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Developer with Fintech EXP!

Margo

Job Location:

Warsaw - Poland

Monthly Salary: Not provided by the employer

Posted: 17 June 2026 (30+ days ago)

Application Deadline: 14 September 2026

Vacancies: 1 Vacancy

Job Summary

Are you a seasoned software engineer looking to drive impactful backend solutions within a secure large-scale enterprise environment A leading international financial institution is seeking a Developer to join a highly specialized engineering this role you will play a pivotal part in designing developing and maintaining critical applications that support sophisticated financial operations. This is an exceptional opportunity for a senior professional who thrives on technical autonomy values robust engineering practices and is looking for a stable yet modern environment where their architectural input truly matters.

120 zł - 135 zł an hour

Technical Profile & Responsibilities

In this role your core focus will center on backend ecosystem development (.NET/C# MSSQL/T-SQL) ensuring high performance security and scalability of the banking systems.

Key Responsibilities & Requirements:

Advanced Software Engineering: Apply deep knowledge of programming system design methodologies and user requirements analysis to deliver clean maintainable code.
Testing & Automation: Drive quality through rigorous unit testing and test automation methodologies to uphold strict financial software standards.
Professional Experience: A minimum of 4 years of hands-on experience delivering IT projects using C# .NET WCF SQL SQL Server Integration Services (SSIS) HTML and .
Tools & Environment: Proficiency with MSSQL Visual Studio Git JIRA MSBuild TeamCity and PowerShell.
Language Proficiency: Strong command of English at least sufficient to seamlessly understand and work with complex technical documentation.

Nice-to-Have Qualifications:

Foundational knowledge of frontend technologies and practical experience with Blazor.
Hands-on experience or familiarity with containerization and orchestration via Kubernetes (K8s).
Professional certifications such as MCTS: .NET Framework 4.0 Applications.
Readiness to validate technical expertise through competency tests during the recruitment process.

Join the Team

This position is based out of our modern office space in Łódź Poland and offers an excellent work-life balance through a highly flexible hybrid work model requiring only 2 days per month in the office.

The targeted start date for this vacancy is 15 June 2026.

If you are a senior technical expert looking to elevate your career within an institution that values data discretion engineering excellence and structural stability we want to hear from you. Take the next step in your professional journeyapply today by submitting your English CV.

We may use artificial intelligence (AI) tools to support parts of the hiring process such as reviewing applications analyzing resumes or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed please contact us.

Required Experience:

Senior IC

Apply Now

About Company

Margo

Nous avons choisi de mener auprès de nos clients uniquement des missions à haute complexité IT. En effet, nous sommes persuadés que la complexité des missions est corrélée à leur valeur ajoutée. MARGO est ainsi partenaire de clients ambitieux et visionnaires misant sur le PROGRÈS. ... View more

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