CommuniTech Recruitment Group

Data Developer. C# + (either Clickhouse, SingleStore, Rockset, TimescaleDB) + Open Standard Datalake (e.g. Iceberg or Delta Tables, Apache Spark, Column Store). £700/ Day. 6 Month Rolling. Hybrid.

⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a Data Developer with strong .NET C# experience and expertise in analytical databases (Clickhouse, SingleStore, Rockset, TimescaleDB) and open standard datalakes (e.g., Iceberg, Delta Tables). Contract length is 6 months, paying £700/day, hybrid location.
🌎 - Country
United Kingdom
💱 - Currency
£ GBP
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💰 - Day rate
700
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🗓️ - Date
October 23, 2025
🕒 - Duration
More than 6 months
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🏝️ - Location
Hybrid
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📄 - Contract
Unknown
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🔒 - Security
Unknown
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📍 - Location detailed
Greater London, England, United Kingdom
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🧠 - Skills detailed
#Data Engineering #SQL (Structured Query Language) #Deployment #Azure #Scrum #Azure DevOps #GIT #Monitoring #SQL Server #Logging #.Net #Agile #DevOps #C# #Databases #Spark (Apache Spark) #Batch #Apache Spark #Automation
Role description
Data Developer. C# + (either Clickhouse, SingleStore, Rockset, TimescaleDB) + open standard datalake (e.g. Iceberg or Delta tables, Apache Spark, Column store). £700/ Day. 6 month rolling. Hybrid. My client is a top tier commodities trading firm that is looking for a strong C# Data Engineer. The key things in summary are: • Strong experience of .NET C# • Have you worked with an analytical database such as Clickhouse, SingleStore, Rockset, TimescaleDB? • Have you got any experience working with an open standard datalake (e.g. Iceberg or Delta tables, Apache Spark, Column store) • Have you got any experience processing (e.g. ingesting into a database) a large amount of data (in batches would be fine)? Required Skills and Experience • Proven experience working with all of • • Strong Microsoft C#.net knowledge (mainly backend development) with few years of commercial .net development experience • Containerized application development and deployment • Strong database experience SQL Server and analytical databases • Good development practices such as test automation, IOC, SOLID principles, logging and monitoring. Desirable Skills and Experience • Experience with Clickhouse • Experience working with open data formats such as parquet • Automated continuous integration pipelines including automated deployment • Agile development (Scrum preferred) • Azure Dev-Ops (Team Foundation Server) for continuous integration, automated test execution and source code management (GIT) • Authentication/OAUTH2 If you are interested to learn more, please send your CV for immediate consideration.