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Added 9 hours ago
HB
Distributed Systems/ML Engineer - Montreal - Up to $175,000 CAD + Benefits
Hunter Bond
Montreal, QC
- Full-time
Deep understanding of distributed systems, system design, scalability and performance optimisation.
Added 9 hours ago
AI
RPA UiPath Engineer
Apptoza Inc.
Toronto, ON
- Contract
The Senior Platform Engineer develops, maintains, and manages Automation platform on premise, AWS cloud and vendor SaaS to enable automation across the bank and core operations enabling the…
Added 9 hours ago
W
Lead Electrical Engineer
Worley
Vancouver, BC
- Full-time
We are currently recruiting for a Lead Electrical Engineer. Our team includes world class experts and dynamic go-getters. This is a full-time position based in Vancouver, British Columbia.
Added 9 hours ago
B
Senior Software Engineer I, Core Objects
Braze
Toronto, ON
- Full-time
We’re looking for a Senior Fullstack Engineer to help us tackle significant engineering challenges, such as: extending our high-scale ingestion pipeline to ingest new and advanced data…
Added 9 hours ago
Systems Engineering - Sr. Systems Engineer P4
OSI Maritime Systems
Burnaby, BC
The Systems Engineer P4 is part of the engineering team that develops marine navigation and bridge systems for OSI’s government and naval markets. The Systems Engineer plays a critical role…
Added 9 hours ago
C
Principal/Team Lead, Digital Verification Engineer (FEC)
Ciena
Ottawa, ON
- $136,700 to $218,300 CAD / year
- Full-time
…plays a crucial role in our success. As a Digital Verification Engineer (FEC), you will be an integral part of a team responsible for implementing innovative verification strategies in…
Added 9 hours ago
H
Ingénieur de projets – Protection et contrôle de postes électriques (secondaire) | Project Engineer – Substation Protection & Control (Secondary)
Hitachi
Montreal, QC · (HE)Office_QC, Saint-Laurent
- Full-time
Added 9 hours ago
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Senior Commissioning Project Manager
Veolia | North America
Toronto, ON
- Full-time
Senior Project Engineer – Performs & plans commissioning of electrical systems. Must be a self-motivated &
Added 9 hours ago
HE
Ingénieur de projets – Protection et contrôle de postes électriques (secondaire) | Project Engineer – Substation Protection & Control (Secondary)
Hitachi Energy
Montreal, QC
- Full-time
Added 9 hours ago
AM
IP-Post Silicon Validation Engineer
Advanced Micro Devices, Inc
Markham, ON
- Full-time
The AMD NBIO Team is on the lookout for a seasoned IP Validation Design Engineer to join our growing team. As a key contributor to the success of AMD’s IP, you will be part of a leading…
Added 9 hours ago
B
Civil Design Coordinator
Beedie
Burnaby, BC
- $70,000 to $85,000 CAD / year
- Full-time
This is an exciting opportunity for a civil design professional looking to take the next step in their career and play a meaningful role in shaping complex land development projects.
Added 9 hours ago
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Manager - Facilities Management & Development, Engineering and Technical Services
NAIT (Northern Alberta Institute of Technology)
AB · Edmonton, AB
- Full-time
…teams for alignment with NAIT’s standards, applicable codes, system integration, and long-term operating needs. External consultants typically prepare design drawings for medium to large…
Added 9 hours ago
NT
Lead RF Engineer
Novus Technical Services
Calgary, AB
- Full-time
Assist in system planning, design, preparation of documents for radio communication system installation and RF frequency licensing, including Trunked Radio and Microwave Radio systems,…
Added 11 hours ago
NA
Manager - Facilities Management & Development, Engineering and Technical Services
Northern Alberta Institute of Technology
St. Catharines, ON · Main Campus
- Full-time
…teams for alignment with NAIT’s standards, applicable codes, system integration, and long-term operating needs. External consultants typically prepare design drawings for medium to large…
Added 11 hours ago
GC
Intermediate/Senior Infrastructure Planning / Hydraulic Modeler
GEI Consultants, Inc.
Guelph, ON
- $85,000 to $110,000 CAD / year
- Full-time
In this role, you’ll collaborate with municipalities and industry leaders to design smart, resilient, and sustainable water, wastewater, and stormwater systems. You'll apply your technical…
Added 11 hours ago
A
IP-Post Silicon Validation Engineer
AMD
Markham, ON
- $155,200 to $232,800 CAD / year
- Full-time
The AMD NBIO Team is on the lookout for a seasoned IP Validation Design Engineer to join our growing team. As a key contributor to the success of AMD’s IP, you will be part of a leading…
Added 11 hours ago
Supervisor, Engineering
Linamar Corporation
Guelph, ON
Assists in planning and coordination of new engineering analysis tools, such as CAD, CAD/CAM system, CAT, quotation sheet
Added 11 hours ago
ET
Senior RF Hardware Engineer – Design & Validation
Emtar Technologies Inc.
Ottawa, ON
- Full-time
…company. We are seeking a highly adaptable Senior RF Hardware Engineer – Design & Validation with expertise in board-level RF circuit design and PCB layout to join our test and validation…
Added 11 hours ago
Senior Lead, Utilities & Energy Management
City of Mississauga
Mississauga, ON
Lead the City's Building Automation System (BAS) portfolio, establishing long-term strategies, standards, and roadmaps for automation, controls, and system integration.
Added 11 hours ago
RK
Manager, Software Engineering
Rakuten Kobo Inc.
Toronto, ON · Kobo-ON-John Street
- $144,812 to $194,812 CAD / year
- Full-time
Actively participating in technical delivery activities from system design through to monitoring & incident response, providing technical leadership at every stage
Added 11 hours ago
ES
Software Engineer (Java, Python & Linux)
Enterprise Solutions Inc.
Toronto, ON
- Contract
We are looking for an experienced Software Engineer with strong hands-on expertise in Java, Python, Linux, and CI/CD to join a dynamic DevSecOps team supporting a large-scale, highly…
Added 12 hours ago
T
Associate Software Engineer
TD
London, ON · Toronto, ON
- Full-time
Document and verify system components, applications, system infrastructure, security, integration, operability and engineering related architecture designs associated with a program or…
Added 12 hours ago
AI
AWS Big Data Platform Engineer (Netezza to AWS Migration)
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Toronto, ON
- Full-time
The Senior Platform Engineer develops, maintains, and manages Automation platform on premise, AWS cloud and vendor SaaS to enable automation across the bank and core operations enabling the…
Added 12 hours ago
AI
RPA Platform Engineer with infrastructure exp
Apptoza Inc.
Toronto, ON
- Contract
The Senior Platform Engineer develops, maintains, and manages Automation platform on premise, AWS cloud and vendor SaaS to enable automation across the bank and core operations enabling the…
Added 12 hours ago
Z
React Native - Mobile Full Stack Developer
Zoho
Toronto, ON
- Contract
As a Senior Full Stack Software Engineer in our US Retirement technology organization, you will design, build, and ship high-quality mobile and backend solutions that serve our Retirement…

Enterprise Solutions Inc.

Software Engineer (Java, Python & Linux)

Toronto, ON, Canada

Contract

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Job details

Job type: Contract
Apply by: Dec 5, 2026
Posting language: English
Posted: Nov 5, 2026

Original job description

Software Engineer (Java, Python & Linux)

Location: Mississauga, ON

Experience: 5+ Years

Position: Sub-contractor

Job Description

We are looking for an experienced Software Engineer with strong hands-on expertise in Java, Python, Linux, and CI/CD to join a dynamic DevSecOps team supporting a large-scale, highly available distributed payment system.

The ideal candidate will have experience in application development, microservices, secure coding, automated testing, and production troubleshooting. Familiarity with QA responsibilities and the ability to perform development and testing activities are highly desirable.

Responsibilities

Analyze business requirements, identify use cases, and document technical specifications.
Design, develop, implement, and maintain secure, scalable, and high-performance applications.
Develop and support distributed applications using Java, Python, Spring Boot, and microservices.
Build and maintain RESTful APIs and integrate distributed application components.
Participate in the full software development lifecycle, including requirement analysis, design, development, testing, deployment, and maintenance.
Develop and execute unit, integration, and automated tests as part of CI/CD pipelines.
Follow test-first development practices and maintain high software quality standards.
Perform code reviews, code scanning, vulnerability assessment, and remediation in collaboration with application security teams.
Identify and address security vulnerabilities related to application code, dependencies, and configuration.
Troubleshoot production issues using Linux tools and performance diagnostics.
Work with SQL and NoSQL databases, ORM frameworks, and application data layers.
Maintain technical documentation, user manuals, configuration dictionaries, and technical specifications.
Collaborate with developers, QA teams, security teams, and business stakeholders throughout the project lifecycle.
Incorporate AI-assisted development tools while maintaining code quality, security, and engineering standards.

Mandatory Skills

Bachelor's degree in Computer Science, Software Engineering, or equivalent practical experience.
Minimum 5 years of hands-on software development experience, preferably in high-performance distributed applications.
Strong proficiency in Java and Python.
Experience with Spring Boot, Microservices, and AWS API Gateway.
Strong understanding of Linux internals, including processes, threads, memory management, file systems, networking, signals, and IPC.
Experience with Linux-based production troubleshooting and performance diagnostics.
Proficiency with Git, GitHub, and CI/CD pipelines.
Strong understanding of secure coding practices and common application vulnerabilities.
Experience developing and consuming RESTful APIs using HTTP and JSON.
Hands-on experience with SQL, NoSQL databases, and ORM frameworks.
Knowledge of authentication and authorization standards, including OAuth 2.0 and JWT.
Understanding of cryptography fundamentals and TLS 1.3.
Experience with automated testing, unit testing, integration testing, and test-first development.
Strong analytical, problem-solving, communication, and collaboration skills.

Preferred Skills

Experience with JavaScript, Node.js, and web development frameworks.
Familiarity with Spring, Apache Tomcat, React, or Angular.
Experience with AWS, GCP, or other cloud platforms.
Knowledge of containerization technologies.
Familiarity with GitHub Copilot and AI-assisted development workflows.
Experience with OpenSSL and network troubleshooting tools such as Wireshark.
Knowledge of post-quantum cryptography algorithms.
Familiarity with PCI DSS and PCI SSF security standards.
Experience with static and dynamic application security testing.
Knowledge of diagram-as-code tools such as PlantUML or Mermaid.

Good to Have

Java and AWS integration experience.
Familiarity with application QA responsibilities and test automation.
Ability to independently troubleshoot application issues and support production environments.
Strong documentation skills and attention to detail.

We are committed to fostering an inclusive workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by applicable law

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More about this job

Responsibilities

Design, develop, test, deploy, and maintain secure, scalable distributed applications and RESTful APIs using Java, Python, Spring Boot, and microservices. Support CI/CD and automated testing, address application security vulnerabilities, troubleshoot production issues on Linux, and collaborate with development, QA, security, and business teams.

Requirements

Requires a bachelor's degree in Computer Science, Software Engineering, or equivalent practical experience, plus at least five years of hands-on software development experience. Candidates should be proficient in Java, Python, Linux, CI/CD, secure coding, REST APIs, databases, authentication standards, and automated testing.

Skills

Java
Python
Linux
Spring Boot
Microservices
AWS API Gateway
CI/CD
Git
GitHub
RESTful APIs
Secure Coding
Automated Testing
SQL
NoSQL
OAuth 2.0
JWT

Visa sponsorship

Not detected in the job text

Keywords

Java
Python
Linux
Spring Boot
Microservices
AWS API Gateway
CI/CD
Git
GitHub
RESTful APIs
HTTP
JSON
Secure Coding
Application Security
Vulnerability Assessment
Automated Testing
Unit Testing
Integration Testing
Test-First Development
SQL
NoSQL
ORM Frameworks
OAuth 2.0
JWT
Cryptography
TLS 1.3
Distributed Applications
Production Troubleshooting
DevSecOps
Payment Systems

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