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Added 8 hours ago
TI
Report Developer / Azure Data Engineer
Teckhorizon Inc
Toronto, ON
- Contract
Our Client is seeking a Report Developer / Azure Data Engineer to support enterprise data engineering, cloud integration, and analytics initiatives within the Ontario Data Platform (ODP).
Added 8 hours ago
KR
Full Stack Engineer (POV Development & Modernization)
KTek Resourcing
Toronto, ON · Greater Toronto Area, Canada
- Contract
The Full Stack Engineer supports the POV phase by developing, integrating, and validating modernized application components within the environment. The role is responsible for implementing…
Added 8 hours ago
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Ingénieur de projets – Protection et contrôle de postes électriques (secondaire) | Project Engineer – Substation Protection & Control (Secondary)
Hitachi Energy
Montreal, QC
- Full-time
Added 8 hours ago
FL
Software Engineer (AI Agents)
Fluent, LLC
Remote, Canada
- $130,000 to $155,000 CAD / year
- Full-time
- Remote
Fluent is hiring its first dedicated AI Engineer. Over the past year, AI at Fluent has moved from pilots to production: a service desk agent that closes tickets without a human touch, a…
Added 8 hours ago
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Assembly & Test Supervisor
AtkinsRéalis
Mississauga, ON
- Full-time
Provide hands-on leadership and technical guidance to technicians, tradespeople, and assembly personnel when required. Support employee training, qualification, cross-training, and…
Added 8 hours ago
A
Robot Operator
AMI
Montreal, QC
- Full-time
Spot unusual robot behavior, hardware faults or software issues, stop work when something looks unsafe, and report problems clearly enough for an engineer to reproduce them.
Added 8 hours ago
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Senior Power Electronics Firmware Engineer
Tonal
Toronto, ON
- $135,000 to $165,000 CAD / year
- Full-time
Tonal is looking for a Senior Power Electronics Firmware Engineer to develop the firmware for our motor drive and power systems. That drive generates up to 250 pounds of digital weight, so…
Added 8 hours ago
Software Engineering - Systems Test Engineer P1
OSI Maritime Systems
Burnaby, BC
The Software Test Engineer 1 applies the principles of software engineering to plan, test, and maintain OSI software products. The Software Test Engineer designs develops and executes…
Added 8 hours ago
C&
Manufacturing Engineer
Communications & Power Industries (CPI)
Georgetown, ON
- From $82,000 CAD / year
- Full-time
We are seeking a Manufacturing Engineer to join our CPI Power Electronics team, focusing on the quality and reliability of CPI power amplifiers and/or medical generator products. Working…
Added 8 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
…improvement, commissioning & re/retro commissioning, and engineering support for campus Maintenance/Operations and capital projects. Working collaboratively with project delivery,…
Added 8 hours ago
NT
Lead RF Engineer
Novus Technical Services
Calgary, AB
- Full-time
We are currently looking for a highly-motivated, experienced Lead RF Radio Engineer/Specialist to join our Calgary team.
Added 9 hours ago
NA
Manager - Facilities Management & Development, Engineering and Technical Services
Northern Alberta Institute of Technology
St. Catharines, ON · Main Campus
- Full-time
…improvement, commissioning & re/retro commissioning, and engineering support for campus Maintenance/Operations and capital projects. Working collaboratively with project delivery,…
Added 9 hours ago
GC
Intermediate/Senior Infrastructure Planning / Hydraulic Modeler
GEI Consultants, Inc.
Guelph, ON
- $85,000 to $110,000 CAD / year
- Full-time
Lead and support infrastructure planning and asset management projects, including master plans, intensification studies, Class Environmental Assessments (Class EAs), and hydraulic modeling…
Added 9 hours ago
Manager, Engineering
Linamar Corporation
Guelph, ON
Provide leadership for problem solving and continuous improvement, and provide technical leadership, guidance and support to engineering teams as needed
Added 9 hours ago
Senior Software Engineer
Scotiabank
Toronto, ON
The Product Onboarding team is seeking a hands-on Senior Engineer to design and deliver modern, cloud-native onboarding applications using JavaScript, TypeScript, MongoDB, Express.js,…
Added 9 hours ago
Lead IT Infrastructure & Cloud Engineer - Mining/Mineral Processing
Blue Moon Metals
Toronto, ON
We are seeking a Lead IT Infrastructure & Cloud Engineer to design, implement, and support our core infrastructure, cloud services, and modern workplace environment. This is a hands-on…
Added 9 hours ago
NDT Engineer
Hatch
Mississauga, ON
Hatch is seeking a Non-Destructive Testing Engineer (NDT Engineer) for the Mississauga office. The incumbent will be part of a team responsible for Non-Destructive Testing duties for Hatch…
Added 9 hours ago
Operations Engineering Specialist
Celestica International LP
Toronto, ON
Senior commodity engineer with extensive experience in managing electronic component quality. Applicant must have experience working directly with suppliers to drive quality improvement…
Added 9 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 9 hours ago
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Software Engineer
Cisco
Ottawa, ON
- $116,700 to $165,800 CAD / year
- Full-time
System Reliability & Observability: Develop and support critical infrastructure services, including robust backup and restore frameworks, automated anomaly detection, and comprehensive…
Added 9 hours ago
TG
Senior Structural Engineer
Tomlinson Group of Companies
Ottawa, ON
- Full-time
We are seeking a Senior Structural Engineer with a minimum of 8 years of professional experience in Ontario to lead structural projects and manage a team of engineers and EITs. This role…
Added 9 hours ago
S
Optoelectronic Engineer
Sanmina
Ottawa, ON
- Full-time
We are looking for an experienced Optoelectronic Engineer with a strong background in optical / optoelectronic product development and manufacturing, to join the multidisciplinary…
Added 10 hours ago
Senior Lead, Utilities & Energy Management
City of Mississauga
Mississauga, ON
Supervise staff including support the Manager with the development of PMP agreements and evaluation of work performance.
Added 10 hours ago
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Senior Software Engineer, Analytics and Reporting Solutions ⭐
Achievers
Toronto, ON
- Full-time
Design, develop, and maintain backend services that support reporting, analytics, data export, and data-driven product features
Added 10 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…

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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