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Added 4 mins 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 4 mins ago
ST
DevOps Engineer - Senior
Soroc Technology
Toronto, ON
- Contract
Drive cloud cost optimization, operational improvements, and DevOps maturity through performance metrics and continuous improvement.
Added 4 mins ago
M
Senior Consultant, Advanced Analytics
MNP
Edmonton, AB · AB · NS · Calgary, AB · Dartmouth, NS
- Full-time
Make an impact with MNP Digital as a Senior Consultant, Advanced Analytics. You will collaborate with our Business Intelligence, Data & Analytics team to design and deliver modern cloud…
Added 4 mins ago
M
Senior Consultant, Advanced Analytics
MNP
Vancouver, BC · Ottawa, ON · Toronto, ON
- Full-time
Make an impact with MNP Digital as a Senior Consultant, Advanced Analytics. You will collaborate with our Business Intelligence, Data & Analytics team to design and deliver modern cloud…
Added 1 hour ago
Developer
Insurance Corporation of British Columbia
North Vancouver, BC
…focus is primarily on operational support working with other senior Genesys engineering specialists, business users and teams in configuration changes, incident triage and support for this…
Added 1 hour 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 1 hour ago
AI
Senior Java- Low Latency Developer
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Mississauga, ON
- Full-time
Participate in CI/CD implementation and DevOps-driven development practices.
Added 1 hour ago
V
AI Engineer
VySystems
Mississauga, ON
- Full-time
We are looking for an experienced Senior React Developer to design, develop, and maintain high-performance, scalable, and responsive web applications. The ideal candidate will have strong…
Added 1 hour ago
KG
PKI & Certificate Automation Engineer
K&K Global Talent Solutions INC.
ON · Ontario, Canada
- Full-time
We are seeking a highly skilled Senior PKI & Certificate Automation Engineer with strong expertise in Digital Certificate Lifecycle Management, PKI Infrastructure, TLS/mTLS Security,…
Added 1 hour ago
QT
Senior Systems Engineer (Linux / Ansible / Nutanix)
Quantum Technology Recruiting Inc. (QTR)
Toronto, ON
- $85 to $90 CAD / hour
- Contract
We are seeking a Senior Systems Engineer with deep Linux infrastructure expertise and strong DevOps automation experience to support major enterprise infrastructure modernization…
Added 1 hour ago
CS
Azure .Net Developer
Cyber Space Technologies LLC
Toronto, ON
- Contract
We are seeking a highly skilled Senior Azure Applications Developer with extensive experience in cloud-based application development, specifically within the Microsoft Azure ecosystem. In…
Added 1 hour ago
H
Senior Java Low Latency Developer
HRConnects
Mississauga, ON
- Full-time
We’re seeking a Senior Java Low Latency Developer to design, develop, test, and maintain enterprise applications. You’ll work across APIs, microservices, middleware integrations, databases,…
Added 1 hour ago
D
Software Engineer - Platform Engineering
Deloitte
Toronto, ON
- Full-time
Collaborate with architects, platform engineers, and senior developers on technical design decisions
Added 1 hour 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 1 hour ago
ZS
Principal Databricks Data Engineer
Zodiac Solutions, Inc
Toronto, ON
- Full-time
Experience with CI/CD pipelines using Git, Terraform, Jenkins, or Azure DevOps
Added 1 hour 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
Position: Senior Software Engineer (Golang, Microservices, DevOps)
Added 1 hour ago
T
Full-Stack Architect
TD
Toronto, ON
- Full-time
Guide architecture & engineering teams to define reusable patterns, leverage modern architectural approaches (DDD, DevOps, Events, Cloud, Microservices, Data Pipelines)
Added 1 hour ago
C
Sr. Consultant, Full Stack Developer
CIBC
Toronto, ON
- Full-time
…requirements and prepare design specifications as instructed by senior team…
Added 2 hours ago
M
Senior Power BI Developer
Maarut
Montréal-Est, QC · Montreal/Quebec city, Quebec
- Contract
The client is seeking a senior Power BI developer, 8+ years,
Added 2 hours ago
AI
ETL Developer - Snowflake
Apptoza Inc.
Calgary, AB
- Contract
Seeking a Senior ETL Developer with strong Snowflake expertise to design scalable, secure, and cost-effective data platforms. The ideal candidate will have hands-on experience with…
Added 2 hours ago
IR
Senior Quality Assurance Analyst - Remote/Hybrid (Canada)
Info-Tech Research Group
London, ON · Toronto, ON
- Full-time
The Senior Software QA Analyst’s role is to plan and execute effective test suites across various products and systems within Info-Tech’s Agile software development process. Our current…
Added 2 hours ago
A
Senior Java Spark Backend Developer
Apptad
Montreal, QC
- Contract
We are seeking a highly skilled and experienced Senior Java Backend Developer to join our core engineering team. In this role, you will be responsible for designing, building, and…
Added 2 hours ago
HT
Senior Quality Assurance Engineer
High Tech Genesis
Toronto, ON
- Contract
Experience with Jira, ALM, Azure DevOps, or similar defect/test management tools.
Added 3 hours ago
SC
Principal Data Engineer
Sleep Country
Brampton, ON
- Full-time
Sleep Country/Dormez-vous? is seeking a Principal Data Engineer to provide senior technical leadership for our enterprise data strategy, platform architecture, and engineering capabilities.…
Added 3 hours ago
SM
RQ11255 – Systems Testing/QA Specialist – Senior
S M Software Solutions Inc
Toronto, ON
- Full-time
We are seeking a Senior Systems Testing/QA Specialist with extensive experience in software quality assurance, commercial off-the-shelf (COTS) application testing, functional and…

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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