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Salary
$28k – $39k per year (gross)
Location
Hybrid (Sofia, Bulgaria)
Seniority
Middle · 4+ years exp

First seen by Alion on Oct 14, 2026.

Overview
Company
Impact
Profile match
UKG One View centralizes global payroll data, ensures compliant payroll processing in 160+ countries, and delivers a consistent employee experience.

Why UKG

At UKG, the work you do matters. The code you ship, the decisions you make, and the care you show a customer all add up to real impact. Today, tens of millions of workers start and end their days with our workforce operating platform. Helping people get paid, grow in their careers, and shape the future of their industries. That’s what we do.

We never stop learning. We never stop challenging the norm. We push for better, and we celebrate the wins along the way. Here, you’ll get flexibility that’s real, benefits you can count on, and a team that succeeds together. Because at UKG, your work matters-and so do you.

We are looking for a Senior Software Engineer to join our dynamic team. This role provides an opportunity to lead projects and contribute to high-impact software solutions that are used by enterprises and users worldwide.

As a Senior Software Engineer, you will be responsible for the design, development, testing, deployment, and maintenance of complex software systems, as well as mentoring junior engineers. You will work in a collaborative environment where AI-assisted engineering is an integral part of the software development lifecycle, helping improve developer productivity, software quality, and operational excellence while contributing to the technical foundation behind our flagship products and services.

Responsibilities:

Software Development: Write clean, maintainable, and efficient code for various software applications and systems.

Technical Collaborator: Contribute to the design, development, and deployment of complex software applications and systems, ensuring they meet high standards of quality and performance.

Project Management: Manage execution and delivery of features and projects, negotiating project priorities and deadlines, ensuring successful and timely completion, with quality.

Architectural Design: Participate in design reviews with peers and stakeholders and in the architectural design of new features and systems, ensuring scalability, reliability, and maintainability.

Code Review: Diligent about reviewing code developed by other engineers, provide feedback and maintain a high bar of technical excellence to ensure code is adhering to industry standard best practices like coding guidelines, elegant, efficient and maintainable code, with observability built from ground up, unit tests etc.

Testing: Build testable software, define tests, participate in the testing process, automate tests using tools (e.g., Junit, Selenium) and Design Patterns leveraging the test automation pyramid as the guide.

Service Health and Quality: Maintain the health and quality of services and incidents, proactively identifying and resolving issues. Utilize service health indicators and telemetry for action providing recommendations to optimize performance. Conduct thorough root cause analysis and drive the implementation of measures to prevent future recurrences.

Platform Model: Understanding of working in a DevOps Model. Taking ownership from working with product management on requirements to design, develop, test, continuously deploy continuously deploy and operate the software in production.

Documentation: Properly document new features, enhancements or fixes to the product, and contributing to training materials.

Minimum Qualifications:

  • Deep expertise in Java, React & JS.
  • 4+ years of professional software development experience.
  • Extensive experience with software development practices and design patterns.
  • Bachelor’s degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience.
  • Proficiency with version control systems like GitHub and bug/work tracking systems like JIRA.
  • Understanding of cloud technologies and DevOps principles.

Preferred Qualifications:

  • Experience using AI-assisted software development tools to improve engineering productivity, software quality, testing, and troubleshooting.
  • Experience with cloud platforms like Azure, AWS, or GCP.
  • Familiarity with CI/CD pipelines and automation tools.
  • Experience with test automation frameworks and tools.
  • Knowledge of agile development methodologies.
  • Familiarity with developing accessible solutions.
  • Demonstrates strong customer empathy by understanding and addressing user needs and challenges.
  • Excellent communication and interpersonal skills, with the ability to work effectively in a collaborative team environment.

Benefits:

  • 25 to 28 days of annual leave.
  • Medical coverage provided by Bulstrad for you and your dependents.
  • Life, AD&D, Disability & critical illness coverage provided by DZI.
  • Meal vouchers provided by Edenred – EUR 95 per month.
  • Employee Assistance Programs available 24/7.
  • Global Tuition Reimbursement program – up to EUR 3 425 per year.
  • Fertility support – up to EUR 6 525 per year.
  • Adoption assistance.
  • Business travel insurance.
  • U choose program – EUR 275 every quarter to be spent on eligible items.

Company Overview:

UKG is the Workforce Operating Platform that puts workforce understanding to work. With the world’s largest collection of workforce insights, and people-first AI, our ability to reveal unseen ways to build trust, amplify productivity, and empower talent, is unmatched. It’s this expertise that equips our customers with the intelligence to solve any challenge in any industry-because great organizations know their workforce is their competitive edge. Learn more at ukg.com.

UKG is proud to be an equal opportunity employer and is committed to promoting diversity and inclusion in the workplace, including the recruitment process.

Disability Accommodation in the Application and Interview Process

For individuals with disabilities that need additional assistance at any point in the application and interview process, please email [email protected]

The pay range for this position is €31,200.00 to €42,100.00. The actual base pay offered may vary depending on skills, experience, job-related knowledge and work location. In addition to base pay, employees may be eligible to participate in a performance-based bonus plan and to receive restricted stock unit awards as part of total compensation. Learn more about UKG’s benefits and rewards at https://www.ukg.com/about-us/careers/benefits

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