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Added 1 month ago
OS
Java Software Engineer
Open Systems Technologies
Montreal, QC
- Contract
A culture of incorporating unit test cases when designing systems using Junit
Added 1 month ago
CO
Traffic Engineer
City of Calgary
Calgary, AB
- $115,464 to $144,330 CAD / year
- Full-time
…Traffic Services Division in Mobility Operations. As a Traffic Engineer, you will support the safe and efficient movement of all transportation network users, including pedestrians,…
Added 1 month ago
I
Engineering Change Management Specialist
isgSearch
Toronto, ON · Greater Toronto Area, Canada
- $95,000 to $130,000 CAD / year
- Full-time
Experience preparing engineering design and test documentation.
Added 1 month ago
Senior Data Scientist I
Bell
Toronto, ON
For work arrangements that are ‘Hybrid’, successful candidates must be based in Canada and report to a set Bell office for a minimum of 3 days a week
Added 1 month ago
LM
Systems Engineer Stf- Integrated Communication and Information System
Lockheed Martin
Ottawa, ON
- Full-time
…cycle from specification, design, development, integration and test, deployment, maintenance and field trouble shooting for their responsible Subsystem within the large scale high…
Added 1 month ago
I
systems integration engineer - software
iSteer
Toronto, ON
- Full-time
Research technical information to design, develop and test computer-based systems
Added 1 month ago
M
Software Engineer - Front End
Microsoft
Vancouver, BC
- Full-time
The Observability Experiences team is hiring a Software Engineer 2 to build the next generation of tools and technologies for monitoring services and infrastructure in Azure and Microsoft…
Added 1 month ago
Senior Process Engineer
Freeport McMoRan
Vancouver, BC
Support commissioning, startup, and ramp-up activities by developing commissioning plans, executing test procedures, and verifying process performance against design objectives.
Added 1 month ago
CC
Refrigeration Mechanic
Cameco Corporation
SK · Saskatchewan, Canada
- Full-time
currently hold or have the ability to obtain a valid Saskatchewan refrigeration engineer certification;
Added 1 month ago
I
Staff Software Developer, Verified Identity Network
Intuit
Toronto, ON
- Full-time
Come join Intuit’s Identity platform team as a Staff Software Engineer. We are bootstrapping a new initiative within Identity organization and you have an opportunity to be a founding…
Added 1 month ago
G
Senior Software Developer, Mobile (iOS), Platforms and Devices
Google
Waterloo, ON
- Full-time
…mobile; the list goes on and is growing every day. As a software engineer, you will work on a specific project critical to Google’s needs with opportunities to switch teams and projects as…
Added 1 month ago
J
Prompt Engineer - Early Career (Canada)
Jobright.ai
Canada
- Full-time
…job search process. They are seeking an early-career Prompt Engineer to craft and evaluate prompts that enhance the performance of AI outputs across user-facing…
Added 1 month ago
E
Protection & Control Senior Engineer
EllisDon
Calgary, AB
- Full-time
Hardline Engineering is currently looking for a Protection & Control Senior Engineer to join our dynamic team. Reporting to the Director, Engineering the P&C Senior Engineer will be…
Added 1 month ago
A
Software Engineer - Apple, Inc.
Apple
Vancouver, BC
- Full-time
Design, develop, test, and deploy resilient, high-scale full-stack applications and services.
Added 1 month ago
RR
Hardware Test Engineer
Remote Robotic
Ottawa, ON · Kanata, ON
- $82,000 to $100,000 CAD / year
- Full-time
AirMetal is looking for a Test Engineer, FPV Electronics to develop the systems that validate the performance, reliability, and quality of our FPV and uncrewed-aircraft electronics.
Added 1 month ago
AN
Senior Software Engineer, Linux Kernel
Arista Networks
Vancouver, BC
- Full-time
…functional and design specifications. Build automated tests and test infrastructure to validate the…
Added 1 month ago
AN
Senior/Lead Software Engineer (Packet Forwarding Engines)
Arista Networks
Vancouver, BC
- Full-time
…will write functional specifications, design specifications, test plans, and the code to bring all of these to life. You will also work with customers to triage and fix problems in their…
Added 1 month ago
AN
Senior/Lead Software Engineer
Arista Networks
Vancouver, BC
- Full-time
…help write functional specifications, design specifications, test plans, and the code to bring all of these to life. You will also work with customers to triage and fix problems in their…
Added 1 month ago
AN
BIOS Senior/Lead Software Engineer
Arista Networks
Vancouver, BC
- Full-time
…work closely with hardware engineers to bring up, validate and test new CPUs in our hardware…
Added 1 month ago
AN
Senior/Lead Software Engineer, Layer1
Arista Networks
Vancouver, BC
- Full-time
As a Layer1 software engineer, you will get to work on software that manages the physical layer, where packets meet the outside world. Stable and reliable physical connectivity is critical…
Added 1 month ago
T
Quality Engineer II (VMS)
TD
Toronto, ON
- Full-time
Hands on role focused on test automation activities with high level of complexity
Added 1 month ago
KG
DevOps Engineer
Kongsberg Geospatial Ltd
Ottawa, ON
- Full-time
Our team is growing and we’re looking for a DevOps Engineer to support the engineering development operations through driving the advancement of our technical processes, frameworks, and…
Added 1 month ago
Q
ASICS Design Verification Engineer (Vancouver OR Markham)
Qualcomm
Markham, ON · Vancouver, BC
- Full-time
…responsibility of the position involves comprehensive pre-silicon test planning for digital power IP's, its testbench development using the advanced verification methodology such as…
Added 1 month ago
Q
Design Verification Engineer - Memory Subsystem (Vancouver OR Markham)
Qualcomm
Markham, ON · Vancouver, BC
- Full-time
Qualcomm is seeking a motivated and experienced Design Verification Engineer to join its memory subsystem verification team. The successful candidate will be responsible for developing and…
Added 1 month ago
M
Senior Software Engineer - Card Network Integration
Marqeta
Remote, Canada
- Full-time
- Remote
Marqeta is seeking a skilled Senior Software Engineer to join the Network File Integration team. In this role, you will help design and deliver scalable software solutions for batch and…

Open Systems Technologies

Java Software Engineer

Montreal, QC, Canada

Contract

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Job details

Job type: Contract
Experience: 5+ Years hands-on experience with Core-Java (server-side), Spring, RDBMS
Posting language: English
Posted: Oct 6, 2026

Original job description

Skills Required:

5+ Years hands-on experience with Core-Java (server-side), Spring, RDBMS
Experience with distributed data processing pipelines using Apache Spark, Python, and other tools and languages
Strong object-oriented design and development skills, data-structures and algorithms, and design patterns
A good understanding of how to build multi-threaded applications and hands-on experience with concurrency packages
Excellent critical thinking & analytical ability
A good understanding of building and supporting applications through basic prompt, data context management, and foundational model testing.
A culture of incorporating unit test cases when designing systems using Junit
Strong experience with relational databases logical modelling
Strength in querying large relational databases in an optimized manner
Ability to write scripts in Shell/Perl/Python
Agile Development Experience
Strong collaboration and communication skills. The candidate will work in a global team where clear and concise communication skills are a must.
Work independently following proper coding standards

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More about this job

Responsibilities

Develop and support server-side applications using Java, Spring, relational databases, and distributed data-processing tools. Work independently within a global team, following coding standards and incorporating unit tests and foundational model testing.

Requirements

Requires 5+ years of hands-on experience with Core Java, Spring, and relational databases, along with strong object-oriented design, algorithms, concurrency, and database-querying skills. Candidates should also have experience with Spark, Python, scripting, Agile development, unit testing, and clear collaboration and communication.

Skills

Core Java
Spring
Relational Databases
Apache Spark
Python
Object-Oriented Design
Data Structures And Algorithms
Design Patterns
Multithreading
Concurrency
JUnit
Database Modeling
SQL Query Optimization
Shell Scripting
Perl
Agile Development

Visa sponsorship

Not detected in the job text

Keywords

Core Java
Spring
Apache Spark
Python
Distributed Data Processing
Object-Oriented Design
Data Structures
Algorithms
Design Patterns
Multithreaded Applications
Concurrency
Critical Thinking
Analytical Skills
Prompt Management
Data Context Management
Model Testing
JUnit
Relational Database Modeling
SQL Query Optimization
Shell
Perl
Agile Development
Unit Testing
Coding Standards
Global Team Collaboration

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Jobs in Canada