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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
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
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 9 hours ago
C
Software Engineer
Cisco
Ottawa, ON
- $116,700 to $165,800 CAD / year
- Full-time
Experience designing and implementing robust test plans to ensure software quality, reliability, and coverage across all use cases.
Added 9 hours ago
ES
Software Engineer (Java, Python & Linux)
Enterprise Solutions Inc.
Toronto, ON
- Contract
Follow test-first development practices and maintain high software quality standards.
Added 9 hours ago
HO
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 10 hours ago
GS
Senior Systems Administrator
GlassHouse Systems
Toronto, ON
- Full-time
Drive automation, standardization, continuous improvement, and operational maturity initiatives to improve service quality and efficiency.
Added 10 hours ago
B
PEY - Junior Fullstack Engineer
BiblioCommons
ON · Canada - Ontario
- Full-time
We’re a highly collaborative team that applies innovative solutions to challenging problems. We believe strongly in automation and invest heavily in it. We’re also committed to doing things…
Added 10 hours ago
B
PEY - Junior Fullstack Engineer
BiblioCommons
ON · Canada - Ontario
- Full-time
We’re a highly collaborative team that applies innovative solutions to challenging problems. We believe strongly in automation and invest heavily in it. We’re also committed to doing things…
Added 10 hours ago
AI Engineer – Corporate Actions & Asset Servicing
Capco
Toronto, ON
At Capco, we're looking for an AI Engineer who combines a strong understanding of corporate actions and asset servicing with hands-on experience in AI, automation and document-processing…
Added 10 hours ago
Flight Centre - QA Engineer - Vancouver, BC
Flight Centre
BC
Join our Digital Workplace team and play a critical role in delivering high-quality solutions that support our global Onboarding and Customer Success teams. As a QA Engineer, you'll work at…
Added 10 hours ago
Flight Centre - QA Engineer - Toronto, ON
Flight Centre
ON
Join our Digital Workplace team and play a critical role in delivering high-quality solutions that support our global Onboarding and Customer Success teams. As a QA Engineer, you'll work at…
Added 11 hours ago
HB
Senior Software Development Engineer in Test
H&R Block Canada
Calgary, AB
- Full-time
Reporting to the Software Development Manager, the Senior Software Development Engineer in Test (SDET) is a hands-on engineering role responsible for building quality into the software…
Added 11 hours ago
TI
Regression Test Engineer with AI/ML
Tekgence Inc
Canada
- Contract
We are looking for an experienced AI Automation Engineer to pilot an agent-driven regression-testing framework for Model Factory test cases. The role will focus on reducing manual effort in…
Added 11 hours ago
MT
DevOps and Security Engineer
Martello Technologies
Ottawa, ON · Kanata, ON
- Full-time
Build, test automation, release, and deployment
Added 12 hours ago
A
Software Engineer (React & TypeScript)
Applicantz
Toronto, ON
- $50 to $55 CAD / hour
- Contract
Design, implement, test, and maintain high-quality, secure & stable code for use by other teams to deliver products and solutions for customers.
Added 12 hours ago
Test Automation Engineer
Red River Mutual
Winnipeg, MB
As a member of the Quality Assurance team, this position will lead the development and maintenance of test automation frameworks and scripts for Guidewire and other enterprise applications.…
Added 14 hours ago
MC
Release Engineer
Meridian Credit Union
St. Catharines, ON · Toronto, ON · Etobicoke, ON
- Full-time
Proficient scripting in PowerShell and Python for build automation, environment management, and test-data operations
Added 15 hours ago
Y
Sales Engineer - Upstream
Yokogawa
NB · Chiasson Office, NB
- Full-time
…Technology’ at the HP Awards, is a leading provider of industrial automation, test and measurement, information systems and industrial services in several…
Added 16 hours ago
R
Deployed Engineer
Randox
Toronto, ON
- $80,000 to $130,000 CAD / year
- Full-time
Work on the building of manufacturing execution systems, LIMS/LIS platforms, digital quality tools, scientific data platforms, robotics-driven lab automation and internal tools that help…
Added 19 hours ago
'
Forward Deployment Engineer Lead - Manufacturing
''
Toronto, ON
- Full-time
- Other
Position Title: Forward Deployment Engineer Lead - Manufacturing
Added 21 hours ago
A
Support Systems Engineer - NAMER
Ashby
Canada
- Full-time
That’s why we’re searching for a Support Systems Engineer to become the long-term owner of our Support systems.
Added 21 hours ago
C
SR Automation TOSCA DI Lead
Cognizant
Mississauga, ON
- Full-time
We are looking for an experienced Test Automation Engineer with strong hands-on expertise in Tricentis TOSCA Data Integrity (TOSCA DI) along with UI test automation using Playwright.
Added 1 day ago
AI
Senior Level 3 AI Engineer – Copilot, ChatGPT, Grok, Claude & Gemini
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Montreal, QC
- Full-time
We are seeking a Senior Level 3 AI Engineer to act as the first point of call for engineering issues across end user AI products - Microsoft Copilot, OpenAI ChatGPT, Anthropic Claude, Grok…
Added 1 day ago
B
Senior Databricks Data Platform Engineer
Brillio
Canada
- Contract
As a Senior Databricks Data Platform Engineer, you will own the engineering, automation, and day-to-day health of our enterprise Databricks Lakehouse platform. This is a platform-first…

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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