Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Join a talented team to build innovative tools for the energy transition.
- Company: A green tech start-up focused on sustainable solutions and real-world impact.
- Benefits: Enjoy £50K - £80K salary, 33 days holiday, and hybrid working options.
- Why this job: Make a difference in climate change while working with cutting-edge technology.
- Qualifications: 2-4 years experience in full stack development with a STEM background.
- Other info: Collaborate closely with a mission-driven team in a dynamic environment.
The predicted salary is between 50000 - 80000 £ per year.
Company: I'm looking for junior and mid level full stack engineers who are excited about elegant systems as they are about real-world impact. You’ll join a lean, talented team of engineers and work directly on tools that accelerate the energy transition — like:
- Automated design tools for heat pump systems
- A survey app for collecting property data on-site
- D/3D floorplan creators (maybe even with LiDAR and CV!)
- Country-wide data tools through large-scale scraping + mapping
- Hardware integrations (e.g. bluetooth laser measures, sensors)
- Offline-first/PWA apps for installers on the move
Tech Stack:
- React, TypeScript, Konva, Tailwind
- Node.js, PostGREST, Prisma
- PostgreSQL / PostGIS, Docker, Atlas
- (Sunsetting Python + FastAPI)
Requirements for Junior & Mid Full Stack Engineers:
- 2 - 4 years commercial experience
- STEM Background
- React + TypeScript (you’re confident building fast, dynamic UIs)
- SQL and relational database design
- RESTful APIs and distributed systems
- Scalable and secure architectures
- Owning features end-to-end, from shaping the product idea to shipping the code.
Type of engineer for Mid & Senior Full Stack Engineers:
- You’re product-minded — you care about the user and the why behind every line of code.
- You’re impact-driven — you want to move fast and make a real dent in the climate crisis.
- You’re collaborative — you're excited to work closely with a tight-knit, in-person team.
- You’re into sustainable tech, heat pumps, or building a greener future.
Remuneration & Benefits:
- £50,000 - £80,000 + meaningful equity
- 33 days holiday + work abroad up to 30 days/year
- Hybrid working between London & Bristol studios
- Work closely with a brilliant, mission-led team
If you want to hear more about the position please apply ASAP with a CV and we will give you a call if we think you are a match!
Junior & Mid Level Full Stack Engineers | Green Tech / Energy Tech Start-Up | React.js Node.js TypeScript | LDN 2 Days Per Week | £50K - £80K + Healthy Equity employer: Owen Thomas | Pending B CorpTM
Contact Detail:
Owen Thomas | Pending B CorpTM Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Junior & Mid Level Full Stack Engineers | Green Tech / Energy Tech Start-Up | React.js Node.js TypeScript | LDN 2 Days Per Week | £50K - £80K + Healthy Equity
✨Tip Number 1
Familiarise yourself with the specific technologies mentioned in the job description, such as React.js and TypeScript. Consider building a small project or contributing to open-source projects that utilise these technologies to showcase your skills.
✨Tip Number 2
Demonstrate your passion for green tech and energy solutions during any conversations or interviews. Research current trends in sustainable technology and be prepared to discuss how your work can contribute to the climate crisis.
✨Tip Number 3
Network with professionals in the green tech space. Attend meetups or webinars related to energy technology and full stack development to connect with like-minded individuals and potentially get referrals.
✨Tip Number 4
Prepare to discuss your experience with end-to-end feature ownership. Be ready to share examples of how you've shaped product ideas and successfully shipped code, highlighting your collaborative approach and user-centric mindset.
We think you need these skills to ace Junior & Mid Level Full Stack Engineers | Green Tech / Energy Tech Start-Up | React.js Node.js TypeScript | LDN 2 Days Per Week | £50K - £80K + Healthy Equity
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights relevant experience with React, TypeScript, and any projects related to green tech or energy tech. Emphasise your problem-solving skills and any impact-driven projects you've worked on.
Craft a Compelling Cover Letter: Write a cover letter that showcases your passion for sustainable technology and the energy transition. Mention specific projects or experiences that align with the company's mission and values.
Showcase Technical Skills: In your application, clearly outline your technical skills, especially in building scalable architectures and working with RESTful APIs. Provide examples of how you've owned features from concept to deployment.
Express Your Collaborative Spirit: Highlight your ability to work in a team and your enthusiasm for collaborating with others. Mention any experiences where you’ve worked closely with a team to achieve a common goal, particularly in a fast-paced environment.
How to prepare for a job interview at Owen Thomas | Pending B CorpTM
✨Show Your Passion for Green Tech
Make sure to express your enthusiasm for sustainable technology and the impact it can have on the environment. Companies in this sector are looking for candidates who are genuinely excited about making a difference.
✨Demonstrate Technical Proficiency
Be prepared to discuss your experience with React.js, Node.js, and TypeScript in detail. Bring examples of projects you've worked on that showcase your skills in building dynamic UIs and working with RESTful APIs.
✨Highlight Collaboration Skills
Since the role involves working closely with a small team, emphasise your ability to collaborate effectively. Share examples of how you've successfully worked in teams and contributed to shared goals.
✨Prepare Questions About the Company’s Mission
Research the company’s projects and be ready to ask insightful questions about their mission and future plans. This shows that you’re not only interested in the job but also in the company's vision for the energy transition.
