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Tata Consultancy ServicesVerified Job Source

Sr Java Technical Lead

The Sr Java Technical Lead will be responsible for supporting mission-critical systems in complex enterprise environments and ensuring end-to-end operational ownership of applications. This includes debugging, enhancing, and optimizing legacy Java codebases and providing application support.

  • On-site
  • Toronto, ON
  • Posted Jul 15, 2026
  • Apply by Aug 14, 2026
  • 1 position

Job summary

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. About TCS TCS is an IT services, consulting, and business solutions organization that has been partnering with many of the world’s largest businesses in their transformation journeys for over 55 years. Its consulting-led, cognitive-powered portfolio of business, technology, and engineering services and solutions is delivered through its unique Location Independent Agile™ delivery model, recognized as a benchmark of excellence in software development. A part of the Tata group, India's largest multinational business group, TCS operates in 55 countries and employs over 607,000 highly skilled individuals, including more than 10,000 in Canada. The company generated consolidated revenues of US $ 30 billion in the fiscal year ended March 31, 2025, and is listed on the BSE and the NSE in India. TCS' proactive stance on climate change and award-winning work with communities across the world have earned it a place in leading sustainability indices such as the MSCI Global Sustainability Index and the FTSE4Good Emerging Index. Required Skill Set • Minimum good years of hands on experience in enterprise application development and production application support • Strong background supporting mission critical systems in complex enterprise environments Security & SSL In depth knowledge of SSL/TLS concepts • Strong hands on experience with:o Certificates (server, client, CA)o Keystores and truststoreso SSL configuration and troubleshooting in enterprise applications Java & Framework Expertise • Strong hands on experience with Java 8 and Java 17 • Solid working knowledge of Spring Framework (Legacy applications) • Proven ability to debug, enhance, and optimize legacy Java codebases Service Technologies• Strong expertise in SOAP Web Services (approximately 80% of our services are SOAP based) • Deep understanding of RESTful services, including: o Legacy REST implementations using JAX RS / Jerseyo Modern approaches to building REST services • Good understanding of service design, integration, and backward compatibility Application Support & Batch Processing • Excellent Application Support knowledge, including: o Production support processes Incident triage, root cause analysis, and issue resolution End to end operational ownership of applications • Strong experience supporting batch intensive environments, including's Job scheduling, monitoring, and troubleshooting o Supporting large volumes of batch jobs • Hands on experience executing and troubleshooting Shell scripts o Database procedures and queries Database Skills • Strong knowledge of SQL and core database concepts • Proven experience in:o Executing and fine tuning stored procedureso Optimizing complex SQL querieso Database performance troubleshooting Unix / Linux & Scripting. Salary Range Format: Base Salary Range: 90,000 CAD/Yr – 120,000 CAD/Yr.. Hope this looks good. Please let me know if you would like us to include anything further. 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.

What you’ll do

The Sr Java Technical Lead will be responsible for supporting mission-critical systems in complex enterprise environments and ensuring end-to-end operational ownership of applications. This includes debugging, enhancing, and optimizing legacy Java codebases and providing application support.

Requirements

Candidates should have a minimum of 10 years of hands-on experience in enterprise application development and production application support. Strong expertise in Java, Spring Framework, SOAP and RESTful services, and database skills are essential.

Other relevant skills

Identified from the job description. Confirm important requirements above.

  • Java 8
  • Java 17
  • Spring Framework
  • SOAP Web Services
  • RESTful Services
  • Application Support
  • Batch Processing
  • SQL
  • Database Performance
  • Shell Scripting
  • SSL/TLS
  • Incident Triage
  • Root Cause Analysis
  • Issue Resolution
  • Keystores
  • Truststores

Job areas

  • Technology
  • Engineering
  • Consulting
  • Software

Additional details

Minimum experience
10+ years
Apply by
Aug 14, 2026
Posting language
English
Working hours
40 hours per week
Seniority
Mid-Senior level
Application method
Direct apply is available