Senior Blockchain Engineer | Profit Sharing + Equity

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Senior Blockchain Engineer | Profit Sharing + Equity

Selby Jennings — London, United Kingdom

We're working with the founders of a research-driven, crypto-native blockchain firm at the forefront of on-chain DeFi and MEV. They are well established and now entering a new growth phase, hiring a Senior Blockchain Developer to help scale their cutting-edge infrastructure.

The team promotes a strong startup culture: they move fast, give ownership from day one, and foster a highly collaborative and ambitious environment. They're recognised as leaders in their space.

Responsibilities

  • Design, build, and scale high-performance blockchain infrastructure
  • Research and prototype novel sequencing techniques, auction mechanisms, and systems design
  • Own greenfield projects end-to-end - from architecture and experimentation to production deployment

Requirements

  • 3+ years of backend experience in low-level languages (Rust, C++, Go)
  • Experience with core blockchain infrastructure (nodes, validators, RPCs, indexers)
  • Storage/database systems
  • High-performance or networking systems
  • Strong production ops skills: monitoring, alerting, reliability
  • Proven track record of driving complex projects to completion
  • High drive, autonomy, and ownership
  • Fast learner, comfortable in fast-paced environments
  • Bias for action - iterate quickly, ship, and improve

Nice to Haves

  • Bachelor's in Computer Science, Engineering, or related field
  • Research experience in blockchain or related domains
  • Open source contributions
  • Solidity experience and smart contract deployment
  • Cash bonus (profit sharing)
  • Equity and other benefits

Relocation and visa sponsorship available for candidates outside the UK

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Location:
London, England, United Kingdom
Salary:
£150,000 - £200,000
Job Type:
FullTime
Category:
IT & Technology

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