Senior .NET Engineer – Hybrid, FinTech Automation

SimCorp; Warszawa; Hybrid; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Bonus opportunity

Pension benefits

Flexible hours

IP sprints

Professional development

Job summary

SimCorp is seeking an experienced engineer to contribute to investment operations product development. You will design and implement features across front-end and back-end, lead technical delivery, and drive automation with E2E and API tests.

You will mentor colleagues and participate in architectural discussions, CI/CD improvements, and best practices, in a collaborative, international environment. The role offers a hybrid work model, with a focus on Azure-based enterprise applications, and

Qualifications

• 5+ years of professional experience with C# (.NET or .NET Framework) and Angular.
• Experience in designing and developing enterprise applications.
• Proficient English communication, written and spoken.

Responsibilities

• Design, implement, and maintain new features across both front-end and back-end (SOA).
• Lead the technical delivery of features, ensuring high quality, scalability, and performance.
• Drive automation-first approach: design, implement, and maintain E2E, API, Integration tests.
• Perform manual exploratory testing for complex scenarios.
• Define test strategies at feature/module level.
• Collaborate with Product Owners, Technical Leads, and teammates during analysis, refinement, and development.
• Contribute to architectural discussions and participate in technical decision-making.
• Mentor and support less experienced engineers through pair programming, code reviews, and knowledge sharing.
• Drive improvements in automation, CI/CD pipelines, and development tools.
• Ensure adherence to engineering best practices (XP, TDD, clean code).
• Engage in Sprint Reviews/Demos and continuous process improvements.

Skills

C#/.NET

Angular

Automation frameworks

CI/CD

Manual testing

Azure Cloud

SQL

English (Upper-Intermediate+)

Mentoring

Education

Bachelor’s or Master’s in CS/Engineering/Math

Tools

Git

TeamCity

Azure DevOps

Job description

SimCorp is seeking an experienced engineer to contribute to investment operations product development. You will design and implement features across front-end and back-end, lead technical delivery, and drive automation with E2E and API tests.

You will mentor colleagues and participate in architectural discussions, CI/CD improvements, and best practices, in a collaborative, international environment. The role offers a hybrid work model, with a focus on Azure-based enterprise applications, and