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Added 1 month ago
Senior Software Developer - Full Stack Web Application Development
CIeNET International
Markham, ON
Full-time
Experience with Spring Boot or similar Java frameworks.
Added 1 month ago
Business Consultant - KYC & Client Lifecycle Management
NTT DATA Services
Toronto, ON
…ideal candidate will have extensive experience in Fenergo, Java/Spring Boot, Microservices, Python, React JS, cloud platforms, and modern DevOps…
Added 1 month ago
Java Backend Integration Developer (Spring Boot & Azure)
Recrute Action
ON · Toronto, Waterloo, Ontario
Contract
Backend Integration Developer (Java/Spring Boot)
Added 1 month ago
Software Engineer, Full Stack
Gigi
Toronto, ON
Full-time
…FastAPI, LangGraph and LangChain; TypeScript, Vue and Nuxt; Java and Spring Boot; PostgreSQL, pgvector, Redis and NATS; and…
Added 1 month ago
Montréal [Hybrid] Bilingual Java and devops developer
QUANTEAM - North America (RAINBOW PARTNERS Group)
Montreal, QC
Full-time
We are looking for a Java Developer for one of our clients, an investment bank set in Montreal
Added 1 month ago
Senior Server Engineer
GamblingCareers.com
Canada
Full-time
Design, build, and maintain scalable backend services using Java (Spring Boot, Hibernate, Dropwizard) and related technologies
Added 1 month ago
Développeur.euse Java / Java Developer
Bounteous
Montreal, QC
Full-time
Développement logiciel : Développer, maintenir et améliorer des applications Java de niveau entreprise. Tirer parti du cadriciel Spring (Spring Boot, Spring Data, Spring Security) pour…
Added 11 days ago
Senior Java Developer – Vice President
Citi
Mississauga, ON
Full-time
Write clean, secure, and highly performant Java code using Spring Boot and related frameworks, adhering to best practices and coding standards.
Added 26 days ago
Java Full Stack Developer
Capgemini
Toronto, ON
Working knowledge of the Java programming language and supporting frameworks such as Spring, Spring Boot, Spring cloud.
Added 1 month ago
Senior Core Java Engineer
Capgemini
Montreal, QC
Experience with Spring Boot, Spring Framework, and microservices architecture.
Added 1 month ago
Java Full Stack Developer
J&M Group
Toronto, ON
Full-time
Strong Java, Spring Boot, Angular, JavaScript/TypeScript, and Node.js.
Added 1 month ago
Java Developer
Triunity Software
Quebec, QC
$100,000 to $110,000 CAD / year
Full-time
Triunity Software is looking for a talented Java Developer to join our growing team in Quebec, QC! This is an exciting opportunity to work on innovative software solutions in a…
Added 1 month ago
Java Developer
Triunity Software
Toronto, ON
$100,000 to $110,000 CAD / year
Full-time
Strong proficiency in Java frameworks such as Spring Boot, Spring MVC, or Hibernate
Added 1 month ago
Java Developer
Triunity Software
Ottawa, ON · Ontario, ON
$100,000 to $110,000 CAD / year
Full-time
Strong proficiency in Java (8+), Spring Boot, and RESTful API development
Added 1 month ago
Full-Stack Java/Angular Lead Developer
Intact
Toronto, ON
Full-time
5+ years of experience building server-side apps using Java, Spring Boot, JDBC, Hibernate and creating web services or APIs using REST.
Added 1 month ago
Full-Stack Java/Angular Lead Developer
Intact
Toronto, ON
Full-time
5+ years of experience building server-side apps using Java, Spring Boot, JDBC, Hibernate and creating web services or APIs using REST.
Added 1 month ago
Java Developer
Triunity Software
ON · Missausaga, ON
$100,000 to $110,000 CAD / year
Full-time
Triunity Software is looking for a talented Java Developer to join our growing team in Ontario, ON. This is an exciting opportunity to work on innovative software solutions in a…
Added 1 month ago
Senior / Intermediate Full Stack Engineer (Backend-Leaning)
Valsoft Corporation
Remote, Canada
Full-time · Remote
Strong experience with Java, Spring Boot, and Hibernate in production systems.
Added 1 month ago
Senior Back End Engineer (Data Platform)
Forma.ai
Toronto, ON
Full-time
Proficiency in at least one production-grade language such as Python, Java, Scala, Kotlin, Go, C#, or similar.
Added 1 month ago
Full Stack Java Developer (Contract)
CoreFactor Inc.
Toronto, ON · North York (Hillcrest Village), Ontario
Contract
CoreFactor is currently searching for multiple full stack java developers on a contract basis for a client in North, York, On.
Added 11 days ago
Lead Software Engineer - Enterprise Applications
Citi
Mississauga, ON
Full-time
Programming: Strong proficiency in Python and/or Java (Spring Boot); working knowledge of JavaScript/TypeScript (Angular, Node.js). Full‑stack experience is a plus.
Added 1 month ago
Full-Stack Java/Angular Lead Developer
Intact FC
Toronto, ON · Mississauga, ON · Richmond Hill, ON
Full-time
5+ years of experience building server-side apps using Java, Spring Boot, JDBC, Hibernate and creating web services or APIs using REST.
Added 1 month ago
Technical Team Leader
Societe Generale
Montreal, QC
Full-time
Framework: Spring Boot (with Spring MVC for REST APIs), .Net 10
Added 1 month ago
Senior Software Engineer
Broadridge
Toronto, ON
Full-time
Proficiency in one or more of: Java 17/21, Spring Boot / Framework, Oracle PL/SQL, JavaScript, TypeScript, React, CSS, REST API design and integration
Added 10 days ago
Sr. SDET Engineer (Playwright / RestAssured / FTE / Onsite)
NTT DATA Services
Halifax, NS
Develop and maintain scalable test automation frameworks using Java, Spring Boot, RestAssured, Playwright, Karate, Cucumber, and TestNG.

Capgemini

Senior Core Java Engineer

Montreal, QC, Canada

Experience: 7+ years of experience in software development with a strong focus on Java.
Posting language: English
Posted: Aug 17, 2026

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Original job description

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. Join us and help the world’s leading organizations unlock the value of technology and build a more sustainable, more inclusive world.

Job Description

We are seeking a Senior Core Java Engineer to design, develop, and support high-performance, scalable enterprise applications. The ideal candidate will have strong expertise in Core Java, distributed systems, backend engineering, and software design principles.

Key Responsibilities:
Design, develop, test, and maintain robust, scalable, and highly available Java-based applications.
Develop backend services, APIs, and microservices to support business-critical applications.
Participate in system architecture, technical design, and code reviews to ensure high-quality deliverables.
Optimize application performance, scalability, reliability, and security.
Troubleshoot production issues and implement sustainable solutions.
Collaborate with product owners, business stakeholders, architects, and development teams to deliver technical solutions aligned with business objectives.
Contribute to Agile development processes, including sprint planning, estimation, and retrospectives.
Advocate and implement software engineering best practices, coding standards, and development frameworks.
Mentor and guide junior developers, fostering technical growth and knowledge sharing.
Stay current with emerging technologies and recommend improvements to existing systems and processes.

Required Qualifications:
Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field.
7+ years of experience in software development with a strong focus on Java.
Strong expertise in Core Java, object-oriented programming, multithreading, collections, concurrency, and JVM internals.
Experience designing and developing enterprise-scale applications and distributed systems.
Strong understanding of software design patterns, data structures, and algorithms.
Experience building RESTful APIs and service-oriented architectures.
Strong knowledge of relational databases such as Oracle, SQL Server, PostgreSQL, or MySQL.
Experience with version control tools such as Git.
Familiarity with Linux/Unix environments and scripting.
Strong debugging, troubleshooting, and performance tuning skills.
Excellent communication, analytical, and problem-solving abilities.

Preferred Qualifications:
Experience with Spring Boot, Spring Framework, and microservices architecture.
Experience with messaging technologies such as Kafka, RabbitMQ, or JMS.
Familiarity with containerization technologies such as Docker and Kubernetes.
Exposure to cloud platforms including AWS, Azure, or Google Cloud Platform (GCP).
Experience with CI/CD pipelines and DevOps practices.
Knowledge of NoSQL databases such as MongoDB, Cassandra, or DynamoDB.
Experience working in highly regulated or large-scale enterprise environments.

Technical Skills:
Core Competencies:
Core Java (Java 8/11/17+)
Multithreading & Concurrency
Collections Framework
JVM Performance Tuning
Object-Oriented Design
Data Structures & Algorithms
Design Patterns

Backend Technologies:
Spring Boot
REST APIs
Microservices
Hibernate/JPA
Messaging Frameworks

Databases:
Oracle
SQL Server
PostgreSQL
MySQL
MongoDB (Preferred)

Tools & Platforms:
Git
Jenkins
Maven/Gradle
Docker
Kubernetes
Linux/Unix
AWS/Azure/GCP

Experience:
7+ years of professional software engineering experience
Proven experience building, deploying, and supporting large-scale enterprise applications.
Demonstrated success in delivering high-quality solutions in Agile environments.

The base compensation range for this role in the posted location is: 80,000 - 90,000.

Capgemini provides compensation range information in accordance with applicable national, state, provincial, and local pay transparency laws. The base compensation range listed for this position reflects the minimum and maximum target compensation Capgemini, in good faith, believes it may pay for the role at the time of this posting. This range may be subject to change as permitted by law.

The actual compensation offered to any candidate may fall outside of the posted range and will be determined based on multiple factors legally permitted in the applicable jurisdiction.

These may include, but are not limited to: Geographic location, Education and qualifications, Certifications and licenses, Relevant experience and skills, Seniority and performance, Market and business consideration, Internal pay equity.

It is not typical for candidates to be hired at or near the top of the posted compensation range.

In addition to base salary, this role may be eligible for additional compensation such as variable incentives, bonuses, or commissions, depending on the position and applicable laws.

Capgemini offers a comprehensive, non-negotiable benefits package to all regular, full-time employees. In the U.S. and Canada, available benefits are determined by local policy and eligibility and may include:

Paid time off based on employee grade (A-F), defined by policy: Vacation: 12-25 days, depending on grade, Company paid holidays, Personal Days, Sick Leave

Medical, dental, and vision coverage (or provincial healthcare coordination in Canada)
Retirement savings plans (e.g., 401(k) in the U.S., RRSP in Canada)
Life and disability insurance
Employee assistance programs
Other benefits as provided by local policy and eligibility

Important Notice: Compensation (including bonuses, commissions, or other forms of incentive pay) is not considered earned, vested, or payable until it becomes due under the terms of applicable plans or agreements and is subject to Capgemini’s discretion, consistent with applicable laws. The Company reserves the right to amend or withdraw compensation programs at any time, within the limits of applicable legislation.

Disclaimers

Capgemini is an Equal Opportunity Employer encouraging inclusion in the workplace. Capgemini also participates in the Partnership Accreditation in Indigenous Relations (PAIR) program which supports meaningful engagement with Indigenous communities across Canada by promoting fairness, accessibility, inclusion and respect. We value the rich cultural heritage and contributions of Indigenous Peoples and actively work to create a welcoming and respectful environment. All qualified applicants will receive consideration for employment without regard to race, national origin, gender identity/expression, age, religion, disability, sexual orientation, genetics, veteran status, marital status or any other characteristic protected by law.

This is a general description of the Duties, Responsibilities and Qualifications required for this position. Physical, mental, sensory or environmental demands may be referenced in an attempt to communicate the manner in which this position traditionally is performed. Whenever necessary to provide individuals with disabilities an equal employment opportunity, Capgemini will consider reasonable accommodations that might involve varying job requirements and/or changing the way this job is performed, provided that such accommodation does not pose an undue hardship. Capgemini is committed to providing reasonable accommodation during our recruitment process. If you need assistance or accommodation, please reach out to your recruiting contact.

Please be aware that Capgemini may capture your image (video or screenshot) during the interview process and that image may be used for verification, including during the hiring and onboarding process.

Click the following link for more information on your rights as an Applicant in the United States. http://www.capgemini.com/resources/equal-employment-opportunity-is-the-law

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.

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More about this job

Responsibilities

Design, develop, and maintain high-performance, scalable Java-based enterprise applications and backend services. Collaborate with cross-functional teams to deliver technical solutions while mentoring junior developers and advocating for software engineering best practices.

Requirements

Requires a bachelor's degree in a related field and at least 7 years of professional software development experience. Candidates must possess strong expertise in Core Java, distributed systems, and modern backend technologies.

Skills

Core Java
Multithreading
Concurrency
JVM Performance Tuning
Spring Boot
REST APIs
Microservices
Hibernate
JPA
Oracle
PostgreSQL
Git
Docker
Kubernetes
Agile
Cloud Platforms

Benefits

Paid time off
Company paid holidays
Personal days
Sick leave
Medical coverage
Dental coverage
Vision coverage
Retirement savings plans
Life insurance
Disability insurance
Employee assistance programs

Visa sponsorship

Not detected in the job text

Keywords

Core Java
Spring Boot
Microservices
RESTful APIs
Multithreading
JVM
Distributed Systems
Agile
Git
Docker
Kubernetes
Oracle
PostgreSQL
Cloud Computing
AWS
Azure
GCP
CI/CD
DevOps
Hibernate
JPA
Software Architecture
Backend Engineering
Linux
Unix
NoSQL
MongoDB
Cassandra
Kafka
RabbitMQ

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