Senior .NET Engineer in BankingSee all recent Jobs

We are looking for a Senior .NET Engineer to join the Core Banking Technology team of one of its major clients in the banking sector.

The role focuses on the design, development, and support of enterprise-grade core banking systems, operating in a highly regulated environment where reliability, performance, and data accuracy are critical.

If you enjoy building scalable banking solutions, working on complex integrations, and contributing to mission-critical financial systems, this opportunity is for you.

Responsibilities:

• Design, develop, and maintain core banking software applications using .NET / C#.
• Participate in the complete software development life cycle (SDLC).
• Document system design, implementation, and usage of banking applications.
• Prepare test data and perform thorough testing to ensure completeness and accuracy.
• Identify, analyze, and resolve software defects found during testing or production.
• Develop high-performance ASP.NET Core Web APIs and integrate banking systems with third-party services.
• Collaborate closely with business analysts, architects, and other IT team members.
• Support production environments and ensure the smooth operation of core banking systems.

Requirements:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• Strong proficiency in C# and object-oriented programming (OOP).
• 5+ years of software development experience, preferably in core banking or enterprise-level systems.
• Experience developing Windows Forms (WinForms) applications and user-friendly UIs.
• Knowledge of event-driven programming and custom control development.
• Proven experience building performance-sensitive Web APIs using ASP.NET Core.
• Solid understanding of RESTful API design, middleware, dependency injection, and asynchronous programming.
• Advanced knowledge of SQL Server, complex queries, stored procedures, database design, normalization, indexing, and performance tuning.
• Experience with Blazor and component-based architecture is considered a plus.
• Familiarity with tools and technologies such as Visual Studio, Git, GitHub, Azure DevOps, SSMS, Entity Framework Core, .NET Core, .NET Framework, xUnit, NUnit, Postman, and CI/CD pipelines.
• Exposure to Docker, Kubernetes, and DevExpress will be considered an advantage.

Benefits:

• Hybrid working model (offices located in Marousi).
• Private health insurance.
• Unlimited access to a workplace wellness and support platform.
• Continuous learning and career growth opportunities.
• Opportunity to work on large-scale core banking systems using modern technologies.
• Friendly, collaborative, and professional working environment.

UpcoMinds is a dynamic IT company with 28 years of experience that provides end-to-end web and mobile solutions helping businesses to reinvent themselves in the digital world. Our team’s skills and expertise will ensure the holistic digital transformation of any organization, which will considerably improve both business operations and customer’s experience.

Our goal is to always have our end products and services reflect our deep engineering skills and elegant progressive design aesthetic. We fundamentally believe deeply in developing long term strategic partnerships with our clients by exceeding expectations and maintaining a high level of transparency.

Find out more about us at www.upcominds.com

We commit to promote Inclusion & Diversity by creating a working environment where all employees are treated with dignity and respect and where individual differences are valued. We offer equal opportunity in all aspects of employment.

Our recruitment consultants will go through your Curriculum Vitae as soon as possible and get back to you to discuss the opportunity for which you apply. If you don’t hear from us in the coming ten (10) working days, you may consider that you have not been selected for the particular job. Your CV will be retained for two years in accordance with GDPR regulations.