Senior Full Stack Developer

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.

We are seeking an experienced Senior Full Stack Developer to join our Digital Marketing team in Budapest, supporting the German Partner Markets. In this role, you will design, develop, maintain, optimise and enhance customer-facing digital platforms and web applications that directly impact customer journeys, conversion funnels and digital experiences. You will collaborate with cross-functional teams to deliver scalable, secure and high-performing solutions while contributing to continuous digital innovation and optimisation.

• Design and assess technical solutions to support seamless customer journeys and high-quality digital experiences.
• Develop clean, maintainable and efficient code for scalable customer-facing applications and platforms.
• Maintain and support digital applications, delivering fixes and improvements that minimise customer impact and ensure service continuity.
• Apply modern engineering standards and best practices covering performance, accessibility, security and usability.
• Collaborate with Product, Design, QA and CVM teams to deliver exceptional digital experiences and optimise customer journeys.
• Contribute to architecture discussions, digital roadmaps and platform scalability initiatives.
• Support production systems, diagnose complex issues and contribute to operational excellence across digital platforms.

• You have 7+ years of experience in full stack application design and development using open-source technologies.
• You are highly proficient in HTML, CSS, JavaScript, TypeScript, ReactJS and Node.js.
• You possess strong experience with SQL and NoSQL databases.
• You have hands-on expertise with CI/CD pipelines and modern engineering practices.
• You are experienced in API-driven architectures, microservices and cloud-native development approaches.
• You have experience with Unit Testing, UI Testing and End-to-End Testing methodologies.
• You understand backend security principles and API development best practices.
• You have exposure to digital analytics tools such as GA4 or Adobe Analytics, tag management and A/B testing.
• You understand SEO, accessibility standards and web performance optimisation.
• You have experience working in Agile delivery environments.
• You demonstrate strong stakeholder management, collaboration and communication skills.
• You hold a Bachelor's degree or equivalent qualification.

• Opportunity to work on high-impact digital platforms used by customers across multiple Vodafone markets.
• Exposure to modern full stack technologies and customer-facing digital transformation programmes.
• Collaboration with international stakeholders across Product, Design, Marketing and Technology teams.
• Opportunity to influence digital customer journeys, conversion optimisation initiatives and user experience improvements.
• Access to a dynamic environment that encourages innovation, continuous improvement and professional development.

In return we provide you with

• A dynamic environment where innovative ideas are always welcome
• A collaborative community where your professional goals and work are supported by a diverse team
• Access to internal and external trainings via other providers
• A supportive internal coaching and mentoring culture
• Corporate assets including a laptop and mobile phone with One Business Mobile Superior subscription (unlimited voice, text message, and data within the EU)
• Cafeteria package
• Private Medical Services
• Employee Assistance Program to support your wellbeing and mental health
• Life and accident insurance
• You can work remotely overseas for 20 days a year
• 16 weeks fully paid parental leave. This applies to all non-birthing partners who become parents due to birth or adoption
• You and your family members can enjoy several discounts from our partners
• You will be working in a hybrid model, which means 3 days working from home with 2 days office visit per week

#VOIS #BeUnrivalled #CreateTheFuture

• Enterprise-scale digital platform development and optimisation.
• Customer journey and conversion funnel enhancement techniques.
• Advanced digital analytics, experimentation and A/B testing approaches.
• Scalable architecture and modern software engineering best practices.
• Cross-functional collaboration within global Agile delivery environments.
• Performance, accessibility and SEO optimisation for customer-facing applications.