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Added 2 days ago
ES
GEN AI Developer
Epsilon Solutions Ltd.
Mississauga, ON
- Contract
Reverse engineer application codebases (Python, Java, Angular, Mule) to auto-generate:
Added 2 days ago
RT
Java Full Stack Microservice Developer
Reveille Technologies,Inc
Vancouver, BC
- Full-time
 8-10 years of hands-on experience in Java/J2EE software development with proven
Added 2 days ago
RI
Senior Software Development Engineer in Test (SDET)
Rose International
Mississauga, ON
- Full-time
Java SE Professional Developer Certification.
Added 2 days ago
T
Quality Assurance Automation Engineer
Tekshapers
Toronto, ON
- Contract
Should have expertise in at least one programming language (such as: C#, Python, Java) in addition to Continuous Integration tools (such as: Jenkins, Azure DevOps) Responsibility 6 + years…
Added 2 days ago
ES
Java Developer
Epsilon Solutions Ltd.
Mississauga, ON
- Full-time
Design, develop, and maintain Java based microservices
Added 2 days ago
T
Manager, Engineering
TD
Toronto, ON
- Full-time
Added 2 days ago
TU
Bioinformatics Specialist
The University of British Columbia
Vancouver, BC
- $8,810.92 to $13,202.5 CAD / month
- Full-time
Added 2 days ago
D
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 2 days 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 2 days 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.
Added 2 days ago
AS
Backend Developer
Axelon Services Corporation
Montreal, QC
- $65.52 USD / hour
- Other
Strong technology background with advanced knowledge of Java and Java-based technology stack.
Added 2 days ago
EC
GEN Ai Developer
Experis Canada
Toronto, ON
- Contract
Reverse engineer existing applications built using Python, Java, Angular, and Mule to generate architecture, data flow, and sequence diagrams.
Added 2 days ago
C
AI Architect-Governance & Delivery Lead
CGI
Toronto, ON
- Full-time
Define reference architectures for enterprise GenAI and agentic solutions, covering LLM integration, APIs, cloud deployment, state management, orchestration, and tool access (including MCP…
Added 2 days ago
SS
Java Developer
Staffmax Staffing & Recruiting
Mississauga, ON
- $120,000 to $130,000 CAD / year
- Full-time
We are looking for an experienced Java Developer to design, develop, and maintain scalable, high-performance microservices and REST APIs. The ideal candidate will have strong hands-on…
Added 2 days ago
AI
SENIOR JAVA DEVELOPER – SPRING BOOT, MICROSERVICES, KAFKA & MONGODB
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Mississauga, ON
- Full-time
Design, develop, and maintain Java-based microservices.
Added 2 days ago
AI
SENIOR JAVA DEVELOPER – SPRING BOOT, MICROSERVICES & REST APIs
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Mississauga, ON
- Full-time
Design, develop, test, and maintain enterprise-grade Java applications.
Added 3 days ago
UO
Programmer Analyst II
University of British Columbia
Vancouver, BC · UBCV | The Leonard S. Klinck Building (LSK)
- $8,810.92 to $13,202.5 CAD / month
- Full-time
…planning, implementation and operation of an enterprise-scale data integration solution for the University of British Columbia that transforms the processes and systems by which data is…
Added 3 days ago
UO
Programmer Analyst II
University of British Columbia
Vancouver, BC · UBCV | The Leonard S. Klinck Building (LSK)
- $8,810.92 to $13,202.5 CAD / month
- Full-time
…planning, implementation and operation of an enterprise-scale data integration solution for the University of British Columbia that transforms the processes and systems by which data is…
Added 3 days ago
C
DevOps Consultant, Application Development
CIBC
Toronto, ON
- Full-time
Build & Deploy - Design, develop and maintain build and automated code deployment systems. Define, build code (Golang, Java, NodeJS, C++, JBoss EAP), create artifacts/docker images and…
Added 3 days ago
SD
Senior Java Developer
Symbiotic Digital
Toronto, ON · Queen's Park Ontario Provincial Government, Ontario
- Contract
We are seeking a Senior Java Developer - Full Stack to
Added 3 days ago
UT
Java Programmer # 26-27285
US Tech Solutions
Fredericton, NB
- $60 to $65 CAD / hour
- Contract
Support Java-based application development, maintenance, and troubleshooting.
Added 3 days ago
D
Software Engineer in Test
Dexian
Mississauga, ON
- Other
…cloud-native test automation frameworks from scratch using Core Java, BDD/TDD principles, and modern architectural design…
Added 3 days ago
L
Senior Forward Deployment Engineer
Luxoft
Mississauga, ON
- Full-time
…performing dependency and reachability analysis, upgrading Java and NPM runtimes, modernizing Spring and legacy middleware applications, improving CI/CD pipelines, containerizing…
Added 3 days ago
Technical Consultant I
Zafin
Toronto, ON
…billing, loyalty, and relationship management; and Zafin IO, an integration platform that connects data, systems, and workflows across complex enterprise…
Added 3 days ago
NS
Senior Java Developer
N2P Systems
Mississauga, ON
- Full-time
We are seeking an experienced Java Developer with strong hands-on expertise in Java, Spring Boot, microservices architecture, MongoDB, and Apache Kafka.

N2P Systems

Senior Java Developer

Mississauga, ON, Canada

Full-time

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Job details

Job type: Full-time
Apply by: Nov 26, 2026
Posting language: English
Posted: Oct 27, 2026

Original job description

We are seeking an experienced Java Developer with strong hands-on expertise in Java, Spring Boot, microservices architecture, MongoDB, and Apache Kafka.

The ideal candidate will have experience designing and developing scalable enterprise applications, building RESTful APIs, optimizing database performance, and integrating distributed systems. You will collaborate with architects, business analysts, QA engineers, and DevOps teams to deliver reliable, secure, and high-performance software solutions.

Key Responsibilities

Design, develop, and maintain Java-based microservices using Java and Spring Boot.
Build and maintain RESTful APIs following enterprise architecture and design standards.
Implement microservices architecture, including service decomposition and API contract design.
Develop and optimize SQL queries for transactional and reporting requirements.
Design and manage MongoDB schemas, document models, indexes, and aggregation pipelines.
Develop and maintain Kafka producers and consumers, with an understanding of partitioning and message processing.
Integrate applications with upstream and downstream systems using REST APIs and messaging technologies.
Ensure high availability, scalability, performance, and reliability of microservices.
Implement exception handling, logging, monitoring, and application resilience patterns.
Collaborate with Business Analysts, Architects, QA, and DevOps teams.
Participate in code reviews, unit testing, defect resolution, and technical discussions.
Support CI/CD pipelines, application deployments, and production troubleshooting.
Follow secure coding practices and enterprise compliance standards.

Required Technical Skills

Java: Strong hands-on development experience with Java 8, 11, or 17.
Spring Framework: Experience with Spring Boot, Spring MVC, and Spring Data.
Microservices: Strong understanding of microservices architecture, service decomposition, and API contracts.
REST APIs: Experience developing RESTful services using JSON, OpenAPI, and Swagger.
Apache Kafka: Experience with Kafka producers, consumers, and partitioning.
MongoDB: Experience with document modeling, indexing strategies, aggregation framework, CRUD operations, and query performance tuning.
SQL: Experience writing and optimizing SQL queries for transactional and reporting use cases.
Cloud and Containers: Experience with OpenShift and/or AWS.
System Integration: Experience integrating applications with upstream and downstream systems.

Preferred Qualifications

Experience with event-driven architecture and distributed systems.
Familiarity with CI/CD pipelines, application monitoring, and production support.
Experience implementing application resilience, observability, and performance optimization practices.
Knowledge of secure coding practices and enterprise application development standards.

Experience Requirements

9–12 years of professional software development experience.
Strong analytical, debugging, and problem-solving skills.
Experience developing and supporting scalable enterprise applications.
Ability to collaborate effectively with cross-functional technical and business teams.

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More about this job

Responsibilities

Design, develop, and maintain Java and Spring Boot microservices, REST APIs, and integrations using Kafka, MongoDB, and SQL. Improve application scalability, reliability, security, and performance while collaborating across teams and supporting testing, deployments, and production troubleshooting.

Requirements

Requires 9–12 years of software development experience, strong Java and Spring expertise, and experience with microservices, REST APIs, Kafka, MongoDB, SQL, and cloud or container platforms such as OpenShift or AWS. Candidates should have experience building scalable enterprise applications and strong analytical, debugging, problem-solving, and cross-functional collaboration skills.

Skills

Java
Spring Boot
Spring MVC
Spring Data
Microservices Architecture
RESTful APIs
Apache Kafka
MongoDB
SQL
OpenShift
AWS
System Integration
Distributed Systems
CI/CD
Application Monitoring
Secure Coding

Visa sponsorship

Not detected in the job text

Keywords

Java 8
Java 11
Java 17
Spring Boot
Spring MVC
Spring Data
Microservices Architecture
Service Decomposition
API Contracts
REST APIs
JSON
OpenAPI
Swagger
Apache Kafka
Kafka Producers
Kafka Consumers
Partitioning
MongoDB
Document Modeling
Aggregation Framework
SQL
OpenShift
AWS
Event-Driven Architecture
Distributed Systems
CI/CD
Application Resilience
Observability
Performance Optimization
Secure Coding

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