About this role
Salary: £70,000 - 90,000 per year
Requirements: Strong Python backend engineering experienceStrong SQL and database fundamentalsExperience with ETL/ELT, data migration, or system integrationsProduction experience with FastAPI, plus Django or FlaskUnderstanding of data modelling, validation, deduplication, and safe import patternsKnowledge of transactions, consistency, and production data workflowsExperience with Linux, Docker, and containerised environmentsPractical experience using AI coding tools or LLM APIsClear communication and ability to work with non-technical stakeholdersExperience with CRM systems, FinTech, payments, or operations platforms is nice to haveExperience building internal tools for operations or migration workflows is nice to haveExperience with observability, logging, monitoring, and CI/CD is nice to haveAdditional language skills such as Java, C#, C++, Kotlin, or Scala are nice to haveExperience applying LLMs in production is nice to have Responsibilities: Build scalable, production-grade backend services using PythonExtract, validate, map, deduplicate, and safely import large datasets as part of data migration workDevelop API integrations with legacy CRMs and third-party systemsBuild and maintain ETL/ELT pipelines that power high-volume data workflowsWork with FastAPI, Django, or Flask on modern backend developmentUse AI and LLM tools to accelerate coding and workflow automationDevelop in containerised environments using Linux, Docker, and modern DevOps practices Technologies: AIAPIBackendC#CI/CDCRMDevOpsDjangoDockerETLFastAPIFlaskJavaKotlinLLMLinuxPythonSQLScala More:
We are a global FinTech headquartered in London, and we are seeking a Senior Backend Software Engineer to join our high-impact engineering team. You will help build a mission-critical Data Migration Platform used to onboard financial agencies at scale. Our platform connects to legacy CRMs, extracts and validates complex datasets, handles exceptions intelligently, and imports data safely into our core FinTech ecosystem. This is a fully remote role and includes a bonus plan and pension.
last updated 32 week of 2026