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Deutsche TelekomDT

Senior Backend Developer (Senior Application Developer) with German Language

Deutsche Telekom AG is a German telecommunications company, one of the world's leading integrated telecommunications providers, offering fixed-network/broadband, mobile communications, Internet, and IPTV products and services.

Deutsche Telekom

Employee count: 5000+

Salary: 37k-37k EUR

Slovakia only

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Purpose

Senior Application Developer responsible for high quality end to end service operation based on application level.

Project description

Software Engineer (Agile) for the internal Telekom application IPLS-ROT (International Production Line Service – Roll Out Tool).
The role focuses on the continuous development and enhancement of an existing, highly integrated OSS system used for technical provisioning of VPN customer connections in an international telecom environment.

IPLS-ROT translates commercial orders from BSS systems into technical components and workflows, orchestrates provisioning activities across multiple downstream systems, manages resources and inventories, and processes order feedback. The application operates within a complex system landscape with numerous interfaces and dependencies.

WHAT WILL YOU DO?

  • Continuous development and enhancement of the IPLS-ROT application
  • Implementation of changes across multiple small but diverse functional topics
  • Backend development within an existing system architecture
  • Solution design at component and feature level
  • Technical consulting and advisory support for business stakeholders
  • Collaboration with cross-functional teams in an agile environment
  • Contribution to documentation and system understanding

Minimum Requirements

  • Strong software engineering experience in complex enterprise systems
  • Hands-on development experience with:
  • Java
  • Perl
  • PHP
  • SQL
  • Apache Tomcat
  • Experience working in agile development environments
  • Solid understanding of OSS/BSS-integrated system landscapes
  • Ability to analyze, design, and implement solutions within existing architectures
  • German language skills (required)

Nice to Have

  • Experience in telecom or network-related systems (OSS, provisioning, workflows)
  • Exposure to project management methods
  • Business-facing experience or consulting mindset
  • Familiarity with systems involving:
  • High number of interfaces
  • Workflow-driven processes
  • Inventory and resource management

YOU WILL SUCCEED IF YOU:

  • have Secondary education
  • have IT experience -5 years
  • have knowledge of HW/SW overview - Expert
  • have Core platform knowledge - Intermediate
  • have knowledge of Financial literacy in respective business area
  • are communicative, team player and have analytical thinking, presentation, training and mentoring and negotiation skills
  • have experiences with Project management
  • speak English – Upper intermediate (B2)
  • speak German advantage – Upper intermediate (B2)
  • have Technical overview in OS, Network, Storage, Back up, Databases, Middleware, Scripting
  • have ITIL knowledge

Possible specialization

  • Participation on on-call duties , independent solving and troubleshooting of incidents and errors within defined expertise .

WHY SHOULD YOU CHOOSE US?

We believe in balance between work and personal life. An attractive and extensive work-life balance portfolio guarantees lasting motivation for employees and thus a better quality of life, promotes physical and mental well-being and contributes to a positive work environment. All this with the aim of providing more freedom in reconciling work, career growth, private life and individual lifestyle. Therefore we offer to our employees over 25 different benefits to improve their personal and professional life in these areas:

  • Financial benefits
  • Benefits with focus on learning and development
  • Benefits with focus on health and sport
  • Benefits with focus on family and work – life balance
  • Other benefits

For more information about our benefits click to Benefits

Salary

Final salary is negotiable.

We are offering base salary depending on seniority level and previous experience of candidate. In addition to base salary we provide variable part and other financial benefits. Base salary will not be lower than 3100€ /brutto.

Additional information

* Please be informed that our remote working possibility is only available within Slovakia due to European taxation regulation.

Our brand Deutsche Telekom IT Solutions Slovakia entered the life of Košice region in 2006 under the name of T-Systems Slovakia and ever since has been inextricably linked with the region when became one of the founding members of Košice IT Valley. We have managed to grow from scratch to the second largest employer in the eastern part of the country with more than 3900 employees. Our goal is to proactively find new ways to improve and continuously transform into the type of company providing innovative information and communication technology services.

About the job

Apply before

Posted on

Job type

Full Time

Experience level

Senior

Salary

Salary: 37k-37k EUR

Experience

5 years minimum

Location requirements

Hiring timezones

Slovakia +/- 0 hours

About Deutsche Telekom

Learn more about Deutsche Telekom and their company culture.

View company profile

Deutsche Telekom AG's journey began in 1995, born from the privatization of Germany's state-owned telecommunications monopoly, Deutsche Bundespost. This monumental shift marked Germany's entry into a liberalized telecommunications market. In its early years, the company focused on modernizing the existing infrastructure and expanding its service offerings beyond traditional fixed-line telephony. The 1990s were a period of rapid technological advancement and increasing competition, particularly with the rise of mobile communications and the internet. Deutsche Telekom navigated this dynamic landscape, making strategic moves to establish itself as a major player. A significant early step was its public listing in 1996, with shares traded on both the Frankfurt and New York stock exchanges, signaling its global ambitions.

The new millennium saw Deutsche Telekom embark on a path of international expansion and diversification. A key milestone was the acquisition of VoiceStream Wireless in the United States in 2000, which eventually became the cornerstone of T-Mobile US, a major force in the American wireless market. This move, though bold and initially challenging, proved to be a critical driver of future growth. Throughout the 2000s and 2010s, Deutsche Telekom continued to invest heavily in new technologies, including broadband internet, IPTV, and the expansion of its mobile networks, including 3G, 4G, and now 5G. The company also consolidated its brand, with T-Mobile becoming its prominent international mobile communications arm. Under the leadership of CEOs like Ron Sommer, Kai-Uwe Ricke, René Obermann, and currently Timotheus Höttges (since 2014), Deutsche Telekom has transformed from a traditional telephone company into an integrated telecommunications giant, offering a wide array of digital services, cloud solutions, and ICT for business customers. Today, Deutsche Telekom stands as one of the world's leading telecommunications providers, with a significant presence in Europe and North America, constantly evolving to meet the demands of an increasingly connected and digital world.

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Deutsche Telekom

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