Senior Software Engineer | London | £75K-£110K + Equity
We're looking for a Senior Software Enginee r to join the founding team. You're a builder who thrives where speed, ownership, and adaptability matter. Help scale the platform and build a strong engineering team to support rapid growth and an expanding enterprise customer base.
What You'll Do:
- Design, build, and deploy end-to-end features across the full stack (frontend, backend, infrastructure)
- Build robust data pipelines and integrations powering financial and emissions insights
- Collaborate with product, design, and customer teams to solve real problems and shape product vision
- Own systems from design through deployment, making pragmatic technical decisions
- Shape engineering culture and define best practices that scale with the company
Tech Stack: React, TypeScript, Node.js, Postgres, DuckDB, Dagster, dbt, Ducklake, AWS, Docker, Terraform, GitHub Actions, DataDog
What We're Looking For
Required:
- Solid full-stack software engineering experience
- Strong track record building B2B SaaS products
- Experience with React, TypeScript, and Node.js
- Comfortable working across frontend, backend, and infrastructure
- Thrives in fast-moving startup environments with high ownership
Bonus:
- Experience with data pipelines (Dagster, dbt, or similar)
- Background in fintech, travel tech, or data-heavy platforms
- Early-stage startup experience
Offer
💰 £75K-£110K + competitive equity
🏢 Hybrid - 1-2 days in London office
🚀 Founding team opportunity
📊 £4B in enterprise spend managed
⚠️ Visa sponsorship: Not available
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