cover image
Ascendion

Data Architect

On site

London, United kingdom

Freelance

15-12-2025

Share this job:

Skills

Data Engineering Research Architecture Data Architecture AWS Analytics Snowflake Databricks

Job Specifications

The Data Architect / Data Platform Consultant is responsible for reviewing technology choices, validating solution designs, and providing expert architectural recommendations for the firm’s next-generation Market Data & Quant Research Platform.

Key Responsibilities

Architecture & Strategic Guidance

Review and assess technology decisions made by engineering and research teams, ensuring alignment with the target-state architecture.
Recommend best-fit technologies (AWS S3, Parquet, Iceberg, Snowflake, Databricks, lineage tools) based on performance, scale, cost, and business needs.
Validate architectural patterns for ingestion, historical data management, time-series storage, and firm-wide data platform expansion.

Required Skills & Experience

10–15+ years in data architecture, data platforms, or cloud-native data engineering within financial services or capital markets.
Strong experience reviewing and guiding solutions based on:
AWS S3, Glue, IAM
Parquet, Iceberg, Delta/columnar formats
Snowflake, Databricks, or other cloud analytics platforms
Expertise in data lineage, metadata, governance models, and platform security.
Proven experience advising technical teams, reviewing designs, and providing architectural recommendations.

Preferred Qualifications

Experience in systematic trading, hedge funds, quant research, or time-series market data platforms will be a plus
Familiarity with data vendor onboarding (Bloomberg, Refinitiv, Snowflake Marketplace).

About the Company

Ascendion is a leading provider of AI-first software engineering services. Our applied AI, software engineering, cloud, data, experience design, and talent transformation capabilities accelerate innovation for Global 2000 clients. Ascendion is headquartered in New Jersey. In addition to our remote/hybrid workforce, we have a presence in 12 countries and 40+ global offices across North America, Eurpoe, and APAC. We are committed to building technology powered by Generative AI with an inclusive workforce, service to our commun... Know more