Lead Software Engineer - MongoDB / Node.js / JavaScript
As a Lead Engineer, you’ll play a pivotal role in shaping the technical direction of the product. You’ll guide a talented squad of engineers, drive architectural decisions, and deliver scalable backend systems that directly impact thousands of users.
This is a hands‑on leadership role where you’ll balance technical excellence with mentorship, collaboration, and strategic thinking.
What You’ll Be Doing
Technical Leadership
* Set the technical direction and lead architectural decision‑making
* Mentor and support junior and senior engineers
* Conduct code reviews and uphold engineering best practices
Backend Engineering
* Build and maintain scalable backend services and RESTful APIs
* Design and optimise MongoDB database solutions
* Improve and maintain existing backend infrastructure
* Troubleshoot production issues and implement robust solutions
Collaboration & Delivery
* Work closely with cross‑functional teams to deliver meaningful customer outcomes
* Participate in technical interviews and help grow the engineering team
* Drive improvements in processes, tooling, and development practices
Core Technical Skills
You’ll thrive if you have experience with:
* MongoDB (data modelling, indexing, aggregation, performance tuning)
* Node.js and the wider JavaScript/TypeScript ecosystem
* Express.js and/or Fastify
* RESTful API design
* AWS or similar cloud platforms
* Microservices architecture
* Testing frameworks (Vitest, Jest, Mocha, etc.)
* CI/CD pipelines & DevOps practices
* GitHub workflows
* Observability tools (e.g., DataDog)
* Docker / Kubernetes
Tech Stack You’ll Be Working With
* Node.js, JavaScript/TypeScript
* Express.js, Fastify
* MongoDB
* AWS
* Vue.js, Nuxt.js
Nice to Have – AI Experience
Not essential, but a big bonus:
* Integrating AI/ML models
* Working with LLM APIs (OpenAI, Anthropic, etc.)
* Prompt engineering
* AI workflow tools (LangChain, Flowise)
* Building internal AI automation tools
Benefits
This company genuinely invests in its people. You’ll enjoy:
* Remote‑first working with offices in London, Manchester
* Flexible hours
* 25 days annual leave + 8 bank holidays + 2 Christmas shutdown days
* Option to purchase an extra week off
Interested? Please Click Apply Now!
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