Senior Software Engineer

You will lead the delivery of high-impact, customer-focused software solutions that directly shape the practice tools our partners rely on daily. Navigating ambiguity with ease, you will solve complex, open-ended problems with a strong sense of ownership, technical depth , and operational insight.

Driving cross-team initiatives, you will build alignment across disciplines and influence engineering direction through clear communication, data-informed decision-making, and constructive collaboration. Going beyond simply shipping what is asked, you will rethink workflows and use artificial intelligence to build genuinely new value and capability for the team.

The team / how they connect

You will join a collaborative engineering community dedicated to supercharging small businesses by connecting them with big business technology. Working closely with Lead and Principal Engineers , the team applies modern software delivery frameworks to improve system performance, reliability, and developer efficiency. Together, they champion agile practices and bring outside pattern-matching into our ecosystem to proactively solve high-stakes logic challenges.

The team is currently working on / Initially, you will focus on

• Building full-stack features using React , Redux , C# , ASP.NET , and SQL Server .
• Refactoring complex, monolithic systems, balancing legacy WebForms with modern distributed system architectures on AWS .
• Reimagining everyday engineering workflows by researching, prototyping, and adopting real AI-assisted development tools .
• Participating in an on-call roster and incident response to help ensure 24/7 product support and reliability.

Here are some of the things we are looking for

• You bring deep technical expertise across C# , ASP.NET Core , modern frontend frameworks like React , and SQL Server data modelling .
• Proven experience in building and implementing AI tools into production environments delivering real impact to the business/customers.
• A proven background in the architecture, implementation, and refactoring of distributed systems using REST APIs on AWS is essential.
• Your skillset includes solid experience with CI/CD concepts , automated tooling, and a passion for test-driven development principles .
• Having a natural instinct to treat artificial intelligence as a tool to completely redesign workflows and create automated agents rather than just a personal productivity add-on will set you apart.
• Experience building SDKs and internal libraries that enable other teams to seamlessly integrate with your products will be highly regarded.
• An inclusive approach to mentoring and coaching, combined with a challenger voice comfortable with disagreeing early to help the team design better systems.

Apply even if your experience isn't a perfect match! At Xero, we hire based on your skills, passion, and the unique perspective you can bring to enhance our culture and team.