Hornetsecurity GmbH

C# .NET Core Developer – Germany

•
Germany
•
4 months ago
Estimated salary
€4,930 – €7,733per month

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Description

The Hornetsecurity Group is the leading cloud security provider in Europe. They are looking for a highly motivated C# .NET Core Developer to join their international team. The role involves creating the core of their malware protection solution, building backend systems for their flagship product, designing and scaling REST-based APIs and background services, and writing clean, well-documented code with integration tests. The developer will work primarily with .NET Core and have a direct impact on end-user security.

Requirements

  • 3-4 years of experience in software development
  • Strong background in C#/.NET Core development
  • Expert knowledge in background data processing using message brokers and task queues
  • Strong communication skills
  • Fluent in English

Languages

English
C2 · Fluent
A1A2B1B2C1C2

Experience Level

InternEntry LevelMid-levelSeniorLeadExecutive

Benefits

Be part of a growing global company in one of the most dynamic industries — cybersecurity
Short decision paths and flat hierarchies in an open working atmosphere
Personal and professional development opportunities
Home-office option and flexible, trust-based working time
Be-Active Bonus — allowance for membership in fitness and sports clubs
Whether by car, public transport, or bike – we make your commute easier with free parking (Hannover), a discounted Jobticket, or bike leasing
Employer contribution to the company pension plan
Unlimited contracts — we’re looking for hornets to grow long-term with us
Temporary Employee Exchange Program – opportunity to work at our global office locations (e.g. Malta, Madrid, Montréal, Washington D.C.)
Referral Bonus: €1,500 for every successful candidate referral
Team events like laser tag, an escape room, or a get-together at our own legendary beer truck in Hanover

💰 Net Salary Calculator

Tax class 1, no church tax
Gross Salary
€75,972/year
€6,331/month
Total Deductions
€30,090
40% effective rate
Net Salary (Take Home)
€3,823/mo
€45,882/year

Deduction Breakdown

🏛️ Income Tax€14,261
🏦 Pension Insurance€7,065
🏥 Health Insurance€6,103
🫶 Care Insurance€1,674
📋 Unemployment Insurance€987

Eligible for the EU Blue Card

A salary of €75,978 meets the EU Blue Card minimum of €45,300 (2026).

The EU Blue Card is a residence permit for highly qualified non-EU workers. It offers a fast track to permanent residency and allows family reunification.

Processing
4-12 weeks
Visa fee
€100
Requirements
University degree + Job offer

Also eligible: EU Blue Card (Shortage Occupation) (€41,042+)

Documents needed

Valid passport
Recognised university degree
Employment contract or binding job offer
Proof of salary meeting threshold
Health insurance coverage
Biometric passport photo
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A leading global provider of next-generation cloud-based security, compliance, backup, and security awareness solutions, now a Proofpoint company. Hornetsecurity's flagship product, 365 Total Protection, is the most comprehensive cloud security suite for Microsoft 365, serving 125,000+ customers across 120+ countries through 12,000+ MSP and channel partners. The company processes 72 billion emails annually and operates 11 redundant secured data centers worldwide.

€per month
€2kthis job posts €5k – €8k€20k

Your situation in Germany

The default for anyone single, divorced or widowed.

Only changes the church tax rate — 8% in Bavaria and Baden-Württemberg, 9% everywhere else.

Childless employees over 23 pay a higher Pflegeversicherung (care insurance) rate.