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Added 2 hours ago
A
Specialist/ Senior specialist, Marketing Campaign (Bangkok Based, relocation provided)
Agoda
Montreal, QC
- Full-time
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Added 2 hours ago
A
Digital Campaign Specialist (Bangkok Based, relocation provided)
Agoda
Montreal, QC
- Full-time
…microsoft sql server machine learning statistics microsoft power bi java…
Added 2 hours ago
A
Analyst, Performance Marketing (Bangkok Based, relocation provided)
Agoda
Montreal, QC
- Full-time
…microsoft sql server machine learning statistics microsoft power bi java finance shopee traveloka google facebook ctrip trip.com makemytrip grab amazon pandas (software) artificial…
Added 2 hours ago
A
Analyst/ Senior Analyst, Pricing Marketing (Bangkok Based, relocation provided)
Agoda
Montreal, QC
- Full-time
…microsoft sql server machine learning statistics microsoft power bi java finance shopee traveloka google facebook ctrip trip.com makemytrip grab amazon pandas (software) artificial…
Added 2 hours ago
A
Associate Manager, Marketing Strategy (Bangkok Based, relocation provided)
Agoda
Montreal, QC
- Full-time
…microsoft sql server machine learning statistics microsoft power bi java finance shopee traveloka google facebook ctrip trip.com makemytrip grab amazon pandas (software) artificial…
Added 2 hours ago
A
Analyst, Marketing Analytics and Strategy (Bangkok Based, relocation provided)
Agoda
Montreal, QC
- Full-time
…microsoft sql server machine learning statistics microsoft power bi java finance shopee traveloka google facebook ctrip trip.com makemytrip grab amazon pandas (software) artificial…
Added 2 hours ago
A
Analyst, Flights Marketing (Bangkok Based, relocation provided)
Agoda
Montreal, QC
- Full-time
…microsoft sql server machine learning statistics microsoft power bi java finance shopee traveloka google facebook ctrip trip.com makemytrip grab amazon pandas (software) artificial…
Added 2 hours ago
AI
Clarity PPM Developer – Broadcom Clarity Solutions
Astra-North Infoteck Inc. ~ Conquering today’s challenges, achieving tomorrow’s vision!
Toronto, ON
- Full-time
Clarity PPM Developer- Broadcom Clarity Solutions
Added 2 hours ago
T
Quality Engineer I (Core-Java & Mainframe)
TD
Toronto, ON
- Full-time
Strong knowledge of Core-Java concepts (OOP, collections, exception handling)
Added 2 hours ago
T9
Game Developer (Gacha Role-Playing Games)
Tier 9 Game Studios
Toronto, ON
- Full-time
Role: Game Developer / Software Engineer (Gacha Role-Playing Games)
Added 2 hours ago
S
Business Architect
SLMCON
Toronto, ON · Greater Toronto Area, Canada
- Full-time
Exposure to or collaboration with technical architects on custom development, scripting, or automation (e.g., Java, Groovy, C#, or similar)
Added 2 hours ago
C
Senior Java Developer
Citi
Mississauga, ON
- Full-time
The Senior Java Developer is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in…
Added 2 hours ago
S
Software Developer Intern - Android (May 2027 - 12 Months)
SOTI
Mississauga, ON
- Full-time
Basic knowledge of programming in one or more of the following programming languages: C, C++, Java, JavaScript, SQL, Ruby, Rust, Lua, Haskell
Added 2 hours ago
S
Quality Assurance Specialist Intern - Android (May 2027 - 12 Months)
SOTI
Mississauga, ON
- Full-time
…networking and a strong hold on one of programming languages (C#, Java). You have a great passion for modern technology, and you are driven by your energy to identify and resolve complex…
Added 2 hours ago
M
Senior Analyst, Risk Management Solutions and Integrations
Manulife
Toronto, ON
- Full-time
Proficiency in SQL and at least one programming language, such as Python, C++, Java, Numba/CUDA.
Added 2 hours ago
I
Senior Software Developer (Java/Linux/PostgresSQL)
Intelerad
Canada
- Full-time
We are seeking a Senior Software Developer to join the IntelePACS Backend team and deliver new backend capabilities for Intelerad's enterprise medical imaging platform. The team is building…
Added 2 hours ago
V
Lead Software Engineer
Virtusa
Toronto, ON
- Full-time
Strong backend development skills in Java / Spring Boot, Go, Python, or Node.js within microservices architectures.
Added 2 hours ago
G
Java Full Stack Developer+ React JS
Galent
Calgary, AB
- Contract
Exhibit deep understanding of Core Java for efficient coding and system integration
Added 2 hours ago
T
Director of Software Engineering
TEEMA
Vancouver, BC
- Full-time
Technical background in Go, C/C++, Java, Python, or similar languages.
Added 4 hours ago
R
Specialist, Automation Systems
Ricoh
Canada
- Part-time
Technical skills including familiarity with Linux, Java, XML, SQL, and database administration.
Added 4 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 4 hours ago
MI
Vulnerability/Application Engineer 7+ years of experience
Maarut Inc
Quebec, QC
- Contract
A senior developer or technical specialist who has personally fixed vulnerabilities in Java code, on Windows and Linux servers, and in AWS, and who prioritizes based on criticality. This…
Added 4 hours ago
A
Senior DevOps Engineer (Azure)
Agilno
Toronto, ON
- Full-time
Work closely with our Java developers, who handle application-level changes, on deployment and troubleshooting.
Added 4 hours ago
A
Senior Java Developer (Cloud Migration Focus)
Agilno
Toronto, ON
- Contract
We are looking for an experienced, self-directed Senior Java Developer to adapt the application layer of our platform from AWS to Microsoft Azure. You will work alongside our DevOps…
Added 4 hours ago
D
Data Tech Lead/Architect (AWS)
DEDICATTED
Canada
- Full-time
Proficiency in SQL and experience with Python, Java, or Scala.

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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