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Added 10 days ago
AVP Senior Java Developer
Citi
Mississauga, ON
Full-time
The Senior Java Developer is responsible for participation in the establishment and implementation of new or revised application systems and programs for CCC/MIP Trading in Fixed Income…
Added 9 days ago
Senior Software Engineer
Vivid Seats
Toronto, ON
…of new features, contributing to the evolution of our core Java-based systems, ensuring scalability, performance, and…
Added 4 months ago
Amazon Connect Principal Consultant
Slalom
Toronto, Ontario · Greater Toronto Area, Canada
Full-time
Proficiency in programming/scripting languages, such as Python, JavaScript, or Java.
Added 4 months ago
Remote Software Developer - Europe / South America
PAK digital
Remote, Canada
$24,000 to $36,000 USD / year
Contract · Remote
Remote Software Developer - Europe / South America
Added 4 months ago
Java Backend Developer
Localcoin
Toronto, Ontario · Ontario
$100,000 to $135,000 USD / year
Full-time
…new technologies to join our growing Engineering team as our Java Back End…
Added 4 months ago
Sales Engineer (Enterprise)
SOTI
Mississauga, Ontario
Full-time
Understanding of Rest APIs and coding (i.e., Java Scripting, HTML, etc.)
Added 2 months ago
Senior Software Developer
Quantiphi
Canada
Full-time
Quantiphi is seeking a Senior Software Developer to design and build scalable, high-performance web applications using a modern Java-based stack. This role is ideal for someone who thrives…
Added 2 months ago
Senior Software Developer
Quantiphi
Canada
Full-time
Quantiphi is seeking a Senior Software Developer to design and build scalable, high-performance web applications using a modern Java-based stack. This role is ideal for someone who thrives…
Added 2 months ago
Applications Development Tech Lead Analyst
Citi
Remote, Canada
Full-time · Remote
Experience with JAVA, Spring Boot, Spring Cloud (Micro Services) is a plus.
Added 9 days ago
SimCorp Dimension (SCD) Specialist
Munich Re
Toronto, ON
Added 1 month ago
Applications Development Senior Manager
Citi
Remote, Canada
Full-time · Remote
Strong proficiency in Java and experience building RESTful APIs with the Spring Boot framework.
Added 10 days ago
Software Quality Engineering Specialist
Sun Life Québec
Montreal, QC
Full-time
Familiarity with Java, Python, C# or other programming languages
Added 10 days ago
AI Engineer - Canada
Pulsora
Remote, Canada
$60,000 to $70,000 CAD / year
Full-time · Remote
We are seeking a highly skilled and experienced AI/ML Developer to join our team. The ideal candidate will be a specialist in the rapidly evolving field of Large Language Models (LLMs) and…
Added 10 days ago
System Design Specialist, Intermediate
Hitachi Rail
Toronto, ON
Full-time
Angular, TypeScript, WebSockets, Java-based back-end development.
Added 11 days ago
Senior Java Full Stack Developer (Core Java, Spring Boot, Oracle) (Hybrid)
Cognizant
Calgary, AB
Full-time
As a Senior Java Full Stack Developer, you will make an impact by designing, developing, and optimizing enterprise applications that support critical business operations. You will be a…
Added 10 days ago
Senior Java Architect
ITC Infotech
Vancouver, BC
$140,000 to $150,000 CAD / year
Full-time
We are looking for an experienced Java Solution Architect to lead the architecture and modernization of enterprise-scale Java applications and data platforms.
Added 10 days ago
Senior Software Developer
Autodesk
Toronto, ON · AMER - Canada - Ontario - Toronto - University Ave
Full-time
We are looking for a Senior Software Developer to help build the backend platform that powers these experiences. In this role, you will design and develop REST APIs, implement a flexible…
Added 10 days ago
Manager, Software Development - GFT - Halifax
Royal Bank of Canada
Halifax, NS
Full-time
Proficiency in React and backend technologies (Node.js/Java).
Added 9 days ago
Software Engineer in Test, LUS
Lyft
Montreal, QC
2+ years of engineering experience as an automated test developer or other relevant work experience
Added 10 days ago
Senior UI/Angular Developer
Citi
Mississauga, ON
Full-time
The Senior UI/Angular Developer is responsible for participation in the establishment and implementation of new or revised application systems and programs for Par Loan Trading in Fixed…
Added 10 days ago
CitiDirect Senior Java Dev for Payments Modernization – Vice President
Citi
Mississauga, ON
Full-time
We are seeking an experienced Senior Java Backend Developer to join a group modernizing CitiDirect’s Payment architecture. The ideal candidate will have a strong foundation in Core Java and…
Added 10 days ago
Senior Full Stack Engineer - Senior Vice President
Citi
Mississauga, ON
Full-time
Robust Backend Services: Design and build scalable microservices and RESTful/gRPC APIs using Python (FastAPI/Flask) and/or Java (Spring Boot).
Added 10 days ago
BMO Capital Markets Summer 2027 Internship Global Markets Analyst, Commodity Derivatives, Calgary
BMO
Calgary, AB · CALG
Full-time
Added 10 days ago
Senior Software Developer (Data & Backend Development)
Autodesk
Toronto, ON · Montreal, QC · AMER - Canada - Ontario - Toronto - University Ave
Full-time
26WD100339, Senior Software Developer (Data & Backend Development)
Added 9 days ago
Data Engineer
Synpulse
Toronto, ON
Proficiency in SQL and Python; knowledge of Spark, PySpark, Scala, or Java is a strong asset.

Cognizant

Senior Java Full Stack Developer (Core Java, Spring Boot, Oracle) (Hybrid)

Calgary, AB, Canada

Pay: The base salary for this position ranges between $ 64,800 – 95,500 per year.
Job type: Full-time
Apply by: Oct 26, 2026
Experience: 7+ years of experience developing enterprise applications using Core Java and Spring Boot
Posting language: English
Posted: Sep 9, 2026

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Original job description

About The Role

As a Senior Java Full Stack Developer, you will make an impact by designing, developing, and optimizing enterprise applications that support critical business operations. You will be a valued member of the technology team and work collaboratively with architects, product owners, business analysts, database teams, and fellow engineers to deliver scalable, secure, and high-performing solutions.

In This Role, You Will

Design, develop, and maintain enterprise applications using Core Java, Spring Boot, and React.js to deliver scalable, resilient, and maintainable solutions.
Build and optimize RESTful web services that enable secure, efficient integration between internal platforms and external partners.
Collaborate with product owners, architects, and business stakeholders to translate business requirements into technical solutions and application designs.
Develop and support applications utilizing Oracle databases and Kafka, ensuring performance, reliability, and scalability for high-volume environments.
Implement application deployment, monitoring, and troubleshooting processes within Linux-based environments to maintain system stability and availability.
Conduct code reviews, enforce development best practices, and contribute to continuous improvement initiatives that enhance software quality and delivery efficiency.
Troubleshoot complex application, database, and integration issues, performing root cause analysis and driving timely resolution.
Create and maintain technical documentation, operational procedures, and deployment guidelines to support ongoing application maintenance and support.

Work model

We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a hybrid position requiring up to 3 days per week in a client or Cognizant office in Calgary- Canada.

The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.

Please note that this position is not eligible for visa transfer or sponsorship now or at any time in the future*

What You Need To Have To Be Considered

7+ years of experience developing enterprise applications using Core Java and Spring Boot
Strong experience in Java Full Stack Development.
Strong experience designing and developing and consuming REST Web Services/APIs
Proficiency with React.js and modern front-end development practices.
Experience working with Oracle databases, including query optimization and performance tuning.
Knowledge of Kafka or other event-driven messaging technologies.
Solid understanding of Linux environments, including application deployment, process monitoring, troubleshooting, and operational support.
Experience performing complex problem analysis, root cause investigation, and resolution across application, integration, and database layers.
Strong communication and collaboration skills with the ability to work effectively in a hybrid, cross-functional environment.
Experience deploying, supporting, and troubleshooting applications in Linux environments.

These will help you stand out

Experience implementing application security best practices for APIs and enterprise systems.
Knowledge of automated testing frameworks and DevOps practices.
Experience supporting high-volume, mission-critical enterprise applications.
Familiarity with monitoring, logging, and performance management tools.
Proven ability to mentor developers and drive continuous improvement initiatives across engineering teams.

Canadian Pay Transparency Statement

We regularly assess market data to ensure we offer a competitive compensation package for our associates. The base salary for this position ranges between $ 64,800 – 95,500 per year. Where the successful candidate may fall within the range depends on relevant education, work and/or management experience and other business-related and job-necessary qualifications. This position is also eligible for Cognizant’s discretionary annual performance-based bonus, as well as benefits that support your physical, mental and financial wellbeing.

Why Choose Cognizant?

It takes a lot to succeed in today’s fast-paced market, and Cognizant Technology Solutions has become a leader in the industry. We love big ideas and even bigger dreams! We stand out because we put human experiences at the core. Our associates enjoy robust benefits and training opportunities from our industry-recognized, award-winning Academy team. You will have access to hundreds of technical training courses to keep your skillsets fresh and have opportunities to acquire certifications on the newest technologies.

Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law

Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.

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More about this job

Responsibilities

Design, develop, and optimize enterprise applications using Java, Spring Boot, and React.js while building secure RESTful web services and managing Oracle databases and Kafka integrations.

Requirements

Requires over 7 years of experience in Core Java and Spring Boot with proficiency in React.js and Linux environments. Candidates must have strong skills in database performance tuning and complex problem analysis.

Skills

Core Java
Spring Boot
React.js
Oracle Database
Kafka
RESTful Web Services
Linux
Full Stack Development
Query Optimization
Performance Tuning
Root Cause Analysis
Application Security
DevOps
Automated Testing
Technical Documentation
Code Reviews

Benefits

Discretionary annual performance-based bonus
Physical wellbeing benefits
Mental wellbeing benefits
Financial wellbeing benefits
Technical training courses
Certification opportunities

Visa sponsorship

Not detected in the job text

Keywords

Core Java
Spring Boot
React.js
Oracle
Kafka
REST API
Linux
Full Stack
Enterprise Applications
Query Optimization
Performance Tuning
Event-Driven Architecture
DevOps
Automated Testing
Application Security
Root Cause Analysis
Software Quality
Scalability
Resilience
IT Consulting

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