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Added 7 hours ago
R
Lead Full Stack Developer
RBC
Toronto, ON
- Full-time
At its core, this role requires excellent problem-solving skills and C#/.Net, Java, Python and full stack coding capability. This role will need to effectively communicate, collaborate, and…
Added 19 hours ago
T
Senior Software Engineer (L3)
Twilio
Remote, Canada
- Full-time
- Remote
Strong Proficiency in Java or Go, with solid knowledge of AWS ecosystems (Lambda, EKS, DynamoDB, Kafka).
Added 1 day ago
T
Senior Databricks Data Architect
TheCorporate
ON · Ontario, Canada
- Contract
Python based API, Python scripting, experience leading small teams
Added 1 day ago
AT
Senior Integration Engineer
Altis Technology
Ottawa, ON
- $140,000 to $147,000 CAD / year
- Full-time
Practical experience with Kafka, event-driven architecture, REST APIs, API gateways, OAuth 2.0, and JWT
Added 1 day ago
D
Java Backend Developer
Dexian
Mississauga, ON
- Contract
We are seeking a highly skilled and passionate Senior Java Backend Developer to join our engineering team as a Senior Individual Contributor. In this role, you will be responsible for…
Added 2 days ago
G
Ingénieur(e) Senior en Développement Logiciel / Sr. Software Developer
GoTo
Montreal, QC
- Full-time
À titre de développeur logiciel senior au sein de l’équipe CMGMT (Call Management), vous contribuerez à concevoir et à exploiter les services résilients qui propulsent les appels vocaux et…
Added 2 days ago
Senior Full Stack Engineer
Scotiabank
Toronto, ON
Back-End: Node.js, Java (Java 8+), Spring Boot, RESTful API development.
Added 2 days ago
SG
Technical Team Leader
Societe Generale
Montreal, QC
- Full-time
This includes transitioning from an Azure .NET 3-tier architecture to a modern data-driven ecosystem (Java, Kafka, Data Lake, Spark). As a hands-on leader, you will support the team in…
Added 2 days ago
TT
Senior Full Stack Developer
Tundra Technical Solutions
Brampton, ON
- $120,000 to $130,000 CAD / year
- Full-time
A Senior Full Stack Developer requirement is also anticipated, targeting approximately 8+ years of relevant experience with the same broad technical foundation and additional leadership…
Added 3 days ago
PS
Senior Java Microservices Engineer
Publicis Sapient
Calgary, AB
- Full-time
We are looking for highly skilled Senior Java Microservices Engineer to join a strategic client engagement in Calgary. We are looking for a hands-on senior engineer who combines strong…
Added 3 days ago
MC
Senior QA Engineer III – Automation | Banking | API | Kafka | ETL (35729)
Myticas Consulting
Ottawa, ON
- Full-time
Senior QA Engineer III – Automation | Banking | API | Kafka | ETL
Added 3 days ago
U
Senior Software Developer, BE
Udemy
Toronto, ON
- Full-time
As a Staff Software Developer on the Monetization team, you'll lead technical initiatives and take significant ownership over service architecture, product API development, and data…
Added 3 days ago
Senior Software Developer, BE
Coursera Sourcing
Toronto, ON
As a Staff Software Developer on the Monetization team, you'll lead technical initiatives and take significant ownership over service architecture, product API development, and data…
Added 3 days ago
K
Senior Full-Stack Software Engineer - AI-Native Engineering, Java & React
Kaseya
Toronto, ON
- Full-time
Senior Full-Stack Software Engineer - AI-Native Engineering, Java & React
Added 3 days ago
Senior Software Developer, BE
Coursera
Toronto, ON
As a Staff Software Developer on the Monetization team, you'll lead technical initiatives and take significant ownership over service architecture, product API development, and data…
Added 3 days ago
HR
Full Stack Architect
HTD Resources
Toronto, ON
- Full-time
We are looking for a Full Stack Architect with strong hands-on expertise in Java and Angular and proven experience delivering large-scale software projects for banking/financial services…
Added 3 days ago
Senior Full-Stack Software Engineer - AI-Native Engineering, Java & React
Kaseya Careers
Toronto, ON
Senior Full-Stack Software Engineer - AI-Native Engineering, Java & React
Added 3 days ago
PG
Senior Java Microservices Engineer
Publicis Groupe Holdings B.V
Calgary, AB
- Full-time
We are looking for highly skilled Senior Java Microservices Engineer to join a strategic client engagement in Calgary. We are looking for a hands-on senior engineer who combines strong…
Added 3 days ago
PG
Senior Software Development Engineer Test
PRI Global
Vancouver, BC
- Contract
The SDET role is primarily focused on automated API and integration testing rather than Kafka-specific testing. The selected candidate will interact with Kafka consumers and Gemini Grid…
Added 4 days ago
Software Engineer II, Toast International
Toast
ON
In this role, you will work hands-on with distributed microservices in Java and Kotlin - delivering high-impact capabilities such as payment integrations, messaging services, and core…
Added 4 days ago
Senior Software Engineer, Backend - Toast International
Toast
ON
Deep proficiency in Java or Kotlin, relational and NoSQL databases (e.g., PostgreSQL, DynamoDB), and event-driven architectures (Pulsar / Kafka / AWS).
Added 4 days ago
RI
Senior SDET (Java & API Automation)
Rose International
Vancouver, BC
- Full-time
Job Title: Senior SDET (Java & API Automation)
Added 4 days ago
C
Senior Java Developer, Assistant Vice President
Citi
Mississauga, ON
- Full-time
4+ years of relevant experience in Java (Java 17 or more) , experience with Spring Boot, KAFKA, APACHE FLINK, GRPC, ECS, Mongo, REST API, JUNIT and SQL Basics required
Added 4 days ago
D
Senior Java Software Engineer
Dexian
Mississauga, ON
- Contract
We are seeking an experienced Senior Java Backend Developer with 10+ years of software development experience and strong expertise in Java, Spring Boot, REST APIs, Microservices, and Cloud…
Added 4 days ago
T
Senior IT Developer- Java, Springboot
TD
Toronto, ON
- Full-time
The Mass and Core Payment Technology Team is looking for a Senior IT Developer to contribute to the applications build from scratch as well as maintain them.

Dexian

Senior Java Software Engineer

Mississauga, ON, Canada

Contract

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Job details

Job type: Contract
Apply by: Oct 29, 2026
Posting language: English
Posted: Sep 29, 2026

Original job description

Job Description:

Job Title: Senior Java Backend Developer

Location: Mississauga, ON (Hybrid)

Employment Type: Contract / Full-Time

Domain: Banking / Financial Services – Mandatory

Experience: 10+ Years

Position Summary

We are seeking an experienced Senior Java Backend Developer with 10+ years of software development experience and strong expertise in Java, Spring Boot, REST APIs, Microservices, and Cloud technologies. The ideal candidate must have solid experience working within the Banking/Financial Services domain and be capable of designing, developing, and supporting scalable enterprise-grade backend applications.

The candidate will work closely with architects, business analysts, product owners, and engineering teams to build highly available, secure, and scalable backend solutions for banking applications.

Key Responsibilities

Design, develop, and maintain high-performance backend applications using Java and Spring Boot.

Develop and integrate RESTful APIs and enterprise APIs for banking applications.

Design and implement Microservices-based architectures following industry best practices.

Develop scalable, resilient, and secure services for high-volume financial transactions.

Participate in the complete Software Development Life Cycle (SDLC) including requirements analysis, design, development, testing, deployment, and production support.

Collaborate with architects and technical leads to translate business requirements into technical solutions.

Design API contracts, service interfaces, data models, and integration patterns.

Implement exception handling, logging, monitoring, security, and performance optimization.

Work with relational and NoSQL databases and optimize SQL queries where required.

Develop applications using cloud-native technologies and deploy/manage services in cloud environments.

Work with CI/CD pipelines and support automated build, testing, and deployment processes.

Troubleshoot production issues, perform root cause analysis, and implement permanent fixes.

Conduct code reviews and ensure adherence to coding standards and engineering best practices.

Mentor junior and mid-level developers and contribute to technical knowledge sharing.

Work in an Agile/Scrum development environment.

Required Technical Skills

Core Java

10+ years of hands-on experience in Java development.

Strong knowledge of Java fundamentals, Collections, Multithreading, Exception Handling, JVM concepts, and Java 8+ features.

Strong understanding of object-oriented programming and design principles.

Experience with performance optimization and debugging of enterprise applications.

Spring Boot & Microservices

Strong hands-on experience with Spring Boot.

Extensive experience designing and developing Microservices.

Strong knowledge of Spring Framework, Spring MVC, Spring Data, and Spring Security.

Experience with service-to-service communication and distributed systems.

Understanding of resilience patterns, scalability, fault tolerance, and service discovery.

APIs

Strong experience developing REST APIs.

Experience with API design, API security, authentication, authorization, versioning, and documentation.

Experience with JSON, HTTP, OAuth2/JWT and API integration patterns.

Experience with API gateways such as Apigee, Kong, AWS API Gateway, or Azure API Management is a plus.

Cloud

Hands-on experience with at least one major cloud platform:

MS Azure

Cloud Platform (GCP)

Experience deploying and operating Java/Microservices applications in cloud environments.

Understanding of cloud-native architecture, containers, scalability, monitoring, and security.

Experience with Docker and Kubernetes is highly preferred.

Database

Strong SQL skills with databases such as Oracle, PostgreSQL, SQL Server, or DB2.

Experience with NoSQL databases such as MongoDB, Cassandra, or DynamoDB is a plus.

Experience with database optimization and transaction management.

DevOps & Engineering Tools

Experience with Git and CI/CD tools such as Jenkins, GitLab CI, Azure DevOps, or similar.

Exposure to Docker/Kubernetes and automated deployment.

Experience with application monitoring and logging tools is preferred.

Knowledge of Kafka or other messaging platforms is highly desirable.

Banking Domain – Mandatory

Candidates must have significant hands-on experience in the Banking / Financial Services domain.

Experience in one or more of the following areas is preferred:

Retail Banking

Commercial Banking

Corporate Banking

Payments

Credit / Lending

Cards

Capital Markets

Treasury

Trade Finance

Risk Management

Regulatory Reporting

AML / KYC

Transaction Processing

Account & Customer Management

Digital Banking

Financial Transaction Processing

The candidate should understand banking processes, financial transactions, security requirements, regulatory considerations, and enterprise integration patterns.

Preferred Qualifications

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

Experience working with large-scale enterprise banking applications.

Experience with event-driven architecture and Kafka.

Knowledge of AWS/Azure cloud architecture.

Experience with Kubernetes/OpenShift.

Familiarity with CI/CD and DevOps practices.

Experience working in Agile/Scrum teams.

Strong communication and problem-solving skills.

Dexian stands at the forefront of Talent + Technology solutions with a presence spanning more than 70 locations worldwide and a team exceeding 10,000 professionals. As one of the largest technology and professional staffing companies and one of the largest minority-owned staffing companies in the United States, Dexian combines over 30 years of industry expertise with cutting-edge technologies to deliver comprehensive global services and support.

Dexian connects the right talent and the right technology with the right organizations to deliver trajectory-changing results that help everyone achieve their ambitions and goals. To learn more, please visit https://dexian.com/.

Dexian is an Equal Opportunity Employer that recruits and hires qualified candidates without regard to race, religion, sex, sexual orientation, gender identity, age, national origin, ancestry, citizenship, disability, or veteran status.

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More about this job

Responsibilities

Design, develop, and support secure, scalable, high-performance backend applications and microservices for banking, including REST APIs, integrations, and cloud deployments. Participate throughout the SDLC, troubleshoot production issues, optimize performance, review code, and mentor other developers.

Requirements

Requires 10+ years of hands-on Java development experience, strong expertise in Spring Boot, microservices, REST APIs, cloud technologies, and databases, plus significant banking or financial services experience. Candidates should also understand secure and resilient distributed systems and have experience with CI/CD; a relevant bachelor's or master's degree is preferred.

Skills

Java
Spring Boot
Microservices
REST APIs
Banking
Financial Services
Cloud Technologies
SQL
Spring Security
API Security
Docker
Kubernetes
CI/CD
Kafka
Agile/Scrum
Distributed Systems

Visa sponsorship

Not detected in the job text

Keywords

Java
Spring Boot
Spring Framework
Spring MVC
Spring Data
Spring Security
Microservices
REST APIs
OAuth2
JWT
AWS
Microsoft Azure
Google Cloud Platform
Docker
Kubernetes
OpenShift
Oracle
PostgreSQL
SQL Server
DB2
MongoDB
Cassandra
DynamoDB
Git
Jenkins
GitLab CI
Azure DevOps
Kafka
Agile/Scrum
Banking

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