Senior Software Developer, Site Reliability – Google – Waterloo, ON
Google’s Site Reliability Development team in Waterloo, Ontario is looking for a Senior Software Developer, Site Reliability to help keep Google Cloud’s systems running at scale. This is a mid-level engineering role at one of the world’s most influential technology companies, sitting at the intersection of software development and systems engineering.
The work here centres on building and sustaining large-scale, massively distributed, fault-tolerant systems. You’ll be involved in everything from system design and capacity planning to automation, monitoring, and incident response — with a culture that values curiosity, collaboration, and blameless problem-solving.
About the Role: Senior Software Developer, Site Reliability
As a Senior Software Developer on the Site Reliability Development team, you’ll manage the full lifecycle of services — from initial design through deployment, live operations, and ongoing refinement. Much of the focus is on optimizing existing systems, building scalable infrastructure, and eliminating toil through automation. You’ll bring your expertise in coding, algorithms, complexity analysis, and large-scale system design to challenges that are truly unique to Google Cloud’s scale.
The team brings together people with varied backgrounds and encourages big-picture thinking, technical risk-taking in a blame-free environment, and self-directed work on meaningful projects. You’ll also have access to mentorship and resources to continue growing as a senior technical leader within Google’s Technical Infrastructure organization.
Benefits and Salary
This role comes with a competitive compensation package. The salary range in Canada is $182,000 – $186,000 CAD, plus a 15% bonus target, equity, and a comprehensive benefits package. Google is known for its industry-leading perks — visit Google’s careers page to explore the full benefits offering.
Job Details
📌 Job Type: Full-Time
🏢 Company: Google
📍 Location: Waterloo, ON, Canada
💰 Pay: $182,000 – $186,000 CAD + 15% bonus target + equity + benefits
Responsibilities
In this role, you’ll be deeply involved in the entire service lifecycle — not just writing code, but also consulting on system design, measuring reliability in production, and driving the kind of automation that scales Google Cloud sustainably. These responsibilities reflect what it means to operate at the intersection of software engineering and systems reliability.
- Engage in and improve the whole lifecycle of services — from inception and design through to deployment, operation, and refinement
- Support services before they go live through system design consulting, developing software platforms and frameworks, capacity planning, and launch reviews
- Maintain live services by measuring and monitoring availability, latency, and overall system health
- Scale systems sustainably through mechanisms like automation, and evolve systems by pushing for changes that improve reliability and velocity
- Practice sustainable incident response and blameless postmortems
Requirements / Skills
The ideal candidate brings solid engineering fundamentals and hands-on experience with distributed systems at scale. Google values both technical depth and the ability to lead projects and mentor others — this is a senior role that expects both individual contribution and technical leadership.
- Bachelor’s degree in Computer Science, Engineering, a related field, or equivalent practical experience
- 5+ years of software development experience in one or more programming languages
- 3+ years of experience designing, analyzing, and troubleshooting large-scale distributed systems
- 2+ years of experience leading projects and providing technical leadership
- Master’s degree in Computer Science or Engineering (preferred)
- English proficiency is required, as Google operates as a global company with collaborative teams worldwide
How to Apply
To apply, visit the official Google job posting using the link below. Make sure your resume is up to date and reflects your experience with distributed systems and software development before submitting.
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Job Summary & Tips for Applying
Quick Summary & What to Highlight: This Senior Software Developer, Site Reliability role at Google in Waterloo is perfect for candidates who excel in large-scale distributed systems, software development and automation, and technical leadership. On your resume, emphasize any experience with site reliability engineering, capacity planning, and incident response, attention to detail, and your ability to work in a fast-paced, high-scale environment. If you’ve previously worked in cloud infrastructure, platform engineering, or SRE roles, make sure to highlight specific achievements and responsibilities that align with this position.
Resume & Application Tips: Before applying, tailor your resume to match the job description. Include keywords like site reliability, distributed systems, and automation that appear in the posting. Quantify your achievements where possible (e.g., “reduced incident response time by 40%” or “automated 80% of routine operational tasks”). Write a brief cover letter expressing your genuine interest in Google and why you’re excited about this opportunity in Waterloo. Double-check your application for spelling errors and ensure your contact information is current.
Interview Preparation: If selected for an interview, research Google‘s values, Site Reliability Engineering philosophy, and Google Cloud’s product suite beforehand. Prepare specific examples using the STAR method (Situation, Task, Action, Result) to demonstrate your systems design, debugging, and leadership skills. Common questions may include scenarios about handling large-scale outages, designing for fault tolerance, and driving automation initiatives. Dress appropriately for a technology environment, arrive 10–15 minutes early (or join the video call on time), and bring copies of your resume. Prepare thoughtful questions about the role, team dynamics, and growth opportunities. After the interview, send a thank-you email within 24 hours reiterating your interest in the position.