Senior Software Engineer - C# .Net & Devops

Senior Software Engineer - C# .Net and Devops What Makes Us, Us  Join some of the most innovative thinkers in FinTech as we lead the evolution of financial technology. If you are an innovative, curious, collaborative person who embraces challenges and wants to grow, learn and pursue outcomes with our prestigious financial clients, say Hello to SimCorp!  At its foundation, SimCorp is guided by our values — caring, customer success-driven, collaborative, curious, and courageous. Our people-centered organization focuses on skills development, relationship building, and client success. We take pride in cultivating an environment where all team members can grow, feel heard, valued, and empowered. If you like what we’re saying, keep reading!  WHY THIS ROLE IS IMPORTANT TO US As a Senior Software Engineer you will work across all stages of the development lifecycle—designing, coding, testing, reviewing, and deploying solutions. You will leverage your expertise in .NET technologies, databases, and the Azure cloud ecosystem to build scalable, high-performance solutions that power business-critical applications. What You Will Be Responsible For Making design and implementation decisions compliant with architecture to ensure solution scalability, security, and performancePromote best engineering practices within the team, including software design patterns, code quality, documentation, testing, and monitoringDevelop and maintain REST APIs and backend services using .NET technologies.Design and implement robust, reusable, and maintainable frontend applications using Angular and TypeScript.Collaborate with the Product Owner and Engineering Manager to assess delivery capacity and technical feasibilityDrive epic/features analysis and support prioritization of the engineering backlogApplying your talents to all stages of the development lifecycle, including review of user stories, development, design, code reviews, and setting up automated test solutions and CI/CD pipelinesEnsuring timely, high-quality delivery of tasks, present new features, and address client-reported bugsStaying up-to-date with emerging trends and technologies in software development What We Value 5+ years of hands-on experience with .NET technologies (C#, Microsoft .NET) coupled with DevOps experienceStrong proficiency in Angular, JavaScript and TypeScriptA backend-first mindset with strong architectural rigorProven experience building REST APIs with .NET (OData experience preferred).Strong working knowledge of Azure cloud services, including: Azure App Services / Azure FunctionsAzure API ManagementAzure DevOps (Pipelines, Repos, Boards)Azure Service Bus / Event GridetcStrong database expertise: Proficiency with SQL Server (design, optimization, indexing, performance tuning).Understanding of data modeling, normalization/denormalization, and query optimization.Experience with database versioning/migrations.Proficient understanding of design patterns and principles (OOP, GoF, SOLID).Strong background in software development practices such as TDD, BDD.Hands-on experience with peer code reviews and code quality tools (e.g., SonarQube).Solid working knowledge of Angular (v10+), TypeScript, and frontend architecture principles.Experience with Docker/Kubernetes, especially AKS.Familiarity with messaging platforms such as Service Bus, Event Hub, Kafka.Strong background in distributed systems, REST API design, asynchronous messaging, and cloud-native patterns.Experience with DevOps practices, CI/CD pipelines, automated testing, and application monitoring.Excellent communication skills and collaboration in cross-functional teams experience.Experience with Git and collaborative workflows.Solid expérience in Agile/Scrum environnements.Excellent problem-solving skills.Comfortable working in an international, multicultural environment.Positive, constructive mindset—you bring energy, collaboration, and positive vibes to your team.Strong sense of responsibility for both technical quality and a healthy team culture.Excellent communication skills with fluency in English (speaking and writing).Bachelor degree in computer science or similar Benefits Flexible working hours and hybrid model - 2 days in the office, 3 days remote Modern office (next to Wilanowska metro station) with quiet zones and ergonomic workstations Base salary with annual bonus structure  Holiday allowance upon a 2-week vacation Occasional remote work across Poland and international options available (up to 24 days domestic, 20 days international per year - subject to internal policy) Employer-paid Medicover Platinum healthcare package (employee-paid family upgrade available) Multisport card with 75% employer contribution Unum group life insurance (employee-paid upgrade available) Medicover travel insurance for private trips and global business travel insurance Possibility to join Deutsche Börse Group Share Plan (eligible after 1 year) Copyrights program for certain roles  Possibility to develop your career in an international environment Professional training and courses provided by SimCorp Polish language classes for foreign employees; German and English classes based on business needs Integration events, volunteering initiatives and employee-led clubs NEXT STEPS Please send us your application in English via our career site as soon as possible, we process incoming applications continually. Please note that only applications sent through our system will be processed. At SimCorp, we recognize that bias can unintentionally occur in the recruitment process. To uphold fairness and equal opportunities for all applicants, we kindly ask you to exclude personal data such as photo, age, or any non-professional information from your application. Thank you for aiding us in our endeavor to mitigate biases in our recruitment process. If you are interested in being a part of SimCorp but are not sure this role is suitable, submit your CV anyway. SimCorp is on an exciting growth journey, and our Talent Acquisition Team is ready to assist you discover the right role for you. The approximate time to consider your CV is three weeks.    We are eager to continually improve our talent acquisition process and make everyone’s experience positive and valuable. Therefore, during the process we will ask you to provide your feedback, which is highly appreciated. 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 3,000+ colleagues with a broad range of nationalities, educations, professional experiences, ages, and backgrounds.   SimCorp is an independent subsidiary of the Deutsche Börse Group. Following the recent merger with Axioma, we leverage the combined strength of our brands to provide an industry-leading, full, front-to-back offering for our clients.  SimCorp is an equal opportunity employer and welcome applicants from all backgrounds, without regard to race, gender, age, disability, or any other protected status under applicable law. We are committed to building a culture where diverse perspectives and expertise are integrated into 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.