Java Developer

Tata Consultancy Services Limited; Mississauga; On-site; CAD 90,000 - 110,000; Full time

Job summary

Tata Consultancy Services Canada Inc. in Mississauga is seeking a seasoned Java Developer to design, develop, and maintain scalable microservices and data-driven applications.

You will work with Java, MongoDB, OpenShift/AWS, REST APIs, and CI/CD pipelines in a fast-paced environment. The role offers a competitive CA$90k–CA$110k salary and opportunities to contribute to large enterprise projects.

Qualifications

• Proven experience in Java development for microservices.
• Strong MongoDB data modeling and query optimization.
• Experience with OpenShift and cloud (AWS) environments.
• Design and implement RESTful APIs and scalable microservices.
• Ability to develop and optimize SQL queries for transactional and reporting use cases.

Responsibilities

• Design, develop, and maintain Java-based microservices.
• Implement RESTful APIs adhering to enterprise standards.
• Develop and optimize SQL queries for transactional and reporting use cases.
• Design and manage MongoDB schemas, indexes, and queries.
• Ensure high availability, scalability, and performance of microservices.
• Collaborate with Business Analysts, Architects, QA, and DevOps teams.

Skills

Java

MongoDB

OpenShift/AWS

REST APIs

Microservices

SQL queries

Kafka

Design/Develop microservices

CI/CD

Tools

CI/CD tools

Job description

Mississauga, ON | 8 - 12 years of experience

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.

Tata Consultancy Services (BSE: 532540, NSE: TCS) is the technology partner of choice for industry-leading organizations worldwide. Since its inception in 1968, TCS has upheld the highest standards of innovation, engineering excellence and customer service.

It has set an aspiration 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 of the Tata Group, TCS is focused on creating long term value for its clients, its investors, its employees, and the community at large. With a highly skilled workforce spread across 56 countries and 194 service delivery centers across the world, the company has been recognized as a top employer in six continents. With the ability to rapidly apply and scale new technologies, the company has built long term partnerships with its clients. Many of these relationships have endured into decades and navigated every technology cycle, from mainframes in the 1970s to artificial intelligence today.

Core Development

• Java (8/11/17) - strong hands on experience
• MongoDb
• Openshift / AWS
• Database & Data Layer
• MongoDB
• Document modeling
• Indexing strategies
• Aggregation framework
• CRUD & performance tuning
• Integration & Messaging
• Experience with Kafka (preferred)
• REST based integrations with upstream/downstream systems
• Design, develop, and maintain Java based microservices
• Implement RESTful APIs adhering to enterprise design standards
• Develop and optimize SQL queries (E2 level) for transactional and reporting use cases
• Design and manage MongoDB schemas, indexes, and queries
• Ensure high availability, scalability, and performance of microservices
• Apply exception handling, logging, monitoring, and resiliency patterns
• Collaborate with Business Analysts, Architects, QA, and DevOps teams
• Participate in code reviews, unit testing, and defect resolution
• Support CI/CD pipelines, deployments, and production issues
• Follow secure coding and compliance standards

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 dis cussion.

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.