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Added 7 hours ago
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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 7 hours ago
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Manufacturing Engineer
Communications & Power Industries (CPI)
Georgetown, ON
- From $82,000 CAD / year
- Full-time
…backbone of modern-day commercial and military communications systems, assist in diagnosing medical conditions, empower scientific discoveries and space exploration, and much…
Added 8 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 8 hours ago
ET
Senior RF Hardware Engineer – Design & Validation
Emtar Technologies Inc.
Ottawa, ON
- Full-time
…company. We are seeking a highly adaptable Senior RF Hardware Engineer – Design & Validation with expertise in board-level RF circuit design and PCB layout to join our test and validation…
Added 8 hours ago
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Software Engineer
Cisco
Ottawa, ON
- $116,700 to $165,800 CAD / year
- Full-time
Experience programming in languages such as Go and Python, including leveraging AI-assisted development tools to write, test, and optimize code.
Added 8 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 9 hours ago
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Project Engineer
FCC Construcción
Toronto, ON
- Full-time
…delivering extensive upgrades to rail infrastructure, signalling systems, electrification, stations, maintenance facilities, rolling stock, and Union Station. This landmark program will…
Added 9 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 9 hours ago
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Electrical Engineering Analyst
Nutrien
Rocanville, SK
- Full-time
Assist electricians in installation, commissioning, and troubleshooting of underground electrical control systems
Added 9 hours ago
AS
Quality Engineer
AgileGrid Solutions
Canada
- Full-time
CoolIT Systems Inc., an Ecolab company, was founded in Calgary, Alberta, in 2001. It is a leading provider of Direct Liquid Cooling technology for data centers, supercomputers, and desktop…
Added 9 hours ago
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Mechanical Engineer
General Fusion
Richmond, BC
- $80,000 to $110,000 CAD / year
- Full-time
The Mechanical Engineer will be a key contributor in a team responsible for designing, building and operating mechanical systems in support of General Fusion’s LM26 project. The successful…
Added 9 hours ago
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Forward Deployed Full-Stack Engineer: Next.js + AWS AgentCore
DEDICATTED
Canada
- Full-time
We are looking for a Senior Full-Stack Engineer to join our team. You will work directly with our clients to design and build complex, production-grade Proofs of Concept for agentic AI…
Added 9 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…
Added 9 hours ago
ES
Software Engineer (Java, Python & Linux)
Enterprise Solutions Inc.
Mississauga, ON
- Contract
What does a successful Application Developer Software Engineer do
Added 9 hours ago
SL
Project Engineer/ Leader
Stern Laboratories Inc
Hamilton, ON
- Full-time
We construct and operate test facilities which are representative of Nuclear Power Reactor systems and components, which are equipped with instrumentation for determination of the heat…
Added 9 hours ago
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Spécialiste principal(e) en IA appliquée/ Senior AI Engineer
AUDELA
Montreal, QC
- Full-time
…prévision, un détecteur d'anomalies, un classificateur ou un test statistique bien choisi qu'avec un modèle de langage. On s'attend à ce que vous sachiez faire la différence, que vous soyez…
Added 9 hours ago
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Senior Systems Administrator
GlassHouse Systems
Toronto, ON
- Full-time
GGlassHouse Systems (GHS) is an enterprise systems and managed services solutions provider that develops, designs and deploys solutions for leading enterprises in Canada and the US. For…
Added 9 hours ago
MH
HVDC Design Engineer (Electrical/Computer Engineer)
Manitoba Hydro
Winnipeg, MB
- Full-time
Develop and prepare specialized commissioning and acceptance test procedures for the installation or modification of HVDC systems, control, protection, and auxiliary equipment.
Added 9 hours ago
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Software Design/Engineer - New Grad
Ciena
Ottawa, ON
- Full-time
…lifecycle while collaborating with hardware, software, and systems engineers. The position provides opportunities to work on next-generation optical network platforms and…
Added 9 hours ago
MT
Staff Validation Engineer - Optical Interconnect
Marvell Technology
Ottawa, ON · CA-ON - Ottawa
- Full-time
…Business Group designs and builds the electrical and optical test platforms, benches and measurement methods used to bring up, characterize and validate Marvell's next-generation high-speed…
Added 10 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 10 hours ago
VH
Full Stack Engineer
Verismo Health
Markham, ON
- Full-time
…with tools such as Claude Code, Codex & Cursor, reviewed by an engineer, and shipped through automated…
Added 11 hours ago
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Software Engineer (React & TypeScript)
Applicantz
Toronto, ON
- $50 to $55 CAD / hour
- Contract
…(PDMS) division. We are looking for an experienced Software Engineer to join one of our teams to help us fulfill the mission of the organization, supporting cross-platform device…
Added 11 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 13 hours ago
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Senior Software Engineer
BettingJobs
Toronto, ON
- Full-time
BettingJobs is hiring a Senior Software Engineer a global leader in online gaming, to join a new backend engineering team in Toronto.

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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