Principal Software Engineer

Principal Software Engineer

SimCorp

Copenhagen or Warsaw

As part of our Investment Operations Product Area, you will contribute to the development of enterprise products within this product area. You will collaborate with colleagues from Ukraine, Poland, Denmark and Germany, while gaining deep expertise in applied finance and modern software engineering practices.

WHAT YOU WILL BE RESPONSIBLE FOR

As a Principal Software Engineer, you will:

• Provide technical leadership in design, development, and testing.
• Define and own test architecture and quality strategy at team level.
• Balance active coding (C#, Angular, APL) with guiding automation initiatives
• Drive adoption of automation-first practices across the team.
• Ensure high-quality delivery by monitoring coverage, test metrics, and quality KPIs.
• Mentor and coach engineers in development, automation, and testing skills.
• Represent QA Dev combined approach in cross-team forums.
• Collaborate with stakeholders (POs, TLs, architects) to align technical and quality goals.
• Conduct in-depth root cause analysis for complex defects and ensure preventive actions.
• Advocate for and implement improvements in tools, CI/CD pipelines, and engineering processes.
• Continuously assessing and improving engineering processes, recommending new tools and technologies to enhance productivity and software quality.
• Represent the team in technical forums and contribute to cross-team knowledge exchange.

Your qualifications

We are looking for an engineer who has demonstrated leadership abilities.

• Bachelor’s or master’s degree in computer science, Engineering, Mathematics, or a related field.
• 8+ years of experience in software engineering with combined Dev QA responsibilities.
• Expertise in .NET/C# and working knowledge of Angular.
• Known for impactful leadership, resulting in improved efficiency and project success among engineering teams.
• Extensive background in test automation (E2E, API, Integration) and test strategy.
• Solid experience in architecting and developing enterprise-scale applications.
• Extensive knowledge of Cloud and On-Prem infrastructures (Microsoft Azure experience).
• Deep expertise in CI/CD pipelines and tools (Git, TeamCity, Azure DevOps).
• Thorough understanding of software architecture, design patterns, and Domain-Driven Design.
• Familiarity with XP practices (TDD, pair programming, continuous integration).
• Experience with relational databases (SQL).
• Readiness to learn APL, developing new features and debugging existing functionality, with full support from our team throughout the learning process.
• Proficient English communication skills (Upper-Intermediate or higher), both written and spoken.
• Ability to mentor, motivate, and guide a team toward technical excellence and efficient delivery.

NICE TO HAVE

• Experience with Azure or similar cloud platforms.
• Background in FinTech or capital markets.
• Knowledge and experience in the financial domain, fintech, derivatives (options, futures, swaps, etc.) is an advantage.