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Lead Software Engineer

London💼 Full-time💰 $110,000–$110,000🗓 2026-06-22 → 2026-09-26

Core

Lead a major platform shift from traditional SaaS to an agentic architecture for compensation data and tools.

Role type

Lead Software Engineer (Hands-on IC with technical leadership)

Builds

Customer-facing web app, agentic platform (parent/specialist agents, durable workflows, MCP tool layer), and shared infrastructure.

Domain

Fintech / Compensation Data / AI Agents

Deliverable

production ML models | product features | infrastructure

Required skills

System design, TypeScript, Node.js, PostgreSQL, GraphQL, GCP, distributed monorepo management, code review, technical decision-making

Preferred skills

Agentic systems (tool calling, orchestration, LLM evals), Workflow engines (Temporal, Cadence), MCP, React, Prompt engineering

Technologies

React, TypeScript, GraphQL, Apollo Client, Playwright, Jest, Storybook, Mantine, GCP (Cloud Run, Cloud SQL), Auth0, Temporal, Neo4j, Vertex, Bedrock, Foundry, GitHub Actions, Datadog

Responsibilities

Own architecture and technical design across the stack, drive technical decisions during platform shift, raise code quality and reliability standards, tackle hardest engineering problems, lead design reviews.

Seniority

Senior, hands-on IC with leadership scope

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