Principal Software Engineer (Dublin, Ireland) at Toast

✨ The Stack take on this Toast job

• 🏢 Toast has 13 jobs here, 13 with visa sponsorship see all
• 🛂 Visa: EU Blue Card. Minimum salary: €50,700 a year guide
• 💡 No salary shown. Ask Toast if it is above the minimum.

Updated 2026-11-06, from our data and official sources.

Apply with your AI assistant

With The Stack connected to Claude, ChatGPT or Cursor, paste this. Your assistant tailors your CV and cover letter, checks the visa facts and gives you the apply link.

Help me apply to this job on The Stack: https://jobs.trythestack.co/jobs/principal-software-engineer-dublin-ireland-toast

Not connected yet? Connect in a minute. To help your user apply, call the MCP tool prepare_application with slug "principal-software-engineer-dublin-ireland-toast": it returns the apply link, the visa facts and a CV and cover letter checklist. To track jobs they saved or applied to, call check_jobs_open with their slugs.

About the role

Responsibilities:
- Define and drive technical direction and architecture for European products within the existing Toast technology stack.
- Deliver end-to-end solutions: design and implement UI, backend services, and APIs with a focus on quality and scalability.
- Establish architectural standards, API conventions, and delivery principles that influence multiple teams.
- Mentor engineers, promote inclusive engineering practices, and raise team-wide technical capability.
- Partner with product, design, and cross-functional leaders to align technical solutions with business priorities.
- Ensure operational excellence: observability, performance, reliability, and scalable delivery processes.

Requirements:
- 8+ years of software engineering experience with strong full-stack expertise.
- Proficient in Java/Kotlin and object-oriented design; track record building customer-facing systems.
- Experience with modern web and API technologies (React, REST, GraphQL) and end-to-end delivery.
- Proven experience leading or influencing large, cross-team platform initiatives and setting technical direction.
- Comfortable with relational and non-relational data stores, system design, cloud services, and performance trade-offs.
- Strong communication, stakeholder management, and mentorship skills.

Responsibilities

Set the technical direction and execute strategies to build scalable, iterative solutions for the European market. Mentor engineering teams and collaborate with cross-functional leaders to align technical solutions with strategic business objectives.

Requirements

Requires 8+ years of software engineering experience with a strong background in full-stack development using Java, Kotlin, and modern web technologies. Must have a proven track record of leading large-scale platform initiatives and delivering business-critical, customer-facing systems.

Key skills

• Java — in 364 other listings on The Stack
• Kotlin — in 252 other listings on The Stack
• React — in 277 other listings on The Stack
• REST — in 32 other listings on The Stack
• GraphQL — in 90 other listings on The Stack
• Full-stack Development — in 83 other listings on The Stack
• System Architecture — in 173 other listings on The Stack
• Relational Databases — in 74 other listings on The Stack
• Non-relational Databases
• Technical Strategy
• Mentoring
• API Standards
• Scalable Solutions
• Operational Excellence
• Cross-functional Leadership
• Technical Direction

On The Stack (as of 2026-11-06)

• Toast has 12 other listings on The Stack, 12 of them marked as offering visa sponsorship.
• 171 visa-sponsored jobs in Germany on The Stack, posted in the last 60 days.
• 197 visa-sponsored software engineer jobs in Europe on The Stack, posted in the last 60 days.

Frequently asked questions about Toast

Is this Principal Software Engineer (Dublin, Ireland) role still open?

It was posted on 2026-05-20. Listings more than 30 days old may no longer be active, so check Toast's site before applying.

Does Toast offer visa sponsorship?

This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on Toast's site.

Where is this role located?

The listing gives the location as Berlin, Germany. It is marked on-site.

What skills does this role ask for?

The listing names: Java, Kotlin, React, REST, GraphQL, Full-stack Development, System Architecture, Relational Databases, Non-relational Databases, Technical Strategy, Mentoring, API Standards, Scalable Solutions, Operational Excellence, Cross-functional Leadership, Technical Direction.