Senior Backend Python Developer

Linux Association of Canada; Toronto; On-site; CAD 110,000 - 160,000; Full time

Job summary

Linux Association of Canada is recruiting a Senior Backend Python Developer in Toronto to join a high-performance engineering team building secure, scalable solutions within a core banking platform.

The ideal candidate has extensive Python experience, strong design and delivery ownership, and a track record in REST APIs, SQL/MySQL, and distributed systems. This role emphasizes collaboration across squads and mentoring engineers.

Qualifications

• 5+ years of professional software development experience.
• Strong Python backend development with microservices focus.
• Experience designing RESTful APIs and distributed systems.

Responsibilities

• Design and develop scalable backend services and microservices.
• Build secure, high-performance distributed systems.
• Develop and maintain RESTful APIs.
• Own large initiatives from technical design through production delivery.
• Create technical design specs and contribute to architecture decisions.
• Optimize application performance to meet SLAs.
• Participate in sprint planning, estimation, and discussions.
• Conduct code reviews and promote engineering best practices.
• Mentor junior engineers and collaborate cross-functionally.

Skills

Strong Python Backend Development

Microservices & Distributed Systems

RESTful API Development

Strong SQL & MySQL

RDBMS: Transactions/Isolation/Deadlock

RabbitMQ / Message Brokers

Docker / Containerized Apps

GitHub / Repos

Linux / Unix environments

System Design & Technical Design

5+ years of Software Development

Education

Bachelor's or Master's in CS/SE or related

Tools

Docker

RabbitMQ

GitHub

Linux/Unix

MySQL

Job description

We're Hiring | Senior Backend Python Developer

Location: Toronto, ON

We're looking for a Senior Backend Python Developer to join a high-performing engineering team building secure, scalable, and high-performance solutions within a core banking platform.

The ideal candidate will have strong experience in Python, microservices, distributed systems, REST APIs, SQL/MySQL, messaging, and system design, with a proven ability to own large initiatives end-to-end.

Must-Have Skills

• 5+ years of Software Development experience
• Strong Python Backend Development experience
• Microservices & Distributed Systems
• RESTful API Development
• Strong SQL & MySQL
• RDBMS concepts - Transactions, Isolation Levels, Locking & Deadlocks
• RabbitMQ or similar Message Brokers
• Docker / Containerized Applications
• GitHub or similar code repositories
• Linux / Unix environments
• Strong System Design & Technical Design experience

Nice to Have

• Banking / Financial Services / FinTech experience
• Cloud experience - AWS, Azure, or GCP
• Payroll Provider integrations
• Time & Attendance platform integrations
• Experience working on high-volume transaction processing systems

What You'll Do

• Design and develop scalable backend services and microservices
• Build secure, high-performance distributed systems
• Develop and maintain RESTful APIs
• Own large initiatives from technical design through production delivery
• Create technical design specifications and contribute to architecture decisions
• Optimize application performance to meet SLAs
• Participate in sprint planning, estimation, and technical discussions
• Conduct code reviews and promote engineering best practices
• Mentor junior engineers and collaborate with cross-functional teams

Requirements

• Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field
• Degree must be from a Canadian or US university
• 5+ years of professional software development experience
• Strong communication and problem-solving skills
• Ability to independently own features and projects end-to-end