Senior Software Engineer C#

Location: Warsaw, PL

Why this role is important to us

At SimCorp, we support some of the biggest financial institutions in the world to be successful by simplifying their investments, accounting, and operations.

We are seeking a skilled Senior Software Engineer to join our team in Poland where you will contribute to the development of advanced distributed server systems. If you thrive in a creative and collaborative environment, and you have an interest in building reliable, scalable, and performant software, we want to hear from you.

As a Senior Software Engineer at SimCorp, you will be at the forefront of designing and implementing distributed systems. This role requires expertise in coding, a strong foundation in computer science, and experience in cloud backend development. You will have an important role in ensuring the reliability, scalability, performance, consistency, and debuggability of our systems.

What you will be responsible for:

  • Collaborate with cross-functional teams to design and implement highly distributed and scalable systems

  • Develop and maintain cloud backend services, ensuring performance, reliability, and resilience

  • Utilize multi-threaded programming techniques to optimize system efficiency

  • Apply comprehensive analytical and problem-solving skills to troubleshoot and resolve complex production service issues

  • Plan and schedule software development tasks, ensuring timely delivery of high-quality code

  • Communicate effectively with team members and stakeholders

What we value:

  • Significant experience in a similar role

  • Proficiency in coding in C#

  • Proven experience in designing and building large-scale distributed systems

  • Solid background in cloud backend development and monitoring tools (e.g., AppInsights), with a focus on performance, reliability, resilience, and scale-out

  • Expertise in multi-threaded programming

  • Solid understanding of data structures and algorithms, with excellent testing, debugging, and analytical skills

  • Ability to troubleshoot and resolve complex production service issues at scale

  • Efficient English communication skills, both written and verbal


  • 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  

  • Professional training and courses (starting from a 3-week SimCorp Dimension® Academy)

  • 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.