Senior Platform & Backend Engineer — AWS, APIs & Data
Summary
Theia Insights is hiring a mid-to-senior backend engineer in the UK to build scalable async REST APIs with FastAPI and Python, manage large data pipelines using Pandas, Parquet/Arrow, and DuckDB, and own identity and access management via AWS IAM and OAuth2/OIDC. The role runs services on AWS and occasionally touches front-end work in TypeScript/React.
Theia Insights is seeking a mid-to-senior backend engineer in the UK to build scalable async REST endpoints using FastAPI and Python. You will manage large data pipelines with Pandas, Parquet/Arrow, and DuckDB, while owning identity and access via AWS IAM and OAuth2/OIDC.
Work closely with data teams to design new data access points, run services on AWS, and occasionally contribute to front-end features in TypeScript/React for end-to-end ownership and reliability.