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Added 16 mins ago
E
Senior Software Engineer
EarnIn
Vancouver, BC
- Full-time
…similar tools) every day to design, build, test, and operate our systems, so you can move much faster and deliver a lot more, while holding a high bar for correctness, review, and safety on…
Added 16 mins ago
FI
Senior Full Stack Software Developer (FHIR)
Flexstaf I.T. Inc.
Toronto, ON · Greater Toronto Area, Canada
- Contract
Position: Software Developer - Full Stack – Senior
Added 46 mins ago
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Sr. Java Fullstack Developer-Angular/Banking
BeachHead
Toronto, ON
- $59.48 to $79.66 CAD / hour
- Contract
Working with one of our top financial clients, this role calls for a Sr. Java Fullstack Developer-Angular/Banking to join a collaborative Agile delivery pod supporting a large-scale…
Added 1 hour ago
RD
Senior Java Software Developer
Randstad Digital
London, ON
- $65 to $75 CAD / hour
- Contract
…will design, develop, test, and maintain robust backend and full-stack solutions, working closely with cross-functional partners including Business Systems Analysts, Quality Engineers, and…
Added 1 hour ago
GT
Full Stack Java Developer
Global Technical Talent, an Inc. 5000 Company
Toronto, ON
- $55 to $65 CAD / hour
- Contract
Added 4 hours ago
YC
Senior Developer, D365
Yoush Consulting
Toronto, ON
- Full-time
As a Senior Developer, Dynamics 365 your responsibilities will include:
Added 7 hours ago
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Senior Machine Learning Engineer
Fusemachines
Remote, Canada
- Contract
- Remote
We’re hiring a Senior Machine Learning Engineer to architect, build, and deploy high-performance machine learning systems that power technology stack. You will work across the entire ML…
Added 9 hours ago
T
Quality Assurance Engineer
Trulioo
Remote, Canada
- $85,000 to $95,000 CAD / year
- Full-time
- Remote
Develop and document full-stack test strategies, design test cases, and conduct manual and automated testing across platforms and technology layers, including UI, API, database, Android,…
Added 11 hours ago
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Quality Assurance Engineer
Trulioo
Vancouver, BC
- Full-time
Develop and document full-stack test strategies, design test cases, and conduct manual and automated testing across platforms and technology layers, including UI, API, database, Android,…
Added 12 hours ago
C
Application Programmer
Collabera
Mississauga, ON
- $70 to $80 USD / hour
- Full-time
We are seeking an experienced Senior Forward Deployed Engineer (FDE) with strong expertise in Java, Python, backend/full-stack development, and solution architecture. The ideal candidate…
Added 14 hours ago
TC
Java Backend developer
Tata Consultancy Services
Toronto, ON · Greater Toronto Area, Canada
- $90,000 to $100,000 CAD / year
- Full-time
…is enabling its clients to transform themselves across the full AI stack, from infrastructure to…
Added 14 hours ago
TC
Technical Business Analyst
Tata Consultancy Services
Montreal, QC
- Full-time
…is enabling its clients to transform themselves across the full AI stack, from infrastructure to…
Added 14 hours ago
TC
Big Data Developer
Tata Consultancy Services
Toronto, ON
- $90,000 to $110,000 CAD / year
- Full-time
…is enabling its clients to transform themselves across the full AI stack, from infrastructure to…

Tata Consultancy Services

Big Data Developer

Toronto, ON, Canada

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

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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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