Lead Software Engineer

Lead Engineer – Backend & Integrations | Hybrid, UK

Overview
We're looking for a Lead Engineer to join us at a genuinely hands-on level while owning backend architecture across the business. This isn't a lead role that's drifted away from the code — you'll be writing production code, leading technical spikes, and setting the standard for quality, while also owning the architecture for our backend services and integration layer (think ERP platforms, in-house systems, and third-party SaaS).

Responsibilities

Write production code, lead technical spikes, and set the standard for quality
Own the architecture for backend services and the integration layer across ERP platforms, in-house systems and third-party SaaS
Define standards for APIs, webhooks, event-driven patterns and data flows across the business
Lead and mentor engineers working across Python and .NET
Champion pragmatic, responsible use of AI tooling (Claude Code, Codex or similar) to boost velocity and code quality
Partner with Product, QA and business stakeholders to turn requirements into solid technical solutions
Drive best practice on code review, testing, and technical debt management
Skills

Proven experience as a lead or senior engineer, deep hands-on in Python or .NET
Strong backend background — REST/GraphQL APIs, event-driven architecture, system integrations
Experience integrating ERP platforms, in-house tools and SaaS applications
Solid SQL and data modelling skills
Comfortable in AWS or Azure, with modern DevOps and CI/CD practices
A real point of view on using AI coding tools responsibly and effectively
Strong communicator — able to explain technical trade-offs to non-technical stakeholders
Bonus: Terraform or infrastructure-as-code experience, or a background in a platform or service-based businessSound like you, or know someone who fits? Drop us a message.

Salary: Up to £100,000 base
Location: Hybrid — 1-2 days per week onsite