Job Description

Job title:

Lead Engineer

Type:

Full-time, Permanent

Location:

UK, with flexible home, office, or hybrid working

What you'll do

You will act as the technical lead for a small, focused product team building a next-generation energy modelling platform. You will guide architectural decisions, support engineers day to day and help the team deliver high-quality features at pace.

In this role, you will:

Lead technical direction, making pragmatic architectural decisions that balance rapid progress with long-term maintainability. Work hands-on across the stack to turn prototypes and product flows into robust, production-ready software. Partner with designers, product managers and data specialists to refine requirements and translate complex concepts into workable solutions. Provide mentorship and support to other engineers through pairing, code reviews and clear technical guidance. Integrate backend services, frontend UI and Python-based analytics into a cohesive, scalable platform. Promote engineering excellence across testing, automation, CI/CD, documentation and observability. Communicate risks, trade-offs, and progress clearly to stakeholders, helping shape the roadmap and unblock the team.

Why this role

This is a key role within a strategic product team working on a complex, high-visibility platform. You will have real influence over how the product is built and the engineering standards it is built on. Own the technical approach for a new product as it moves from prototype to full-scale build. Work in a modern, cross-functional environment with autonomy and the opportunity to take on technical leadership. Solve interesting challenges that blend UI, business logic, modelling and AI-driven behaviour. Enjoy the stability of a permanent role while contributing to a long-term, impactful product initiative.

Who is hedgehog lab

We're an outcome-driven product consultancy where product, design and research sit side by side.


You'll join a team that values curiosity, collaboration and impact, building products that truly matter.

hedgehog lab benefits

28 days holidays + bank holidays 5 Impact Days per year to spend on L&D, volunteering or innovation Flexible working environment Annual wellbeing budget + two days of wellbeing leave Mental health support A company supplied Apple Mac

Tech stack you'll work with

We use a modern, scalable, cloud native stack designed for fast iteration and long-term sustainability:



Frontend: React, TypeScript, modern component libraries Backend: Node.js with TypeScript (for example, NestJS or Express), REST or GraphQL APIs Data and analytics integration: Python services powering analytical and AI features Database: PostgreSQL plus caching layers such as Redis Cloud and infrastructure: Azure or AWS, Docker, Kubernetes or managed container services Quality and tooling: Jest, React Testing Library, GitHub Actions or GitLab CI, emphasis on automated testing

What we are looking for

Significant experience as a senior or lead engineer within product-oriented teams Strong background in React and TypeScript on the frontend Solid experience building backend services with Node.js and TypeScript Strong understanding of API design, system architecture and cloud native development Experience working with PostgreSQL or similar relational databases Exposure to Python-based analytics or machine learning services, or interest in learning quickly Comfortable leading other engineers through mentoring, code reviews and technical guidance Excellent collaboration skills and ability to work in a fast-paced, agile environment Clear communication style that supports alignment with technical and non-technical stakeholders

Ready to apply?

Submit your application below. Please note that we're unable to offer visa sponsorship for this role.