
- Full-time
…account growth. Be commercially accountable for ensuring deep platform adoption, retaining revenue, and identifying strategic cross-sell and up-sell opportunities based on product usage…
Added 3 hours ago
AI
Snowflake ETL/ELT Developer
Apptoza Inc.
Calgary, AB
- Contract
We are looking for a Senior ETL developer with Snowflake experience to serve as a technical leader and trusted advisor for business/stakeholders. This role is not just about building data…
Added 3 hours ago
VC
Senior Software Engineer (Golang, Microservices, DevOps)
VTRAC Consulting Corporation (WBE)
Toronto, ON · Greater Toronto Area, Canada
- $120,000 to $140,000 CAD / year
- Full-time
There is an exciting opportunity for a Senior Software Engineer to join a fast-growing technology company redefining enterprise energy management through intelligent, data-driven solutions.…
Added 3 hours ago
M
Sr. Manager, Workforce Readiness
McKesson
Mississauga, ON
- Full-time
…enablement programs, is a trusted advisor within program team, with senior executives, and brings strong business acumen, exceptional communication skills, and proven experience leading…
Added 4 hours ago
Senior Transformation Director
D2L
Kitchener, ON · Toronto, ON
…inspire learners. And most importantly, by giving customers a platform that is easy, flexible, and smart. No other company provides a solution as robust and innovative as…

Aarorn Technologies Inc

Senior Java Developer

Toronto, ON, Canada

$55 CAD / hour · Contract

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Job details

Pay: $55 CAD / hour
Job type: Contract
Apply by: Apr 26, 2027
Posting language: English
Posted: Oct 28, 2026

Original job description

Job Title: Senior Java Developer

Location: Toronto, ON (4x onsite a week)

Employment Type: Contract

Pay Rate: CAD$55/HR INC

We are seeking a Senior Java Developer / Technical Lead to design and deliver secure, scalable, and high-volume banking and payment applications. The role will lead the development of Java and Spring Boot microservices, REST APIs, event-driven services, batch-processing capabilities, and containerized workloads across cloud and enterprise platforms.

The selected candidate will provide technical leadership across solution design, application development, code quality, testing, releases, production support, and engineering-team coordination.

Key Responsibilities

Design and develop Java and Spring Boot microservices for banking, payments, alerts, account servicing, and customer-facing platforms.

Build secure RESTful APIs and event-driven integrations using Kafka, RabbitMQ, IBM MQ, or JMS.

Develop high-volume, low-latency, and resilient distributed services.

Design batch and sub-batch processing for large datasets, including failure handling and recoverability.

Implement data archival, restoration, synchronization, and migration capabilities.

Design and optimize MongoDB and relational-database collections, schemas, indexes, and queries.

Lead technical design, low-level design, development, testing, release, and production-support activities.

Provide technical direction, code reviews, development standards, and mentoring to engineering teams.

Migrate applications to OpenShift and Kubernetes-based container platforms.

Develop and maintain CI/CD pipelines using Jenkins, Harness, GitHub, Maven, Gradle, and artifact repositories.

Implement OAuth 2.0, TLS, encryption, and API-security controls.

Develop automated tests using JUnit, Mockito, Cucumber, Selenium, JMeter, Gatling, WireMock, or comparable tools.

Build dashboards and operational alerts using Splunk, Kibana, AppDynamics, Instana, or Datadog.

Troubleshoot production issues by analyzing application logs, performance metrics, event flows, and database behavior.

Collaborate with product owners, architects, QA, database, security, and DevOps teams.

Drive application resiliency, performance improvement, cloud adoption, and engineering automation.

Required Skills

Advanced Java and J2EE development experience.

Strong experience with Spring Boot, Spring MVC, Spring Data, Spring Batch, and REST APIs.

Experience with microservices and event-driven architecture.

Hands-on experience with Kafka and at least one enterprise messaging technology.

Strong experience with MongoDB and relational databases such as Oracle or PostgreSQL.

Experience deploying applications to OpenShift, Kubernetes, AWS, or comparable cloud platforms.

Strong understanding of API security, OAuth 2.0, TLS, and encryption.

Experience with Jenkins, Maven, Gradle, GitHub, SonarQube, and CI/CD.

Experience with automated unit, integration, behavioural, and performance testing.

Production-support experience using enterprise monitoring and logging tools.

Proven ability to lead technical delivery and coordinate engineering activities.

Preferred Skills

Banking, payments, cards, digital wallets, alerts, or account-servicing experience.

Experience With Cassandra, MariaDB, Or Other NoSQL Platforms.

Experience with Apigee or another API-management platform.

Familiarity with AWS, Pivotal Cloud Foundry, or Google Cloud.

Knowledge of Autosys and enterprise batch scheduling.

AWS certification or another relevant cloud certification.

Experience using AI-assisted software-development tools.

Education

Bachelor s degree in Computer Science, Engineering, Information Technology, or a related field.

Disclaimer: AI tools may assist in the recruitment process; however, all hiring decisions are made by the recruitment team based on a comprehensive evaluation of candidates.

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More about this job

Responsibilities

Design and deliver secure, scalable banking and payment applications, including Java microservices, APIs, event-driven integrations, batch processing, and containerized workloads. Lead technical design and delivery, mentor engineering teams, support production systems, and improve application security, resiliency, performance, and automation.

Requirements

Requires advanced Java and J2EE experience, strong Spring Boot and microservices expertise, messaging and database experience, and familiarity with cloud or container platforms and CI/CD. Candidates should also have API-security and automated-testing knowledge, production-support experience, and a proven ability to lead technical delivery; banking or payments experience is preferred.

Skills

Java
J2EE
Spring Boot
Spring MVC
Spring Data
Spring Batch
Microservices
REST APIs
Kafka
Enterprise Messaging
MongoDB
Relational Databases
Kubernetes
OpenShift
OAuth 2.0
CI/CD

Visa sponsorship

Not detected in the job text

Keywords

Java
J2EE
Spring Boot
Spring MVC
Spring Data
Spring Batch
Microservices
REST APIs
Kafka
RabbitMQ
IBM MQ
JMS
MongoDB
Oracle
PostgreSQL
Kubernetes
OpenShift
AWS
OAuth 2.0
TLS
Encryption
Jenkins
Maven
Gradle
GitHub
SonarQube
CI/CD
JUnit
Mockito
Splunk

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