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Added 2 hours ago
Production Associate - Garment Hanger/Inspector - 2nd Shift
Cintas
London, ON
Cintas is seeking a Production Associate - Garment Hanger/Inspector to support the Rental Division. The Garment Hanger/Inspector is responsible for safely and accurately placing customer…
Added 2 hours ago
PC
Deli Production Team Member
Pilot Company
Fort Erie, ON · Ft. Erie, Ontario
- Part-time
Added 2 hours ago
MG
TMW SYSTEMS ANALYST & BUSINESS PROCESS SPECIALIST
Manitoulin Group of Companies
Mississauga, ON
- $90,000 to $115,000 CAD / year
- Full-time
…configurations, and new reports in the Development environment prior to production…
Added 2 hours ago
JS
Senior Account Manager - National Programs
JD Sign Group
Cambridge, ON
- Full-time
Estimating, Design, Production and Installation bring the specialist expertise needed to deliver. Working from our Cambridge office puts you close to those teams and the work itself.
Added 2 hours ago
G
Développeur(euse) logiciel / Software Developer - C# / .NET / React
Genetec
Brossard, QC
- Full-time
Participer à toutes les étapes du cycle de développement : analyse, conception, implémentation, tests, documentation, mise en production et support
Added 2 hours ago
PA
Portfolio Manager (Bilingual)
Purpose Advisor Solutions
Toronto, ON
- Full-time
We care about your development – We offer training opportunities and tuition support year-round.
Added 2 hours ago
A
Intern Developer/ Stagiaire développeur
Acumatica
Montreal, QC
- Internship
As an Intern Developer, you will be part of Acumatica team of developers that collaborate and create large-scale, production-grade cloud-based ERP, CRM, and other web applications using…
Added 2 hours ago
MD
z/OS Systems Programmer - ITS3 or ITS4
Minnesota Direct Care and Treatment
Saint-Paul, NB · St.-Paul, NB
- Full-time
Division/Unit: Office of Enterprise Tech / Mainframe Systems Support
Added 2 hours ago
I
Events Manager
Indigo
Toronto, ON
- $85,000 to $95,000 CAD / year
- Full-time
…vision into disciplined operational plans, overseeing events support staff, and delivering events that are on time, on brand, and on…
Added 2 hours ago
RI
Food Safety and Compliance Specialist
Rentokil Initial
Duncan, BC
- $45,000 to $47,000 CAD / year
- Full-time
…Labour Market Impact Assessment (LMIA) sponsorship, work permit support, permanent residency support, or assistance with work permit…
Added 2 hours ago
ES
Software Engineer (Java, Python & Linux)
Enterprise Solutions Inc.
Toronto, ON
- Contract
Ability to independently troubleshoot application issues and support production environments.
Added 2 hours ago
H
Artificial Intelligence Engineer
Hays
Toronto, ON
- Contract
Experience deploying and supporting AI solutions in production
Added 2 hours ago
L
Python Software Engineer (Client Facing Consultant)
Luxoft
Toronto, ON
- $120,000 to $150,000 CAD / year
- Full-time
Production support experience, including troubleshooting, monitoring, incident resolution, and operational ownership
Added 2 hours ago
TR
Social Media Manager
Thomson Reuters
Toronto, ON
- $38 to $40 CAD / hour
- Contract
Lead LinkedIn Live events from setup through live support, partnering with Demand Generation, Communications, Marketing and LinkedIn Support to develop, promote and execute content,…
Added 2 hours ago
PE
WebMethods Administrator
Pragma Edge Inc
Canada
- Full-time
…of WebMethods environments across Development, QA, UAT, and Production landscapes. This includes platform installation, configuration, upgrades, patching, performance optimization,…
Added 2 hours ago
E
Mechanical Design Engineer
Evertz
Burlington, ON
- Full-time
…that will be used in leading television broadcast and film production facilities around the…
Added 2 hours ago
RE
Platform Integration and Monitoring Consultant
Randstad Enterprise
Montreal, QC
- Full-time
Partner with Development, Infrastructure, and Operations teams to support production deployments, platform upgrades, troubleshooting activities, and strategic modernization initiatives.
Added 2 hours ago
E
Senior Designer
Entro
Vancouver, BC
- Full-time
Support the Creative Director in leading the design team in creating conceptual renderings, artwork, and graphic materials and design intent specifications;
Added 2 hours ago
HO
Data Cloud Engineer
Hydro One
Toronto, ON
- $80 to $90 CAD / hour
- Contract
…cloud infrastructure, environments, and platform services that support Snowflake, enterprise integrations, analytics, and AI workloads at scale. Serve as the bridge between Snowflake,…
Added 2 hours ago
Y
Ruby & Golang Backend Developer
Yochana
Brampton, ON
- Contract
Support major live sporting events and participate in special-event production watch and support as required.
Added 2 hours ago
Y
Backend Developer – Ruby & Golang
Yochana
Brampton, ON
- Full-time
Support major live sporting events and participate in special-event production watch and support as required.
Added 2 hours ago
CI
Ruby & Golang_Backend Developer
COGNITO INC
Toronto, ON
- Contract
Support major live sporting events and participate in special-event production watch and support as required.
Added 2 hours ago
A
Intern Developer/ Stagiaire développeur
Acumatica
Montreal, QC
- Internship
As an Intern Developer, you will be part of Acumatica team of developers that collaborate and create large-scale, production-grade cloud-based ERP, CRM, and other web applications using…
Added 2 hours ago
JI
TI / IT - Architecte principal des applications et développeur principal / Senior Applications Architect & Lead Developer
JAM Industries
Baie-D'Urfé, QC
- Full-time
Soutenir la production de rapports exécutifs et la prise de décisions techniques.
Added 2 hours ago
D
AWS AI Solution Architect
DEDICATTED
Canada
- Full-time
Support production readiness, performance optimization, troubleshooting, and continuous improvement of deployed AI solutions.

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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