Senior Software Engineer, Backend
- Salary
- CA$164K - CA$225K
- Level
- Senior
- Work type
- Hybrid · Toronto
- Visa
- Not offered
Open. First seen 2 October 2026.
About the role
Harvey's standard text
Why Harvey
At Harvey, we’re transforming how legal and professional services operate. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re reshaping how critical knowledge work gets done for decades to come.
This is a rare chance to help build a generational company at a true inflection point. We have strong product-market fit and world-class investor support. We’re scaling fast and defining a new category in real time. The work is ambitious, the bar is high, and the opportunity for growth — personal, professional, and financial — is unmatched.
Our team moves fast, takes ownership, and is deeply committed to the mission — operating with intensity, staying close to our customers, and pushing each other for excellence. We live by three values: Decisiveness, Simplicity, and Job's Not Finished. We act quickly on clear judgment over perfect information, we believe simplicity is what scales, and we're never satisfied with where we are. If you want to do the best work of your career alongside people who share that drive, we'd love to build with you.
At Harvey, the future of professional services is being written today — and we’re just getting started.
Role Overview
As a Backend Software Engineer at Harvey, you’ll play a pivotal role in constructing the foundation of our product platform while directly building user-facing features for some of the world’s leading law firms and enterprise customers. This team owns and operates the platform layer that enables secure, reliable, and flexible experiences for our customers including notifications, permissions and feature flag infrastructure. We also build enterprise-grade collaboration experiences for law firms.
You will design systems that not only serve as critical infrastructure for the rest of the company, but also directly impact how our users engage with Harvey’s AI-powered legal tools. This role is ideal for engineers who are excited by the opportunity to move between deep platform thinking and hands-on product iteration.
This role is based in Toronto, Canada. We use a hybrid, 3+ days-per week in-person work model and offer relocation assistance to new employees.
What You’ll Do
- Design and build foundational backend infrastructure including authentication, permissions, feature flagging, notifications, and document management integrations
- Build and evolve Harvey’s internal product platform, accelerating development across multiple product lines and engineering teams
- Lead development of enterprise-facing features, such as secure multi-party collaboration, cross-organization workflows, and robust admin controls
- Maintain high standards for security, privacy, and system reliability, particularly in handling sensitive legal data
- Collaborate cross-functionally with product, AI, design, and GTM teams to deliver delightful, enterprise-ready experiences
What You Have
- 4+ years (post-BS/MS) of backend-focused software engineering experience on platform and/or product-oriented teams
- Experience working across the stack to ship user-facing features with measurable impact
- Strong knowledge of distributed systems, REST/gRPC APIs, databases, and scalable service architectures
- Familiarity with or interest in enterprise SaaS patterns, such as role-based access control (RBAC), feature flag systems, and third-party integrations is a plus
- Strong attention to detail
- Experience building backend platforms that can support multiple product lines
- Strong programming skills and general Computer Science knowledge
What We Offer
- Be part of building something special as a founding member of our Toronto team
- Structured hybrid working arrangement: 3 days in our Toronto office, 2 days working from home
Additional Information
- Location: Toronto, Ontario (Hybrid with flexibility)
- Work eligibility: Must have valid Canadian work rights; Harvey does not currently offer visa sponsorship for this role
Compensation
CAD $164,000 - $225,000
We are an AI company and we use AI to improve all of our processes, including in the recruitment process. Whilst we do use AI to help improve efficiency in our recruitment process, we do not rely on AI to make any automated decisions and ensure that a human reviews AI output.
Harvey's standard text
Depending on your location, an Applicant Privacy Notice may apply to you. You can find all of our Applicant Privacy Notices [here].
#LI-KT1
Harvey is an equal opportunity employer and does not discriminate on the basis of race, gender, sexual orientation, gender identity/expression, national origin, disability, age, genetic information, veteran status, marital status, pregnancy or related condition, or any other basis protected by law.
We are committed to providing reasonable accommodations to applicants with disabilities, and requests can be made by emailing accommodations@harvey.ai
What this role asks for
Particular to this role
REST · gRPC
Rare in Harvey's other 180 open postings.
61% of this description is written for the role. The rest is Harvey's standard text, folded away below.
Read against Harvey's other open postings on this site.
The team: Engineering HIRES STEADILY
This role is one of 65 open in Engineering. 8 were posted in the last 30 days and the oldest in March: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Python (39 of 65), LLM (32 of 65), TypeScript (22 of 65), Azure (19 of 65), React (19 of 65), CSS (17 of 65), AWS (16 of 65)
OTHER ROLES ON THIS TEAM
- Software Engineer posted Oct 14
- Staff Technical Program Manager posted Oct 13
- Software Engineer, New Grad (2027) posted Oct 2
- Software Engineer, New Grad (2027) posted Oct 2
- Software Engineering Intern (Winter 2027) posted Oct 2
- Software Engineering Intern (Summer 2027) posted Oct 2
- Software Engineering Intern (Summer 2027) posted Oct 2
- Engineering Manager, Product posted Sep 22
- Staff/Sr. Staff Software Engineer, Product Engineering posted Sep 9
- Staff/Sr. Staff Software Engineer, Product Engineering posted Sep 9
- Staff Software Engineer, Model Infrastructure posted Sep 6
- Senior Manager, Engineering posted Aug 14
- Senior Engineering Manager, Backend posted Aug 12
- Frontend Platform Engineer posted Jul 31
- Senior Software Engineer, Production Engineering posted Jul 30
- Staff Software Engineer, Production Engineering posted Jul 30
- Staff Software Engineer, Production Engineering posted Jul 30
- Senior Software Engineer, Production Engineering posted Jul 30
- Staff Software Engineer, Model Infrastructure posted Jul 22
- Staff Software Engineer, Agents posted Jul 22
- Senior Software Engineer, Agents posted Jul 22
- Engineering Manager, Model Infrastructure posted Jul 22
- Senior Software Engineer, AI Platform posted Jul 16
- Staff Software Engineer, AI Platform posted Jul 16
- Engineering Manager, Production Engineering posted Jul 13
- Research Engineer, Post-Training posted Jun 26
- Staff Software Engineer, OfficeJS posted Jun 25
- Staff Software Engineer, OfficeJS posted Jun 25
- Staff Software Engineer, Frontend posted Jun 24
- Senior Software Engineer, Frontend posted Jun 24
- Senior Software Engineer, Backend - NYC posted Jun 22
- Staff Software Engineer, Backend - NYC posted Jun 22
- Senior Software Engineer, Frontend posted Jun 11
- Technical Program Manager, Platform & Infrastructure posted Jun 2
- Senior Staff Software Engineer, Backend posted May 28
- Staff Software Engineer, Backend posted May 25
- Staff Software Engineer, Full Stack - NYC posted May 15
- Staff Software Engineer, Full Stack posted May 14
- Senior Software Engineer, Full Stack posted May 13
- Staff Software Engineer, Backend posted May 5
- Staff Software Engineer, Developer Experience posted May 1
- Senior Software Engineer, Backend posted May 1
- Staff Software Engineer, Agents posted May 1
- Staff Software Engineer, Agents posted May 1
- Senior Frontend Platform Engineer posted Apr 28
- Staff Software Engineer, Core Infrastructure posted Apr 27
- Staff Software Engineer, Core Infrastructure posted Apr 27
- Staff Software Engineer, AI Platform posted Apr 24
- Senior Software Engineer, Backend posted Apr 21
- Senior Software Engineer, Agents posted Apr 8
- Staff Software Engineer, Core Infrastructure posted Mar 27
- Software Engineer, Database Infra posted Mar 20
- Senior Software Engineer, AI Platform posted Mar 12
- Staff Software Engineer, Full Stack posted Feb 11
- Engineering Manager, Enterprise posted Feb 10
- Senior Software Engineer, Full Stack - NYC posted Feb 9
- Senior Software Engineer, Agents posted Jan 31
- Senior Software Engineer, Backend Platform posted Dec 18
- Senior Software Engineer, Site Reliability Engineer posted Dec 1
- Staff Software Engineer, Site Reliability Engineer posted Dec 1
- Staff Software Engineer, Frontend posted Aug 22
- Staff Software Engineer, Frontend posted Aug 7
- Staff Software Engineer, Backend posted Aug 7
- Senior Software Engineer, Frontend posted Mar 8
From the team and dates on Harvey's own job board.
See Software Engineer salaries in Toronto →
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