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.