Senior Software Developer - Java (all genders)

The role

You will build new features and modernize the backend technology stack for the L- and G-series hospitality products. You will work in an international team to improve engineering practices, infrastructure, and codebase.

What you will do

• Build new features and improve the developer experience for the L&G series product
• Balance building new features with modernizing the backend technology stack
• Report to the Development Manager
• Maintain interaction with Product Managers, Support Specialists, and Platform Teams
• Participate in daily agile ceremonies
• Advocate for superior code quality and accountability
• Contribute to infrastructure health
• Foster growth within the team by disseminating knowledge and best practices

Required qualifications

• 6+ years expert Java knowledge in production, including large, long-lived codebases
• 4+ years of deep Spring Framework experience (IoC, MVC, Security, transactions)
• 4+ years using advanced SQL: complex queries, indexing, multi-tenant data models, and schema migrations
• Strong OOP, domain modeling, and design patterns
• Track record of designing and evolving backward-compatible REST APIs
• Strong advocate for testing with experience in automated testing frameworks
• Familiarity with continuous integration/continuous deployment (CI/CD) pipelines
• Clear English communication
• Computer Science degree or equivalent

Nice to have

• Experience working in an Agile development environment
• Work in payments, fiscal/compliance, or other high-correctness domains
• Familiarity with hybrid cloud + on-premise systems
• Exposure to cloud environments like GCP, AWS, and cloud solutions like Kubernetes, Docker, etc.
• Experience with Maven multi-module codebases, Jetty/WAR deployments, Redis, WebSockets, or scheduled jobs

Benefits

• Lots of autonomy and flexible work culture
• Genuine career opportunities
• Development of very high traffic products used at a global scale
• Opportunities to learn and expand your skill set
• Lightspeed equity scheme
• Monthly office lunch
• Work from anywhere in the world for 60 days a year
• Health and wellness benefit of 400 euros per year
• Mental health online platform and counseling & coaching services
• Volunteer day

About the company

Lightspeed is a commerce platform that helps merchants innovate to simplify, scale, and provide exceptional customer experiences. Founded in Montréal in 2005, the company serves retail, hospitality, and golf businesses in over 100 countries.