Solution and Integration Architect – Sofia

Vivacom, a member of United Group, is a leader in providing high-tech telecommunication services of a new generation - mobile and fixed voice services; high speed broadband internet access through fiber optic, copper and satellite infrastructure; data transmission services via the mobile and fixed networks; and individual telecommunication solutions tailor-made for the client

You will be part of architecture team and will be working on strategic programs that drive the enterprise business. As an Architect you will engage with senior level stakeholders from various departments within the business and IT and drive architectural direction on business challenges presented. You will develop an architecture that fits with our long-term strategy and goals. Additionally, you will participate in the projects through the whole software development life cycle ensuring the solution implementation achieves the stated business benefits

What you’ll be doing…

Partner with Business analysts and key business stakeholders to understand the business needs, including those tied to revenue-generating workflows and service monetization

Design, document and implement solutions that are in line with architectural patterns and standards or work with vendor architects to ensure adherence

Work with the Agile delivery teams to ensure that developed solution meets target architecture and support future scalability

Be active member in the end to end the process - from conception, through delivery, into production of solution architectures

Validates designs produced by external vendors

Provides technical advice for enterprise integration strategy, roadmap, governance and using best practices including software integration and security

Conduct research and make recommendations on adoption of third-party software, services, and standards, especially those influencing financial or transactional systems

What you will need…

Bachelor's or ideally a Master’ s degree in Computer Science/Telecommunications

4 years of working experience in IT, whereof at least 2 years of IT Architecture or design experience

Understanding of architectural frameworks and integration patterns and how to practically leverage them

Experience in design of microservices

Understanding of security principles and how to apply it to customer facing applications

Practical experience with C4, UML or other modeling languages

Hands-on experience with REST and SOAP web services (XML, WSDL, XSLT, JSON, SWAGGER)

Working with multilingual distributed team, with in-house and external delivery resources

Will be asset if you have…

Experience with Atlassian products – Jira, Confluence, Bamboo, Bitbucket

AI/ AI APIs experience or knowledge

Background or curiosity in financial systems, transactional platforms or digital payment ecosystems

Experience in fintech companies or involvement in projects touching billing, charging, or revenue management

Practical experience or solid understanding of the SAFe methodology will be considered an advantage

Be part of Vivacom and you will

Hybrid and flexible working model

• Opportunity to work from office, remote or hybrid
• Flexible working hours
• Short Friday
• 23 paid annual vacation
• 1 day off for your Birthday

Career development and trainings

• A defined career path and professional growth in a company, part of an international group
• Participation in development and retention programs
• Professional trainings for specific technical knowledges and skills
• Trainings for soft skills development
• Unlimited access to an e-Learning platform with various content and topics
• Reimbursement of expenses for English

Compensation

• Attractive remuneration package
• Annual bonus scheme (depending on individual performance)
• Food vouchers
• Unlimited bonuses for participation in "Refer a friend" program

Free time and Entertainment

• Attractive discounts in over 100 of our partners across the country - hotels, shops, restaurants, auto services and many more

Employee discounts for company products and services

• A budget of EUR 312 for the purchase of a business device
• SIM card with unlimited minutes with Vivacom, free data and free minutes within the other operators.
• Top staff offers for all services in the Vivacom portfolio.

Work atmosphere and knowledge transfer

• A mentor to help you get on quickly
• A great working environment and supportive team that allows you to grow
• Working on international projects and knowledge transfer with the other members of UG group
• Mini Football

Health

• Additional health insurance package - luxury package
• Sport cards co-financed by the company
• Office Massage
• Vivacom sport teams: football, tennis, volleyball, athletics etc.
• Preventive medical examinations/check
• Accident insurance
• Psychological counseling

How to apply

Interested candidates please press the button „Кандидатствай" to send a CV for the position not later than the 10th of February 2026.

Only short-listed candidates will be invited for an interview.

The provision of personal data enclosed in the application documents is voluntary and will be used solely for the purposes of evaluating your job application. Vivacom EAD shall not disclose personal data to third parties unless such disclosure is required under the law.