Full Stack Software Engineer

Job title: Full Stack Software Engineer

Type: Full-time, Permanent

Location: Sofia, Bulgaria, with flexible home, office, or hybrid working

What You'll Do

You will act as the Full Stack Engineer for a small, focused product team building a next-generation energy modelling platform.

In This Role, You Will

• 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.

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.
• 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.
• Contribute 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

• 20 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

Our tech stack

We're tech-agnostic; however, these are our specialisms:

• Front-end: React, Next.js, TypeScript
• Backend: Python, PHP
• Cloud and infrastructure: AWS

What We Are Looking For

• Significant experience as a senior or lead engineer
• Strong background with React and TypeScript
• Strong background with Python or PHP

Ready to apply?

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