Senior Engineer (£80,000 + Equity) at REGULEX AI LIMITED

Job Title

Senior Engineer

Salary

£80,000 + Equity

Company Description

REGULEX AI LIMITED is a London-based fintech that raised £250k in pre-seed funding from industry veterans to revolutionize how capital flows to fund managers. Backed by the Investment Association's SPARKS accelerator and Antler, they build real-time AI systems that transform fragmented public filings and market signals into commercial actions for multi-billion pound funds.

Job Description

As the first engineering hire at REGULEX AI LIMITED, you will inherit a live system with real users in regulated firms. You'll own the infrastructure, data architecture, and product modules end-to-end. This is a high-agency role where you’ll lead technical decisions, ship fast, and directly impact how billions in capital are allocated globally.

Location

London, UK

Why this role is remarkable

• You are the first engineering hire, granting you total ownership over the technical roadmap and a direct path to leadership as the team scales.
• The company is backed by founders who have built and sold eight-figure businesses and is supported by the Investment Association's SPARKS accelerator.
• You will work with a cutting-edge stack including Next.js 16, React 19, and advanced LLM integrations using Gemini and Azure OpenAI to solve complex data problems.

What You Will Do

• Build and manage a robust multi-tenant infrastructure on Azure, including deployment pipelines, observability, and tenant-specific isolation using PostgreSQL Row-Level Security.
• Architect and iterate on the core data asset, normalizing disparate global datasets to create predictive signals for fund allocators across Europe and North America.
• Collaborate directly with design partners at FCA-regulated firms to translate feedback into production-ready modules, shipping changes from development to users within hours.

The ideal candidate

• You have 5+ years of experience shipping production software with significant depth in PostgreSQL, including schema design, performance tuning, and migrations against live data.
• You possess 3+ years of professional TypeScript experience, using the type system as a design tool to handle complex data boundaries and LLM outputs.
• You are a high-agency builder who has previously owned products end-to-end in small, fast-paced startup environments and is ready to set the architectural vision.