Senior Software Engineer - Onsite - £150k- £200k in London

Senior Software Engineer - Onsite - £150k- £200k in London

London Full-Time 120000 - 160000 £ / year (est.) No working from home possible
James Chase
Are you a Rust/C/C++ programmer looking for the next best role?
Have you worked with low-level performance and want it to matter at a large scale?
If this sounds like you, this might be one of the most technically ambitious roles you’ll come across.
We’re partnering with our client who are developing a multimodal data warehouse that unifies storage and querying for highly complex domains — including genomics, financial & time series data, weather and much more.
They are looking for a Senior Software engineer to join their team in London on a full-time basis
What You’ll Do
  • Architect and implement high-performance data processing systems in Rust
  • Leverage Apache Arrow and Parquet for in-memory and on-disk data efficiency
  • Integrate and extend systems like DataFusion, ClickHouse, and DuckDB
  • Design low-latency pipelines for analytical workloads
  • Collaborate with product and platform teams to expose these capabilities via modern APIs
  • Contribute to open-source projects and shape the future of their internal engine

You’ll Be a Great Fit If You:
  • Have experience with Rust/C/C++ or systems-level languages
  • Experience with columnar formats like Arrow and Parquet
  • Have worked with or contributed to analytical databases like ClickHouse, DuckDB, or DataFusion
  • Understand memory management, file formats, and query execution pipelines
  • Are passionate about open-source and care about software craftsmanship
  • Thrive in a startup environment

Want to help reinvent how data is queried, streamed, and embedded? Click Apply now or send your CV to
*This role is on-site with 5 days a week in central London office and can offer visa sponsorship.
James Chase

Contact Details:

James Chase Recruitment Team