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.
Senior Software Engineer - Onsite - £150k- £200k in London employer: James Chase
Join a dynamic healthcare AI company that is revolutionising patient care through innovative machine learning solutions. With a strong focus on employee growth, you will have the opportunity to take ownership of core ML systems while enjoying a collaborative work culture in a hybrid setting from our Central London office. Benefit from competitive salary packages, meaningful equity, and the chance to make a real-world impact in the healthcare sector.
