Founding Engineer - LLMs & Infra Startup Builder

Seamflow; Greater London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A cutting-edge technology startup in London seeks a Founding Engineer to drive innovation in deploying LLM-based solutions. As a key team member, you will produce production-ready code from day one and own the development process. Ideal candidates possess strong problem-solving abilities, a background in applied LLMs, and a passion for building impactful technology. Competitive compensation includes a minimum salary of £100k, equity, and full support for relocation.

Benefits

Competitive salary and equity

Relocation support

Team meals

Fast-paced work environment

Qualifications

• 2+ years as an engineer with a proven track record.
• Experience deploying multimodal foundation model‑based products.
• Knowledge of relational and graph databases.

Responsibilities

• Deploy to production from day 1.
• Create specs and build features end-to-end.
• Solve practical problems including scaling infra.

Skills

Problem Solving

Ownership

Fast Production-Grade Code

Applied LLMs

Deploying LLMs

Infra Knowledge

Tools

LangChain

Cloud Infrastructure

Job description

A cutting-edge technology startup in London seeks a Founding Engineer to drive innovation in deploying LLM-based solutions. As a key team member, you will produce production-ready code from day one and own the development process. Ideal candidates possess strong problem-solving abilities, a background in applied LLMs, and a passion for building impactful technology. Competitive compensation includes a minimum salary of £100k, equity, and full support for relocation.