Mid & Senior Full Stack Engineers | Green Tech / Energy Tech Start-Up | React.js Node.js TypeSc[...]

JR United Kingdom; Slough; Hybrid; GBP 50,000 - 95,000; Full time

Job summary

A leading green tech start-up is seeking Mid & Senior Full Stack Engineers to work on innovative tools that promote the energy transition. The ideal candidates will have extensive experience with React, Node.js, and TypeScript, and a passion for building sustainable tech solutions. This hybrid role offers flexibility between London and Bristol studios, alongside an attractive salary and equity package.

Benefits

33 days holiday

Work abroad up to 30 days/year

Healthy equity options

Qualifications

• 5 years commercial experience required.
• Experience in relational database design and SQL.
• Confidence in RESTful APIs and distributed systems.

Responsibilities

• Develop and maintain elegant systems for green tech applications.
• Own features end-to-end from concept to delivery.
• Collaborate with a tight-knit team on impactful projects.

Skills

SQL

RESTful APIs

Distributed systems

Scalable architectures

Secure architectures

Product Minded

Impact Driven

Collaboration

Tools

React

Node.js

TypeScript

PostGREST

Prisma

Job description

Mid & Senior Full Stack Engineers | Green Tech / Energy Tech Start-Up | React.js Node.js TypeScript | LDN 2 Days Per Week | £50K - £95K + Healthy Equity, slough

Client:

Location:

slough, United Kingdom

Job Category:

Other

Virtual job fairs

-

EU work permit required:

Yes

Job Views:

2

Posted:

04.06.2025

Expiry Date:

19.07.2025

Job Description:

Mid & Senior Full Stack Engineers | Green Tech / Energy Tech Start-Up | React.js Node.js TypeScript | LDN 2 Days Per Week | £50K - £95K + Healthy Equity

Company:

I'm looking for mid and senior 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

Virtual job fairs

-> React, TypeScript, Konva, Tailwind

-> Node.js, PostGREST, Prisma

-> (Sunsetting Python + FastAPI)

Requirements for Mid & Senior Full Stack Engineers | Green Tech / Energy Tech Start-Up | React.js Node.js TypeScript | LDN 2 Days Per Week | £50K - £95K + Healthy Equity

-> 5 years commercial experience

-> 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 | Green Tech / Energy Tech Start-Up | React.js Node.js TypeScript | LDN 2 Days Per Week | £50K - £95K + Healthy Equity

->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.

-> 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 Mid & Senior Full Stack Engineers | Green Tech / Energy Tech Start-Up | React.js Node.js TypeScript | LDN 2 Days Per Week | £50K - £95K + Healthy Equity please apply ASAP with a CV and we will give you a call if we think you are a match! ?

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Created on 04/06/2025 by JR United Kingdom