Senior Platform Engineer

Haystack United Kingdom
Remote
This Job is No Longer Active This position is no longer accepting applications
AI Summary

High-growth crypto trading powerhouse seeks a mission-critical Platform Engineer to build and maintain robust platform infrastructure across AWS, integrating with global crypto and traditional exchanges. The ideal candidate will have proven experience in Platform or Infrastructure Engineering and hands-on experience integrating with financial exchanges. This is a remote-first opportunity with a competitive salary up to £130,000.

Key Highlights
Mission-critical role for a Platform Engineer
Building and maintaining robust platform infrastructure across AWS
Integrating with global crypto and traditional exchanges
Key Responsibilities
Architect and maintain robust platform infrastructure across AWS
Build and optimize connectivity bridges into crypto and traditional exchanges
Manage and scale production environments using APIs, WebSockets, and FIX protocol integrations
Technical Skills Required
AWS cloud services Infrastructure-as-code principles Networking fundamentals Low-latency architectures High-availability systems WebSockets FIX protocols
Benefits & Perks
Competitive salary up to £130,000
Comprehensive benefits package
Remote-first culture with flexibility to work from anywhere in the UK

Job Description


Platform Engineer | £100,000 - £130,000

We're working with a high-growth crypto trading powerhouse on this exciting opportunity.

This is a mission-critical role for an engineer who thrives at the intersection of infrastructure and real-time trading connectivity. You will be building the backbone of a high-performance platform, integrating directly with global crypto and traditional exchanges using AWS, WebSockets, and FIX protocols.

The Role

  • Architect and maintain robust platform infrastructure across AWS to support 24/7 trading operations.
  • Build and optimize connectivity bridges into crypto and traditional exchanges ensuring ultra-low latency.
  • Manage and scale production environments using APIs, WebSockets, and FIX protocol integrations.
  • Collaborate directly with trading teams to solve performance bottlenecks and improve system scalability.
  • Troubleshoot complex production issues where every millisecond impacts the bottom line.

What You'll Need

  • Proven experience in Platform or Infrastructure Engineering within a production-critical environment.
  • Hands-on experience integrating with financial exchanges (Crypto, Equities, or FX).
  • Deep technical knowledge of AWS cloud services and infrastructure-as-code principles.
  • Strong understanding of networking fundamentals, low-latency architectures, and high-availability systems.
  • Familiarity with performance tuning and monitoring tools for real-time data streams.

What's On Offer

  • Competitive salary up to £130,000 plus a comprehensive benefits package.
  • Remote-first culture with the flexibility to work from anywhere in the UK.
  • Opportunity to work on high-stakes systems where reliability directly drives business success.
  • Join an engineering-led culture with real ownership and minimal corporate red tape.

Apply via Haystack today!


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