Senior .Net Engineer (Fintech)

TL;DR

Senior .Net Engineer (Fintech): Building and optimizing high-performance trading applications for commodities desks with an accent on low-latency execution, multithreading, and robust backend architecture. Focus on designing scalable microservices, implementing CI/CD pipelines, and collaborating with front-office teams to automate complex financial trading activities.

Location: Must be based in Romania (Bucharest or Cluj-Napoca)

Company

A major software development hub providing borderless banking services and innovative technical solutions for ING units worldwide.

What you will do

• Design and develop high-performance, low-latency trading applications using .Net and Java.
• Implement efficient database solutions using Oracle and SQL Server.
• Optimize system performance and scalability through advanced multithreading techniques.
• Write maintainable, testable code using TDD/BDD practices with NUnit, JUnit, and Mockito.
• Manage CI/CD pipelines and infrastructure automation using Azure DevOps and Ansible.
• Collaborate with traders and sales teams to deliver production-ready financial solutions.

Requirements

• 10+ years of experience in .Net and Java development.
• Strong proficiency in .Net Framework, Spring Boot, and messaging systems like Kafka.
• Deep understanding of multithreading, network connectivity, and distributed systems.
• Experience with microservices architecture and event-driven systems.
• English: Advanced proficiency required.
• Bachelor’s degree in an IT-related field.

Nice to have

• Experience in Financial Markets, specifically Commodities.
• Knowledge of Docker, Azure DevOps, and Ansible.
• Familiarity with low-latency systems and financial technologies like Bloomberg or Refinitiv.

Culture & Benefits

• Flexible working environment with a focus on collaboration.
• Opportunity to work on international projects with teams in RO, NL, and the UK.
• Emphasis on constructive feedback and professional growth.
• Impact-driven work culture focused on innovative banking solutions.