Taxfix SE

Security & Platform Engineer

••
2 months ago
Estimated salary
€4,625 – €7,122per month

Auto-estimated from similar roles, location, experience & market data. Actual pay may vary.

Be the first to apply today

Description

Taxfix is a fintech company that helps millions of people file their taxes with confidence through an intuitive app. The company operates across Germany, Spain, and the UK, with over 400 professionals. As a Security & Platform Engineer in the Corporate IT team, you will work at the intersection of IT, network security, and internal platform infrastructure. You will design frameworks, harden platforms, and ensure compliance with security standards and the EU AI Act. This is a builder role focused on enabling secure and compliant agentic infrastructure.

Requirements

  • Solid background in security engineering with hands-on experience in penetration testing, threat modelling, or red teaming
  • Familiarity with AI and machine learning-specific attack surfaces, including prompt injection, data poisoning, model inversion, and indirect injection via documents or APIs
  • Practical experience designing and enforcing least-privilege architectures and identity and access management
  • Understanding of GDPR and DSGVO in practice, including building or auditing data classification and retention frameworks
  • Comfortable at the platform layer: CI/CD pipelines, secrets management, sandbox environments, and scripting and automation
  • Network security fundamentals to have credible conversations with third-party providers
  • Clear communication and rigorous documentation skills
  • Collaborative partner to engineers and builders, not a blocker

Experience Level

InternEntry LevelMid-levelSeniorLeadExecutive

Benefits

Meaningful, people-centric work with an international team
Free mental health coaching sessions and yoga
Monthly allowance for a range of services, flexible and rollover
Employee stock options for all employees
30 annual vacation days and flexible working hours
Generous learning budget and guidance from internal L&D experts
Work from abroad for up to six weeks every year
Team social events and internal meetups
Free tax declaration filing through the Taxfix app and internal support for tax questions
Dog-friendly office

💰 Net Salary Calculator

Tax class 1, no church tax
Gross Salary
€70,476/year
€5,873/month
Total Deductions
€27,627
39% effective rate
Net Salary (Take Home)
€3,570/mo
€42,849/year

Deduction Breakdown

🏛️ Income Tax€12,380
🏦 Pension Insurance€6,554
🏥 Health Insurance€6,103
🫶 Care Insurance€1,674
📋 Unemployment Insurance€916

🏠 Cost of Living in Berlin

Monthly Essentials

Rent (1BR)
€1231
Groceries
€280
Transport
€75
Utilities
€220
Internet
€40

Lifestyle & Entertainment

Eating Out
€13
Gym/Month
€45
Coffee
€4
Beer (0.5L)
€4
Cinema
€12
Monthly Net Salary:€3,570
Comfortable Living:€1,897
Monthly Savings:€1,673 (47%)
💰

Strong savings potential: You could save €1,673 monthly, which is €20,076 per year.

💡 These estimates are based on average costs in Berlin. Actual expenses vary based on lifestyle, neighborhood, and personal choices. "Comfortable living" includes rent, utilities, groceries, transport, and reasonable dining/entertainment.

Eligible for the EU Blue Card

A salary of €70,482 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
Explore visa & relocation guides

📍 Life in Berlin

👥
Population
3.6M
⭐
Quality of Life
8.0
🇬🇧
English Friendly
9.0
💻
Tech Scene
9.0
🌍
International
10.0
🚇
Public Transport
9.0
🚴
Bikeability
9.0
🌬️
Air Quality
6.0
🌳
Green Spaces
7.0
🚗
Car Free
8.0
ℹ️

About Berlin

  • •Creative and tech hub
  • •Diverse neighborhoods
  • •Excellent public transport
🌤️

Climate

  • •Continental climate
  • •Cold winters
  • •Mild summers
  • •Four distinct seasons
❄️Jan: 0°C☀️Jul: 19°C📅Avg: 10°C
☀️1625 sunshine hours/year
🛡️

Safety

  • •Generally safe
  • •Higher petty crime than Munich
  • •Some areas less safe at night
Overall:7.0
🏥

Healthcare

  • •Good hospital network
  • •Charité is world-renowned
  • •Wait times can vary
Quality: 9.0Access: 8.0
🎭

Culture

  • •World-class museums
  • •Vibrant art scene
  • •Rich history
10.0
🎉

Nightlife

  • •Famous club scene
  • •Diverse nightlife
  • •24/7 culture
10.0
🏞️

Recreation

  • •Many parks
  • •Lakes
  • •Tiergarten
  • •Active outdoor scene
8.0
💰

Cost of Living

  • •More affordable than Munich
  • •Prices rising rapidly
  • •Still cheaper than many European capitals
🏠 Rent (1BR center):€1231
⚡ Utilities:€220
🛒 Groceries:€280
🍽️ Dining out:€16

Engagement

Views
0today
7 days0
all-time1
Applies
0today
7 days0
all-time0

Europe's leading AI-native financial platform for digital tax filing, operating across Germany, the UK, and Spain. Founded in 2016 in Berlin, Taxfix has facilitated 8+ million tax returns and returned €4.5+ billion in refunds. The mobile-first platform guides users through tax filing via an intuitive Q&A flow or connects them with certified tax advisors through the Expert Service. The Taxfix Group includes three brands — Taxfix, Steuerbot, and TaxScouts (rebranded to Taxfix in September 2025) — serving employees, students, retirees, freelancers, and landlords. Backed by $330M in venture funding and valued at $1B+ since April 2022, the company employs ~400 professionals from 50+ nationalities.

€per month
€2kthis job posts €5k – €7k€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.