Senior Software Engineer (Full Stack)

Department: Development - Software Development Location: Toronto Description Location - Pittsburgh, Boston, Montreal or Toronto, North East US considered Why Confluence? At Confluence, we’ve always been driven by a commitment to innovation, precision, and partnership in the investment data space. Our global footprint now spans multiple countries, giving our employees the opportunity to get exposure to other countries and cultures. And it stands to reason that none of this would have been possible without the hundreds of hard-working employees who work at Confluence. More about the role & team We are hiring a Senior Software Engineer to join one of our core engineering teams, working on a multi-tenant, enterprise platform used by institutional clients. You’ll contribute across a modern full stack environment, working with React, .NET, Python, and SQL Server within a structured monorepo. This is a hands on engineering role where you’ll design and build features across the application, maintain architectural standards, and ensure performance and reliability at scale. You’ll also contribute to CI/CD and deployment processes where needed, but your primary focus will be on building and improving the product itself. You’ll be working in an environment with established patterns and conventions, with a strong emphasis on code quality, consistency, and long term maintainability. Why should you apply? Work across a modern full stack (React, .NET, Python, SQL) Build features in a large scale, multi-tenant platform Structured engineering environment with clear architecture patterns Opportunity to influence design decisions and system evolution High ownership across complex, data heavy systems What skills and experience do I need to succeed? Essential requirements Experience in full stack software development Strong experience with C#/.NET backend development Experience building web applications (React or similar frameworks) Experience working with databases (SQL Server or similar) Understanding of modern architecture approaches (e.g. clean architecture, layered systems, or CQRS) Experience debugging and solving complex issues across multiple layers Experience working in Agile environments Comfortable contributing to CI/CD and deployment processes Desirable requirements Experience working across multiple languages (e.g. Python alongside .NET) Experience with monorepo environments or large codebases Experience improving build systems, testing frameworks, or pipelines Exposure to financial systems or data heavy platforms Experience with authentication, security, or multi-tenant architectures What do we offer? Confluence offers generous benefit packages for team members. As a growing, global organization, we are always looking for ways to ensure that our employees can access benefits that matter to them and their families. This includes: 🕚 Generous Time Off packages including additional half days with each public holiday in your location. 🌎 Global Career Development opportunities 🎊 Social Events 💵 Referral Bonus scheme - Upto $3,000 per successful referral 🚀 Plus many more! More about the Location This role will likely be primarily remote, with some office working on occasion. We are hiring in Pittsburgh, Boston, Montreal or Toronto, but will consider those in the north east US. Preference will be shown to those within a commutable distance of the above offices. If you are applying in the US, please note that we can only consider those who have a Green Card or US citizenship. Values We look for people who align with our 4 values. Integrity Face reality with honesty, courage and accountability Imagination Deal creatively with challenges and envision what the world could be Discipline Build good habits into reflexes which become a part of our life Service Committed to the success of others If you would like to find out more about a Career at Confluence, please apply today. Note that you will be required to attend an in person interview during the hiring process. If you believe that this job posting is noncompliant, please email us at recruitment@confluence.com. Pre-Employment Screening Disclaimer As part of our recruitment process, we carry out identity checks on all candidates. Offers of employment are conditional upon the completion of satisfactory background checks prior to the commencement of work. These checks may include verification of identity, right to work in the UK, employment history, and other relevant pre-employment screening. Please note that additional checks may be required depending on the nature of the role and the jurisdiction in which the role is based or operates. These may include, but are not limited to, criminal record checks or financial background checks where applicable.

The Senior Software Engineer will design and build features across a multi-tenant enterprise platform used by institutional clients. They will maintain architectural standards and ensure performance and reliability at scale.

Candidates should have strong experience in full stack software development, particularly with C#/.NET and React, as well as experience working with SQL Server. Understanding of modern architecture approaches and experience in Agile environments are also essential.

• Generous Time Off Packages • Global Career Development Opportunities • Social Events • Referral Bonus Scheme

• ReactPreferred

Identified from the job description. Confirm important requirements above.

• Full Stack Development
• C#/.NET
• Web Applications
• React
• SQL Server
• Agile
• CI/CD
• Debugging
• Python
• Monorepo
• Financial Systems
• Authentication
• Security
• Multi-Tenant Architectures

• Technology
• Engineering
• Software
• Finance & Accounting

Minimum experience

5+ years

Apply by

Jan 12, 2027

Posting language

English

Working hours

40 hours per week

Seniority

Mid-Senior level