Senior Java Developer (Senior Software Engineer)

Sopra Steria is one of the largest players in the tech industry in Europe, known for its consulting, digital services and software development. The Polish branch, as the Global Delivery Center, operates in Katowice since 2007 with around 1,000 specialists. Teams specialize in cloud, operating systems, virtualization, databases, backup, storage, networking, security, software development, data engineering, testing, CRM, ITSM, ERP integrations, and application management for customers across Europe.

• 5+ years of commercial experience in a senior or senior-ready role
• Strong experience with Java 8–21
• Knowledge of Spring 5.2 and Springboot 2.3
• Proficiency with Git and GitHub
• Analytical and problem-solving mindset
• Strong communication skills for collaboration
• Proactive and detail-oriented
• Ability to document processes and share knowledge effectively
• English and Polish at B2 level or higher
• Willingness for occasional business trips abroad and regular office visits in Katowice

Nice to have:

• Proficiency in French
• Hands-on knowledge of Neo4j 4.4 – 5.X or another graph database
• Knowledge of ElasticSearch 7.17–8.X
• Experience with Cloud Code and GitHub Copilot

• Design, implement, and deliver high-quality software solutions
• Translate business and technical requirements into clean, efficient code
• Develop, test, and maintain application modules and services
• Apply clean code standards and performance optimization best practices
• Participate in code reviews, unit, and integration testing
• Collaborate closely with technical leaders, clients, and cross-functional teams
• Contribute to problem-solving and technical discussions

The position is available only to candidates with EU citizenship, located in Poland, and willing to commute to the office in Katowice, Poland.