Senior Backend Engineer
Sparta Commodities · London · Full-time
Description
We Are Sparta Sparta is the AI leader for commodity trading, home to Leonidas AI, the first operating system for oil and commodity traders. Backed by $42 million in Series B funding led by One Peak, with participation from returning investors FirstMark and Singular, the same investors behind AI leaders like Legora, Dataiku, and Synthesia. Most companies are building a chatbot on top of data. We've built an agent with an actual reasoning layer, grounded in years of proprietary market data and in-house trading expertise nobody else has. We're scaling fast, and it's an exciting time to join. From independents to multinationals, the world's leading commodity teams use Sparta and Leonidas AI to move faster, trade smarter, and stay ahead of the market. At Sparta, you'll be trusted to take ownership, backed by a team who wants you to succeed. AI is how we build here, not just what we sell. Good ideas move fast, and yours could go from staging to production in a couple of hours, whatever department you're in. You'll be challenged, supported, and given room to grow, building the AI that's changing how commodity trading gets done. Your work has reach. From shaping Leonidas AI, to poweri…
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Questions about this job
Where is this Senior Backend Engineer job located?
The listing places this job in London.
Who is hiring?
The employer shown on the listing is Sparta Commodities.
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Is it full-time or part-time?
The listing type is Full-time.
When was this job posted?
It was posted on 20 October 2026. Jobs that stay open too long are closed automatically, so apply soon if you are interested.
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