Software Engineer / Trading Engineer

QuantFlow; Amsterdam; On-site; EUR 70,000 - 90,000; Full time

Job summary

A leading technology firm in Amsterdam is looking for a Mid-Senior Software Engineer / Trading Engineer. In this role, you will enhance a high-performance trading platform by developing and maintaining backend systems, refining trading strategies, and integrating various data sources. Applicants should have over 3 years of experience with Node.js and TypeScript, alongside strong C++ skills. This position will have a direct impact on trading outcomes and involve collaboration in a fast-paced environment, where precision is paramount.

Qualifications

• 3+ years of experience with Node.js and TypeScript in a production environment.
• Ability to develop and debug performance-critical components in C++.
• Experience with event-driven architectures and backend services.

Responsibilities

• Develop, maintain, and improve backend components of a proprietary trading platform.
• Implement and refine trading strategies together with the trading team.
• Integrate external APIs, market data sources, and exchange interfaces.

Skills

Node.js

TypeScript

C++ development

API design and integration

SQL databases (MySQL)

Redis

Docker

Python skills

Education

MSc degree or equivalent in Computer Science, Mathematics, Physics, Engineering

Job description

Software Engineer / Trading Engineer

QuantFlow Amsterdam, North Holland, Netherlands

We are looking for a Software Engineer / Trading Engineer to help build and optimize a high-performance trading platform within the digital asset domain. You will work on backend systems, real‑time data flows, and trading logic, contributing directly to execution quality and platform reliability. This role suits someone who enjoys solving complex technical challenges and working close to the financial markets.

Key Responsibilities

• Develop, maintain, and improve backend components of a proprietary trading platform
• Implement and refine trading strategies together with the trading team
• Integrate external APIs, market data sources, and exchange interfaces
• Build and maintain event‑driven, low‑latency applications
• Support trading operations by resolving issues, monitoring performance, and ensuring system stability
• Propose and deliver technical improvements that enhance speed, reliability, and scalability

What You Bring

• 3+ years of experience with Node.js and TypeScript in a production environment
• Ability to develop and debug performance‑critical components in C++
• Experience with event‑driven architectures and backend services
• Strong understanding of API design, integration, and data processing
• Experience with SQL databases (e.g., MySQL)
• Familiarity with Redis, Docker, and basic Python skills (nice to have)
• MSc degree or equivalent experience in Computer Science, Mathematics, Physics, Engineering, or another technical field
• Experience in a trading, ultra low‑latency, and/or financial markets engineering environment is a strong plus

What You Can Expect

• Work on systems where performance and precision matter
• Direct impact on trading outcomes and platform evolution
• Collaboration with engineers, quants, and traders in a fast‑moving environment
• A culture of innovation, ownership, and technical excellence

Seniority level

• Mid‑Senior level

Employment type

• Full‑time

Job function

• Engineering and Information Technology