TXT Group is an international end-to-end IT provider of software solutions and consulting services, supporting the digital transformation of clients’ core products and processes. With a proprietary software portfolio and deep expertise in vertical domains, TXT Group operates across multiple markets, with a growing presence in the aerospace, aviation, defense, industrial, government, and fintech sectors. The parent company, TXT e-solutions S.p.A., has been listed on the Italian Stock Exchange, STAR Segment (TXT.MI), since July 2000. TXT Group is headquartered in Milan and has subsidiaries in Italy, Germany, the United Kingdom, France, Switzerland, and the United States.
Java Back-End Software Engineer:
We are looking for two Senior Software Engineers, with experience in developing complex Java applications, microservices architectures, handling large volumes of data, and projects in Air Traffic Flow Management (ATFM).
Main Responsibilities
Design and develop Java/Spring Boot services within a microservices architecture.
Manage and integrate REST/SOAP APIs, including XML/XSD/WSDL definitions.
Implement IAM and authentication protocols (OAuth2, OIDC, JWT) using Keycloak.
Configure and manage infrastructure components: Service Registry/Consul, API Gateway.
Optimize PostgreSQL/PostGIS databases and GIS libraries (Geotools).
Integrate Apache Kafka for data streaming.
Orchestrate containers using Docker/Kubernetes.
Oversee CI/CD pipelines, code quality, and build processes (Maven).
Conduct technical analysis, autonomous problem solving, and team mentoring (especially for the Senior position).
Implement advanced algorithms, such as 4D intersections and optimization logic.
Mandatory Requirements
Education: Bachelor’s or Master’s degree in a STEM field.
Experience:
Education:
Bachelor’s or Master’s degree in a STEM field.
Experience:
Mid-level Software Engineer: 3–5 years of experience in complex software development.
Senior Software Engineer: 6+ years of experience in:
Complex software development
Microservices management
Large-scale data processing
Database design methodologies and data loading processes
Core Technical Skills:
Core Tech: Java, Spring/Spring Boot, Maven, microservices architecture, HTTP/REST/SOAP, XML/XSD/WSDL.
Security: IAM, OAuth2, OIDC, JWT, Keycloak.
Data & GIS: PostgreSQL, PostGIS, Geotools.
Streaming & Container: Apache Kafka, Docker, Kubernetes.
Optional Technical Skills
JHipster, GeoServer
Web technologies: Node.js, React, Angular, HTML5, CSS3, JavaScript
Experience in the ATM/ATFM domain
Advanced algorithms and database/data loading optimization
Independent analysis and problem-solving
Behavioral Skills
Autonomy and problem-solving skills
Mentoring ability and teamwork
This position is open to applications regardless of gender, in accordance with Legislative Decree 198/2006. The company promotes equal opportunities and values diversity in all its forms.