Back-End Developer

About The Company

Hercle is a fast-growing VC-backed fintech scale-up, operating as a market maker and broker dealer in the digital assets market. Hercle’s mission is to facilitate digital assets mainstream adoption through liquidity providing activities and technology infrastructure development. Hercle is a licensed Virtual Assets Service Provider (VASP) that enables crypto-assets market access for traditional financial institutions, fintechs, payment gateways, HNWIs, and crypto native services.

Working at Hercle

Being a technology-first fintech company, driven by young, passionate people, here at Hercle we value our employees as our greatest asset, giving them a lot of responsibility from the very start and all the support they need to make a difference, and grow together with the company. Our flat structure fosters a culture of openness, inclusivity and collaboration, encouraging the sharing of ideas and knowledge, intercrossing a wide range of top level expertise.

Everyone at Hercle is a self-starter, outstanding professional who owns his/her tasks and schedule. As a member of the team, you are in charge to achieve your goals and fulfill your mission with the added support, network and knowledge of everyone else. So, as a result, the type of people that we consider as binding with our culture, are ones of deep personal growth motives, passion for collaborating on new, cutting edge ideas, and of course, highly intelligent and adaptive in their own sphere of knowledge and expertise, so as to have a mutual benefit and shared passion in between all team members.

About The Role

We are looking for a talented and experienced C# Back-End Developer to join our engineering team. You will be responsible for designing, building, and maintaining the core back-end systems that power Hercle’s trading and infrastructure platforms. Your work will directly support mission-critical services that operate at high throughput and low latency in dynamic digital asset markets.

Key Responsibilities

• Design and develop high-performance, scalable, and reliable back-end systems using C#.
• Implement APIs, microservices, and real-time data pipelines that integrate with internal and external systems.
• Collaborate closely with trading, product, and infrastructure teams to understand requirements and deliver high-quality solutions.
• Optimize system performance and ensure stability in high-frequency, low-latency environments.
• Write clean, maintainable, and well-documented code, following industry best practices.
• Participate in code reviews and knowledge sharing across the development team.
• Proactively identify bottlenecks and bugs, and devise solutions to address them.
• Maintain and improve CI/CD pipelines and contribute to infrastructure automation.
  
  

Requirements

• Bachelor’s degree in Computer Science, Engineering, or related technical field.
• 3+ years of experience developing back-end systems in C#/.NET.
• Strong understanding of object-oriented programming, software design patterns, and distributed systems.
• Experience working with SQL and NoSQL databases.
• Solid understanding of concurrency, multithreading, and performance optimization.
• Familiarity with CI/CD, version control systems (e.g., Git), and testing frameworks.
• Excellent problem-solving skills and attention to detail.
• Comfortable in fast-paced environments and able to take ownership of deliverables.
  
  

Why Joining Hercle?

• Competitive salary.
• Career and personal growth opportunities.
• The opportunity to shape risk management strategies in a fast-growing scale-up.
• Flexible working arrangements (remote/hybrid).
• Collaborative and forward-thinking work environment.
  
  

If you're interested, feel free to reach out and send us your CV!

By submitting this application, I confirm that all the information given by me in this application for employment and any additional documents attached hereto are true to the best of my knowledge and that I have not wilfully suppressed any material fact. I confirm I have disclosed if applicable any previous employment with Hercle. I accept that if any of the information given by me in this application is in any way false or incorrect, my application may be rejected, any offer of employment may be withdrawn or my employment with Hercle may be terminated summarily or I may be dismissed. By submitting this application, I agree that my personal data will be processed in accordance with Hercle's Candidate Privacy Notice