---
title: 'Senior Software Engineer - Post-Trade Platform at Flow Traders'
canonical: 'https://feeny.ai/job/senior-software-engineer-post-trade-platform-flow-traders-amsterdam-mnjttdhmz16h'
type: 'job'
last_seen: '2026-10-29'
---

# Senior Software Engineer - Post-Trade Platform at Flow Traders

- **Company:** Flow Traders
- **Location:** Amsterdam, Netherlands
- **Posted:** 2026-10-28
- **Last confirmed live:** 2026-10-29
- **Apply:** https://job-boards.greenhouse.io/flowtraders/jobs/8327098

## Job description

Flow Traders is building the next generation of its post-trade platform, covering trade capture, reconciliation, settlement, booking, reporting, and operational workflows across Equities, ETFs, Fixed Income, and Crypto. We are looking for a Senior Software Engineer to take end-to-end ownership of key post-trade domains, helping shape the platform architecture while building reliable, automated, and data-driven services.

This role is ideal for an engineer who enjoys solving complex problems, thinking in systems, and building high-quality platforms that deliver real business impact.

## What you will do

- Own and develop critical post-trade domains such as reconciliation, settlement, booking, and reporting
- Work closely with Trading, Operations, Risk, Compliance, and Data teams to understand workflows and requirements
- Design and build scalable backend services and data pipelines
- Improve automation, data quality, resilience, and operational efficiency
- Contribute to the target architecture and technical roadmap of the post-trade platform
- Ensure observability, reliability, and data correctness across systems

## What you need to succeed

- 5+ years of experience building distributed backend systems using Java or C++, with exposure to Python
- Strong understanding of distributed systems, data structures, algorithms, and event-driven architectures
- Experience with messaging technologies such as Kafka
- Hands-on experience building data-intensive systems, ETL pipelines, and analytical data solutions
- Strong SQL and data modelling skills
- Proven ability to own complex technical domains from design through production support
- Strong stakeholder management and communication skills

## Nice to have

- Experience with post-trade workflows, including reconciliation, settlement, booking, or regulatory reporting
- Background in financial services, proprietary trading, or market making
- Experience with GCP, Kubernetes, CI/CD, Airflow, Spark, Flink, or similar technologies
- Knowledge of observability tools such as Prometheus, Grafana, or OpenTelemetry

## What we offer

At Flow Traders, we create the conditions for hard‑working, high‑performing people to do their best work. From a thorough onboarding and ongoing access to Flow Academy, to latest technology and a collaborative, non‑hierarchical culture, we give you the tools, ownership, and support to move fast and drive outcomes. We keep a close‑knit, small‑company feel while offering competitive salary, annual discretionary profit share, and comprehensive benefits, so talent can grow here, and stay here. See our benefits below:

- Flow Academy and opportunities to attend domain-related conferences
- Daily catered lunch, great coffee, and a fully stocked kitchen and snack bar
- In-house Bar and Lounge with arcade, table tennis, billiards, and game consoles
- Company boat
- In-house gym and sessions with our nutritionist or personal trainer
- Bi-weekly massages
- Annual company trip and a variety of events throughout the year, such as the New Years Event
- Global rotations across our offices worldwide
- and more

Flow Traders does not accept unsolicited resumes from any professional staffing or search firms. All resumes, and any other information identifying potential candidates, submitted to any employee at Flow Traders via-email, the Internet or directly without a valid and signed search agreement will be deemed free to contact by Flow Traders without any restrictions and no placement fee of any kind will be paid in the event the candidate is hired by Flow Traders

## About Flow Traders

## Company Overview
- **One-liner**: Flow Traders is a global technology-enabled liquidity provider and market maker that enhances efficiency and transparency across financial markets.
- **Entity Type**: Public (Euronext Amsterdam: FLOW)
- **Headquarters**: Amsterdam, Netherlands
- **Founded**: 2004
- **Founders**: Not publicly available

## Core Business
- **Primary industries**: Financial services, electronic trading, market making, liquidity provision
- **Target customers**: Institutional investors, exchanges, trading platforms (B2B)
- **Mission statement**: “To enhance the seamless functioning and accessibility of markets, in order to unlock the potential of investing.”

## Products & Services
- **Exchange-Traded Products (ETP) Market Making**: Core business – providing continuous liquidity on ETPs across global exchanges.
- **Fixed Income Trading**: Expanded into fixed income in 2021.
- **Foreign Exchange (FX) & Digital Assets**: Added FX and digital assets capabilities to diversify product range.
- **Off-Exchange Trading**: Proprietary off-exchange trading offering launched in 2017.
- **Investment Unit**: Dedicated investment unit launched in 2022 to invest in the financial ecosystem.

## Market Standing
- **Valuation/Market Cap**: Not disclosed in provided sources; publicly listed on Euronext Amsterdam (ticker: FLOW).
- **Key Metric**: Total income of €480.5 million in 2025 (Annual Report 2025).
- **Notable Investors/Partners**: Not explicitly listed, but the firm has a strong institutional client base and holds licenses such as QFII for on-shore trading in China.
- **Growth Signals**: 
  - Over 630 professionals globally (2025).
  - Expanded into fixed income, FX, and digital assets.
  - Opened offices in Chicago, Shanghai, Paris, Hong Kong, Milan, New York, and Cluj (technology development).
  - Over 40% of workforce in Technology.
  - 10-year public company milestone in 2025.

## Competitive Advantages
- **Technology-driven**: Proprietary, best-in-class trading infrastructure; over 40% of employees in Technology.
- **Global reach**: Trading hubs in Europe, the U.S., and Asia-Pacific providing 24-hour liquidity across major exchanges and platforms.
- **Entrepreneurial culture**: Flat, informal environment with direct communication and a 20+ year track record of innovation.
- **Diversification**: Expanded from ETPs into fixed income, FX, digital assets, and off-exchange trading, reducing reliance on any single asset class.

## Strategic Focus
- **Continued diversification**: Deepening presence in digital assets, fixed income, and FX.
- **Technology investment**: Building next-generation solutions to power trading and maintain competitive edge.
- **Geographic expansion**: Strengthening on-the-ground presence in key financial hubs (Chicago, Shanghai, etc.).
- **Ecosystem investment**: Through the dedicated investment unit, supporting innovation in the broader financial ecosystem.

## Why Work Here
- **Culture**: International, diverse, and empowering; informal with open communication; entrepreneurial spirit.
- **Technology focus**: Over 40% of staff in Technology; opportunity to work on cutting-edge trading systems.
- **Global opportunities**: Global Rotation Program allowing employees to work in different locations (Amsterdam, New York, Hong Kong, etc.).
- **Compensation**: Attractive package including base salary and discretionary variable component.
- **Perks**: Annual company trip, holiday parties, sports events, wellness programs, healthy food, and charity initiatives through the Flow Traders Foundation.
- **Learning & Development**: Dedicated learning platform, conference sponsorship, and specialized onboarding for Trading and Technology teams.
- **Visa sponsorship**: Provided for international candidates (including partner/children); relocation assistance offered.
- **Offices**: Vibrant workspaces with lounges, bars, gaming areas, and free lunches/coffee.

## Sources
1. [flowtraders.com - About](https://www.flowtraders.com/about/)
2. [flowtraders.com - Careers](https://www.flowtraders.com/careers/)
3. [flowtraders.com - Annual Report 2025](https://flowtraders.com/media/2s2pdl01/flow-traders-annual-report-2025.pdf)
4. [greenhouse.io - Flow Traders Jobs](https://boards.greenhouse.io/flowtraders)

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