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Added 6 hours ago
AT
Cloud Automation & DevOps Engineer
Aarorn Technologies Inc
Toronto, ON
- $50 CAD / hour
- Contract
The role requires strong hands-on experience with OpenShift, Kubernetes, GitOps, CI/CD automation, observability, secrets management, Linux, and scripting. The selected candidate will also…
Added 6 hours ago
AT
Senior Java Full Stack Developer
Aarorn Technologies Inc
Toronto, ON
- $52 CAD / hour
- Contract
We are seeking a Senior Java Full Stack Developer to design and deliver scalable enterprise applications within a complex financial-services environment. The role will focus on Java and…
Added 6 hours ago
AT
Senior Java Developer
Aarorn Technologies Inc
Toronto, ON
- $55 CAD / hour
- Contract
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…
Added 6 hours ago
ET
Java Technical Lead � Backend Development, AWS & DevOps
Expedite Talent Solutions
Montreal, QC
- Full-time
L*** backend Java development and integration initiatives supporting enterprise document management workflows.
Added 6 hours ago
N
Software Developer Co-Op
Nutanix
Vancouver, BC
- $30 to $35 CAD / hour
- Volunteer
Experience with at least one modern programming language (e.g., Python, Java, C++, Go, JavaScript).
Added 8 hours ago
Senior Technical Delivery Manager - Web & Cloud Platforms
Rogers Communications
Toronto, ON
…using modern technologies such as React, Angular, Node.js, Java/Spring Boot and .NET, deployed on AWS, Azure or Google Cloud with Kubernetes and serverless…
Added 9 hours ago
O
Manager, Software Development
OpenText
Waterloo, ON
- Full-time
Experience with .NET or Java, modern open source projects, dev tools required.
Added 10 hours ago
A
Full Stack Software Developer
ATB
Calgary, AB · Edmonton, AB
- Full-time
…and, while we mostly use React, Node.js, Python, TypeScript, Java on Google Cloud Platform, Linux and Kubernetes, new services can be built using whatever tools make sense to get the job…
Added 10 hours ago
E
Stagiaire Développeur de Logiciels
Ericsson
Montreal, QC
- Full-time
Stagiaire Développeur de Logiciels - Software Developer Intern
Added 12 hours ago
Systems Administrator 3
British Columbia Lottery Corporation
BC · Hybrid - Kamloops or Vancouver, BC
Added 12 hours ago
E
Stagiaire Développeur de Logiciels
Ericsson
Montreal, QC
- Full-time
Stagiaire Développeur de Logiciels - Software Developer Intern
Added 13 hours ago
ET
Java Technical Lead – Backend Development, AWS & DevOps
Expedite Talent Solutions
Montreal, QC
- Full-time
L*** backend Java development and integration initiatives supporting enterprise document management workflows.
Added 13 hours ago
T
Cloud Architect
Tangerine
Toronto, ON
- Full-time
Design and build highly available and scalable infrastructure, as example, Kubernetes.
Added 14 hours ago
AI
Technical Lead - Java
Avanciers Inc.
Toronto, ON
- $60 to $65 CAD / hour
- Contract
…designing and delivering scalable enterprise applications using Java, Microservices, Event-Driven Architecture, SQL, and Azure Kubernetes Service (AKS). The ideal candidate will drive…
Added 14 hours ago
RI
Senior Forward Deployed Engineer - Java/ Python | Capital Markets
Rose International
Mississauga, ON
- Full-time
4+ years of professional software engineering experience, with demonstrable experience as a Full-Stack Developer transitioning into a customer-facing, Forward Deployed Engineer (FDE)-style…
Added 14 hours ago
RI
Senior Full-Stack Java Developer (Kafka/ Angular)
Rose International
Mississauga, ON
- Full-time
Seeking a Senior Full Stack Java Developer to join a technology team supporting applications and digital solutions within the Banking / Financial Services domain.
Added 14 hours ago
RI
Senior Software Development Engineer in Test (SDET)
Rose International
Mississauga, ON
- Full-time
Java SE Professional Developer Certification.
Added 14 hours ago
O
Sr. Software Developer
OpenText
Richmond Hill, ON
- Full-time
…Process Management, Capture, Collaboration, and span a variety of JAVA and Microsoft based platforms and architectures. Our mission is to maintain and modernize these established products…
Added 14 hours ago
K
Java Software Engineer
Kelly
Mississauga, ON
- Contract
Job Summary: Seeking a Senior Java Developer / Lead Development Analyst with 10+ years of experience to build enterprise-grade applications for Global Spread Products Risk and Capital…
Added 14 hours ago
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Senior SDET / Quality Engineering Lead/Architect
Droisys
Brampton, ON
- Contract
Design and build next-generation, cloud-native test automation frameworks using Core Java and BDD/TDD principles.
Added 14 hours ago
M
Software Engineer - II
Mastercard
Vancouver, BC
- Full-time
We are looking for a Software Developer to join our DMP team in Vancouver office.
Added 15 hours ago
K
Software Engineer in Test
Kelly
Mississauga, ON
- Contract
Design and build scalable, cloud-native test automation frameworks using Core Java, BDD/TDD, Cucumber, TestNG/JUnit.
Added 15 hours ago
PC
Senior Software Development Engineer in Test (SDET) / Quality Engineering Architect
Pyramid Consulting, Inc
Mississauga, ON
- $70 to $79 CAD / hour
- Contract
Certifications such as Certified Software Test Architect, AWS/GCP Cloud Architecture, or Java SE Professional Developer Certification are advantageous.

Aarorn Technologies Inc

Senior Java Full Stack Developer

Toronto, ON, Canada

$52 CAD / hour · Contract

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Job details

Pay: $52 CAD / hour
Job type: Contract
Apply by: Apr 26, 2027
Posting language: English
Posted: Oct 28, 2026

Original job description

Job Title: Senior Java Full Stack Developer

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

Employment Type: Contract

Pay Rate: CAD$52/HR INC

Interview Type: Face 2 Face (Onsite Interview Only)

We are seeking a Senior Java Full Stack Developer to design and deliver scalable enterprise applications within a complex financial-services environment. The role will focus on Java and Spring Boot microservices, Angular or React user interfaces, REST APIs, Kafka-based event processing, cloud platforms, and containerized deployments.

The ideal candidate will have experience building secure, high-volume applications and collaborating across architecture, product, quality engineering, DevOps, and support teams.

Key Responsibilities

Design, develop, and enhance Java and Spring Boot microservices.

Build responsive web interfaces using Angular or React.

Develop secure and reusable RESTful APIs for enterprise integrations.

Implement synchronous and event-driven integrations using REST and Apache Kafka.

Support client, account, transaction, payment, and preference-processing workflows.

Design services using microservices, event-driven, and domain-driven architecture principles.

Develop automated unit, functional, integration, and performance tests.

Create mock services and event simulators for end-to-end testing.

Perform application performance testing and troubleshoot latency or throughput issues.

Deploy and support applications on OpenShift, Kubernetes, or AWS container platforms.

Develop and maintain CI/CD pipelines using Jenkins and GitHub Actions.

Implement authentication and authorization using OAuth 2.0, JWT, Spring Security, and token-based access controls.

Monitor distributed applications using Prometheus, Grafana, and application logs.

Optimize MongoDB and PostgreSQL queries, indexes, and data-access patterns.

Participate in Agile planning, design reviews, code reviews, production releases, and incident resolution.

Identify application defects, security vulnerabilities, and opportunities for technical improvement.

Required Skills

Strong hands-on development experience with Java 8 or later.

Advanced experience with Spring Boot, Spring MVC, Hibernate, and microservices.

Experience developing REST APIs and distributed backend services.

Hands-on experience with Angular or React, JavaScript, TypeScript, HTML, and CSS.

Experience with Apache Kafka and asynchronous message processing.

Experience with PostgreSQL and MongoDB.

Experience deploying applications using Docker, Kubernetes, or OpenShift.

CI/CD experience with Jenkins, GitHub Actions, Git, Maven, or Gradle.

Experience with OAuth 2.0, JWT, and Spring Security.

Experience with JUnit, Postman, and performance-testing tools.

Understanding of Agile delivery and the software development lifecycle.

Preferred Skills

Experience with AWS services and EKS or ECS.

Experience working within banking, payments, financial services, or another regulated industry.

Familiarity with PCI-DSS-aligned application controls.

Experience implementing Prometheus and Grafana monitoring.

Exposure to fraud detection, anomaly detection, or risk analytics integrations.

Knowledge of Redis and performance-testing tools such as JMeter.

Education and Certifications

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

AWS certification is considered an asset.

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 develop Java/Spring Boot microservices, responsive web interfaces, secure REST APIs, and Kafka-based integrations for enterprise financial-services workflows. Test, deploy, monitor, and optimize distributed applications while collaborating across teams on releases, reviews, and incident resolution.

Requirements

Candidates need strong Java 8+ development experience, advanced Spring Boot and microservices expertise, and hands-on experience with a frontend framework such as Angular or React. They should also have experience with Kafka, PostgreSQL and MongoDB, container platforms, CI/CD, security, testing, and Agile delivery; a bachelor's degree is specified, and AWS certification is an asset.

Skills

Java
Spring Boot
Microservices
Angular
React
REST APIs
Apache Kafka
PostgreSQL
MongoDB
Docker
Kubernetes
OpenShift
CI/CD
OAuth 2.0
JWT
Spring Security

Visa sponsorship

Not detected in the job text

Keywords

Java
Spring Boot
Spring MVC
Hibernate
Microservices
Angular
React
JavaScript
TypeScript
REST APIs
Apache Kafka
PostgreSQL
MongoDB
Docker
Kubernetes
OpenShift
AWS
EKS
ECS
Jenkins
GitHub Actions
Maven
Gradle
OAuth 2.0
JWT
Spring Security
JUnit
Prometheus
Grafana
PCI-DSS

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