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Added 27 mins ago
MO
Communications Dispatcher
Municipality of Strathroy-Caradoc
Strathroy, ON
- Part-time
Complete CPIC maintenance as required. On a regular basis, at least every two hours, during the tour of duty, check CPIC tasks and take appropriate action.
Added 27 mins ago
DG
Engineering Administrator
DPS Group Global
Lunenburg, NS
- Contract
Role Responsibilities:- Manage Purchase Orders: Create, receipt, and close POs in an SAP-based system.- Update Maintenance Records: Maintain records in an SAP-based spares and maintenance…
Added 27 mins ago
I
Java Spring Boot Microservices Developer
Infosys
Mississauga, ON
- Full-time
Experience in Project life cycle activities on development and maintenance/Production Support projects.
Added 27 mins ago
J
Traffic Control Person - Entry Level - Coquitlam, BC
Jardeg
Coquitlam, BC
- Full-time
…commercial, infrastructure, and industrial construction - as well as maintenance and turnaround projects - means we offer more than just a job. We offer a lifetime of…
Added 27 mins ago
GW
IP Assistant -Level II
Gowling WLG
Ottawa, ON
- $50,000 to $60,000 CAD / year
- Full-time
Coordinating payment of patent and industrial design maintenance fees to CIPO and foreign jurisdictions
Added 27 mins ago
HP
Property Accountant
HighView Partners
North Vancouver, BC
- $70,000 to $90,000 CAD / year
- Full-time
…and year-end closing processes. You will manage common area maintenance (CAM) and property tax recoveries, analyze budget variances, monitor cash flows, and assist with annual budgets and…
Added 42 mins ago
RM
M.L.T. Charge - Quality
Ross Memorial Hospital
Kawartha Lakes, ON · Lindsay, ON
- Full-time
Reporting to the a Integrated Director Laboratory Services, is responsible for the implementation, maintenance and improvement of the quality management system and Hospital Point of Care…
Added 42 mins ago
S
Business Analyst III
Seaspan
North Vancouver, BC
- Full-time
Added 42 mins ago
Housekeeper- Remote Lodge, WAWA, ON
Aramark
Wawa, ON
…health of others and in compliance with accurate preventative maintenance procedures as outlined in department…
Added 57 mins ago
TU
Programmer Analyst II
The University of British Columbia
Vancouver, BC
- $8,810.92 to $13,202.5 CAD / month
- Full-time
Added 57 mins ago
E
Thanks for visiting our Job Board. Please review our open positions and apply to the positions that match your qualifications.
Evertz
Burlington, ON
- Full-time
The Maintenance Senior Supervisor leads the day-to-day activities of the maintenance team. The role combines hands-on repair work with oversight, ensuring that buildings, grounds, and…
Added 57 mins ago
A
Production Assistant
ADM
Windsor, ON
- Full-time
…are effectively addressed. Working closely with operations, maintenance, quality, and engineering teams, the incumbent gains exposure to a broad range of manufacturing processes while…
Added 57 mins ago
LV
SALES ASSOCIATE-EN
La Vie En Rose
Saguenay, QC · Chicoutimi, QC
- Part-time
Added 57 mins ago
LV
SALES ASSOCIATE-EN
La Vie En Rose
Montreal, QC
- Part-time
Added 57 mins ago
N
Co-op, Electrical or Mechanical Engineering
Nutrien
Lanigan, SK
- Internship
Work to optimize process and productivity in collaboration with maintenance, engineering and operations
Added 57 mins ago
UG
Administrative Assistant (PL3)
UNB Geodesy & Geomatics Engineering
Fredericton, NB
- Full-time
Added 57 mins ago
AI
Business System Analyst - D365
American Iron & Metal (AIM)
Montreal, QC
- Full-time
…testing, end-user training, deployment, post go-live support and maintenance, documentation,…
Added 57 mins ago
BH
Scheduler 1
BC Hydro
Burnaby, BC
- $86,000 to $92,600 CAD / year
- Full-time
Added 58 mins ago
L
Building Maintenance Technician
Lineage
Montreal, QC
- Full-time
…provided to acquire the skills necessary to grow within the maintenance…
Added 58 mins ago
MEP Technical Manager - Scarborough Subway Extension (STC)
Aecon
Toronto, ON · Scarborough, ON
Resolve complex technical issues, balancing safety, constructability, operations, maintenance, cost, and schedule.
Added 1 hour ago
PL
Senior Mine Engineer/Planner - PL#27347
Peter Lucas
AB · Edmonton, AB
- Full-time
Collaborate with geology, operations, maintenance, and technical services teams to improve mine performance
Added 1 hour ago
ES
Senior Manager PA and DPM - 12 Months Contract- Express Scripts Canada
Express Scripts Canada
Mississauga, ON
- Full-time
Express Scripts Canada’s (ESC) Clinical Services team is responsible for the creation, enhancement and maintenance of ESC’s drug formularies, clinical programs and healthcare technology…
Added 1 hour ago
P&
Facility Assistant II - Grain
Parrish & Heimbecker, Limited
Trenton, ON
- Part-time
Added 1 hour ago
AT
Owner Operator Class 1 Driver - Highway (Nights)
Armour Transportation Systems
Truro, NS
- Full-time
Added 1 hour ago
CH
Mobile Technician
CBRE HV
Toronto, ON
- $70,000 to $80,000 CAD / year
- Full-time
…function. They are responsible for providing support, preventive maintenance, and repairs on equipment and…

Symbiotic Digital

Senior Java Developer

Toronto, ON, Canada
Queen's Park Ontario Provincial Government, ON, Canada

Contract

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Job details

Job type: Contract
Posting language: English
Posted: Oct 27, 2026

Original job description

Position: Senior Java Developer

Location: Toronto, ON

Job ID#: RQ11738

Duration: 12 Months

Role Overview

We are seeking a Senior Java Developer - Full Stack to design, develop, integrate, test, deploy, and maintain enterprise platform capabilities across user interface, service, API, workflow, integration, and data access layers. This role is responsible for building reusable platform services that support multiple business programs while implementing service-specific integrations for modern enterprise applications.

The successful candidate will work closely with architects, product managers, business analysts, UX designers, QA specialists, DevOps engineers, security teams, and business stakeholders to deliver secure, scalable, observable, and maintainable software solutions. The role also provides technical leadership through design reviews, estimation, code reviews, testing, troubleshooting, mentoring, documentation, and production support.

Key Responsibilities

Design, develop, integrate, test, deploy, and maintain enterprise platform applications.
Translate approved technical specifications into secure, tested, and maintainable software solutions.
Develop detailed programming specifications and application code.
Design and develop frontend, backend, API, integration, workflow, middleware, and data access components.
Build and maintain Java-based microservices, REST APIs, RESTful web services, and reusable platform services.
Develop and maintain database objects, queries, data transformations, conversion routines, and integration components.
Implement security gateways and protocols, including identity, access management, token-based authentication, certificates, and secure communications.
Create and maintain automated unit, integration, API, database, and user interface tests.
Participate in design walkthroughs, code reviews, estimation activities, sprint planning, release planning, and technical decision-making.
Review and modify build, configuration, installation, and deployment scripts.
Troubleshoot technical issues during development, migration, deployment, and operational activities.
Collaborate with multidisciplinary teams throughout the software development lifecycle.
Provide production support and continuously improve application performance, reliability, extensibility, and maintainability.
Prepare and maintain technical, deployment, support, and user documentation.
Provide technical guidance while ensuring delivery commitments are met.

Required Experience

Ten or more years of experience designing and developing large-scale, multi-client web applications or equivalent senior-level software development experience.
Extensive hands-on Java development experience.
Strong experience working with Oracle, SQL, or comparable relational database technologies.
Significant experience with REST APIs and RESTful web services.
Experience translating system specifications into working applications, including coding, debugging, testing, maintenance, and documentation.
Experience with microservice architecture and architecture best practices.
Strong understanding of object-oriented programming, design patterns, refactoring, and clean code principles.
Experience developing Internet-ready applications.
Experience working in Agile delivery environments.
Experience with relational and hierarchical databases, query optimization, and data access components.
Experience with security technologies including JSON Web Tokens (JWT), OAuth 2.0, and SSL certificates.
Experience with middleware, enterprise integrations, communications protocols, and data migration activities.
Experience using Azure DevOps or equivalent tools for source control, build, testing, and deployment pipelines.
Experience conducting code reviews, design walkthroughs, and technical troubleshooting activities.
Experience working with diverse business and technical stakeholders.
Experience supporting implementation, conversion, migration, and post-implementation activities.

Technical Skills

Core Skills

Java Development
Oracle Database
SQL
REST APIs
RESTful Web Services
Microservices Architecture
Azure DevOps
Agile Delivery

Technical Competencies

JWT
OAuth 2.0
SSL Certificates
Secure Communications
Identity Integration
Middleware Technologies
Database Design and Optimization
Deployment Automation
Application Troubleshooting
Technical Documentation

Soft Skills

Strong written and verbal communication skills.
Analytical and systematic problem-solving abilities.
Strong decision-making and negotiation capabilities.
Ability to lead discussions and participate in design walkthroughs.
Ability to work effectively with technical and non-technical teams.
Proven ability to perform under pressure and meet deadlines.
Adaptability in fast-paced environments with changing priorities.

Preferred Experience

Experience with public-sector development standards, governance, accessibility, security, information management, and documentation practices.

About Symbiotic Digital.

Symbiotic Digital provides the IT Experts you need that solve problems and get things done. See what the top 2% in their field can do for you. (Symbiotic Digital is a division of Symbiotic Group Inc.) We serve

customers in two ways, we provide:

Digital Experts: IT Consulting expertise. Bright Minds That Produce Proven Results
Recruitment: Find The Right People You Need

Serving IT & Business leaders, Symbiotic Digital provides a business system that enable us to provide the Expert Technical staff needed to solve challenging business and IT problems. IT leaders in the most reputable organizations in Canada have relied on Symbiotic Digital to help them staff difficult assignments with proven Experts uniquely evaluated by our proven QMS- Quality Management System Staff Development Model. We are a 100% Indigenous owned company.

Learn more online at https://www.symbioticgroup.com/home-sd/.

Please submit your most recent resume to: RecDep@symbioticgroup.com

View All Jobs online at: https://www.symbioticgroup.com/view-jobs/

Apply About employer

More about this job

Responsibilities

The Senior Java Developer will design, develop, and maintain enterprise platform applications across full-stack layers. They are responsible for building reusable services, implementing integrations, and providing technical leadership through code reviews and mentoring.

Requirements

Candidates must have ten or more years of experience in large-scale web application development with extensive Java expertise. Strong proficiency in relational databases, RESTful web services, and microservice architecture is required.

Skills

Java
Oracle Database
SQL
REST APIs
Microservices Architecture
Azure DevOps
Agile Delivery
JWT
OAuth 2.0
SSL Certificates
Middleware
Database Design
Deployment Automation
Application Troubleshooting
Technical Documentation
Full Stack Development

Visa sponsorship

Not detected in the job text

Keywords

Java
Oracle
SQL
REST APIs
Microservices
Azure DevOps
Agile
JWT
OAuth 2.0
SSL
Middleware
Full Stack
Enterprise Platform
Database Optimization
Deployment Scripts
Identity Management
Access Management
Web Services
Production Support
Technical Leadership
Design Patterns
Clean Code
Relational Databases
Hierarchical Databases
Data Access
Communication Protocols
Data Migration
System Specifications
Troubleshooting

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