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Core Engineer - CeFi - London (F/M/D)

A global financial institution for digital assets, focused on building market integrity and efficiency through institutional liquidity provision, trading solutions, OTC execution and treasury management.
Backend
Senior Software Engineer
In-Person
Finance · Blockchain

Job Description

Flowdesk is seeking a Core Engineer to join their CeFi team in London, playing a crucial role in building their next-generation financial infrastructure for digital assets. The position offers an opportunity to work on critical systems that serve as the backbone of Flowdesk's trading operations.

The role involves building and maintaining a sophisticated back office system, working with a seasoned team that brings deep experience from both traditional finance and crypto markets. You'll be responsible for implementing exchange integrations, developing core booking and aggregation engines, automating reconciliation processes, and creating robust reporting systems.

This is an ideal position for an experienced engineer who has strong knowledge of crypto asset classes and experience with centralized exchange APIs. The role requires expertise in backend development, particularly with languages like Go, TypeScript, or Python, and a deep understanding of database systems and API design.

The position offers the chance to work in an international environment where English is the primary language, with comprehensive benefits including full health coverage and pension. You'll be part of a team that values clean code, proper documentation, and collaborative development practices.

As a Core Engineer at Flowdesk, you'll be at the forefront of building transparent and efficient financial markets infrastructure, working with cutting-edge technology in the digital assets space. The company's mission to build a global financial institution for digital assets provides an exciting opportunity to shape the future of financial technology.

The role requires a blend of technical expertise and business domain knowledge, making it perfect for engineers who are passionate about both technology and finance. You'll work closely with various stakeholders across Trading, Operations, Compliance, and Engineering teams, ensuring that the systems you build meet the complex needs of a modern financial institution.

Last updated a day ago

Responsibilities For Core Engineer - CeFi - London (F/M/D)

  • Build and maintain a world-class back office system
  • Implement exchange integrations and gather information from centralized exchanges
  • Implement core booking and aggregation engine features
  • Automate reconciliation of trading and treasury activity
  • Develop reporting systems and coordinate with Finance team
  • Design and maintain data products and APIs
  • Write clean, well-documented code and meaningful tests
  • Contribute to PR reviews and maintain technical documentation

Requirements For Core Engineer - CeFi - London (F/M/D)

Go
TypeScript
Python
PostgreSQL
Kubernetes
  • Knowledge of crypto asset classes, spot, perpetuals, futures, and options
  • Experience with centralized exchange APIs (Binance, OKX, Bybit, Coinbase)
  • Strong OO background in Go, C++, C#, Java or Rust
  • Experience with TypeScript and Python
  • API design expertise
  • PostgreSQL schema design and query optimization skills
  • Experience with message queue / pub-sub systems
  • Familiarity with cloud environments (GCP, AWS, Azure)
  • Experience with modern CI/CD and containerization

Benefits For Core Engineer - CeFi - London (F/M/D)

Medical Insurance
  • International environment (English is the main language)
  • Pension
  • 100% health coverage
  • Team events and offsites

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