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Technology | Lead Exchange Connectivity Engineer | London (Remote)

4 hours, 19 minutes ago
United Kingdom
Full-time
Lead
Technical Lead
Software Development
C++ HTTP Rust System Design TCP/IP WebSockets
Apply Now
Flowdesk

Flowdesk

Flowdesk is a globally based financial technology company that offers regulated and transparent crypto financial services, including market making, OTC, and treasury management solutions. With a focus on restoring trust through transparency and control...

Capital Markets
11-50
Founded 2020
$30M raised
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Description

  • Own the design, build, and operation of feed handlers across all connected venues.
  • Lead connectivity go-lives, including planning, staging, testing, cutover, and post-launch support.
  • Debug complex production connectivity issues across exchange protocols and internal systems.
  • Set technical standards for the team’s approach to exchange integration.
  • Mentor engineers working on connectivity components.
  • Contribute to HFT infrastructure where connectivity and execution overlap.
  • Make architectural decisions and manage rapid delivery pressures for exchange-driven changes.
  • Support the team with AI-forward development workflows to improve engineering productivity.

Requirements

  • Extensive production experience with crypto feed handlers across multiple venues at an institutional firm.
  • Deep understanding of market data feed handling, order lifecycle management, and multi-feed aggregation.
  • Minimum 2+ years of solid technical Rust experience across sync and async code.
  • Demonstrable low-latency Rust development experience, or at least 5+ years of C++ experience in a low-latency environment.
  • Strong understanding of networking protocols including HTTP, WebSocket, and TCP/IP.
  • Understanding of the full go-live cycle from integration and UAT through production cutover and ongoing support.
  • Proven experience leading multiple venue migrations end-to-end, including cutover planning, parallel-run testing, rollback procedures, and decommissioning legacy connectivity.
  • Experience managing exchange-driven changes, upgrade lifecycles, and rapid go-live pressures.
  • Experience with AI-first development workflows and AI harness engineering and quality assurance.
  • Technical leadership experience, such as tech lead or team lead, with the ability to set direction.
  • AI-native experience and AI harness engineering, including AI code generation workflows in production, is preferred.
  • Experience managing a team or squad of connectivity engineers is preferred.
  • Experience across both TradFi and crypto connectivity, including FIX, ITCH, OUCH, WebSocket, and proprietary protocols, is preferred.
  • Experience with ultra-low-latency development such as kernel-bypass or zero-copy is preferred.
  • Professional proficiency in English.

Benefits

  • 100% health coverage.
  • Company pension scheme.
  • Learning and development budget.
  • International environment with English as the main language.
  • Team events and offsites.

Interested in this position?

Apply directly on the company website

Apply Now

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