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Added 19 days ago
Développeur de logiciels C++ nouvellement diplômé / New Grad C++ Software Developer
Tower Research Capital
Montreal, QC
Excellentes compétences en programmation C++; une expérience en Python est fortement souhaitée.
Added 21 days ago
AI
Jira Service Management Developer – Java, Python, AI Automation & REST APIs
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Toronto, ON
- Full-time
Jira Service Management Developer – Java, Python & AI Automation
Added 19 days ago
KL
AI Engineer with Python
Kodeva LLC
Mississauga, ON
- Full-time
Design, build, and deploy Python-based AI/LLM applications using FastAPI/Flask.
Added 19 days ago
AS
Full Stack Developer
AgileGrid Solutions
Canada
- Full-time
Joining National Bank as a Full Stack Developer offers a unique opportunity to be part of the Capital Markets development team. In this role, you will be responsible for designing,…
Added 19 days ago
AS
Backend Developer
AgileGrid Solutions
Canada
- Full-time
As a Chief Backend Developer within the Platforms and Automation team at National Bank, you will play a pivotal role in designing, developing, and maintaining strategic backend services in…
Added 19 days ago
ZS
Jira Service Management Intake & Automation Developer
Zodiac Solutions, Inc
Toronto, ON
- Full-time
Professional experience developing production applications or services in Java, preferably with Spring Boot, and/or Python.
Added 19 days ago
D
Senior Manager/Manager, Financial Risk Advisory & Transformation
Deloitte
Toronto, ON
- Full-time
Advanced technical skills in SAS, SQL, Python, or R or willingness to learn an asset
Added 19 days ago
N
Hardware Developer Eng Co-op/Intern
Nokia
Canada
- Full-time
Develop custom automation scripts (Perl, Python, TCL) to control test equipment.
Added 20 days ago
MC
After School Program Lead
Macaulay Child Development
Toronto, ON
- Up to $28.28 CAD / hour
- Part-time
Computer coding and experience with Scratch and Python is an asset.
Added 19 days ago
N
Customer Applications Eng Co-op/Intern
Nokia
Canada
- Full-time
Added 19 days ago
AS
Automation Engineer
AgileGrid Solutions
Canada
- Full-time
…manufacturing data systems and programming languages such as Python, C/C++, or…
Added 19 days ago
AS
Data Scientist
AgileGrid Solutions
Canada
- Full-time
…AI automation workflows, is essential. Strong proficiency in Python and modern ML frameworks such as PyTorch, TensorFlow, and Hugging Face is required. You should have a deep understanding…
Added 19 days ago
U
Senior Forward Deployed Engineer (Hybrid, Canada)
Unit8
Montreal, QC
- Full-time
Experience with programming/scripting, such as Python and/or PySpark.
Added 19 days ago
BB
Sr. Analyst, Client Analytics
Bond Brand Loyalty
Toronto, ON
- $77,600 to $98,200 CAD / year
High proficiency with database languages (SQL) and programming languages (Python, R). Experience with big-data languages. (PySpark) is a plus.
Added 20 days ago
R
Security Engineer
Relay
Remote, Canada
- Full-time
- Remote
Contribute to strengthening security for our developer environments, including tooling, packages, and access to production
Added 20 days ago
AM
NPU Diagnostics Software Engineer
Advanced Micro Devices, Inc
Markham, ON
- Full-time
…generation, hardware failure and log triage, debug assistance, or developer productivity…
Added 20 days ago
Data Analyst- Data & Insights
CAMH
Toronto, ON
Use SQL and Python to query, transform, validate, and analyze data.
Added 19 days ago
PR
Java Developer – Spring Boot & Java Modernization
Parishram Resources I Pvt. Ltd.
Canada
- Contract
Experience with Python for scripting, automation, or application support.
Added 20 days ago
L
Analyst, Market Supervision, LSE 24
LSEG
Toronto, ON
- Full-time
Experience using SQL, Python or other data analysis tools.
Added 1 month ago
E
Technical Lead / Senior Developer - Software Development
EY
Dieppe, NB
- Full-time
Added 20 days ago
PC
Senior Technical Animator
People Can Fly
Montreal, QC
- Full-time
Added 1 month ago
A
Associate Software Engineer (Winter 2027)
AltaML
Toronto, ON
- Full-time
Proficiency in one or more modern programming languages such as Python, JavaScript, TypeScript, or Node.js
Added 20 days ago
O
Senior Process Engineer, Mechanistic Modelling
Optimyze1
Montreal, QC · Greater Montreal Metropolitan Area
- $160,000 to $170,000 CAD / year
- Full-time
Experience with Python, MATLAB, gPROMS, Aspen Custom Modeler, COMSOL, Julia, or similar modeling platforms
Added 20 days ago
V
Software Engineer III
Verisk
Halifax, NS
- Full-time
Verisk's Catastrophe and Risk Solutions team is looking for a Software Engineer with Python or C++ experience.
Added 21 days ago
AI
Cloud Platform Engineer – AWS, Python, DevOps & AI/LLM
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Toronto, ON
- Full-time
Strong proficiency in Python for automation, API integrations, infrastructure tooling, agent services, and production scripting.

Parishram Resources I Pvt. Ltd.

Java Developer – Spring Boot & Java Modernization

Canada

Contract

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Job details

Job type: Contract
Posting language: English
Posted: Sep 15, 2026

Original job description

We are looking for 2 experienced Java Developers to join our team and support a major application modernization initiative. The primary focus of this role will be upgrading applications from Spring Boot 2.7 to Spring Boot 3.5 and migrating from Java 11/17 to Java 21.

The ideal candidate will have strong hands-on experience in Java and Spring Boot, with a proven ability to troubleshoot application compatibility, dependency, build, and migration-related challenges.

Key Responsibilities

Perform application upgrades from Spring Boot 2.7 to 3.5.
Migrate applications from Java 11/17 to Java 21.
Analyze and resolve compatibility issues arising from Java and Spring Boot upgrades.
Troubleshoot Maven builds, pom.xml configurations, dependencies, plugins, and version conflicts.
Identify and resolve issues related to deprecated APIs, library changes, and breaking changes during migration.
Upgrade and manage application dependencies and ensure compatibility with the target technology stack.
Execute unit, integration, and regression testing following application upgrades.
Investigate and resolve build failures, runtime issues, and migration-related defects.
Collaborate with development and QA teams to ensure a smooth modernization and release process.
Document upgrade-related issues, solutions, and best practices.

Required Skills & Experience

Strong hands-on experience with Java development.
Strong experience with Spring Boot, preferably including Spring Boot 2.x and 3.x.
Experience with Java version upgrades, particularly Java 11/17 to Java 21.
Practical experience in application modernization and dependency upgrades.
Strong knowledge of Maven, including:
pom.xml configuration
Dependency management
Plugin versions
Dependency conflicts
Build troubleshooting
Experience identifying and resolving compatibility and migration issues.
Good understanding of application testing, debugging, and troubleshooting.
Ability to independently analyze upgrade challenges and implement effective solutions.

Good to Have

Experience with Python for scripting, automation, or application support.
Familiarity with CI/CD pipelines and build automation.
Experience working with enterprise application modernization initiatives.
Exposure to cloud-based application environments.

What We’re Looking For

We are looking for developers who are hands-on problem solvers and can take ownership of Java/Spring Boot upgrade activities. The primary requirement is strong expertise in Java, Spring Boot, Maven, dependency management, and application migration.

Python is a plus, but not mandatory.

Interested?

If you have strong experience in Java + Spring Boot modernization and have worked on Java/Spring Boot version upgrades and Maven dependency/build issues, we’d love to hear from you.

Apply now or share your profile with us.

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More about this job

Responsibilities

The role focuses on upgrading applications from Spring Boot 2.7 to 3.5 and migrating Java versions from 11/17 to 21. Responsibilities include resolving compatibility issues, managing Maven dependencies, and executing comprehensive testing to ensure a smooth modernization process.

Requirements

Candidates must have strong hands-on experience with Java, Spring Boot, and Maven, specifically in handling version upgrades and dependency conflicts. Proficiency in troubleshooting build failures and runtime issues is essential, with Python and CI/CD experience being a plus.

Skills

Java
Spring Boot
Java 21
Maven
Application Modernization
Dependency Management
Unit Testing
Integration Testing
Regression Testing
Python
CI/CD
Build Automation

Visa sponsorship

Not detected in the job text

Keywords

Java
Spring Boot
Java 21
Maven
Application Modernization
Dependency Management
pom.xml
Unit Testing
Integration Testing
Regression Testing
Python
CI/CD
Build Automation
Cloud Environments
Enterprise Applications
Software Engineering
API Migration
Troubleshooting
Debugging

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