Specialist Software Engineer (m/f/d)

T‑Systems is part of the Deutsche Telekom Group, with around 30.000 employees worldwide. We create technology with purpose to generate a positive impact on society. We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers’ experience. We trust people: we offer autonomy, continuous support, and a collaborative environment where you can grow without limits. We are one global team, guided by respect, integrity, and a passion for doing better every day. Project Description: The digital society wouldn’t be possible without us. Our employees provide our customers with the best network, with a reliable and secure infrastructure. The basis for tomorrow's innovations. We have the best prospects for the digital future. For you right from the start. The company Deutsche Telekom Technik GmbH is a 100 percent subsidiary of Telekom Deutschland GmbH and provides the nationwide technical infrastructure of the group. Around 19,000 employees at DT Technik plan, design, build and operate the facilities and systems of the technical infrastructure nationwide on behalf of Telekom Deutschland GmbH. The company implements network projects, operates the network technology and, if necessary, takes over the maintenance of the technical infrastructure. The Tribe Voice & Messaging is responsible for the design, development, planning, validation and operation of all voice and messaging platforms in DT Technik's fixed and mobile network over their entire lifecycle. We provide innovative, reliable state-of-the-art services to our cellular- and landline-based customers. The scope of a current program is to bring voice & messaging applications into the cloud. We’ll change the today’s model of separated fixed and mobile systems and merge them. That’s why we want you on our team. Activity description and concrete tasks: Extensive experience with both traditional and agile collaboration models. Extensive experience in managing strategically oriented projects. Strong expertise in software architecture, system design, and agile development methodologies. Strong knowledge of relevant programming languages, particularly Java. Practical experience using development, change management, and configuration management tools. Intercultural experience working on offshore projects. Experience with agile methodologies. Skill requirements: Outstanding knowledge in Java. Understanding of telecommunication protocols: SIP, Diameter, LDAP. Automation and CI/CD: Gitlab CI, AWX, Terraform. Programming languages: Python, Bash, YAML/JSON. Knowledge of cloud-native technologies (Containers, Kubernetes, Helm.) What do we offer you? Work environment & flexibility International, dynamic and collaborative environment. T-Social: social initiatives (sports, community, health, ...). Hybrid work model (remote/on-site). Flexible working hours. Growth & development Customized training: access to Coursera to learn whatever you want, whenever you want. Weekly language classes (English, Spanish & German). International Mentoring Sessions & Experience Days. Compensation & benefits Flexible compensation plan (health insurance, meal vouchers, childcare, transport). Telemedicine. Life and accident insurance. Social fund. Wellbeing & time off 26+ working days of vacation per year. Free access to specialist services (medical, legal, wellness). 100% salary coverage during medical leave. And many more advantages of being part of T-Systems! If you are looking for a new challenge, do not hesitate to send us your CV! Please send CV in English . Join our team! T-Systems Iberia will only process the CVs of candidates who meet the requirements specified for each offer.