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Added 10 hours ago
P
Senior Cloud Platform Lead, Senior Manager
PwC
Ottawa, ON · Toronto, ON
- Full-time
The candidate must have a robust background in networking, particularly in hybrid and multi-cloud environments, with a strong focus on network security best practices. Hands-on experience…
Added 11 hours ago
AS
Site Reliability Engineer
Apex Systems
Toronto, ON
- $50 to $55 CAD / hour
- Contract
Site Reliability Engineer (SRE) - Genesys Cloud CX
Added 11 hours ago
K
DevSecOps Engineer
KPMG
AB · Fredericton, NB · Moncton, NB · Saint John, NB · St. John's, NL · Halifax, NS · Hamilton, ON · Kingston, ON · Kitchener, ON · London, ON · North Bay, ON · Oakville, ON · Ottawa, ON · Sault Ste. Marie, ON · Sudbury, ON · Toronto, ON · Vaughan, ON · Waterloo, ON · Windsor, ON · ON · Boisbriand, QC · Brossard, QC · Joliette, QC · Montreal, QC · Quebec, QC · Edmonton, Alberta · Kanata, Ontario
- Full-time
We are seeking a DevSecOps Engineer to support enterprise DevSecOps platforms, cloud-native technologies, application security, developer enablement, and software delivery automation. The…
Added 11 hours ago
S
Performance Test Engineer Intern (May 2027 12 Months)
SOTI
Mississauga, ON
- Full-time
Job Title: Performance Test Engineer (Intern)
Added 11 hours ago
RI
Senior APIC Developer / API Gateway Platform Engineer
Raas Infotek
Toronto, ON · Scarborough, ON
- Contract
Job Title : Senior APIC Developer / API Gateway Platform Engineer
Added 11 hours ago
RS
SaaS Engineer
Redwood Software
ON
- $120,000 to $137,000 CAD / year
As a Cloud Developer within the RunMyJobs Platform Engineering team, you will design, build, and evolve the cloud infrastructure that powers Redwood's SaaS platform. Working closely with…
Added 11 hours ago
RI
API Gateway Platform Engineer
Raas Infotek
Toronto, ON · Scarborough, ON
- Contract
Job Title: Sr. APIC Developer / API Gateway / Platform Engineer
Added 11 hours ago
AI
UiPath Cloud & Infrastructure 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 11 hours ago
AI
RPA Platform 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 11 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 11 hours ago
C
Senior AWS Data Engineer (Strong Databricks)
Ccube
Mississauga, ON
- $70 to $80 CAD / hour
- Full-time
We are looking for a Senior AWS Data Engineer to design and lead scalable, secure, and high-performance cloud data platforms across AWS/Azure." in Mississauga, ON (Hybrid).
Added 11 hours ago
EF
Forward Deployed Engineer (FDE) Intern (8-12 month intern)
Element Fleet Management
Toronto, ON
- Full-time
…directly to the business teams it serves. As a Forward Deployed Engineer (FDE) Intern, you will join discovery conversations, learn how operational workflows work, and help design, build,…
Added 11 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 11 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 11 hours ago
V
Lead Software Engineer
Virtusa
Toronto, ON
- Full-time
Job Summary: We are seeking a Cloud Development Lead to guide the architecture, engineering, and delivery of cloud-native solutions for tokenized deposits, stablecoins, digital assets, and…
Added 13 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 13 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 13 hours ago
A
Senior Software Engineer, Analytics and Reporting Solutions ⭐
Achievers
Toronto, ON
- Full-time
Experience with cloud platforms (GCP, AWS, or Azure) and cloud-based data warehousing (preferably Google BigQuery)
Added 13 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 13 hours ago
MI
Vulnerability/Application Engineer 7+ years of experience
Maarut Inc
Quebec, QC
- Contract
AWS: core services, security models, cloud vulnerability management
Added 13 hours ago
A
Senior DevOps Engineer (Azure)
Agilno
Toronto, ON
- Full-time
We are looking for a seasoned, independent DevOps Engineer to lead the infrastructure migration of our core platform from AWS to Microsoft Azure. This is a fast-paced, up to 6-month…
Added 13 hours ago
HO
Data Cloud Engineer
Hydro One
Toronto, ON
- $80 to $90 CAD / hour
- Contract
Design and manage the Azure cloud foundation supporting Snowflake, including networking, storage, identity, private connectivity, security controls, and integration with Hydro One…
Added 13 hours ago
RI
Senior Data Engineer
Rivago Infotech Inc
Toronto, ON
- Contract
This position is for a Senior Data engineer with a background in Python, Pyspark, SQL and data warehousing for enterprise level systems. The position calls for someone that is comfortable…
Added 14 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 14 hours ago
Security Risk Engineer
Asana
Vancouver, BC
As the Security Risk Engineer, you will own Asana's internal security risk management program end-to-end. This is a senior role for someone who goes beyond frameworks and checklists - you…

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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