System Engineer in London

System Engineer in London

London Full-Time 80000 - 100000 Β£ / year (est.) No working from home possible
Realm

At a Glance

  • Tasks: Own and optimise core systems in a fast-paced, real-time environment.
  • Company: Leading team at the heart of Ethereum's transaction supply chain.
  • Benefits: Top salary, guaranteed bonuses, and relocation support available.
  • Other info: Exciting opportunities for growth and innovation in blockchain technology.
  • Why this job: Make a real impact on performance in a rapidly evolving space.
  • Qualifications: Strong Rust programming skills and problem-solving abilities required.

The predicted salary is between 80000 - 100000 Β£ per year.

An established, high-performing team in London operating right at the centre of Ethereum's transaction supply chain is hiring a Systems Engineer to help push the limits of speed and efficiency in a genuinely competitive, real-time environment.

You'd take ownership of core systems from first principles through to production, with your work shipping fast and having a direct, measurable effect on business performance.

This is a space that's evolving rapidly, with protocol-level shifts opening up real scope to shape both the team's approach and the wider landscape.

Must haves

  • Strong systems-level programming in Rust (C++ considered)
  • Comfortable solving novel problems fast in competitive conditions
  • Low-level performance instincts re cache behaviour, memory layout, and what your code compiles down to, not just the logic on the page
  • Hands-on experience profiling and squeezing out performance gains in production systems
  • High agency: comfortable owning a system end-to-end

Highly valued

  • Understanding of blockchain VMs (e. g. EVM)
  • Blockchain fundamentals, transaction supply chain, MEV
  • Auction systems or game theory background

On-site in London – relocation supported for the right person.

Comp

  • Top-of-market base salary plus a guaranteed minimum bonus.
  • Uncapped bonus tied directly to company P&L
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System Engineer in London employer: Realm

REALM is an exceptional employer that fosters a dynamic and innovative work culture in the heart of London. With a focus on employee growth, we offer comprehensive relocation support, competitive salaries, and uncapped bonuses tied to company performance, ensuring that your contributions are recognised and rewarded. Join us to be part of a forward-thinking team where your skills will directly impact the future of real-time blockchain technology.

Realm

Contact Details:

Realm Recruitment Team

We think you need these skills to ace System Engineer in London

Systems-level Programming in Rust
C++ Programming
Problem-Solving Skills
Low-level Performance Optimisation
Cache Behaviour Understanding
Memory Layout Knowledge
Performance Profiling