Senior ETL Developer with Talend and Java experience to work with one of our major banking clients- 38991
S.i. Systems
Toronto, ON-
Number of positions available : 1
- Salary To be discussed
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Contract job
- Published on December 17th, 2025
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Starting date : 1 position to fill as soon as possible
Description
Senior ETL Developer with Talend and Java experience to work with one of our major banking clients- 38991
Location Address: Hybrid - Scarborough - 3 days/week (Thursday is set the other 2 are flexible)
Subject to change: 3-4 days onsite may be required based on business needs
Contract Duration: approx. 10 months - Jan to Oct 31, 2026 (Possibility of extension & conversion to FTE)
Schedule Hours: 9am-5pm Monday-Friday; standard 37.5 hrs/week
Story Behind the Need
Business group: Client Engineering - Commerce Engineering - handle retail customer demographic data book of record for Bank
Project: Developer required for upcoming FY26 projects - software currency migration for a key ETL application within the organization
Typical Day in Role:
- Involved in end-to-end ETL/ELT architectures using Talend (Studio, TAC, Data Integration, Real-Time Big Data, Data Quality).
- Select integration patterns (batch, micro-batch, streaming) aligned to business SLAs and system constraints.
- Establish standards for metadata management, lineage, error handling, and reusability.
Hands-on Development
- Build robust Talend jobs, components, mappings, and data pipelines for ingestion, transformation, cleansing, and delivery.
- Develop custom Talend components and routines using Java 8/11 for advanced transformations and framework extensions.
- Work with SQL for validation, transformation logic, and performance tuning.
Data Quality & Validation
- Implement data quality rules, profiling, exception handling, and reconciliation frameworks.
- Design automated validation suites and sampling strategies for high-stakes data consumption.
Performance & Reliability
- Tune jobs and SQL for scale (partitioning, parallelization, pushdown optimization, caching).
- Optimize schedules, dependencies, and resource utilization within TAC.
- Establish SLIs/SLOs and monitor pipeline health via logs, metrics, and alerts.
DevOps & Automation
- Integrate Talend with Git and CI/CD tools (e.g., Jenkins, Azure DevOps) for versioning, build, test, and deployment automation.
- Promote repeatable deployments across dev/test/prod with environment configs and secrets management.
Migration & Modernization
- Lead conversion of legacy ETL platforms to Talend, including mapping old jobs, rationalizing logic, and decommissioning.
- Support cloud integration initiatives and real-time processing adoption.
Collaboration & Leadership
- Partner with data architects, DBAs, application teams, and business stakeholders.
- Mentor developers, review code/designs, and contribute to best practices and documentation.
Tools & Technologies:
Talend: Studio, TAC, DI, Real-Time Big Data Platform, Data Quality
Databases: SQL Server, DB2
Languages: Java 8/11, SQL
Streaming/Integration: REST, Kafka; monitoring via Splunk
DevOps: Git, Jenkins, Azure DevOps (pipelines, artifacts), environment configs
Cloud (preferred): Azure/GCP services for storage, compute, integration
Candidate Requirements/Must Have Skills:
1) 10+ years of relevant working experience in ETL development, architecture, and data integration
2) 8+ years of hands-on Talend development experience: Talend Studio, Talend Administration Center (TAC), Talend Data Integration, Talend Real-Time Big Data Platform and Talend Data Quality
3) 5+ years of Java (Java 8/11) for Talend customizations and job-level logic
4) Strong expertise across ETL concepts, data warehousing, and integration patterns
5) Hands on experience building Talend ETL/ELT jobs, components, mapping and data pipelines
6) Advanced SQL for data validation transformation and performance tuning (Oracle, SQL, Server, DB2, Teradata)
Nice-To-Have Skills:
1) Proven ETL Migration experience, including conversion of legacy ETL platforms into Talend
2) API and streaming data integration experience, including REST APIs, Kafka, Splunk
3) CI/CD integration for Talend jobs (GIT, Jenkins, Azure, DevOps, etc.)
4) Experience with cloud platforms and cloud integration
5) Big data and real time processing
6) Financial industry experience
Education:
Bachelor’s degree in Computer Science, Engineering, or related field; equivalent experience considered.
Best VS. Average Candidate:
Ideal candidate will have a good fit with the team above the technical skillset sought, ability to work in a fast-paced environment, communication; technical: strong experience with Talend; need to be able to hit the ground running
Candidate Review & Selection - Interview Process
1 round - MS Teams Video Interview - 1 hour - technical panel interview with HM, 2-3 other team members - potential technical assessment included, TBD
Please be camera ready - Video ON
Hiring Manager’s availability to interview: Week of Dec 19th for interviews, will go into first week of Jan as needed
Requirements
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