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Added 2 days ago
FC
Actuarial Associate (Ontario)
First Canadian Financial Group
Sherwood Park, AB
- Full-time
Guide the development, validation, and refinement of rating models, loss models, and experience studies using internal and external data
Added 2 days ago
P&
Facility Assistant II - Crop Inputs
Parrish & Heimbecker, Limited
Goderich, ON
- Full-time
Added 2 days ago
P&
Crop Inputs Manager
Parrish & Heimbecker, Limited
Goderich, ON
- Full-time
As the Crop Inputs Manager, you will be responsible for managing the development and operation of a profitable crop inputs business. This position works closely with Customer Service…
Added 2 days ago
BH
Child and Youth Worker - Permanent Full-Time at Various Locations (1.0 FTE)
Brant Haldimand Norfolk Catholic District School Board
Brantford, ON
- Full-time
…you require accommodation for reasons of disability in the application or interview process, please email your request to in advance of any part of the process. All information received…
Added 2 days ago
SD
Indigenous Student Support Worker
School District 60
Fort St. John, BC
- Full-time
Attend directed professional development in-services.
Added 2 days ago
SD
Human Resources Coordinator (Temporary: November 23, 2026 – June 30, 2027)
School District 60
Fort St. John, BC
- Temporary
Assists with the interpretation and consistent application of collective agreements, district policies, procedures, and applicable employment legislation.
Added 2 days ago
OD
Registered Early Childhood Educator (RECE) - TERM - Riverview Alt PS - CORE (8:30AM-4:00PM)
Ottawa-Carleton District School Board (OCDSB)
Ottawa, ON
- Part-time
…support enhanced learning and cognitive, emotional and social development for Junior and Senior Kindergarten students in a full-day Early Learning Program. The Early Childhood Educator…
Added 2 days ago
OD
Registered Early Childhood Educator (RECE) - TERM - Pinecrest PS - AM (9AM-12:30PM)
Ottawa-Carleton District School Board (OCDSB)
Ottawa, ON
- Part-time
…support enhanced learning and cognitive, emotional and social development for Junior and Senior Kindergarten students in a full-day Early Learning Program. The Early Childhood Educator…
Added 2 days ago
OD
Registered Early Childhood Educator (RECE) - TERM - Westwind PS- CORE/PM (10:45am - 6:15pm)
Ottawa-Carleton District School Board (OCDSB)
Ottawa, ON
- Part-time
…support enhanced learning and cognitive, emotional and social development for Junior and Senior Kindergarten students in a full-day Early Learning Program. The Early Childhood Educator…
Added 2 days ago
UG
26ELM229 - Long Term Occasional - Core French - 0.5FTE
Upper Grand District School Board
Orangeville, ON
- Full-time
…compensation, a defined benefit pension plan, professional development opportunities, and vibrant wellness…
Added 2 days ago
WR
After School Support - LTO - 12.5 hrs per week
Waterloo Region District School Board
Waterloo, ON
- Full-time
Support positive learning environments and experiences in which each child’s learning and development will be supported and which is inclusive of all children, including children with…
Added 2 days ago
FI
Event Coordinator
FP Inc.
Toronto, ON
- Contract
An Initial AI Screening will be conducted for this role. Please Click Here to complete your AI screening while submitting your application.
Added 2 days ago
HC
Technical Director
Harbourfront Centre
Toronto, ON
- Full-time
…scheduling. Make recommendations regarding facilities, site development, maintenance and equipment inventory/purchases as they relate to production…
Added 2 days ago
VH
RN/RPN - Adult Visiting Program (Central)
VHA Home HealthCare
Toronto, ON · North York, ON
- Full-time
Support safe client care through the development of knowledge and skills in accordance with our principles of continuous quality improvement.
Added 2 days ago
WR
After School Support - LTO - 10 hrs per week
Waterloo Region District School Board
Kitchener, ON
- Full-time
Support positive learning environments and experiences in which each child’s learning and development will be supported and which is inclusive of all children, including children with…
Added 2 days ago
SD
26-042E-2 - Temporary Counselling Teacher
School District No. 78 (Fraser-Cascade)
Agassiz, BC
- Temporary
experience and/or In-service/Professional Development working with Indigenous Students, their families, and communities.
Added 2 days ago
SS
Intermediate Vision Integrator
Samuel, Son & Co.
Waterloo, ON
- Full-time
- Evaluate application requirements and recommend appropriate vision hardware, optics, lighting, cameras, and software solutions.
Added 2 days ago
RI
Senior SDET – iOS Automation (Xcode, XCUI, Python/Java)
Raas Infotek
Vancouver, BC
- Contract
Looking for an SDET – Mobility (IOS) Engineer. The team is responsible for application architecture, development and innovation of new feature development to support consumer solutions. In…
Added 2 days ago
RI
SDET/Automation – Mobility (iOS Application Testing)
Raas Infotek
Vancouver, BC
- Contract
Looking for an SDET – Mobility (IOS) Engineer. The team is responsible for application architecture, development and innovation of new feature development to support consumer solutions. In…
Added 2 days ago
HD
Specialized Behaviour Support Worker
Halton District School Board
Burlington, ON
- Full-time
Professional Development / Mentorship provided
Added 2 days ago
NS
Senior Java Developer
N2P Systems
Mississauga, ON
- Full-time
Knowledge of secure coding practices and enterprise application development standards.
Added 2 days ago
KP
Research Assistant - Competition ID: 4875
Kwantlen Polytechnic University
Richmond, BC
- Temporary
…sick leave, long-term disability, life insurance, professional development days, tuition waiver, inhouse training & development, inter-campus transportation, and…
Added 2 days ago
MI
Privacy Impact Assessment ( healthcare) 7+years of experience
Maarut Inc
Toronto, ON
- Contract
Familiarity with Application Programming Interface (API) functionality and management
Added 2 days ago
UG
26ELM228- Long Term Occasional - Kindergarten & Planning - 0.8FTE
Upper Grand District School Board
Guelph, ON
- Full-time
…compensation, a defined benefit pension plan, professional development opportunities, and vibrant wellness…
Added 2 days ago
RI
SDET - Mobility (IOS testing)
Raas Infotek
Vancouver, BC
- Contract
Looking for an SDET – Mobility (IOS) Engineer. The team is responsible for application architecture, development and innovation of new feature development to support consumer solutions. In…

N2P Systems

Senior Java Developer

Mississauga, ON, Canada

Full-time

Apply About employer

Applications open in a new tab.

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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