Senior Technical Lead (Java + ReactJs & AI) - VOIS

Job Description

Who we are

VOIS (Vodafone Intelligent Solutions) is a strategic arm of Vodafone Group Plc, creating value for customers by delivering intelligent solutions through Talent, Technology & Transformation.
As the largest shared services organisation in the global telco industry with 30,000 FTE, our portfolio of next-generation solutions and services are designed in partnership with customers across Vodafone Group, local markets, and partner markets to simplify and drive growth. With our strategic partner Accenture, we work alongside our Vodafone customers, other Telco and tech companies to drive transformation, meet the challenges of our industry and ensure we stay relevant and resilient. This partnership is a unique, industry-first model which brings together the best of in-house and 3rd party capability.
We work with customers across 28 countries from 10 VOIS locations: Albania, Egypt, Hungary, India, Romania, Spain, Turkey, UK, Germany, Ireland, and with a network of teams in Czech Republic, Italy, Greece, and Portugal.
#VOIS #BeUnrivalled #CreateTheFuture

About this Role

We are seeking a backend engineering professional with strong experience in Java, Spring Boot, and microservices to build and scale AI-driven conversational platforms. This role focuses on designing robust backend services that integrate with AI models, telephony systems, and frontend applications, enabling seamless, accessible, and high-quality conversational experiences across channels.

What you will do

Design, develop, and maintain backend services using Java, Spring Boot, and microservices architecture.Build and manage REST APIs, applying backend-for-frontend (BFF) patterns where appropriate.Integrate AI platforms such as IBM Watson / watsonx and Microsoft Composer into enterprise-grade solutions.Support IVR and telephony integrations, ensuring reliable conversational flows across voice and digital channels.Implement LLM integration patterns, including prompt engineering, retrieval-augmented generation (RAG), and tool calling.Contribute to agent orchestration and conversational logic across distributed services.Apply observability best practices using OpenTelemetry to monitor and improve system performance.Collaborate closely with frontend teams using React and web component architectures.Embed CI/CD practices, automated testing, and structured release strategies into AI product delivery.

Who you are

Experienced in backend development using Java, Spring Boot, and microservices.Confident in REST API design, API lifecycle management, and integration patterns.Familiar with AI and conversational platforms, including IBM Watson / watsonx and Microsoft Composer.Knowledgeable in IVR and telephony fundamentals within enterprise environments.Comfortable working with LLM-based systems, including RAG pipelines and agent-based architectures.Experienced in engineering practices such as CI/CD, test automation, and release management.Able to collaborate effectively with cross-functional teams, including frontend and AI engineering colleagues.Curious and adaptable, with interest in emerging areas such as real-time audio, multimodal input, and unified memory architectures.

Not a perfect fit?

Concerned you may not meet every requirement? Vodafone is committed to creating an inclusive workplace where everyone can thrive. If you are excited about this role but your experience does not align exactly with every aspect of the job description, you are encouraged to apply. You may be the right candidate for this or another opportunity, and the recruitment team will support you in exploring where your skills fit best.

What’s in it for you

Exposure to large-scale, real-world AI and conversational platforms.Opportunities to work on enterprise-grade microservices within a global organisation.Collaboration with diverse, international teams across technology and transformation domains.A supportive environment that values learning, inclusion, and sustainable growth.

What skills you will learn

Advanced AI integration patterns for conversational and agent-based systems.Observability and monitoring strategies for distributed AI-enabled platforms.Best practices for building scalable backend services supporting voice, chat, and multimodal interfaces.Deeper understanding of telephony, speech technologies, and real-time conversational systems.

VOIS Equal Opportunity Employer Commitment

Vodafone recognises and celebrates the value of diversity in building a workforce that reflects the customers and communities it serves. No form of discrimination is tolerated. This includes, but is not limited to, discrimination based on race, colour, age, veteran status, gender, pregnancy, maternity or parental status, ethnicity, disability, religion or belief, political affiliation, trade union membership, nationality, citizenship, indigenous status, medical condition, HIV status, neurodiversity, social origin, cultural background, marital or civil partnership status, or socio-economic background.

Join Us

At Vodafone, we’re working hard to build a better future. A more connected, inclusive and sustainable world. As a dynamic global community, it's our human spirit, together with technology, that empowers us to achieve this.
We challenge and innovate in order to connect people, businesses, and communities across the world. Delighting our customers and earning their loyalty drive us, and we experiment, learn fast and get it done, together.
With us, you can be truly be yourself and belong, share inspiration, embrace new opportunities, thrive, and make a real difference.

Alert

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Follow us on social media and #StayConnected

LinkedIn: https://www.linkedin.com/company/vois/Facebook: https://www.facebook.com/voisglobalInstagram: https://www.instagram.com/voisglobal/You can also chat with our employees to learn more about our projects: https://lnkd.in/dpkrcvR2