Jobs in Ontario (229,037 jobs)

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

229,037 listings · 21,952 employers Counted Nov 12, 2026. How we count

About these jobs

Employers hiring include Loblaw Companies Limited (5,773 listings), Shoppers Drug Mart (4,518 listings), Walmart Canada (3,871 listings).

Common roles: Retail sales associate, Practical nurse, Registered nurse.

36,849 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	19,661
CAD / year	80,000.00	15,789
USD / year	155,000.00	87
CAD / month	4,000.00	71
CAD / week	1,500.00	54
CAD / day	120.50	24
USD / hour	20.00	15

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

Group jobs by employerEmail me new jobs Save this search

Added 9 hours ago
DS
Supervised Behaviour Therapist
Developmental Services of Leeds and Grenville
Brockville, ON
- Temporary
Added 9 hours ago
FR
Security Concierge
FirstService Residential Canada
Toronto, ON
- Full-time
Must possess a valid Ontario Security License
Added 9 hours ago
UH
OTA/PTA (Certified) - Brain Program
University Health Network
Toronto, ON
- Full-time
Added 9 hours ago
SI
Java Backend Developer -- Telecom Domain
Spruce InfoTech Inc.
Toronto, ON
- Contract
Added 9 hours ago
UH
Speech Language Pathologist - Toronto Rehab - Brain Program
University Health Network
Toronto, ON
- Part-time
Added 9 hours ago
S
Clinic Attendant - Odette Cancer Centre - Casual - 2026-19304 (2026-19304)
Sunnybrook
Toronto, ON
- Other
Added 9 hours ago
CO
Clerk-Receptionist (Bilingual - English/French)
City of Greater Sudbury
Sudbury, ON
- Internship
Added 9 hours ago
UT
Senior Automation Engineer # 26-28679
US Tech Solutions
Toronto, ON
- $55 to $60 CAD / hour
- Contract
Mandatory onsite presence 3 days per week
Added 9 hours ago
UH
Physiotherapist, Brain Program
University Health Network
Toronto, ON
- Part-time
Added 9 hours ago
UH
Registered Practical Nurse - Spinal Cord Rehab Program
University Health Network
Toronto, ON
- Full-time
Shifts: Days/Nights (12 hour shifts)
Added 9 hours ago
AC
Allstate Sales Agent Trainee
Allstate Canada
Toronto, ON
- Full-time
Added 9 hours ago
MI
Associate Director, Fund Onboarding & Accounting, Private Equity
MUFG Investor Services
Toronto, ON
- $76,730 to $112,537 CAD / year
- Full-time
Added 9 hours ago
FH
IT Administrator
Fuze HR Solutions
Toronto, ON
- Full-time
Added 9 hours ago
UT
Business Analyst IV - #26-28796
US Tech Solutions
Toronto, ON
- $57.14 to $60.71 CAD / hour
- Contract
Added 9 hours ago
VC
Senior Insurance Leader
Veres Career Consulting
Toronto, ON
- $150,000 to $170,000 CAD / year
- Full-time
Added 9 hours ago
TC
Big Data Developer
Tata Consultancy Services
Toronto, ON
- $90,000 to $110,000 CAD / year
- Full-time
Added 9 hours ago
A-
Field Coordinator
AZ3 - AZIMUTH THREE ENTERPRISES INC.
ON
- Full-time
Candidates must be based in Bancroft or the immediate surrounding area · Must reside in Bancroft, Ontario, or the immediate surrounding area
Added 9 hours ago
S
Unit Clerk - Odette Cancer Centre - Temporary full-time - 2026-19298 (2026-19298)
Sunnybrook
Toronto, ON
- Full-time
Added 9 hours ago
QC
Salesforce Administrator (hybrid, North York)
Quarry Consulting
Toronto, ON
- Contract
Type: Hybrid – 3 days per week on-site
Added 9 hours ago
RM
Senior Analyst, Financial Planning & Analysis
RFA Mortgage Corporation
Toronto, ON
- Full-time
Added 9 hours ago
AC
Trainee Technician Opportunities
Applus+ Canada
Tiverton, ON
- Full-time
Added 9 hours ago
PG
Production Supervisor
Pangeo Group
Windsor, ON
- Full-time
Able to work a rotating shift schedule across all three shifts, plus weekends and overtime as required · Rotating shifts (days, afternoons and midnights)
Added 9 hours ago
LC
Libro Connect Representative
Libro Credit Union
ON
- Full-time
Added 9 hours ago
AC
Level I and II Technicians Opportunities
Applus+ Canada
Tiverton, ON
- Full-time
Added 9 hours ago
NI
Mechanical Product Designer
Nuhn Industries Ltd
Sebringville, ON
- Full-time

Tata Consultancy Services

Big Data Developer

Toronto, ON, Canada

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

Apply on LinkedIn About employer

Applications open in a new tab.

Job details

Pay: $90,000 to $110,000 CAD / year
Job type: Full-time
Apply by: Dec 12, 2026
Posting language: English
Posted: Nov 12, 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

We are seeking a talented Big Data Developer to build and maintain robust data processing solutions. The role involves leveraging Apache Spark, Scala, and Java to develop scalable applications that process massive datasets and deliver critical insights across the enterprise. This role is pivotal in supporting data-driven decision-making and operational excellence.

Key Responsibilities

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

Required Qualifications

Professional experience developing big data applications.
Strong expertise in Apache Spark, including Spark Core, Spark SQL, and Spark Streaming.
Advanced programming skills in Scala and/or Java.
Solid 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 abilities.
Excellent communication and teamwork skills.

Preferred Qualifications

Experience with Kafka, Flink, or other real-time streaming platforms.
Familiarity with Hadoop, Hive, HBase, or similar big data 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 Computing
Big Data Technologies
Performance Tuning and Optimization
Testing Frameworks and Methodologies
Git
CI/CD

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

TCS does not use artificial intelligence tools for candidate screening or evaluation. This post is for a current vacancy. The hiring process includes an initial screening, followed by a technical evaluation and managerial discussion.

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.

Apply on LinkedIn About employer

More about this job

Responsibilities

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

Requirements

Requires professional experience developing big data applications, strong Apache Spark expertise, advanced Scala and/or Java skills, and knowledge of distributed computing, data warehousing, and SQL. Candidates should also have experience with Git and CI/CD, strong analytical and communication skills, and the ability to work collaboratively.

Skills

Apache Spark
Scala
Java
Spark Core
Spark SQL
Spark Streaming
Distributed Computing
Data Warehousing
SQL
Git
CI/CD
ETL
Performance Optimization
Testing
Kafka
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
Distributed Computing
Data Warehousing
Financial Data
Operational Data
Performance Tuning
Testing Frameworks
Git
CI/CD
Kafka
Flink
Hadoop
Hive
HBase
AWS
Azure
GCP
Data Modeling
Schema Design
Docker
Kubernetes

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Work requirements

Jobs in Ontario