Senior Java Developer

Zohorecruit; Toronto; Hybrid; CAD 120,000 - 190,000; Full time

Job summary

Symbiotic Digital in Toronto is seeking a senior Java/Oracle developer to design and build large-scale, multi-client web applications. You will translate technical specifications into working code, write detailed programming specs, and collaborate across the full software development lifecycle to deliver robust solutions.

With 10+ years of Java and Oracle experience, you will work with REST APIs, data integration, security protocols, and Oracle E-Business Suite, contributing to architecture,

Qualifications

• 10+ years of experience designing and developing large-scale multi-client web applications.
• 10+ years of hands-on Java development experience with Oracle or SQL databases.
• 5+ years of hands-on experience with REST APIs and RESTful Web Services.
• Experience with microservices architecture and core architecture principles.
• Experience using Rapid Application Development (RAD) methodologies.

Responsibilities

• Translate technical system specifications into working, tested applications.
• Develop detailed programming specifications.
• Write and/or generate code.
• Maintain applications and conduct unit testing.
• Troubleshoot and resolve technical issues arising during software operation.
• Provide technical assistance during implementations, conversions, and migrations.
• Collaborate with IT professionals throughout the Software Development Life Cycle.
• Participate in application design, development, testing, debugging, deployment, troubleshooting, and documentation.
• Conduct impact assessments on Oracle E-Business application customizations and extensions.
• Review, analyze, modify, encode, test, and debug installation scripts.
• Provide post-implementation support and resolve technical issues.
• Conduct design walkthrough sessions with project teams.
• Develop user and system documentation as required.

Skills

Large-scale web apps

Java development

REST APIs

Microservices

RAD methodologies

Object-oriented programming

SQL databases

Oracle PL/SQL

Data Warehousing

ETL

OBIEE

ADF

Security JWT/OAuth

Agile methodologies

Team leadership

Tools

Oracle Database

PL/SQL

SQL

XML

Unix Shell Scripting

Oracle Data Integrator

ADF

OBIEE

Job description

Key Responsibilities

• Translate technical system specifications into working, tested applications.
• Develop detailed programming specifications.
• Write and/or generate code.
• Maintain applications and conduct unit testing.
• Troubleshoot and resolve technical issues arising during software operation.
• Provide technical assistance during implementations, conversions, and migrations.
• Collaborate with IT professionals throughout the Software Development Life Cycle.
• Participate in application design, development, testing, debugging, deployment, troubleshooting, and documentation.
• Conduct impact assessments on Oracle E-Business application customizations and extensions.
• Review, analyze, modify, encode, test, and debug installation scripts.
• Provide post-implementation support and resolve technical issues.
• Conduct design walkthrough sessions with project teams.
• Develop user and system documentation as required.

General Qualifications

• Experience in programming, systems analysis, and software package support.
• Experience with structured methodologies for application design, development, implementation, and maintenance.
• Experience using object-oriented and/or third-generation development tools.
• Experience in one or more programming languages.
• Experience with application design patterns, deployment, and troubleshooting.
• Experience with relational and hierarchical database technologies.
• Experience using information retrieval packages and query languages.
• Experience with communication protocols.
• Experience gathering and documenting business requirements from stakeholders and subject matter experts.
• Strong analytical, problem-solving, communication, interpersonal, and negotiation skills.
• Proven ability to meet deadlines and work effectively in team environments.

Technical Skills

Core Skills and Experience

• 10+ years of experience designing and developing large-scale multi-client web applications.
• 10+ years of hands-on Java development experience with Oracle or SQL databases.
• 5+ years of hands-on experience with REST APIs and RESTful Web Services.
• Experience with microservices architecture and core architecture principles.
• Experience using Rapid Application Development (RAD) methodologies.

Technical Expertise

• Knowledge of security gateways and protocols including JWT, OAuth 2.0, and SSL Certificates.
• Strong understanding of Agile methodologies.
• Object-oriented programming expertise, including design patterns, refactoring, and clean code practices.
• Experience with relational and hierarchical databases.
• Experience using query languages and information retrieval tools.
• Experience with communication protocols.

Oracle Experience

• Strong Oracle Database, PL/SQL, SQL, XML, Unix Shell Scripting, and Oracle Data Integrator expertise.
• Experience with Oracle E-Business Suite customizations and extensions.
• Strong conversion experience in Accounts Receivable Collections modules.
• Business knowledge of:
• General Ledger (GL)
• Accounts Receivable (AR)
• Collections
• Accounts Payable (AP)
• Inventory (INV)
• Strong understanding of Oracle E-Business table structures related to GL, AR, Collections, AP, INV, and FND.
• Knowledge of SQL tuning and partitioned tables.
• Experience with Data Warehousing, ETL methodologies, and OBIEE.
• Experience with Java and Oracle Application Development Framework (ADF) is considered an asset.

Soft Skills

• Strong written and verbal communication skills.
• Ability to develop and present innovative ideas and solutions.
• Excellent interpersonal and teamwork skills.
• Ability to collaborate effectively with both technical and business teams.
• Strong analytical and systematic problem-solving skills.
• Ability to work under pressure and adapt to changing priorities and timelines.
• Leadership capabilities with a focus on technical quality assurance.

Preferred Qualifications

• Knowledge of Information Management principles, concepts, policies, and practices.
• Experience with middleware and gateways.
• Knowledge of Accessibility for Ontarians with Disabilities Act (AODA) requirements and standards.

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.