Unix Developer Jobs in Toronto, ON (NOW HIRING)

Requisition ID: 265186 
Join a purpose driven winning team, committed to results, in an inclusive and high-performing culture.

We are committed to investing in our employees and helping you continue your career at Scotiabank.

As a Sr. IBM MDM Developer within Client Systems, Canadian Banking Engineering team, you will play a key role in designing, developing, and supporting enterprise-grade Master Data Management (MDM) solutions focused on customer data. This includes building scalable OLTP and batch processing, enabling near real-time integration via messaging/event frameworks, and ensuring auditability and compliance using OOTB IBM MDM offering.

This role is ideal for someone who thrives in complex enterprise environments, enjoys working on high-volume data platforms, and is motivated to deliver reliable and performant backend solutions.

Is this role right for you? In this role, you will:

• Design, develop, and support IBM MDM solutions for customer data management
• Develop and optimize large-scale batch processing using Unix scripting (AWK or Perl)
• Analyze system performance (CPU, memory, I/O) on Unix/AIX environments and propose improvements
• Design and implement backend services using J2EE technologies (Java, MQ, SQL, ORM frameworks)
• Develop and maintain complex SQL, stored procedures, and user-defined functions (UDFs)
• Integrate MDM with enterprise systems using JAX-WS, messaging (MQ/Kafka), ETL workflows, and batch pipelines
• Ensure data integrity, consistency, and performance across relational databases (LUW DB2 preferred)
• Participate in system integration activities across distributed enterprise platforms
• Contribute to technical design discussions and provide input to all stakeholders
• Collaborate with cross-functional teams including application support, database, and infrastructure teams
• Mentor junior developers and promote best practices in development, testing, and deployment
• Ensure adherence to coding standards, version control, and CI/CD practices (Git-based repositories)

Do you have the skills that will enable you to succeed in this role? We'd love to work with you if you have:

Core Technical Skills

• Strong Unix/Linux scripting experience including AWK or Perl for batch processing and large data set analysis
• Hands-on experience with Unix platforms (IBM AIX preferred) including system performance analysis
• Solid J2EE development experience including:
• Java
• IBM MQ / JMS
• SQL
• ORM frameworks (IBM pureQuery preferred)

Database & Data Skills

• Strong experience with relational databases (IBM LUW DB2 preferred)
• Advanced SQL proficiency:
• Complex queries
• Stored procedures
• User Defined Functions (UDFs)

Development & Integration

• Experience with source control systems (GitHub, Bitbucket, Git)
• Experience in large-scale system integration, including:
• JAX-WS web services
• Batch processing
• Messaging systems (MQ, Kafka)
• ETL/data pipelines

MDM & Domain Knowledge

• Experience with IBM MDM development, including:
• MDM transaction framework
• Event framework and messaging integration
• IBM WebSphere Admin (configuration and troubleshooting)
• Strong J2EE developers without MDM experience will also be considered
• Knowledge of Customer Data domain and Financial Services is an asset

Nice-to-Have Skills

• Experience troubleshooting MQ connectivity issues and HA failover scenarios
• Familiarity with MDM audit/logging frameworks (TAIL tuning, async logging)
• Exposure to event-driven architectures and integration patterns
• Experience working in regulated financial environments

Location(s):  Canada : Ontario : Toronto 
Scotiabank is a leading bank in the Americas. Guided by our purpose: "for every future", we help our customers, their families and their communities achieve success through a broad range of advice, products and services, including personal and commercial banking, wealth management and private banking, corporate and investment banking, and capital markets.  
At Scotiabank, we value the unique skills and experiences each individual brings to the Bank, and are committed to creating and maintaining an inclusive and accessible environment for everyone. If you require accommodation (including, but not limited to, an accessible interview site, alternate format documents, ASL Interpreter, or Assistive Technology) during the recruitment and selection process, please let our  Recruitment team know. If you require technical assistance, please click here. Candidates must apply directly online to be considered for this role. We thank all applicants for their interest in a career at Scotiabank; however, only those candidates who are selected for an interview will be contacted.