Middle Software Engineer

Xebia is a global AI-first, digital transformation, and engineering partner. With over 25 years of experience and a team of 5,000 professionals across 16 countries, we help organizations design and build scalable products, platforms, and data-driven solutions. 

We specialize in Artificial Intelligence, Data and Cloud, Intelligent Automation, and Digital Products, combining deep technical expertise with a strong focus on engineering excellence and a people-first culture.  

In the CEE region, we’re a team of nearly 1,000 experts delivering modern applications, data platforms, and AI solutions for clients such as McLaren, Aviva, Deloitte, Spotify, Disney, ING, UPS, Tesco, Truecaller, AllSaints, Volotea, Schmitz Cargobull, Allegro, InPost, and many, many more. We work with leading technologies including AWS, Azure, GCP, Databricks, and Snowflake, and combine strong engineering culture with a consulting mindset and a continuous focus on growth and knowledge sharing. 

We are looking for Mid Software Developers to join a project delivered for our international client operating in the digital payments and financial technology sector. The client develops modern payment platforms supporting business-critical financial services, with a strong focus on scalability, reliability, and continuous product evolution.

This role is a great opportunity to work on enterprise-grade software solutions within a collaborative Agile environment. You will contribute to the design, development, testing, and continuous improvement of a modern platform while working across backend services, APIs, and selected frontend components. The project combines software engineering, cloud technologies, DevOps practices, and modern development methodologies to deliver high-quality solutions that support business growth.

You will work closely with software engineers, architects, QA specialists, Product Owners, and other cross-functional teams to deliver robust, maintainable, and scalable applications while contributing to the technical evolution of the platform.

• actively contribute to the design, implementation, testing, and continuous improvement of the platform,
• develop new features and platform enhancements following established engineering standards and best practices,
• take technical ownership of assigned features and drive them through to successful delivery,
• build and maintain backend services, RESTful APIs, and microservice-based solutions,
• contribute to frontend development where required using HTML, CSS, and JavaScript,
• ensure software quality through test-driven development, behavior-driven development, and automated testing practices,
• support troubleshooting, debugging, and effective resolution of technical issues,
• contribute to platform maintainability through documentation, knowledge sharing, and continuous reduction of technical complexity,
• collaborate closely with architects, QA engineers, Product Owners, and fellow developers to deliver high-quality software,
• contribute to the technical excellence and long-term evolution of the platform,
• support and mentor less experienced team members through knowledge sharing and technical guidance,
• work collaboratively within cross-functional teams while developing a broad, "T-shaped" engineering skill set,
• ensure agreed development processes, quality standards, and delivery timelines are consistently achieved,

• commercial experience in software development using Java 17 or newer,
• strong knowledge of Spring Boot, Hibernate, and enterprise Java development,
• experience building microservices and RESTful APIs,
• solid understanding of object-oriented analysis and design principles,
• practical experience with SQL and relational databases,
• experience working with Agile software development methodologies,
• understanding of DevOps culture and modern software delivery practices,
• practical experience with HTML, CSS, and JavaScript,
• experience with Git and modern development tools such as Maven, Jenkins, Tomcat, or Apache,
• familiarity with clean coding practices, SOLID principles, and software design patterns,
• experience writing automated tests using JUnit, WebDriver, Cucumber, or similar frameworks,
• familiarity with XML and JSON data formats,
• understanding of system architecture and enterprise application design,
• experience working with Unix/Linux environments and shell scripting,
• experience working with large-scale databases,
• strong analytical and problem-solving skills,
• excellent written and verbal communication skills,
• ability to make sound technical decisions and evaluate alternative solutions,
• team-oriented mindset with a willingness to support colleagues and contribute to shared goals,
• proactive attitude with the ability to work independently and take ownership of assigned tasks,
• strong organizational skills with the ability to effectively plan, prioritize, and track work,

• Practical experience using AI-powered assistants (e.g. Claude Code, GitHub Copilot, Cursor) to improve productivity, quality, or decision-making in software delivery.

• Work from the European Union region and a work permit are required.

• experience working with AWS cloud services,
• familiarity with CI/CD pipeline implementation and automation,
• experience contributing to enterprise-scale platform modernization initiatives,
• practical experience using AI-powered assistants (e.g. GitHub Copilot, Claude Code, Cursor) to improve productivity, quality, or decision-making in software delivery,

• Experience applying GenAI in a more structured way within the SDLC, including defined workflows, prompt patterns, or tool integrations embedded into daily work.

• Interest in and familiarity with emerging AI-driven practices (e.g. agent-based workflows, automation patterns, AI-augmented development), with a willingness to explore and experiment beyond standard approaches.

CV review – HR call – Interview – Client Interview – Decision