Software Engineer III
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Before you apply
SalaryCA$106k – CA$132k
LocationCanada - Mississauga, ON
Work modehybrid
Typefull-time
SeniorityMid
Experience4+ yrs
DepartmentProduct Development & Operations
Company size1,001–5,000 people
PostedOct 12, 2026 · 3w ago
Verified live3d ago
At a glanceSummarised by Seekless from the posting.
4+ years of relevant professional experience in software development
Hands-on experience in building and deploying web applications, Python-based backend APIs and major cloud infrastructures (AWS, GCP, or Azure)
Experience with some of the following: FastAPI, SQLAlchemy, Pydantic, Celery
Practical experience with containerization and orchestration (Docker, Kubernetes) and familiarity with CI/CD and DevOps practices and tools (GitHub Actions, Git-based workflows)
Strong foundation in Algorithms, Data Structures, and performance optimization techniques for scalable applications
Proactive mindset for learning new technologies, robust work ethic, commitment to resolving technical challenges, and responsibility
Excellent communication skills with the ability to articulate technical concepts
Experience with relational databases (like Postgres) and familiarity with NoSQL databases (like Redis) is an advantage
Exposure to Large Language Models (LLMs) and AI development tools (Claude, Copilot)
Data engineering background or interest, familiarity with NumPy, pandas, Polars is a plus
Experience with full-stack development with Typescript and React is a plus
Skills
Python
Flask
FastAPI
SQLAlchemy
Pydantic
Celery
Docker
Kubernetes
GitHub Actions
Postgres
Redis
NumPy
pandas
Polars
Typescript
React
Benefits
Health insurance
Dental insurance
Vision insurance
Paid time off
Retirement plan
Summary
As part of Guidewire’s Product Development & Operations (PDO) organization, you’ll join the PricingCenter team that designs and builds the pricing engine at the heart of how P&C insurers rate and underwrite risk in the cloud. We work in a highly collaborative, hybrid environment, pairing closely with product, UX, and data teams to deliver secure, reliable services at scale. Our stack centers on Python, modern web APIs, and cloud‑native architectures.
In this role, you will be a product‑focused Python engineer who owns features end‑to‑end—from exploring requirements through to production reliability. You’ll help shape new pricing and rating capabilities, build performant APIs and services, and guide technical decisions that support PDO’s FY26 priorities around AI, cloud adoption, and operational excellence. You will partner with peers across Guidewire to ensure PricingCenter is a market‑leading pricing solution that helps insurers modernize, automate, and gain insight from their pricing strategies, directly contributing to Guidewire’s mission to transform how the world’s P&C insurers do business.
Job Description
What you’ll do
•
Execute engineering tasks utilizing Python (RESTful APIs using Flask and FastAPI with extensive use of SQLAlchemy and Pydantic)
•
Design and build proprietary solutions involving insurance pricing algorithms, modeling, and data visualizations.
•
Partner with product management to convert business needs into secure, high-quality production features, applying professional judgment to choose appropriate tools and architectural patterns.
•
Manage the full development lifecycle: analyze requirements, architect solutions, conduct spikes, develop PoCs, and deploy scalable, thoroughly tested production code.
•
Maintain and refine existing applications to ensure consistent alignment with established SLOs.
•
Participate in agile ceremonies, contribute to RFC/ADR documentation, and perform peer code reviews to maintain high engineering standards.
•
Enhance observability and reliability of applications/components by implementing logging, metrics, tracing, dashboards, and alerting that support incident triage, root‑cause analysis, and continuous improvement.
What you’ll bring
•
Hands-on experience in building and deploying web applications, Python-based backend APIs and major cloud infrastructures (AWS, GCP, or Azure).
•
4+ years of relevant professional experience in software development.
•
Experience with some of the following: FastAPI, SQLAlchemy, Pydantic, Celery.
•
Practical experience with containerization and orchestration (Docker, Kubernetes) and familiarity with CI/CD and DevOps practices and tools (Github Actions, Git-based workflows).
•
Strong foundation in Algorithms, Data Structures, and performance optimization techniques for scalable applications.
•
Experience with relational databases (like Postgres) and familiarity with NoSQL databases (like Redis) is an advantage.
•
Proactive mindset for learning new technologies, robust work ethic, commitment to resolving technical challenges, and responsibility.
•
Excellent communication skills with the ability to articulate technical concepts.
Nice to have
•
Exposure to Large Language Models (LLMs) and AI development tools (Claude, Copilot).
•
Data engineering background or interest, familiarity with NumPy, pandas, Polars is a plus.
•
Experience with full-stack development with Typescript and React is a plus.
Benefits
The Canadian CAD base salary range for this full-time position is 106,000.00 - 132,000.00. Your base pay will depend on your experience, skills, education, training, and location among other factors. All full-time positions or part-time roles working 30 hours or more a week at Guidewire are eligible for benefits that support their health and well-being including health, dental, and vision insurance, paid time off, and a company sponsored retirement plan. In addition, some roles may be eligible for the annual company bonus plan, commissions, and/or long term incentive awards which are contingent on a variety of factors including, but not limited to, company and employee performance.
About Guidewire
Guidewire is the platform P&C insurers trust to engage, innovate, and grow efficiently. We combine digital, core, analytics, and AI to deliver our platform as a cloud service. More than 540+ insurers in 40 countries, from new ventures to the largest and most complex in the world, run on Guidewire.