Principal Software Engineer

Toast Toast · Enterprise · Dublin, Ireland · R & D : Engineering : International

Principal Software Engineer at Toast, focusing on building new products and features for the European market. The role involves setting technical direction, architecting for scale, mentoring engineers, and collaborating across teams to solve complex business challenges within the existing Toast technology stack. Requires strong full-stack development experience, leadership skills, and experience with modern web and API standards.

What you'd actually do

  1. Develop and execute technical strategies to solve complex business challenges, leveraging data and customer insights to prioritize impactful improvements
  2. Establish guiding technical and delivery principles that influence engineering practices across the broader engineering organization.
  3. Mentor and guide engineers, fostering a culture of continuous improvement, inclusivity, and engineering excellence.
  4. Build and maintain strong partnerships across lines of business, aligning technical solutions with strategic objectives.
  5. Work closely with our cross functional leaders across the customer facing organisations

Skills

Required

  • 8+ years of experience in software engineering
  • strong background in full-stack development
  • Java, Kotlin, or other object-oriented languages
  • building complex, customer-facing applications
  • modern web and API standards and technologies (e.g. React, REST, GraphQL)
  • leading or influencing large, cross-team platform initiatives
  • data stores, both relational and non-relational databases
  • deliver and operate business-critical, customer-facing systems
  • reliability, performance, and operational excellence
  • deliver high-impact, scalable solutions
  • leadership and mentoring skills
  • guiding teams through architectural and experience transformations
  • communication skills

Nice to have

  • Deep expertise in pricing systems or e-commerce tax management for international markets
  • Track record of launching zero-to-one products within established organizations
  • Experience operating in both larger tech organizations and startup environments, with demonstrated ability to thrive at enterprise scale

What the JD emphasized

  • set the technical direction for how we rapidly build iterative solutions within the existing Toast technology stack
  • set technical direction beyond a single team or service
  • customer-facing applications is a must
  • customer-facing systems