Jobs at Deutsche Telekom IT Solutions Slovakia

Leads country-level security governance by implementing security requirements, defining guidelines, managing security processes, and overseeing risk maps, audits, incidents, critical assets, crisis management, and certifications. The role coordinates with legal entities, authorities, stakeholders, and superior security functions while developing tactical security programs and ensuring process effectiveness, quality, and compliance.

Lead the design, development, stabilization, and operation of Java and Spring Boot backend services. Own microservices, REST APIs, PostgreSQL data solutions, integrations, performance optimization, testing, observability, security, and reliability. Translate complex requirements into scalable technical solutions, guide architectural decisions, collaborate with customers and stakeholders, review code, mentor engineers, and support rollout and continuous improvement activities.

Lead the architecture, development, optimization, and maintenance of React and Bryntum frontend applications. Own integrations with REST APIs and WebSockets, establish frontend standards, improve accessibility and performance, and expand automated testing. Mentor developers, conduct code reviews, guide technical decisions, and contribute to Micro Frontend architecture. Collaborate with backend teams, customers, stakeholders, and agile delivery teams while stabilizing production solutions and supporting rollouts.

Leads and coordinates a team of up to 20 employees, providing disciplinary leadership, coaching, development, performance and utilization monitoring, budget oversight, stakeholder communication, and employee motivation. The role serves as a main contact for German customers and counterparts, manages team goals and deadlines, handles conflicts and negotiations, and ensures compliance with Slovak labor legislation. Office work in Košice is preferred at least 25% of the time.

Analyze and structure business requirements, translate needs into user stories, refine requirements with Business and IT, develop functional concepts, support solution design, coordinate implementation, and collaborate with engineers and quality experts in an agile delivery environment. The role also supports continuous improvement, stabilization, and rollout of the Charisma solution.

Develop and improve React and TypeScript frontend applications supporting complex operational processes. Build Bryntum-based interfaces, integrate REST APIs and WebSockets, manage state, and optimize usability, accessibility, performance, and maintainability. Create automated tests with React Testing Library, Cypress, and Playwright, contribute to micro frontend architecture, and work with Git, Docker, CI/CD, and agile teams. Participate in code reviews, production stabilization, and rollout activities.

Develop and improve Java and Spring Boot backend services, microservices, and REST APIs for the Charisma solution. Design data models, optimize PostgreSQL queries, implement integrations, and apply modern architecture principles. Build automated, performance, and load tests while supporting Docker, Kubernetes, CI/CD, observability, monitoring, and troubleshooting. Collaborate with frontend, quality, and business teams in an agile environment to deliver scalable, reliable software and support solution rollouts.

Provides senior SAP consulting across HCM, SuccessFactors, FI/CO, and Logistics modules. Configures, implements, customizes, tests, documents, and supports SAP solutions; translates client requirements into functional and technical designs; troubleshoots issues; presents solutions; and supports projects and rollouts. May lead projects, collaborate with ABAP developers, write or review ABAP reports, manage master data considerations, and mentor junior colleagues. German and English at B2 level are required for most modules, with travel expected.

Design and refine SIEM detection use cases and rules, collaborate with SOC for validation, analyze log data and attacks, create dashboards/reports, and contribute to knowledge sharing and process development.

Design, implement and optimize Microsoft 365 collaboration and modern workplace solutions (Exchange Online, Teams, SharePoint, OneDrive, Intune, AVD). Deliver identity, security and governance (Entra ID, Conditional Access, MFA, Zero Trust), migrate on‑prem Active Directory, and consult on information architecture, device management and user adoption. Support Azure landing zones and cloud transformation as needed, lead technical workshops and collaborate with customers and internal teams. German and English (B2) required.

Design, implement, operate and troubleshoot Azure local/on-premises and hybrid cloud solutions. Provide 2nd/3rd level support, handle incidents/changes/problems, optimize performance and security, collaborate with customers and vendors, automate and document deployments, and support onboarding and trainings for Azure technologies.

Design and deliver end-to-end software solutions and architectures, lead and coach development teams, analyze customer requirements, produce documentation and PoCs, design integrations and test infrastructure, ensure compliance with standards, and participate in deployments and lessons learned.

Design and implement a SUSE/KVM virtualization platform optimized and certified for SAP workloads. Standardize IaC with Terraform and Ansible, build reusable automation modules, integrate automation with CI/CD and ServiceNow, maintain architecture documentation, and provide lightweight project and stakeholder management.

Design, develop, and maintain enterprise reports and dashboards using SAP BusinessObjects Web Intelligence and Power BI. Analyze business requirements, define semantic-layer data models, validate data quality, perform testing, and support deployments and user acceptance across international stakeholders.

Develop applications, mentor junior developers, analyze customer requirements, and implement solutions using various programming languages and frameworks in an agile environment.

Develop and maintain applications using Java, ASP.Net, and C#. Collaborate in an agile environment, mentor juniors, and design application architecture.

Develop and maintain applications using Java Spring Boot, analyze requirements, and contribute to application modernization within an agile Scrum team. Responsibilities include developing, testing, deploying, and documenting applications, while mentoring junior developers.

The Senior Software Solution Designer will analyze business requirements, design software solutions, and collaborate with international teams to enhance Deutsche Telekom's Fiber network services.

The Senior Data Engineer develops and maintains data architectures, collaborates with data teams, and ensures data governance while migrating systems to GCP.

Develop and enhance the VIS-Tool application, focusing on automating order requests and integrating with internal systems in an agile environment.