Data Scientist
24 month contract
Inside IR35 – Paying up to £50 per hour via umbrella.
Location: Hybrid – 3 days per week in office in London or Sussex
We are seeking an experienced, Data Scientists who will need to be able to:
* Apply statistics for anomaly detection (rolling median + MAD z-score, thresholds); scipy a plus
* Time-series think: daily/weekly/monthly frequency-aware baselining
* Turns raw telemetry into decision-ready insights (not deep ML, but solid quantitative reasoning)
* Understands mobile app Kis across Bookings, Adoption, Engagement, App Health, Card Member Voice, Quality Engineering
* Be familiar with iOS/Android store metrics, crash/stability, QE/regression concepts
* Translates leadership questions into metrics and views
* Provide senior-level ownership within an established layered architecture; respects design principles (no business logic in Ul, filter-agnostic analysis)
* Contribute to and follows Architecture Decision Records (ADRs)
* Own features end-to-end: data source → analysis → dashboard
* Communicates data-driven findings clearly to leadership and non-technical stakeholders
* Works cross-functionally with QE, delivery, and product teams
You will need experience working with:
* Strong Python 3.11+, pandas, NumPy for data transformation and time-series work
* Streamlit dashboard development (multi-page, session state, query-param nav)
* API/SQL data integration (Snowflake, OpenSearch, REST sources)
* Visualization: plotly, matplotlib, seaborn
* AWS (boto3, S3/Parquet), Docker, Kubernetes, CI/CD
* Secrets/auth (JWT, cryptography, proxy handling); testing with pytest
To find out more please apply for my immediate attention
