UKG

Software Engineer III- Eng (Full Stack Java/React)

UKG
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2 months ago
Lowell, MA, USASenior

Base Salary

$102k - $147k/yr

Responsibilities

  • Develop and maintain full-stack web applications using React, TypeScript, Java services, REST APIs, and database components.
  • Lead the design, development, testing, deployment, monitoring, and production support of complex software applications.
  • Manage feature and project execution, including priorities, deadlines, and delivery quality.
  • Participate in architectural design and design reviews for frontend, backend, and data solutions.
  • Review code, provide technical feedback, and uphold standards for maintainability, observability, quality, and automated testing.
  • Build unit, integration, API, and end-to-end automated tests.
  • Maintain application and service health, investigate issues, and use telemetry to improve performance and prevent recurring incidents.
  • Document features and fixes, contribute to training materials, share knowledge, mentor junior engineers, and collaborate with Product Management, UX, and external teams.

Requirements

  • Bachelor’s degree in computer science, engineering, or a related technical field, or equivalent practical experience.
  • At least five years of professional software development experience.
  • Strong full-stack web application development experience with Java, React/TypeScript, SQL, REST APIs, and SQL and NoSQL databases.
  • Extensive knowledge of software development practices and design patterns.
  • Experience using AI development tools such as Claude, Copilot, or Windsurf.
  • Experience with GitHub, Jira, automated testing, and cloud technologies or DevOps principles.
  • Preferred qualifications include experience with Azure, AWS, or Google Cloud Platform; Jenkins, TeamCity, or GitHub Actions; frontend, backend, and API test automation; accessible and internationalized applications; AI spec-driven development with Spec Kit; and mentoring or technical leadership.
  • Strong communication and interpersonal skills, with a commitment to diversity and inclusion initiatives.

Benefits

  • Flexible work arrangements and comprehensive employee benefits are offered.
  • Employees may be eligible for performance-based bonuses and restricted stock unit awards.

Tech Stack

AWSAzureCucumberGitHub ActionsGoogle Cloud PlatformJavaJenkinsJUnitReactSeleniumSQLTeamCityTypeScript
UKG

About UKG

10,000+ employees

UKG builds cloud software for human capital and workforce management—HR, payroll, timekeeping, and scheduling—sold as SaaS to mid‑size and large employers. Formed in 2020 by the merger of Ultimate Software and Kronos, it is privately held by Hellman & Friedman and has dual headquarters in Lowell, Massachusetts, and Weston, Florida. Its platform helps organizations handle pay, compliance, and workforce planning across industries.

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