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secunet Security Networks AG Tech Stack

Cybersecurity platform and consulting for critical infrastructure protection

Computer and Network Security Essen 1,001–5,000 employees Founded 1997 Public Company

secunet is Germany's largest dedicated cybersecurity vendor, serving federal governments and DAX-listed corporations across cloud, IIoT, eGovernment, and eHealth sectors. The tech stack spans classical systems-level languages (C, Ada, Assembler) alongside modern containerization (Docker, Kubernetes adoption), reflecting a portfolio spanning legacy critical infrastructure and cloud-native workloads. Active hiring in engineering (71 roles) paired with core projects around internal developer platform architecture and data modernization signals organizational shift toward faster, scalable delivery within a traditionally risk-averse industry.

Tech Stack 192 technologies

Core StackJira Confluence Linux Python Rust SAP Java Flutter Swift Polarion UFT IBM DOORS Zephyr Tricentis qTest UML C Assembler VPN Firewall Windows IPsec TCP/IP SDN Ada Coq LucaNet Excel Android iOS StrongSwan+159 more

AdoptingDocker Kubernetes

What secunet Security Networks AG Is Building

◆Challenges

Migrating legacy data
Data migration from legacy application
Ensuring compliance with client requirements
Faster time-to-market
Transformation and change processes
Digitalizing controlling
Reducing development costs
Improving product quality
Scalable structures for growing company
Modernizing data architecture

▲Active Projects

Nested virtualization solution
Sina management center
M&a projects
Design security architecture for internal developer platform
Bid strategy development
Core product platform
Devsecops
Faq/help content for website
Data architecture modernization
M&a due diligence

Hiring Activity

Steady150 roles · 65 in 30d

Department

Engineering

71

Ops

14

Sales

14

Security

12

Finance

11

Product

5

Support

5

Marketing

4

Seniority

Mid

50

Senior

45

Intern

15

Junior

12

Lead

12

Manager

9

Staff

1

Notable leadership hires: Product Lead, Head of Controlling

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About secunet Security Networks AG

Founded in 1997 and listed on the German Stock Exchange, secunet protects digital infrastructure for governments, defense agencies, and major industrial corporations. The company employs over 1,000 experts and generated approximately 458 million euros in revenue in 2025. Core competencies include encryption, PKI, biometrics, eID, network security, and compliance frameworks—with particular depth in automotive security, border control, and sovereign-cloud deployments. The product mix combines platform software (SINA management center, core product platform) with managed security consulting and architecture services.

HeadquartersEssen

Company Size1,001–5,000 employees

Founded1997

Hiring MarketsGermany

Frequently Asked Questions

What is secunet's tech stack?

secunet uses C, Ada, Assembler, Linux, Python, Java, and Swift across product layers, with VPN, IPsec, Firewall, and SDN for network security. Development tools include Jira, Confluence, Polarion, and IBM DOORS. Currently adopting Docker and Kubernetes.