Fractional Fintech Backend Engineer – Go Ledger & APIs

Company: Elliot Marsh
Apply for the Fractional Fintech Backend Engineer – Go Ledger & APIs
Location: London
Job Description:

Elliot Marsh is seeking a Fractional Fintech Backend Engineer in London to design and build the core ledger and financial processing services using Go. You will create deterministic, event-sourced systems ensuring balanced, traceable financial transactions and integrate with external data sources.

You will work directly with the founder and alongside graph, AI and infrastructure specialists to translate accounting requirements into secure, maintainable software and reliable integrations.

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Posted: September 21st, 2026