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Full Stack Developer

General Information

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Job Type:

Regular-Full Time


Varna - Bulgaria - Bulgaria

Company Overview

Here at UKG, our purpose is people™. Our HR, payroll, and workforce management solutions help organizations unlock happier outcomes for all. And our U Krewers, who build those solutions and support our business, are talented, collaborative, and innovative problem-solvers. We strive to create a culture of belonging and an employee experience that empowers our people – both at work and at home. Our benefits show that we care about the whole you, from adoption and surrogacy assistance to tuition reimbursement and wellness programs. Our employee resource groups provide a welcoming place to land, learn, and connect with those who share your passions and interests. What are you waiting for? Learn more at  #WeAreUKG 

Description & Qualifications


Immedis is a purpose-built, global payroll platform that supports the complete end-to-end payroll cycle and provides advanced reporting and real-time data analytics - addressing its client's global payroll needs in 150 countries worldwide.

Immedis was recently acquired by UKG, a leading provider of HR, payroll, and workforce management solutions. UKG has 75,000 customers worldwide and 15,000 employees. UKG's purpose is people™, and its solutions help organizations unlock happier outcomes for all.

UKG and Immedis share a commitment to providing innovative, user-friendly, and compliant global payroll solutions. Together, we are well-positioned to help businesses of all sizes manage their global payroll needs with ease. We have been recognized as a Great Place to Work for 7 consecutive years, and a “Best Workplace for Women” for the past 3 years

This is a major opportunity for any developer who is passionate about engineering innovative web services, and truly enjoys what they do. As part of this team, you’ll have an exciting opportunity to be involved in the full project lifecycle of our next generation internal tool and systems which currently enable our teams to streamline activities across all areas of the business

We are searching for motivated, talented and self-driven people to join our software development centre.

As a member of Immedis you will have the opportunity to contribute and participate in the following capacities:

Participate in a fast-paced Agile development team building full-scale software systems.
Design and build advanced software solutions that scale and meet business requirements.
Work with a team of peers who are smart, professional, pull their own weight, and share a passion for what they are creating.


Design and develop our core web application using service-oriented architecture exposing APIs for internal and external clients.

Implement architecture and design patterns to help ensure that systems scale.
Establish processes and best practices around development standards.
Review product requirements in order to give development estimates and product feedback.
Apply technical expertise to challenging architecture and design problems.

• Experience in enterprise-grade web application development using C# / .NET, MVC, WEB API, NHibernate, and Entity Framework.
• Knowledge of SQL and database design.
• Produce innovative technical design and technical specifications.
• Ability to work and communicate clearly and efficiently with team members.
• Strong knowledge of Web Standards and Technologies (HTML, CSS, JavaScript, jQuery).
• A proponent of continuous integration, unit testing and automation.
• Knowledge of PostgreSQL, .Net Core and Angular2 and Above will be considered as an added advantage.

• 2+ years experience in software development
• Strong English communication skills, both written and spoken.
• Experience with enterprise-scale systems is a major plus.
• Mandatory experience working in an Agile environment (SCRUM certification a major plus)

• 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 – 150 BGN per month
• Employee Assistance Programs available 24/7
• Global Tuition Reimbursement program – up to 7,125 BGN per year
• Fertility support – up to 13,600 BGN per year
• Adoption assistance
• UKG scholarship program
• Business travel insurance
• U choose program – 475 BGN every quarter to be spent on eligible items

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 Know Your Rights 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