RemoteLeaf Logo
Log in Sign up

Senior .NET Developer with Fintech EXP!

3 months ago
Poland
Contract
Senior
Backend Engineer
Software Development
Blazor C# Git HTML JIRA Kubernetes .NET PowerShell SQL SQL Server TeamCity Visual Studio
Apply Now
Margo Bank

Margo Bank

Unlock excellence with MARGO Consulting: where ambition, expertise, and innovation drive the most complex tech challenges.

Professional Services
$8M raised
View All Jobs 12

Description

  • Design, develop, and maintain critical backend applications for financial operations.
  • Build high-performance, secure, and scalable banking system components using .NET/C# and MSSQL/T-SQL.
  • Apply system design methodologies and user requirements analysis to deliver maintainable code.
  • Drive quality through unit testing and test automation.
  • Work with SQL Server Integration Services (SSIS) and related database technologies.
  • Collaborate within a specialized engineering team on enterprise backend solutions.
  • Use development and delivery tools such as Visual Studio, Git, JIRA, MSBuild, TeamCity, and PowerShell.
  • Contribute technical expertise and architectural input in a stable enterprise environment.

Requirements

  • 4+ years of hands-on experience delivering IT projects using C#, .NET, WCF, SQL, SQL Server Integration Services (SSIS), HTML, MVC.NET, and ASP.NET.
  • Strong experience with MSSQL and T-SQL.
  • Proficiency with Visual Studio, Git, JIRA, MSBuild, TeamCity, and PowerShell.
  • Strong command of English, sufficient to work with complex technical documentation.
  • Advanced knowledge of .NET programming and software design methodologies.
  • Experience with unit testing and test automation methodologies.
  • Foundational knowledge of frontend technologies is a plus.
  • Practical experience with Blazor is preferred.
  • Hands-on experience or familiarity with Kubernetes (K8s) is preferred.
  • Professional certifications such as MCTS: .NET Framework 4.0 or ASP.NET Applications are preferred.

Benefits

  • Permanent contract or B2B engagement.
  • Remote work with a highly flexible hybrid model requiring only 2 days per month in the office.
  • Modern office space in Łódź, Poland.
  • Hourly rate of 120 zł - 135 zł.
  • Opportunity to work in a secure, large-scale enterprise financial environment.
  • Targeted start date of 15 June 2026.

Interested in this position?

Apply directly on the company website

Apply Now

Similar Roles

HighLevel

Staff Engineer - Backend

HighLevel 251-1K Internet Software & Services

HighLevel is hiring a Staff Engineer–Backend to design and evolve the distributed systems powering its global, high-scale CRM platform.

India Full-time Lead Backend Engineer
AWS Elasticsearch Firestore GCP Go Grafana Java Kafka Kubernetes Microservices MongoDB MySQL Node.js OpenSearch OpenTelemetry PostgreSQL Prometheus RabbitMQ Redis REST API System Design TypeScript
14 minutes ago
HighLevel

Senior SDE - Conversations

HighLevel 251-1K Internet Software & Services

HighLevel is hiring a remote Backend Engineer for its Conversations organization to build and operate reliable, high-throughput services supporting multi-channel messaging and inbox systems for millions of businesses.

India Senior Backend Engineer
ClickHouse Docker Elasticsearch Firestore GCP GitHub Actions Go Kubernetes Microservices MongoDB Node.js Redis SQL TypeScript
14 minutes ago
CI&T

[Job-31589] Mid level Java Developer, Brazil

CI&T 5K-10K Internet Software & Services

A CI&T busca uma pessoa desenvolvedora Java/AWS de nível pleno ou sênior, localizada no Brasil, para construir e evoluir sistemas backend distribuídos em um projeto do setor de benefícios.

Brazil Full-time Mid Level Backend Engineer
AWS Azure CI/CD Docker GitHub Actions GitLab Java Jenkins JUnit Kubernetes Microservices Mockito MongoDB Oracle Redis Solid.js Spring Boot
14 minutes ago
Bluelight Consulting

Full Stack and Backend NodeJS TypeScript/JavaScript Engineer (Senior) - Latin America, Remote

Bluelight Consulting 11-50 Internet Software & Services

Bluelight is hiring a backend-focused software developer to build secure, scalable applications and API services for client projects within its growing software consultancy.

Colombia Full-time Senior Backend Engineer Full-stack Engineer
AWS CI/CD Docker Fastify JavaScript Node.js PostgreSQL React REST API SQL TypeScript
23 hours, 44 minutes ago

You're on a roll! Sign up now to keep applying.

Sign Up

Already have an account? Log in

Used by 14,729+ remote workers