Senior Chatbot/Voice Enablement Developer

Location: Vilnius

Time Type: Full time

Job Description

What success looks like in this role:

• Design and develop enterprise-grade chatbot and voice solutions using Azure Bot Service, Power Virtual Agents and integrations (e.g. Genesys, Twilio, Microsoft Teams).

• Implement and optimize LLM pipelines, ASR/TTS for voice bots, and retrieval-augmented generation (RAG) for knowledge-driven responses.

• Integrate conversational systems with Unisys platforms (CRM, ITSM, security solutions) via APIs and event-driven architectures.

• Ensure compliance and security, including PII protection, encryption, and adherence to global standards (GDPR, accessibility).

• Monitor and improve performance through analytics, A/B testing, and continuous optimization of containment rate, latency, and CSAT.

• Collaborate cross-functionally with product and engineering teams; mentor junior developers and establish best practices.

You will be successful in this role if you have:

• 5+ years experience in software engineering with 3+ years in conversational AI (chat and voice).

• Expertise in Azure, Azure AI Foundry, Azure AI Search, LLM/NLU orchestration, Vector DB´s and whisper/voice models and familiarity with WebRTC services

• Strong backend development skills (Python,C# , REST APIs).

• Knowledge of cloud platforms (Azure preferred), CI/CD, and security best practices.

• Ability to work independently and collaboratively in an agile, fast-paced, high-impact environment.

• Strong written and verbal communication skills in English

Benefits

• Become part of our "Winning Culture" and work on award-winning projects in high-end technological setting

• Corporate Social Responsibility and Inclusion standards are very important to us and go far beyond the usual - especially in the current political climate!

• We offer a company own learning platform! Our goal is to help you realize your individual potential!

• "Wellbeing & Employee Assistance Program": Your (mental) health is important to us and is treated confidentially by a neutral party!

• Solid qualification-, performance- & competence-based remuneration model, attractive pension scheme and various allowances

• Bonus/referral/incentive/recognition programs - we want you to feel appreciated at Unisys!

• Extended health insurance coverage also for private use after 1-year tenure (premium package)

• hybrid work model (3 days onsite/2 days flexible) and great camaraderie, whilst working with Lithuania and global top talent

• Free parking lots and a bike garage for storage

​Salary: 4.800,00 - 6.750,00 € gross monthly based on your competencies and skills

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Unisys is proud to be an equal opportunity employer that considers all qualified applicants without regard to age, caste, citizenship, color, disability, family medical history, family status, ethnicity, gender, gender expression, gender identity, genetic information, marital status, national origin, parental status, pregnancy, race, religion, sex, sexual orientation, transgender status, veteran status or any other category protected by law.

This commitment includes our efforts to provide for all those who seek to express interest in employment the opportunity to participate without barriers. If you are a US job seeker unable to review the job opportunities herein, or cannot otherwise complete your expression of interest, without additional assistance and would like to discuss a request for reasonable accommodation, please contact our Global Recruiting organization at [email protected] or alternatively Toll Free: 888-560-1782 (Prompt 4).  US job seekers can find more information about Unisys’  EEO commitment here.