Lead FS Developer (Node.js / React)

Salary: £45,000 - 102,000 per year

Requirements

• 10+ years of high-level back-end development experience.
• Expertise in building large-scale distributed systems and event-driven architectures.
• Mastery of Node.js and TypeScript with a strong understanding of both SQL (PostgreSQL) and NoSQL (MongoDB).
• Hands-on experience with Azure cloud ecosystem (Service Bus, Event Hub, Functions).
• Proven ability to work in an Agile, Trunk-Based Development environment with CI/CD proficiency.
• Experience integrating GenAI tools into the daily engineering workflow to increase velocity.

Responsibilities

• Lead the architectural design and scaling of microservices and event-driven back-end services.
• Drive an AI-first workflow, utilizing Cursor agents and GenAI tools for code generation, testing, and SDLC optimization.
• Own the reliability and observability of the platform using DataDog and Azure platform services.
• Mentor senior engineers through design reviews and by modeling high-performance engineering practices.
• Implement complex financial modeling tools, including purchase price waterfalls and legal steps matrices.
• Optimize system performance and security across RESTful and GraphQL interfaces within a monorepo structure.

Technologies

• AI
• Azure
• CI/CD
• Cloud
• Cursor
• Datadog
• GraphQL
• MongoDB
• NoSQL
• PostgreSQL
• SQL
• Security
• TypeScript
• microservices
• NodeJS
• GitHub
• JavaScript
• Python
• React

More

We are a software house with 18 years of experience and a global portfolio of projects. We help businesses modernize, scale, and innovate through custom software solutions. Our team embraces unconventional ideas and new technologies, delivering solutions with real impact. We offer an attractive salary, large freedom and real influence, a no unhealthy competition team approach, a remote-first flexible working culture, and company apartments in cool cities across Europe. If you value professionalism, creativity, and a strong engineering culture, youll feel at home here.

last updated 19 week of 2026