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Principal Software Developer

General information


Toronto - Ontario - Canada


Software & Product Development

Ref #:


Description & Requirements


UKG is looking for an experienced Software Engineer to join our Notifications team and help us build an enterprise communication platform. As a Senior Software Engineer at UKG, you’ll be embedded on a development team responsible for solving challenging design and development problems -- creating scalable, performant, resilient and secure services that are used by most of our workplace offerings. You will work together with some of the most highly skilled software professionals in the business designing, building, and maintaining globally available software that serves millions of people and processes millions of data points each and every day.

Primary/Essential Duties and Responsibilities
• Work as part of the technical team that designs, develops, implements, and maintains scalable web applications
• Work closely with other developers to ensure successful implementation of applications
• Converts specifications and requirements into functional application code and works with front-end designers to create functional web pages and applications
• Understand and adhere to industry best practices for delivering high-quality code
• Interact with the business and user community to gather and validate business requirements and business rules Work according to defined scope and timelines and track work in progress
• Break down projects into tasks with time estimation
• Proactively identify and communicate issues
• Work in a team environment with other developers, architects, designers, product managers, business analysts
• Demonstrated focus on quality (unit testing, system testing, user acceptance testing)


Required Qualifications/Skills
• Experience using Java/J2EE and object-oriented design principles and design patterns
• Experience with Spring
• Experience building and maintaining scalable applications using Cloud technologies, like GCP or Kubernetes
• Demonstrated proficiency with developing web services and API’s including Microservices
• Experience with message-based systems
• Experience with Eclipse, IntelliJ, or equivalent IDEs Unit testing tools JUnit or equivalent
• Knowledge, Skills and Abilities:
o Java Spring
o Microservices architecture
o CQRS design pattern
o Events-driven architecture
o MySQL, MongoDB
o RabbitMQ
o Docker & Kubernetes

Preferred Qualifications
• Worked with event streaming platforms like Apache Kafka
• Knowledge of CI/CD and DevOps practices is plus
• Worked with Front-end technologies like Angular, HTML, CSS
• Familiarity with continuous deployment, deployment pipelines, unit testing and automation tools
• Familiarity with Kotlin
• Proficiency with Git as a version control system.

• Bachelor's degree in Computer Science or Engineering; equivalent experience accepted

Corporate overview

Here at UKG, Our Purpose Is People. UKG combines the strength and innovation of Ultimate Software and Kronos, uniting two award-winning, employee-centered cultures. Our employees are an extraordinary group of talented, energetic, and innovative people who care about more than just work. We strive to create a culture of belonging and an employee experience that empowers our people. UKG has more than 13,000 employees around the globe and is known for its inclusive workplace culture. Ready to be inspired? Learn more at

EEO Statement

Equal Opportunity Employer

Ultimate Kronos Group is proud to be an equal opportunity employer and is committed to maintaining a diverse and inclusive work environment. All qualified applicants will receive considerations for employment without regard to race, color, religion, sex, age, disability, marital status, familial status, sexual orientation, pregnancy, genetic information, gender identity, gender expression, national origin, ancestry, citizenship status, veteran status, and any other legally protected status under federal, state, or local anti-discrimination laws. 

View The EEO is the Law poster and its supplement. 

View the Pay Transparency Nondiscrimination Provision

UKG participates in E-Verify. View the E-Verify posters here.

Disability Accommodation

For individuals with disabilities that need additional assistance at any point in the application and interview process, please email or please call 1 (978) 250 9800.