Senior Software & Data Engineer – .NET, Azure & MDM Integration

Location: Poland

Division: Group Digital Capabilities (GDC)

Job Purpose

As a Senior Software & Data Engineer, you will join the Parties Squad within the COI Tribe and play a key hands‑on role in building, evolving, and operating Euroclear’s Parties Master Data Management (MDM) solutions. You will design and develop robust, scalable, and secure software and data services that are critical to customer onboarding and interaction processes across Euroclear. As a senior member of the squad, you will act as a technical reference, contributing to engineering excellence, mentoring other developers, and ensuring high standards of quality, performance, and reliability in production environments.

Your Mission

In this role, you will:

• Design, develop, and maintain complex, high-performance software and data solutions.
• Contribute to the integration and evolution of a Master Data Management (MDM) platform.
• Define and promote development standards, ensuring code quality, security, and maintainability.
• Act as a technical mentor and coach, supporting and guiding other developers.
• Identify, analyse, and proactively address technical challenges and risks.
• Participate in ideation workshops, contribute to product and platform enhancements.
• Contribute to the definition, estimation, and implementation of technical requirements (user stories).
• Support application deployment, monitoring, and maintenance in cloud environments
• Participate in watch duty and hotline support, including occasional night and weekend shifts

Your Profile

You are a passionate and experienced engineer who brings both technical depth and a collaborative mindset. You have:

• 10+ years of experience as a full-stack software engineer, with strong expertise in .NET (Framework & Core).
• Proven experience delivering solutions in Azure-based cloud environments.
• Experience or strong interest in Master Data Management (MDM) integration.
• Solid experience with DevOps practices.
• A strong focus on performance, reliability, and IT security.
• Experience working in Agile delivery environments.
• A methodical, rigorous, and autonomous way of working, with a proactive attitude.
• Strong communication skills and the ability to collaborate in multicultural, international teams.
• Fluency in English.

Technical Skills

• Back‑end: .NET Core (6/8), C#, Java (8+), Spring Boot
• Front‑end: Angular, HTML, CSS/SCSS
• Integration & Messaging: REST APIs, microservices, IBM MQ, RabbitMQ (or equivalent)
• Azure: Azure Functions, Logic Apps, APIM, AKS, Azure SQL, Entra ID
• DevOps & Tooling: CI/CD, Entity Framework, NuGet, Webpack
• Nice to have: Kafka, Azure Data Factory, Splunk, OAuth, WCF

​We welcome applicants from all backgrounds and experiences. If you meet most of the requirements and are excited about the role, we encourage you to apply.​ 

About Us

Why join us

Embark on your new adventure at Euroclear, and work at the heart of the global capital markets. We connect over 2,000 financial institutions across the globe. As an open and resilient infrastructure, we contribute to the stability of the financial markets. We help clients cut through complexity, lower costs, and mitigate risks of financial transactions. At Euroclear, we have the clear ambition to use our key role to facilitate and accelerate a sustainable global financial system. 

What We Offer:

• Work closely with inspiring, supportive and engaged colleagues from more than 80 different countries. 
• Practice your talents in a highly professional international environment. 
• Join a learning and development environment with an emphasis on knowledge sharing and training.
• Competitive salary and comprehensive benefits.

Ways of working

Find your own optimal balance within our hybrid working model, where you can connect at the office 8 days a month and also benefit from remote working. 

Great Place to Work for All

We are committed to creating an inclusive culture that celebrates diversity and strives to be a Great Place to Work for All. All qualified applicants will be considered for employment, regardless of any aspect that makes them unique (including race, religion, national origin, gender, sexual orientation, age, marital status, pregnancy, disability, ...). If you need any specific accommodation due to disability or any other reason, you can let the recruiter know during your application process. Our values guide how we work together and shape our future: Our mission and values - Euroclear

About the Organization