Logo United Internet AG

Senior Software Developer C# .NET

Job

  • Level
    Senior
  • Location
    Krefeld
  • Working Model
    Hybrid, Onsite
  • Job Field
    Back End
  • Employment Type
    Full Time
  • Contract Type
    Permanent employment

Job Summary

In this role, you actively develop and enhance internal CRM and workflow management systems, create and optimize backend solutions, participate in software architecture decisions, and conduct code reviews.

Job Technologies

Your role in the team

  • Our well-established team is looking for reinforcement at the locations Frankfurt am Main or Krefeld. Look forward to interesting tasks in a dynamic work environment.
  • Active further development of our internal CRM and workflow management systems.
  • Participation in the development, improvement, and expansion of backend systems.
  • Participation in all phases of the software development lifecycle, including architectural decisions.
  • Identification and implementation of improvement opportunities regarding quality, performance, and maintainability.
  • Conducting code reviews to ensure software quality.

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Our expectations of you

Education

  • Completed degree in Computer Science or a comparable qualification.

Qualifications

  • Solid knowledge of C#, SQL, and relevant technologies such as RESTful and SOAP Webservices.
  • Knowledge of ASP.NET MVC, JavaScript, Bootstrap, and CSS would be advantageous.
  • An effective way of working with a high quality standard for work results.
  • Excellent German and English language skills, both written and spoken.

Experience

  • Several years of professional experience in software development.
  • Proficient handling of large data sets and experience in performance optimization.

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What we offer

  • As an employer, United Internet offers interesting job opportunities with exciting projects, individual training opportunities, and good prospects.
  • Our collaboration is characterized by flat hierarchies and short decision-making paths.
  • A positive error culture and open feedback are in demand!
  • To support sustainable and flexible mobility, we provide our employees with attractive benefits packages.
  • This way, you can lease your individual dream bike at favorable conditions through JobRad.
  • This offer is additionally subsidized financially by us.
  • Or you can use public transportation and benefit from a subsidy for the Deutschlandticket.
  • We celebrate successes as a team: At United Internet, there are legendary celebrations.
  • And our versatile workshops and team events foster a special sense of cohesion.
  • Many of our positions allow for remote work from home and flexible working hours.
  • Our employees benefit from attractive pension schemes.
  • This includes, among other things, modern options for financial security that support wealth accumulation.
  • Our health and sports offerings, for example, around topics such as ergonomics, exercise, and nutrition, complete the portfolio.
  • The goal is to provide a work environment where all colleagues can not only develop professionally but also be well prepared for their private future.
  • Our employees benefit from a variety of discounts on products and services offered by our group, such as discounted DSL and mobile contracts.
  • In addition, we offer exclusive price advantages for selected leisure and partner offers.
  • Strengths are individual - and that's a good thing!
  • Our extensive range of development programs offers great opportunities for personal and professional growth.
  • From e-learning courses, training sessions, conferences, or mentoring - we learn from, for, and with each other to grow together.
  • To provide our employees with a productive and pleasant working environment, we rely on state-of-the-art technology.
  • This includes powerful hardware, ergonomic accessories, and the latest software tools for efficient collaboration.

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Benefits

Work-Life-Integration

Health, Fitness & Fun

Food & Drink

Topics You Will Work On

Job Locations

  • Location Krefeld

    Nordrhein-Westfalen

    Germany

About Your Employer

United Internet AG

United Internet AG

As the leading provider of communication solutions in Germany, we offer our users a safe and reliable way to communicate with our strong brands: 1&1, GMX, WEB.DE, and mail.comโ€”despite handling 500 million incoming emails every day!

Description

  • Company Type
    Established Company
  • Working Model
    Full Remote, Hybrid, Onsite
  • Industry
    Internet, IT, Telecommunication

Employer reviews

by devworkplaces.com

Total

(1 Review)
3.4
  • Engineering

    3.3
  • Workingconditions

    3.8
  • Career Growth

    3.2
  • Culture

    3.2
Show all reviews
Logo United Internet AG

Senior Software Developer C# .NET

Location
Krefeld
Working Model
Hybrid, Onsite
Diversity
Open for all genders

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