Senior Software Engineer (m/w/d)

Contract type : full-time

Entry : At the earliest possible date

Working anywhere. We work where it is most productive. After a successful application process, we offer you the opportunity to work anywhere in Germany.

At o2 Telefónica, we rely on a flexible hybrid model that includes the benefits of both remote work and on-site work. You will be assigned to the nearest o2 Telefónica location based on where you live.

We will discuss further details with you during the application process.

Who we are

We are o2 Telefónica - with our mobile brands we connect millions of people and offer our customers mobile freedom in the digital world.

As a leading telecommunications provider, we are playing a key role in shaping digitization in Germany. Our approximately 7,400 employees in Germany drive the transformation forward every day - in our own company as well.

o2 Telefónica is one of the top employers in Germany and is part of the global telecommunications group Telefónica S.A. with 110,000 committed employees worldwide.

Become part of our unique team and let's make a difference together!

Developing IT for the communication of tomorrow with Telefónica

We develop the IT systems in various agile teams and thus build the applications that enable the communication of tomorrow.

You will work in a team that takes care of the applications around the central Mass Market (B2C) product catalogue and focus on the role of a Senior Developer.

As part of the RAITT (Radical Architecture IT Transformation) program, we are currently transforming our system stack, working closely with our business units in an agile setup in tribes and teams.

In this exciting time, we are looking for you to join our team.

What to expect

Software Development : Independent and autonomous conception and continuous further development of IT applications in the Product Catalogue area (cloud-native microservice-oriented system landscape).

Technical Consultancy : Technical expert for topics relating to programming, application architecture, agile development process, configuration, design, interfaces, test automation and CI / CD as well as DevOps.

Stakeholder Management : Technical consulting and coordination of concepts with internal and external stakeholders as part of company-wide IT projects.

DevOps : Independent technical management and guidance of suppliers & partners as part of the DevOps processes - Ensuring deliveries in terms of quality and time as part of releases, product increments and sprints.

Quality Management : Ongoing success monitoring and management of external service providers based on KPIs. You will analyze the causes of problems and derive measures to optimize the operation and further development of IT applications and optimize working methods and procedures.

What you bring

• You have a degree from a university or university of applied sciences or a comparable degree, ideally in the field of #computer science .
• You have at least 5 years of professional experience in #software development .
• Experience with applications in the area of #Product Catalogue (e.g., #Hansen Sigma EPC / CPQ / ...), AWS Cloud and general experience with #OOTB software products are an advantage for this position.
• Comprehensive practical programming knowledge in #JavaScript / #Typescript / #NodeJS , as well as #Kubernetes and #MongoDB are among your skills.
• You have very good language skills in #German (at least C1) and #English , both written and spoken.

What we offer

Modern, flexible working environment : Work wherever you want within Germany. Whether in home office or one of our well-equipped offices.

We offer you maximum flexibility to organize your working day.

Training & Development : Everything you need for your individual growth. With a personal development plan, learning journeys and the possibility of job rotations, you will reach your goals with us according to our guiding principle connect, learn and move2grow".

Financial benefits : A smartphone for business and private use, as well as the possibility to provide for partners, friends and family via a credit balance, is a given.

In addition, you benefit from our kindergarten allowance and a variety of corporate benefits.

Health : Our "Feel Good" program keeps your body and mind in balance. Among other things, we offer fitness classes, nutritional counseling, and programs to improve workplace ergonomics and work-life balance.

Social engagement : We are also involved in social projects outside of our day-to-day work. You can support social projects through volunteering days / holidays or charity runs.

How to apply and what else you should know

Convince us with your meaningful curriculum vitae as well as corresponding certificates. You do not need a letter of motivation with us.

Please note that applications are only possible via our applicant portal and applications by e-mail cannot be considered.

Do you have questions about our application process and are you interested in further information about the position? Please reach out to our Recruiting Team (.

In case of same qualification, applicants with severe disability will be preferred. All gender are equally welcome.