Jobs in Ontario

Jobs across Ontario, Canada. Choose a city or town to search nearby.

184,809 listings · 19,925 employers Counted Oct 30, 2026. How we count

About these jobs

Employers hiring include Loblaw Companies Limited (4,750 listings), Shoppers Drug Mart (3,687 listings), Walmart Canada (2,985 listings).

Common roles: Retail sales associate, Practical nurse, Project manager.

30,426 of these listings include employer-provided pay. Open a job to see its currency and pay period.

Advertised starting pay
Pay period	Median starting pay	Listings
CAD / hour	23.00	15,736
CAD / year	80,000.00	12,134
USD / year	100,000.00	754
USD / hour	20.00	610
CAD / month	4,815.50	48
CAD / week	937.50	28
CAD / day	114.00	12

Employer-listed minimums from at least 10 listings per currency and pay period. These are advertised starting amounts, not employee salaries. Jobs without a minimum and unusual amounts are excluded.

Workplace classifications: 0% remote, 17% hybrid, 82% on-site, 0% not specified. Hybrid and on-site classifications may be inferred from descriptions. Check the original ad.

Based on the dated count above. Listings can change. How we count

Jobs in Ontario

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Added 3 hours ago
W
Account Executive - Identity - Canada
Workday
Toronto, ON
- Full-time
Added 3 hours ago
AG
Estimator/Project Manager
AF Group Ltd.
Bolton, ON
- Full-time
Added 3 hours ago
P
Product Specialist
PolicyAdvisor
Oakville, ON
- $60,000 to $70,000 USD / year
- Full-time
Added 3 hours ago
HM
Director of Strategic Planning
Havas Media Network
Toronto, ON
- $105,000 to $120,000 CAD / year
- Full-time
Added 3 hours ago
GM
Commercial Auto Underwriting Specialist
Gore Mutual Insurance
Cambridge, ON
- Full-time
Added 3 hours ago
X
Software Developer
Xe.com
Newmarket, ON
- Full-time
Added 3 hours ago
LM
Strategic Analyst
Lockheed Martin
Ottawa, ON
- Full-time
Added 3 hours ago
DI
Superintendent
Drake International
Mississauga, ON
- $112,200 to $155,000 CAD / year
- Full-time
Added 3 hours ago
BS
Key Account Manager
Bushbalm Skincare
Ottawa, ON
- Full-time
Added 3 hours ago
TF
Senior Manager
the Finance Group
Ottawa, ON
- $130,000 to $150,000 CAD / year
- Full-time
Added 3 hours ago
CO
Case Worker, Off-Site
City of Ottawa / Ville d’Ottawa
Ottawa, ON
- Full-time
Added 3 hours ago
BS
Bilingual Sales and Accounts Coordinator
Bilingual Source
Toronto, ON
- $65,000 to $75,000 CAD / year
- Full-time
Added 3 hours ago
CO
Recreation Supervisor 2, Aquatics
City of Ottawa / Ville d’Ottawa
Ottawa, ON
- Full-time
Added 3 hours ago
SL
Python Developer
Staffingine LLC
Toronto, ON
- Full-time
Added 3 hours ago
LM
Systems Engineer Sr - Communications Systems
Lockheed Martin
Ottawa, ON
- Full-time
Added 3 hours ago
HS
Lead Server
High Sociétéa
Toronto, ON
- Full-time
Added 4 hours ago
HH
Part Time Driver
Helping Hands, Orillia
Orillia, ON
- Part-time
Added 4 hours ago
RN
Medical Writer (RID00242)
Red Nucleus
Toronto, ON
- Full-time
Added 4 hours ago
O
Product Launch Specialist, HealthTech SaaS
OceanMD
Toronto, ON
- Full-time
Added 4 hours ago
TR
Specialist, Engineering Change
Tokai Rika Group
Tecumseh, ON
- Full-time
Added 4 hours ago
RE
Executive Assistant
Rodan Energy Solutions Inc.
Mississauga, ON
- Full-time
Added 4 hours ago
CC
Finance Manager
Context Creative
Toronto, ON
- Full-time
Added 4 hours ago
Account Executive
Equativ
Toronto, ON
Added 4 hours ago
T
Treasury Analyst, Liquidity Measurement - Analytics & Reporting
TD
Toronto, ON
- Full-time
Added 4 hours ago
T
Compliance Associate Rotational Program
TD
Toronto, ON
- Full-time

Tata Consultancy Services

Big Data Developer

Toronto, ON, Canada

$90,000 to $110,000 CAD / year · Full-time

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Applications open in a new tab.

Job details

Pay: $90,000 to $110,000 CAD / year
Job type: Full-time
Apply by: Nov 28, 2026
Posting language: English
Posted: Oct 29, 2026

Original job description

Inclusion without Exception

Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the societies we operate in. Our continued commitment to Culture and Diversity is reflected in our people stories across our workforce and implemented through equitable workplace policies and processes.

TCS has been serving the Canadian marketplace for more than 35 years and today is the technology partner of choice for many of the country's leading organizations. As one of the largest IT services providers in Canada and globally, TCS is aiming to become the world's largest AI-led technology services company and is enabling its clients to transform themselves across the full AI stack, from infrastructure to intelligence.

Rooted in the heritage and values of the Tata Group, TCS is focused on creating long-term value for its clients, investors, employees, and the communities it serves. With a highly skilled workforce supporting customers from coast to coast, TCS has consistently been recognized as a Top Employer by the Top Employers Institute, including a recent top ranking at the country level.

TCS also sponsors 14 of the world's most prestigious marathons and endurance events, including the TCS Toronto Waterfront Marathon, reflecting its commitment to health, sustainability, and community empowerment.

Big Data Developer

Position Overview

Build and maintain robust big data processing solutions using Apache Spark, Scala, and Java. Develop scalable applications to process large datasets and support enterprise data and analytics requirements.

Key Responsibilities

Design and implement end-to-end data pipelines using Apache Spark for ETL and analytics workloads.
Develop clean, efficient, and maintainable code using Scala and Java.
Build solutions to ingest, transform, and aggregate large-scale financial and operational data.
Analyze and optimize Spark applications for performance, memory efficiency, and cost-effectiveness.
Collaborate with data scientists, analysts, and infrastructure teams to translate requirements into technical solutions.
Troubleshoot and resolve production issues within big data systems.
Implement testing strategies and maintain code quality standards.
Create and maintain technical documentation and knowledge base articles.

Required Qualifications

Demonstrated professional experience developing production-grade big data applications.
Strong expertise in Apache Spark (Core, SQL, Streaming).
Advanced programming skills in Scala and/or Java.
Strong understanding of distributed computing principles and architecture.
Experience with data warehousing and SQL.
Knowledge of Git and CI/CD pipelines.
Strong analytical and problem-solving skills.
Excellent communication and teamwork skills.

Preferred Qualifications

Experience with Kafka, Flink, or other real-time streaming platforms.
Familiarity with Hadoop, Hive, HBase, or similar technologies.
Cloud platform experience with AWS, Azure, or GCP.
Background in financial services or banking.
Knowledge of data modeling and schema design.
Experience with Docker and Kubernetes.

Technical Skills

Apache Spark
Scala
Java
SQL
ETL/ELT
Distributed Systems
Big Data Technologies
Performance Tuning & Optimization
Testing Frameworks & Methodologies

Salary Range - CA$ 90,000 - CA$ 110,000 Per Year

Tata Consultancy Services Canada Inc. is committed to meeting the accessibility needs of all individuals in accordance with the Accessibility for Ontarians with Disabilities Act (AODA) and the Ontario Human Rights Code (OHRC). Should you require accommodation during the recruitment and selection process, please inform Human Resources.

Thank you for your interest in TCS. Candidates that meet the qualifications for this position will be contacted within a 2-week period. We invite you to continue to apply for other opportunities that match your profile.

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More about this job

Responsibilities

Design, develop, and maintain scalable Spark-based data pipelines and applications to ingest, transform, and analyze large financial and operational datasets. Optimize performance, troubleshoot production issues, collaborate with cross-functional teams, implement testing and code quality practices, and maintain technical documentation.

Requirements

Requires professional experience building production-grade big data applications, strong Apache Spark expertise, advanced Scala and/or Java skills, and knowledge of distributed computing, data warehousing, SQL, Git, and CI/CD. Strong analytical, problem-solving, communication, and teamwork skills are required; experience with streaming platforms, Hadoop technologies, cloud platforms, financial services, data modeling, Docker, or Kubernetes is preferred.

Skills

Apache Spark
Scala
Java
SQL
ETL/ELT
Distributed Computing
Data Warehousing
Data Pipelines
Performance Optimization
Testing
Git
CI/CD
Kafka
Flink
Hadoop
Cloud Platforms

Visa sponsorship

Not detected in the job text

Keywords

Apache Spark
Spark Core
Spark SQL
Spark Streaming
Scala
Java
SQL
ETL
ELT
Data Pipelines
Big Data
Distributed Computing
Data Warehousing
Financial Data
Operational Data
Performance Tuning
Memory Efficiency
Cost Optimization
Git
CI/CD
Kafka
Flink
Hadoop
Hive
HBase
AWS
Azure
GCP
Docker
Kubernetes

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