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Added 9 mins ago
K
Javascript Developer
Kelly
Toronto, ON
- Contract
Job Title: Senior React / JavaScript Developer
Added 9 mins ago
P
Ecommerce & Digital Marketing Director
PlantBest
Markham, ON
- Full-time
Oversee email marketing, marketing automation and CRM initiatives.
Added 9 mins ago
A
Security GRC Specialist
Aviso
Toronto, ON
- $105,000 to $125,000 CAD / year
- Full-time
…assurance programs and reporting appropriate metrics to the senior…
Added 9 mins ago
E
Senior Portfolio & Program Manager, Operational Technology & Engineering
Equinix
Toronto, ON
- Full-time
The Senior Portfolio & Program Manager, Operational Technology & Engineering is responsible for the integrated portfolio of Operational Technology & Engineering (OT&E) initiatives across…
Added 9 mins ago
X
Senior Accountant
Xanadu
Toronto, ON
- Full-time
We are seeking a detail-oriented and analytical Senior Accountant to join our Finance team. Reporting to the Finance Manager, this role is responsible for inventory accounting, lifecycle…
Added 24 mins ago
AI
Senior Identity and Reliability Engneering Specialist - Ping Forgerock
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Montreal, QC
- Full-time
SENIOR IDENTITY AND RELIABILITY ENGINEERING SPECIALIST – PING & FORGEROCK
Added 24 mins ago
K
Software Engineer in Test
Kelly
Mississauga, ON
- Contract
Role Overview: Senior SDET / Quality Engineering Architect to lead quality engineering strategy for high-throughput, low-latency trading platforms. The role involves designing scalable…
Added 24 mins ago
AT
Senior Cybersecurity Analyst - 26-040 - Hybrid - 2 positions available
AUSGAR Technologies Inc.
Newport, QC
- Full-time
Senior Cybersecurity Analyst – 26-040 – Hybrid - 2 positions available
Added 24 mins ago
ES
Salesforce Consultant - FSC Cloud
Enterprise Solutions Inc.
Toronto, ON
- Contract
Job Title - Senior Salesforce Developer - Financial Services Cloud (FSC) & Enterprise Integrations
Added 24 mins ago
KS
Engineering Manager - Industrial Automation & Power Systems
Kinetic Search Group
Vancouver, BC · Greater Vancouver Metropolitan Area
- $170,000 to $190,000 CAD / year
- Full-time
…engineering team specializing in electrical power systems, industrial automation, and advanced motor control technologies. Based in the Greater Vancouver Area, this senior leadership role…
Added 24 mins ago
PC
Senior Software Development Engineer in Test (SDET) / Quality Engineering Architect
Pyramid Consulting, Inc
Mississauga, ON
- $70 to $79 CAD / hour
- Contract
Immediate need for a talented Senior Software Development Engineer in Test (SDET) / Quality Engineering Architect. This is a 06+months contract opportunity with long-term potential and is…
Added 24 mins ago
RD
Cloud Engineer (Azure & IaC)
Randstad Digital
Toronto, ON · Greater Toronto Area, Canada
- Full-time
…enterprise applications to Microsoft Azure, is seeking a hands-on, automation-driven Cloud Engineer to sit at the center of this transformation. Working as part of a collaborative…
Added 24 mins ago
AI
Python Developer -Forward Deployed, Pyspark
Apptoza Inc.
Toronto, ON
- Contract
Role: Python Developer -Forward Deployed, Pyspark
Added 24 mins ago
AG
Senior Analyst, Marketing Science
Adelphi Group
Toronto, ON
- Full-time
As a Senior Analyst, Marketing Science, you have a background in data analysis, statistics, econometrics, performance marketing, digital analytics, media planning/strategy, or something…
Added 39 mins ago
AI
RPA UiPath Developer..
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Toronto, ON
- Full-time
We are seeking an experienced Senior RPA Developer with IT experience, including extensive hands-on expertise in Robotic Process Automation (RPA) using UiPath. The ideal candidate will be…
Added 39 mins ago
AI
Forward Deployed Engineer (Python/Pyspark Developer)
Apptoza Inc.
Toronto, ON
- Contract
We are looking for a senior Forward Deployed Engineer who combines production-grade software engineering, data engineering, AI application development, and client-facing consulting. You…
Added 39 mins ago
FI
Business Process Management (Appian BPM) Developer
Flexstaf I.T. Inc.
Toronto, ON · Greater Toronto Area, Canada
- Contract
Senior Appian Developer responsible for ensuring the stability, reliability, and performance of Appian BPM solutions while leading production support, incident management, workflow…
Added 39 mins ago
C
Senior Analyst/Associate, Corporate Development
Corix
Vancouver, BC
- Other
The Senior Analyst / Associate, Corporate Development will be a key member of the Corporate Development team, supporting the origination, evaluation, development, and execution of…
Added 39 mins ago
JG
Technical Architect / Senior Developer – RPA & Automation
J&M Group
Toronto, ON
- Full-time
We are seeking a Technical Architect / Senior Developer RPA & Automation to design, develop, maintain, and enhance enterprise automation solutions. The role will focus on UiPath, Microsoft…
Added 39 mins ago
OS
Project Administrative Assistant
Open Systems Technologies
Mississauga, ON
- Contract
Partner with engineering/automation teams to identify opportunities to automate distribution list synchronization based on resource movement.
Added 39 mins ago
A
System Access Administrator
Aviso
Vancouver, BC
- $55,000 to $65,000 CAD / year
- Full-time
Reporting to the Senior Manager, Technology Support Services, the Systems Access Administrator is responsible for providing access to our Broadridge/Dataphile system to our external…
Added 39 mins ago
BO
Senior Product Manager, Corporate and Structured Lending
Bank of China (Canada)
Toronto, ON
- Full-time
Job Title: Senior Product Manager, Corporate & Structured Lending
Added 54 mins 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
…complex or campus wide computer systems within the Enterprise Automation and Solution Delivery (EASD) portfolio. The incumbent will work collaboratively with the Senior Programmer…
Added 54 mins 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
…complex or campus wide computer systems within the Enterprise Automation and Solution Delivery (EASD) portfolio. The incumbent will work collaboratively with the Senior Programmer…
Added 54 mins ago
T
Software Engineer III
TD
Toronto, ON
- Full-time
…scaling team effectiveness through mentorship, patterns, 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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