Senior Software Engineer

Company Description

Trupanion is a leading provider of medical insurance for cats and dogs in North America. Our mission is to help the pets we all love receive the veterinary care they need. We create solutions to ensure our members, their pets, and their vets experience unparalleled customer service. We offer a collaborative, informal, and pet‑friendly environment where everyone is encouraged to be the very best version of themselves.

US‑based. Seattle, WA preferred
, with consideration for applicants in the Eastern or Central time zones
. Seattle‑based employees will follow a hybrid schedule, working from our casual, pet‑friendly office at least three days per week.

With Trupanion’s commitment and investment in leading‑edge insurance technology, we are looking for a Senior Software Engineer to join our team. As a member of our Veterinarian Technology Platform team, you will be joining an experienced group of developers, using the latest development toolsets to deliver our flagship solution. Working in an agile framework on a SaaS scalable cloud‑based solution within an Azure Dev Ops environment, you will work closely with fellow full‑stack and front‑end and back‑end developers and collaborate with Product Managers, Business Analysts, Dev Ops and QA teams to deliver new and enhanced features to our applications.

• Work as a member of Agile project teams to define, estimate and complete agreed tasks to the timescales
• Develop and maintain well‑functioning databases and applications
• Write effective RESTful APIs
• Usage of and demonstrated effectiveness with cutting‑edge AI tools like Claude Code, Codex, or other GPT for development efficiency.
• Involvement in the design of client‑side and server‑side architecture
• Test software to ensure integrity, accuracy, responsiveness and performance
• Add new features and enhance existing features according to the specification provided.
• Investigate and troubleshoot issues, providing IT support to other departments within Trupanion and its associated companies.
• Create and undertake unit tests, recording all results in accordance with the Trupanion’s procedures and best practice.
• Perform all work in accordance with the company’s documented development, OWASP, ISO
  27001 and PCI DSS standards and guidelines.
• Promote and embody Trupanion’s Team DNA in all aspects of your work and interactions with internal and external stakeholders

• Proven experience in a Software Development position focused on the following area:
• 3-5 years working in a C#/.NET/Azure/ADO tech stack.
• Working in an Agile methodology, utilising Dev Ops/CI/CD practices.
• Extensive experience in .NET, ASP.NET, MVC and Core.
• Developing scalable solutions in a C#/.NET/Azure tech stack strongly preferred.

• In‑depth knowledge of the following technologies:
• C#
• .NET Framework and Core
• Vue/JS v3.0
• Microsoft Azure
• NService Bus
• Azure Functions
• SQL
• Azure
  
  B2C preferred
• Experience in building RESTful APIs and working with software version tracking/coordination tools (e.g., Git, Jira)
• Knowledge of development and management tools such as Swagger, Postman, SOAPUI, Node.js, MSTest, NuGet, NPM, OOD, N‑tier architectures and software patterns and techniques
• Ability to write quality unit tests
• Demonstrate a good understanding of current technology stacks
• Excellent written and verbal communication, interpersonal and organisational skills, with strong accuracy and attention to detail
• Ability and track record of working as part of a busy team and work effectively under pressure to tight deadlines, and to think proactively and logically
• Excellent independent and team time management skills
• Must be decisive, able to focus on priorities

Bachelor’s degree, preferably in Computer Science, Information Systems or related preferred, equivalent experience accepted.

• The base salary range for this position is $140,000 - $150,000, on a full‑time schedule.
• Along with base salary, Trupanion employees may be eligible for monthly bonuses.
• We want all employees to be invested in Trupanion’s success, so we grant…