Software Developer - Senior
Job in
Toronto, Ontario, C6A, Canada
Listed on 2026-09-29
Listing for:
Joblinxsapp
Full Time
position Listed on 2026-09-29
Job specializations:
-
Software Development
Backend Developer, SQL Developer, Database Engineering, Java Developer
Job Description & How to Apply Below
We are seeking a highly experienced Senior Software Developer to design, develop, and maintain large-scale enterprise applications. The role involves translating technical specifications into robust solutions, working across the full Software Development Life Cycle (SDLC), and supporting complex Oracle-based systems and modern web architectures.
Key Responsibilities- Translate technical system specifications into scalable, high-quality applications
- Develop detailed programming specifications and write efficient, maintainable code
- Perform unit testing, debugging, and application support
- Troubleshoot and resolve technical issues during development and post-deployment
- Collaborate with cross-functional teams throughout SDLC
- Design, develop, test, and document enterprise applications
- Participate in design walkthroughs and technical discussions
- Support implementation, migration, and system enhancements
- Provide post-implementation support and documentation
- 10+ years of experience in designing and developing large-scale web applications
- 10+ years of hands‑on experience with Java + Oracle/SQL databases
- 5+ years experience with REST APIs / RESTful Web Services
- Strong experience in Microservices Architecture
- Expertise in Object‑Oriented Programming, Design Patterns, Clean Code, Refactoring
- Strong understanding of Agile methodologies
- Experience with Azure Dev Ops
- Security protocols:
JWT, OAuth
2.0, SSL Certificates - Database expertise:
Relational & hierarchical DBs, SQL tuning, partitioning - Experience with query languages & information retrieval tools
- Knowledge of communication protocols & middleware/gateways
- Experience with Internet‑ready applications & RAD methodologies
We are seeking a highly experienced Senior Software Developer to design, develop, and maintain large-scale enterprise applications. The role involves translating technical specifications into robust solutions, working across the full Software Development Life Cycle (SDLC), and supporting complex Oracle-based systems and modern web architectures.
Key Responsibilities- Translate technical system specifications into scalable, high-quality applications
- Develop detailed programming specifications and write efficient, maintainable code
- Perform unit testing, debugging, and application support
- Troubleshoot and resolve technical issues during development and post-deployment
- Collaborate with cross-functional teams throughout SDLC
- Design, develop, test, and document enterprise applications
- Participate in design walkthroughs and technical discussions
- Support implementation, migration, and system enhancements
- Provide post-implementation support and documentation
- 10+ years of experience in designing and developing large-scale web applications
- 10+ years of hands‑on experience with Java + Oracle/SQL databases
- 5+ years experience with REST APIs / RESTful Web Services
- Strong experience in Microservices Architecture
- Expertise in Object‑Oriented Programming, Design Patterns, Clean Code, Refactoring
- Strong understanding of Agile methodologies
- Experience with Azure Dev Ops
- Security protocols:
JWT, OAuth
2.0, SSL Certificates - Database expertise:
Relational & hierarchical DBs, SQL tuning, partitioning - Experience with query languages & information retrieval tools
- Knowledge of communication protocols & middleware/gateways
- Experience with Internet‑ready applications & RAD methodologies
- Oracle E‑Business Suite (EBS) modules:
- GL, AR, AP, Collections, Inventory
- Strong programming skills in:
- PL/SQL, SQL, XML, Unix Shell Scripting, Oracle Data Integrator
- Experience with ETL, Data Warehousing, OBIEE
- Knowledge of Oracle ADF & Java integration
- Experience conducting impact assessments on Oracle customizations.
- Strong verbal and written communication skills
- Excellent analytical and problem‑solving abilities
- Ability to work in fast‑paced, deadline‑driven environments
- Strong collaboration and stakeholder management skills
- Proven ability to work effectively within large teams
- Experience working with Ontario Public Service (OPS) or public sector
- Knowledge of AODA (Accessibility for Ontarians with Disabilities Act)
- Experience with design walkthroughs & documentation
Position Requirements
10+ Years
work experience
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