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Added 9 hours ago
CC
Mine Engineer-In-Training (EIT)
Cameco Corporation
SK · Saskatchewan, Canada
- Volunteer
…unique mining methods and technologies in the world. As a mining engineer-in-training (EIT), you will participate in a structured rotational development program designed to build the next…
Added 9 hours ago
CC
Metallurgical/Process Engineer-In-Training (EIT)
Cameco Corporation
SK · Saskatchewan, Canada
- Volunteer
…unique in the global mining industry. As a metallurgical/process engineer-in-training (EIT), you will participate in a structured rotational development program designed to build the next…
Added 9 hours ago
ASIC Design Verification Engineer, Sr. Staff-18856
Synopsys
Ottawa, ON
…from specification development to performing functional and performance tests on prototype test-chips. We foster a collaborative and dynamic environment that provides continuous training…
Added 9 hours ago
HB
Distributed Systems/ML Engineer - Montreal - Up to $175,000 CAD + Benefits
Hunter Bond
Montreal, QC
- Full-time
Test, benchmark and optimise models and algorithms using real-world data.
Added 9 hours ago
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Project Engineer
Atlas Copco Group
Montreal, QC
- Full-time
Bring your curiosity to work as our next Project Engineer. You will be part of our Engineering team reporting to the Engineering Manager. In this role, your mission is to be the leader of…
Added 9 hours ago
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Quality Engineer I (Core-Java & Mainframe)
TD
Toronto, ON
- Full-time
Good hold of Cucumber framework for managing and executing test cases.
Added 9 hours ago
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System Configuration Specialist / Spécialiste en configuration de systèmes (CS005)
Potenco
Montreal, QC · Greater Montreal Metropolitan Area
- Full-time
Configure, test, maintain, monitor, and troubleshoot workstations, servers, equipment, software, network peripherals, cabling, and networking infrastructure.
Added 9 hours ago
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Project Field Coordinator, Mine
Nutrien
Vanscoy, SK
- Full-time
The role has primary accountability for the coordination, oversight and performance of project tasks. Working closely with Project Managers, Mine Operations, Mine Construction, Maintenance,…
Added 9 hours ago
AC
Project Engineer
Atlas Copco Group
Mississauga, ON
- Full-time
Bring your curiosity to work as our next Project Engineer. You will be part of our Engineering team reporting to the Engineering Manager. In this role, your mission is to be the leader of…
Added 9 hours ago
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Process/Production Engineer Co-op (8 Months)
ProMach
Richmond, BC
- Full-time
Support continuous improvement projects: map current processes, find waste and bottlenecks, and help test and roll out fixes
Added 9 hours ago
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Software Engineer
Cisco
Ottawa, ON
- $130,400 to $181,400 CAD / year
- Full-time
…a Kubernetes-based platform, ensuring high availability and performance across its integrated data stack, including PostgreSQL, OpenSearch, and…
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
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Supplier Quality Manager, Nuclear
WSP in Canada
South Bruce Peninsula, ON
- Full-time
You will strengthen supplier performance and protect project outcomes through hands-on supplier quality leadership:
Added 9 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 9 hours ago
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Assembly & Test Supervisor
AtkinsRéalis
Mississauga, ON
- Full-time
The Tooling & Services Manufacturing Operation is currently seeking a supervisor for the assembly and test department to help grow and strengthen the Manufacturing Team.
Added 9 hours ago
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Senior Power Electronics Firmware Engineer
Tonal
Toronto, ON
- $135,000 to $165,000 CAD / year
- Full-time
Test and tune motor performance, and help build the tools and automated tests that validate each release
Added 9 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 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 10 hours ago
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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
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Software Engineer
Cisco
Ottawa, ON
- $116,700 to $165,800 CAD / year
- Full-time
…a Kubernetes-based platform, ensuring high availability and performance across its integrated data stack, including PostgreSQL, OpenSearch, and…
Added 11 hours ago
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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 11 hours ago
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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 11 hours ago
AS
Quality Engineer
AgileGrid Solutions
Canada
- Full-time
Write and execute test plans to determine failure causes and verify product performance.
Added 11 hours ago
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Data Cloud Engineer
Hydro One
Toronto, ON
- $80 to $90 CAD / hour
- Contract
Own the strategy and lifecycle for Snowflake development, test, quality assurance, production, and disaster recovery environments, ensuring consistent configuration, promotion, resilience,…
Added 11 hours ago
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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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