Security Software Engineer

Location: Warsaw, PL

Why this role is important for us:

As a Software Engineer with a security mindset, you’ll have an important role in shaping our hosting platform. Your deep understanding of software security, coupled with your high-performance mindset, will be critical to our growth.

You’ll collaborate closely with our development team, ensuring that security is built into every aspect of our projects from day one.

What you will be responsible for:

  • High performing product: Develop and maintain cloud backend services, ensuring performance, scalability, reliability, and resilience

  • Always optimizing: Utilize multi-threaded programming techniques to optimize system efficiency

  • Implementing Security Measures: You’ll be responsible for creating secure and manageable hosting solutions for our SimCorp product suite. This includes implementing security features that safeguard our services.

  • Collaborate with Development Teams: Work closely with our development teams to integrate security best practices into the software development lifecycle. By sharing your knowledge and expertise, you’ll ensure that security is a core consideration from the outset, ensuring that security is incorporated throughout the Security Development Lifecycle (SDLC) process.

  • Code Security Capabilities: Collaborate with your team to write secure code and introduce security features into existing services. Your contributions will directly impact the safety and reliability of our platform.

  • Internal security testing: Conduct regular internal security tests to assess our progress. Identify vulnerabilities, weaknesses, and areas for improvement.

  • Preparation for External Penetration Testing: As part of our commitment to growth, you’ll prepare for external security testing measures. Your insights will guide us in resolving any shortcomings before the code release.

What we value:

  • Proven experience in software security, particularly in hosted services

  • High coding skills in C#

  • Familiarity with security testing tools and methodologies

  • Effective teamwork and communication skills

  • Bachelor’s degree in Computer Science, Software Engineering, or a related field

If you’re excited about security, work well in a fast-paced environment, and want to contribute to a groundbreaking hosting platform, we’d like to hear from you!


  • Flexible working hours  

  • Private medical care (Medicover)  

  • Sharing the costs of sports activities (Multisport Card)  

  • Life insurance  

  • Possibility to develop your career in an international environment  

  • German and English language classes  

  • Integration events and charity project

Next steps

Please click below to apply or get in touch with Jolanta Babut (, Senior Talent Acquisition Partner to learn more about the role and what SimCorp can offer. 

Applications are continuously assessed, so please send your CV in English as soon as possible. 

If you are interested in being a part of SimCorp but are not sure this role is suitable to your background, submit your CV anyway. 

Who we are  

For over 50 years, we have worked closely with investment and asset managers to become the world’s leading provider of integrated investment management solutions. We are 2,500+ colleagues with a broad range of nationalities, educations, professional experiences, ages, and backgrounds in general.  

SimCorp is an equal-opportunity employer. We are committed to building a culture where diverse perspectives and expertise are integrated in our everyday work. We believe in the continual growth and development of our employees so that we can provide best-in-class solutions to our clients. While seeking to deliver client value, we believe it is vital to consider our people and our planet in every business decision we make. Acting responsibly is not optional. It is essential.