Senior Back End Developer

• Develop applications and services as part of an Agile squad, contributing to iterative delivery cycles
• Build and optimize backend interfaces and services exposed to internal and external consumers
• Write clean, reusable, efficient, and well‑documented code
• Design and implement low‑latency, high‑availability, and high‑performance applications
• Integrate multiple data sources, systems, and databases into unified solutions
• Develop user authentication and authorization mechanisms across various systems and environments
• Understand and apply fundamental design principles for scalable and maintainable backend systems
• Collaborate with cross‑functional colleagues to ensure smooth operation of integrated services
• Monitor, troubleshoot, and resolve production issues
• Actively support interoperability between applications and platforms
• Own the technical deliverables agreed within the squad during planning sessions
• Mentor junior members, promoting continuous learning and technical excellence
• Contribute to ongoing improvements of processes, standards, and technical practices within the squad

• At least 4 years of experience in software development (Java / JEE)
• Strong experience designing and implementing multi‑layer applications using Spring MVC and Spring Boot
• Experience working with RESTful APIs and SOAP services
• Good understanding of application servers such as Weblogic, JBoss, Tomcat
• Hands‑on experience with JEE technologies (CDI, EJB, JPA, JMS, JTA, JSP, JSF, JAX‑WS, JAX‑RS)
• Knowledge of security standards such as OAuth and OIDC
• Experience with relational databases (MariaDB, MySQL, PostgreSQL) and NoSQL databases (MongoDB, Redis)
• Experience working in an Agile environment (Scrum, SAFe) with tools like JIRA and Confluence
• Strong communication and collaboration skills
• Good time management and ability to handle deadlines effectively
• Team spirit and willingness to support others
• Bachelor’s degree in a technical field (mandatory)

Technical certifications (optional but appreciated)

• Hybrid working regime 2 days from the office, 3 days remote
• Special discounts for Vodafone employees, Friends & Family offers
• Demo telephone subscription - unlimited (voice and data)
• Voucher for the purchase of a mobile phone
• Medical subscription to a top private clinic & other medical benefits
• Insurance for hospitalization and surgical interventions
• Life insurance
• Meal tickets
• Bookster subscription
• Participation in development programs and challenging projects in the leadership area
• Access to internal Wellbeing & Recognition events
• Extra vacation days (for seniority, special events, volunteering)
• You will benefit from specializations in your field of activity, through programs based on modern training methods and systems