Senior Software Architect - Java & Cloud-Native Leader

T-Systems; Sevilla; On-site; EUR 70,000 - 95,000; Full time

Job summary

T-Systems is seeking a Senior Software Architect to lead the definition of robust, secure, and scalable architectures for complex business projects. The role focuses on Java ecosystems, cloud-native microservices, and strong technical leadership across teams and with clients.

You will drive architectural decisions, design high-level and low-level designs, and guide DevOps collaboration for CI/CD and containerization on Kubernetes platforms. A proactive, innovative mindset is essential.

Qualifications

• Minimum 8 years of experience in software development within the Java ecosystem
• Experience with Spring Boot and Spring Framework
• Experience with JPA/Hibernate and REST APIs
• Experience with microservice architectures and cloud environments

Responsibilities

• Define and design architectures based on the Java ecosystem (Spring Boot, Spring Framework, JPA/Hibernate, REST APIs) in private and public cloud environments
• Design solutions oriented to microservices, distributed, event-driven and cloud-native architectures
• Evaluate and incorporate new technological trends (AI, automation, observability, platform engineering) when they provide competitive advantages
• Act as a technological reference for the customer, participating in technical workshops, defining a technological roadmap and making strategic decisions

Skills

Java ecosystem

Spring Boot

Spring Framework

JPA/Hibernate

REST APIs

Microservices

Cloud environments

Docker

Kubernetes

CI/CD

Security (OAuth2, JWT, Keycloak)

Architecture patterns (DDD, Clean, Hex

Agile / teamwork

Technical leadership

Education

Senior Technician, Degree or Engineering in Computer Science, Telecommunications or similar field

Tools

Docker

Kubernetes

Job description

T-Systems is seeking a Senior Software Architect to lead the definition of robust, secure, and scalable architectures for complex business projects. The role focuses on Java ecosystems, cloud-native microservices, and strong technical leadership across teams and with clients.

You will drive architectural decisions, design high-level and low-level designs, and guide DevOps collaboration for CI/CD and containerization on Kubernetes platforms. A proactive, innovative mindset is essential.