Java Back-End Software Engineer
Pubblicato il 01-08-2026 - TXT GROUP in Italia
We are looking for a Software Engineer with experience in developing complex Java applications, microservices architectures, large-scale data management, and projects in the Air Traffic Flow Management (ATFM) domain.
Key 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 solutions and authentication protocols (OAuth2, OIDC, JWT) using Keycloak.
Configure and manage infrastructure components such as Service Registry/Consul and API Gateway.
Optimize PostgreSQL/PostGIS databases and work with GIS libraries (GeoTools).
Integrate Apache Kafka for data streaming.
Orchestrate containers using Docker and Kubernetes.
Oversee CI/CD pipelines, code quality, and build processes (Maven).
Perform technical analysis, independently solve complex issues, and provide team mentoring (especially for the Senior role).
Implement advanced algorithms, such as 4D intersection calculations and optimization logic.
Education
Bachelor's or Master's degree in a STEM field.
Experience
Middle Software Engineer: 3–5 years of experience in complex software development.
Core Technologies
Java
Spring / Spring Boot
Maven
Microservices architecture
/ REST / SOAP
XML / XSD / WSDL
Security
IAM
OAuth2
OIDC
JWT
Keycloak
Data & GIS
PostgreSQL
PostGIS
GeoTools
Streaming & Containers
Apache Kafka
Docker
Kubernetes
Preferred 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
Strong analytical and independent problem-solving skills
Soft Skills
Autonomy and problem-solving mindset
Mentoring capabilities and teamwork skills
What We Offer
Career opportunities within a rapidly growing and evolving company, with a young and international environment.
Continuous and structured training programs, both cross-functional and specialized, tailored