CHECK24 Vergleichsportal GmbH logo

Junior Security Software Engineer

CHECK24 Vergleichsportal GmbH

About the Role

Join CHECK24, Germany's largest comparison portal, as a Junior Security Software Engineer. In this role, you will be part of a dynamic security team that combines the stability of a large company with the agility of a startup. You will work in an agile environment, contributing to the security and continuity of our services.

Key Responsibilities

  • Full Stack Software Engineering: Develop software projects of varying sizes, focusing on identifying new assets and vulnerabilities. Use different programming languages and implement modern tools after thorough research.
  • Vulnerability Management: Utilize existing tools to discover new vulnerabilities in our IT landscape. Communicate these findings to the appropriate stakeholders to ensure quick resolution.
  • Penetration Testing: Plan and conduct penetration tests for internal teams and produce concise, impactful reports.
  • Consulting & Security Strategy: Advise the company on security matters and help plan the overall security strategy.

What You Bring

  • Technical Expertise: Strong programming skills and practical experience in at least one object-oriented programming language (e.g., PHP, Python, or Go).
  • Curiosity and Adaptability: A constant desire to learn and adapt to new technologies.
  • Communication Skills: Ability to convey complex technical content clearly. Act as a central point of contact and communicate your ideas to the team and internal customers.
  • Responsibility: Contribute to the ongoing development of the security area to continually improve services.
  • Secure Systems: Basic understanding of server and code security.

Additional Skills

  • Understanding of software architecture.
  • Initial experience with bug bounty programs, penetration testing, or vulnerability assessment.

What We Offer

  • Hands-on Experience: Focus on technical measures proven through code and vulnerabilities rather than extensive documentation.
  • Innovative Projects: Work on software projects with modern tools and frameworks, directly influencing and collaborating closely with the CTO.
  • Agile Environment: Contribute your ideas actively and quickly take responsibility for your projects.
  • Career Growth: Opportunities for rapid career advancement, whether as a subject matter expert or a leader.
  • Development Opportunities: Access to a wide range of training and specialized personal development for your career path.
  • Extras: Enjoy a game area, free snacks, and drinks, as well as discounts on CHECK24 products and a subsidized company pension plan.

Location

Work at our office in Berlin Mitte, with excellent transport connections. Benefit from a subsidized job ticket or participate in our bike leasing program.

If coding is your passion, join us and make a difference in our security team. We look forward to your application!

Benefits
Extracted with AI

  • Game area with foosball and table tennis
  • Free drinks, fruit, muesli, snacks
  • CHECKito Lunches
  • Discounts on CHECK24 products
  • Subsidized company pension plan
  • Subsidized job ticket or bike leasing program

Similar jobs

Last update: 23 minutes ago

CHECK24 Vergleichsportal GmbH logo
CHECK24 Vergleichsportal GmbH

JavaScript Fullstack Software Developer (m/f/d)

Join CHECK24 as a JavaScript Fullstack Developer to build innovative applications in a dynamic team. Work with Angular, Node.js, and more.

CHECK24 Vergleichsportal GmbH logo
CHECK24 Vergleichsportal GmbH

Junior Fullstack Developer (m/w/d) Node.js/React

Join CHECK24 as a Junior Fullstack Developer in Augsburg, working with Node.js and React to enhance our car rental platform.

CHECK24 Vergleichsportal GmbH logo
CHECK24 Vergleichsportal GmbH

Junior PHP Developer for Insurance Solutions

Join CHECK24 as a Junior PHP Developer in Munich. Work with PHP, Laravel, and Drupal in a dynamic team.

Vattenfall logo
Vattenfall

Data Security Engineer - Cryptography

Join Vattenfall as a Data Security Engineer focusing on cryptography and key management in a hybrid work environment.

Atos logo
Atos

Senior Security Engineer

Join Atos as a Senior Security Engineer in Amstelveen, focusing on cybersecurity, network security, and vulnerability management.

Zalando logo
Zalando

Backend Software Engineer - Privacy Technology

Join Zalando as a Backend Software Engineer in Privacy Technology, focusing on data protection and privacy automation services.

Experis Deutschland logo
Experis Deutschland

Java Backend Developer

Join Experis as a Java Backend Developer in Berlin. Work on security solutions with Java, Spring, and Hibernate. Up to €80k/year, 30 days vacation.

CHECK24 Vergleichsportal GmbH logo
CHECK24 Vergleichsportal GmbH

IT Specialist Trainee (m/w/d) in Application Development - 2025

Join CHECK24 as an IT Specialist Trainee in Application Development, starting September 2025 in Berlin. Learn web and mobile development.

Adva Network Security GmbH logo
Adva Network Security GmbH

Senior Software Engineer - Embedded Systems and Cryptography

Join Adva Network Security as a Senior Software Engineer in Berlin, focusing on embedded systems and cryptography.

Instapro Group logo
Instapro Group

Senior Backend Engineer - Payments

Join Instapro Group as a Senior Backend Engineer in Berlin, focusing on PHP and payment systems in a hybrid work environment.

CHECK24 Vergleichsportal GmbH logo
CHECK24 Vergleichsportal GmbH

Junior PHP Developer (m/w/d) in Energy Sector

Join CHECK24 as a Junior PHP Developer in Munich, focusing on performance optimization and feature development in the energy sector.

yourfirm GmbH logo
yourfirm GmbH

Senior Fullstack Developer for AI-Driven Mission Technologies

Seeking a Senior Fullstack Developer for AI-driven mission technologies, focusing on Java, JavaScript, Python, and C++. Remote work available.

Atolls logo
Atolls

Senior PHP Developer

Join Atolls as a Senior PHP Developer in Berlin. Work on scalable software, collaborate across teams, and drive innovation in a hybrid environment.

Moss logo
Moss

Senior Backend Engineer (Java, Spring)

Join Moss as a Senior Backend Engineer in Berlin, focusing on Java, Spring, and microservices.

FoodLabs logo
FoodLabs

Senior C++ Computer Vision Engineer

Join a cutting-edge AI-DeepTech startup in Berlin as a Senior C++ Computer Vision Engineer. Work on world-class on-device AI technology.

PwC Deutschland logo
PwC Deutschland

Consultant Open Source Software

Join PwC Deutschland as a Consultant Open Source Software to drive digitalization, compliance, and innovation in software development.

Bettermile logo
Bettermile

Working Student QA - Automation (d/f/m)

Join Bettermile as a Working Student in QA Automation, focusing on web and mobile testing with Java and Cucumber in a hybrid work environment.

Sofico logo
Sofico

Senior Software Engineer - Java, Microservices

Join Sofico as a Senior Software Engineer focusing on Java and Microservices in Bavaria, Germany. Work on ERP solutions for automotive finance.

Handyhase.de logo
Handyhase.de

Full Stack Developer with PHP Focus

Join Handyhase.de as a Full Stack Developer focusing on PHP, working remotely with flexible hours and contributing to innovative projects.

PwC Deutschland logo
PwC Deutschland

Senior Developer Cloud Technologies

Join PwC Deutschland as a Senior Developer in Cloud Technologies, focusing on Azure, DevOps, and backend development.

N26 logo
N26

Backend Engineer - Financial Empowerment

Join N26 as a Backend Engineer to empower financial freedom using Java, Kotlin, and microservices in a hybrid work environment.

Grammarly logo
Grammarly

Entry Level Back-End Software Engineer (Java)

Join Grammarly as an Entry Level Back-End Software Engineer in Berlin. Work with Java, AWS, and more in a hybrid environment.

Mollie logo
Mollie

Associate Software Engineer - Payments Domain

Join as an Associate Software Engineer in Amsterdam to develop secure payment solutions using PHP in a collaborative environment.

DeepL logo
DeepL

Senior Backend Engineer C++

Join DeepL as a Senior Backend Engineer C++ to design and maintain scalable backend services using C++ and AI technologies.