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Added 1 day ago
Senior Software Engineer
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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 1 day ago
NDT Engineer
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ET
Senior RF Hardware Engineer – Design & Validation
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- 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…
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Optoelectronic Engineer
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Ottawa, ON
- Full-time
…services from design concept, through prototype design and testing, process development, assembly and test innovation, to volume manufacturing. We are extremely proud to partner with our…
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I
Quality Engineer – Aerospace Manufacturing
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- Full-time
We are seeking an experienced Quality Engineer with a strong background in aerospace manufacturing and operational quality. The ideal candidate will lead root cause analysis, identify…
Added 1 day 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 1 day ago
L
Python Software Engineer (Client Facing Consultant)
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- $120,000 to $150,000 CAD / year
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…This role is suited for an experienced, self-directed software engineer who can operate with a high degree of autonomy, take ownership of outcomes, solve ambiguous problems, and deliver…
Added 1 day ago
LT
Application Security Engineer
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Canada
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Added 1 day ago
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Quality Engineer
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- Full-time
As a Quality Engineer, you will help protect product quality and customer satisfaction by investigating product failures and driving effective corrective and preventive actions. You will…
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Associate Software Engineer
TD
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Create and maintain quality code, ensure defect free programming consistent with standards; provide code maintenance and support during testing cycles
Added 1 day ago
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Senior Platform Engineer (UiPath)
Quantum World Technologies Inc.
Canada
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Support Disaster Recovery planning, failover testing, and business continuity.
Added 1 day ago
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Hardware Test Engineer
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Vancouver, BC
- Full-time
Company growth has resulted in a new opportunity for a Hardware Test Engineer to advance Richmond’s engineering operations. With a focus on hands-on testing, electrical validation, and…
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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 1 day ago
ES
Software Engineer (Java, Python & Linux)
Enterprise Solutions Inc.
Mississauga, ON
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What does a successful Application Developer Software Engineer do
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Project Engineer/ Leader
Stern Laboratories Inc
Hamilton, ON
- Full-time
Added 1 day ago
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Spécialiste principal(e) en IA appliquée/ Senior AI Engineer
AUDELA
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HVDC Design Engineer (Electrical/Computer Engineer)
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We are seeking a Senior HVDC Design Engineer to join the Station Design Department and help design, modernize, and support critical HVDC converter and transmission station infrastructure.
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Software Design/Engineer - New Grad
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Product Engineer, Mobile & UX
Pontosense
Kitchener, ON
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We're looking for a Product Engineer who loves building great software, cares about how people experience it, and is excited to push the boundaries of what's possible with AI. You'll work…
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PEY - Junior Fullstack Engineer
BiblioCommons
ON · Canada - Ontario
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Added 1 day ago
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PEY - Junior Fullstack Engineer
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Senior MLOps Engineer (AdTech)
Fluent, LLC
Remote, Canada
- $130,000 to $140,000 CAD / year
- Full-time
- Remote
We are seeking a Senior MLOps Engineer based in Canada to join our data and machine learning team. This role will co-own MLOps practices at Fluent Media and establish standards for model…
Added 1 day ago
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Senior MLOps Engineer (Real-Time Decisioning)
Fluent, LLC
Remote, Canada
- $130,000 to $140,000 CAD / year
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We are seeking a Senior MLOps Engineer based in Canada to join our data and machine learning team. This role will co-own MLOps practices at Fluent Media and establish standards for model…
Added 1 day ago
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Frontend Developer
Hays
Toronto, ON
- Contract
Client is seeking a talented Front-End Engineer to join its digital technology team and help build customer-facing applications that serve millions of Canadians.
Added 1 day ago
PC
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Enterprise Solutions Inc.

Software Engineer (Java, Python & Linux)

Mississauga, ON, Canada

Contract

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Job details

Job type: Contract
Apply by: Dec 5, 2026
Experience: 5 years of experience in software development with a focus on high performance distributed application development.
Posting language: English
Posted: Nov 5, 2026

Original job description

Software Engineer (Java, Python & Linux)

Mississauga

Job description

Job Description:

It will be good if candidate has experience in both Java and Python, Linux and CICD.

It will be very helpful if candidate is also familiar with QA responsibilities.

According to them a good developer should be able to perform QA as well

Software Engineer Application Development

What does a successful Application Developer Software Engineer do

You will work in a dynamic DevSecOps team involved in full SDLC of application development to support a largescale highly available distributed payment system. We need your technical expertise analytical ability critical thinking clear communication eagerness to collaborate customer first mindset and passion to sustain our growth. Enjoy working with a team of professionals who highly appreciate an open constructive and innovative atmosphere.

In this role you can look forward to

Your main job duties are

Requirement analysis collaborate with business partners to identify analyze and document use cases and technical requirements

Design develop implement solutions to meet business and security requirements

Unit and integration test build test cases into pipelines

Code scanning and fix collaborate with application security teams to perform various code scanning static dynamic penetration opensource component dependencies and fix any revealed vulnerabilities

Ongoing impact analysis of various security and industry standards policies procedures and update applications accordingly

Solving tracking problems escalated to us

Produce technical specifications user manuals configuration dictionaries when needed

Maintain clear and effective communication with all stakeholders throughout project lifecycles

Keep documentation up to date

Basic Qualifications for Consideration

Candidates must meet ALL of these to be considered

Bachelors degree in Computer Science Software Engineering or equivalent working experience.

5 years of experience in software development with a focus on high performance distributed application development.

Proficiency in Java CC Python JavaScript Nodejs

Proficient with git GitHub copilot CICD pipeline

Master secure coding principles and common patterns of vulnerabilities

Deep understanding of Linux internals including processes threads memory management file systems networking signals IPC mechanisms and performance diagnostics Comfortable troubleshooting production issues using native Linux tools.

Demonstrated ability to effectively incorporate AI assisted development workflows while maintaining strong engineering judgement code review disciplines security awareness and software quality standards

Practices test first development and treat automated testing as a core engineering discipline other than an afterthought

Deep understanding of RESTful HTTP JSON to construct systems composed of distributed components

Strong experience with SQL, NoSQL databases and ORMs

Master cryptography basics TLSv13 knowledge of postquantum algorithms

Experience in authentication authorization standards like OAuth 20 and JWT

Experience in Web development with a relevant framework Spring, Spring Boot, Apache, Tomcat and a frontend framework React Angular

Strong problem solving analytical thinking always ready to collaborate self driven detail oriented

effective oral and written communication ability to keep documentation clear concise comprehensive and up to date.

Preferred Nice to Have

Knowledge in containerization and common cloud platforms eg AWS GCP

Comfortable working with OpenSSL and troubleshooting with tools like Wireshark

Practical experience in diagrams as code type of tools eg Plant UML Mermaid etc

knowledgeable in PCIDSS PCISSF standards

Skills

Mandatory Skills : AWS API Gateway, Java, Microservices, SpringBoot

Good to Have Skills : JAVA-AWS

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More about this job

Responsibilities

Analyze requirements with business partners, then design, develop, and test secure solutions for a large-scale distributed payment system. Maintain and troubleshoot applications, address security vulnerabilities and production issues, and keep technical documentation and stakeholder communication up to date.

Requirements

A bachelor's degree in Computer Science, Software Engineering, or equivalent work experience is required, along with at least five years of software development experience focused on high-performance distributed applications. Candidates should be proficient in Java, Python, Linux, CI/CD, secure coding, automated testing, REST, databases, and relevant web frameworks, with strong analytical, communication, and collaboration skills.

Skills

Java
Python
Linux
AWS API Gateway
Microservices
Spring Boot
CI/CD
Distributed Application Development
Secure Coding
Automated Testing
RESTful APIs
SQL
NoSQL
Cryptography
OAuth 2.0
Git

Visa sponsorship

Not detected in the job text

Keywords

Java
Python
Linux
JavaScript
Node.js
Git
GitHub Copilot
CI/CD
AWS API Gateway
Microservices
Spring Boot
REST
HTTP
JSON
SQL
NoSQL
Object-Relational Mapping
OAuth 2.0
JWT
TLS 1.3
Cryptography
Secure Coding
Automated Testing
DevSecOps
Distributed Systems
PCI DSS
AWS
GCP
OpenSSL
Wireshark

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