Senior Software Developer – Siebel

Job Title: Senior Software Developer

Client: Enterprise Financial Services Division

Ministry: Ministry of Public and Business Service Delivery and Procurement (Ontario Public Service)

Location: Ontario – Onsite

Contract: July 20, 2026 – March 31, 2027

Work Schedule: Monday–Friday, 7.25 hours per day between 8:00 AM and 5:00 PM, excluding lunch

Openings: 1

Security Clearance: No clearance required

Position Overview The Enterprise Financial Services Division is seeking a Senior Software Developer with extensive Siebel development, configuration, integration, and reporting experience. The successful candidate will be responsible for translating technical systems specifications into working, tested applications and supporting the design, development, integration, testing, implementation, migration, and troubleshooting of enterprise applications.

The role requires deep hands-on experience with Siebel 8.x/IP18, Siebel Open UI, Siebel EIM/EAI, Siebel integration with Adobe AEM and J2EE, OBIEE, Power BI, JavaScript, jQuery, HTML5, and CSS, along with strong analytical, communication, and problem-solving abilities.

Key Responsibilities

- Translate technical systems specifications into working, tested applications.

- Develop detailed programming specifications.

- Write and/or generate application code.

- Compile data-driven programs and conduct unit testing.

- Design, code, test, debug, document, deploy, and troubleshoot applications.

- Resolve technical problems arising during software package use and operation.

- Provide technical assistance for implementation, conversion, and migration activities.

- Collaborate with IT professionals throughout the Software Development Life Cycle (SDLC).

- Work with functional and technical teams to design, develop, implement, maintain, and support applications.

- Elicit and document information from diverse business stakeholders and Subject Matter Experts (SMEs).

- Participate in design walkthroughs with project teams.

- Provide post-implementation technical support and resolve technical issues.

- Prepare user and system documentation as required.

- Analyze, modify, encode, test, and debug product installation scripts.

- Apply structured methodologies for application development, design, implementation, and maintenance.

- Support application deployment and troubleshooting.

- Contribute to technical quality assurance and provide technical leadership when required.

Requirements

Required Skills and Experience

Siebel Development – 40%

- 10+ years of experience with Siebel technical configuration, design, development, and integration.

- 5+ years of experience integrating Siebel with Adobe AEM, J2EE, and related technologies.

- 5+ years of experience with Siebel EIM/EAI.

- 3+ years of experience with Siebel IP18, with a focus on configuration and development.

- Hands-on experience with:
- Assignment Manager

- Business Rules

- Workflow

- Applets

- Views

- Screens

- Code/Scripts

- Siebel Business Layer objects

- Experience using Siebel Tools Software.

- Experience editing Siebel Web Templates.

- Experience using Siebel Open UI-specific classes and methods.

- Demonstrated experience with Siebel Open UI Architecture, including:

- Physical Model

- Presentation Model

- OOTB Open UI file structures





- Open UI limitations

- Experience with UI integration, including:

- Embedding external applications in Siebel

- Exposing Siebel within external applications

- Experience configuring Siebel migration applications.

- Experience administering Siebel Approval Manager.

- Siebel 8.x or above certification.

Reporting Development – 35%

- Experience developing reports using OBIEE.

- Experience developing reports using Power BI.

- Experience with
- HTML5

- Cascading Style Sheets (CSS)

- jQuery

- JavaScript

- Working knowledge of Siebel Open UI concepts, including:

- PM (Presentation Model)

- PR (Physical Renderer)

- Manifest Files

- Mapping Files

General Software Development Skills

- Experience in programming and analysis at the required senior level.

- Experience supporting specialized software packages.

- Experience working throughout the Software Development Life Cycle.

- Experience with structured application development methodologies.

- Experience designing, coding, testing, debugging, and documenting applications.

- Experience with object-oriented and/or third-generation language development tools.

- Experience with one or more programming languages.

- Experience with application design and current design patterns.

- Experience with application deployment and troubleshooting.

- Experience with relational and hierarchical database technologies.

- Experience using information retrieval packages and query languages.

- Experience with one or more communications protocols.

- Strong application development, implementation, and maintenance experience.

- Experience eliciting and documenting requirements/information from business stakeholders and SMEs.

- Excellent analytical, problem-solving, and decision-making skills.

- Strong verbal and written communication skills.

- Strong interpersonal and negotiation skills.

- Ability to work effectively as a team player and meet deadlines.

Oracle / Database Skills

Experience in the following areas is required/desired as applicable to the assignment:

- Impact assessments on Oracle E-Business application customizations and extensions.

- Strong conversion experience involving Accounts Receivable Collection modules.

- Strong programming skills in
- Oracle Database

- PL/SQL

- SQL

- XML

- Unix Shell Scripts

- Oracle Data Integrator (ODI)

- Business knowledge of

- General Ledger (GL)

- Accounts Receivable (AR)

- Collections

- Accounts Payable (AP)

- Inventory (INV)

- Oracle E-Business modules

- Solid knowledge of Oracle E-Business table structures related to:

- GL

- AR

- Collections

- AP

- INV

- FND

- Strong knowledge of SQL tuning and partitioned tables.

- Demonstrated understanding of data warehousing, ETL methodologies, and OBIEE.

- Experience with Java and Oracle Application Development Framework (ADF) is an asset.





- Strong technical leadership abilities to oversee project quality assurance from a technical perspective.

Desirable Skills

- Knowledge and experience developing Internet-ready applications.

- Knowledge and experience with Rapid Application Development (RAD) methodologies.

- Knowledge and understanding of Information Management principles, concepts, policies, and practices.

- Experience with middleware and gateways.

- Experience reviewing, analyzing, and modifying product installation scripts, including encoding, testing, and debugging.

- Ability to provide post-implementation support and resolve technical issues.

- Experience conducting design walkthrough sessions with project teams.

- Knowledge and understanding of the Accessibility for Ontarians with Disabilities Act (AODA) and related regulations and standards.

- Ability to prepare user and system documentation.

Public Sector Experience – 5%

Experience with the following Siebel modules within public-sector environments would be an asset:

- Public Sector CRM

- Contracts

- Lead Management

- Partner Management

- Public Sector Partner Portal

- Campaign Management

- Marketing

- Resource Manager

- Public Sector eService

Experience with Grants Management is also an asset.

Soft Skills – 20%

- Strong written and verbal communication skills.

- Ability to develop and present new ideas.

- Ability to conceptualize recent approaches and solutions.

- Excellent interpersonal skills.

- Demonstrated ability to work effectively with others in team environments.

- Ability to work effectively with both functional and technical teams.

- Experience participating in large project teams and collaborating closely with individual team members.

- Strong analytical and systematic problem-solving skills.

- Ability to work under pressure and meet aggressive timelines.

- Adaptable to changing priorities and environments.

- Strong technical troubleshooting and problem-solving capabilities.

Mandatory Candidate Requirements – Quick Screening Checklist

Candidates must demonstrate

- 10+ years Siebel technical configuration/design/development/integration

- 5+ years Siebel integration with Adobe AEM, J2EE, and related technologies

- 5+ years Siebel EIM/EAI

- 3+ years Siebel IP18 configuration/development

- Siebel Tools and Web Templates

- Siebel Open UI, including PM, PR, Manifest and Mapping Files

- Siebel Open UI architecture and OOTB file structures

- Assignment Manager, Business Rules, Workflow, Applets, Views, Screens, Code/Scripts

- Siebel UI integration with external applications

- Siebel migration application configuration

- Siebel Approval Manager administration

- Siebel 8.x+ certification

- OBIEE report development

- Power BI report development

- HTML5, CSS, jQuery, and JavaScript

- Strong communication, analytical, troubleshooting, and team-working skills

- Ability to work 5 days onsite in Ontario

- Ability to work 7.25 hours/day, Monday–Friday, between 8:00 AM and 5:00 PM

Additional Assets

- Public Sector Siebel experience

- Grants Management experience

- Oracle E-Business Suite experience

- Oracle/PLSQL/SQL/XML/Unix/ODI

- Data warehouse and ETL experience

- Java

- Oracle ADF

- AODA knowledge

- Middleware/gateway experience

- RAD methodologies

- Information Management experience

📌 Senior Software Developer – Siebel (Ontario)
🏢 Upstaff
📍 Ontario