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Senior Backend Engineer (Python/FastAPI/GraphQL)

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Summary

Senior Backend Engineer building scalable APIs and microservices for a financial data platform that uses AI/NLP/ML to extract and structure financial data. Core stack is Python with FastAPI, GraphQL/REST, databases/data warehouses and CI/CD; the role is predominantly remote with a few days per month in the New York office.

Senior Backend Engineer | FinTech Data Platform



While professional experience and qualifications are key for this role, make sure to check you have the preferable soft skills before applying if required.

We're partnering with an innovative and rapidly growing technology business that is transforming how financial data is extracted, structured, and delivered through cutting-edge AI, NLP, and machine learning technologies.


We're looking for a Senior Backend Engineer to join a high-calibre engineering team building the infrastructure behind a sophisticated financial data platform. You'll play a key role in developing scalable APIs, expanding microservices architecture, and helping bring valuable structured data products to market.

Key Skills & Experience:

  • Strong Python development experience, particularly with FastAPI
  • Excellent knowledge of GraphQL and REST APIs
  • Experience working with databases and data warehouses
  • CI/CD, DevOps and software engineering best practices
  • Comfortable working in a fast-paced, Agile environment
  • Ability to work autonomously and contribute ideas

Highly advantageous:

  • Experience within FinTech, payments, financial services, or startup environments
  • AWS experience
  • Knowledge of React, Strawberry GraphQL, or PostGraphile
  • Experience working with financial data products

What's on offer?

    xavwley
  • Predominantly remote culture with flexibility
  • Just a few days per month required in the New York office
  • Opportunity to work on cutting-edge AI and data-driven products
  • Fast-moving, collaborative engineering team where your ideas will have real impact

If you're a strong backend engineer who enjoys solving complex problems, building scalable systems, and working in a high-growth environment, I'd be keen to speak with you.

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