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2,340

Javascript jobs in United Kingdom

Full Stack Engineer ( 40k- 100k + Equity) at VC-backed greentech startup

Jack & Jill/External ATS

Greater London
Hybrid
GBP 40,000 - 100,000
30+ days ago
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Senior .NET & Frontend Engineer — Fully Remote UK

Pearson Carter

Greater London
Remote
GBP 50,000 - 60,000
30+ days ago

Observability Platform Engineer (Service Management)

McDonald's Corporation

Greater London
On-site
GBP 55,000 - 75,000
30+ days ago

Senior Software Engineer

Chameleon Technology

Harrogate
Hybrid
GBP 50,000 - 70,000
30+ days ago

ServiceNow Technical Consultant (contract)

Nelson Frank

Greater London
Hybrid
GBP 80,000 - 100,000
30+ days ago
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Senior QA Automation Engineer

Hard Rock Digital

United Kingdom
Hybrid
GBP 50,000 - 75,000
30+ days ago

Senior Full Stack Engineer

Tipalti

Greater London
On-site
GBP 60,000 - 80,000
30+ days ago

Solution Architect

Esri UK

Aylesbury
On-site
GBP 75,000
30+ days ago
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Java Software Developer

BAE Systems.

Camberley
Hybrid
GBP 30,000 - 40,000
30+ days ago

Senior Software Engineer (Node.js)

Kainos

Birmingham
On-site
GBP 60,000 - 80,000
30+ days ago

Senior Quality Assurance Engineer

TherapyNotes.com

United Kingdom
Remote
GBP 70,000 - 93,000
30+ days ago

Lead Developer - Hybrid (Manchester) | Tech Leader

context recruitment

Manchester
Hybrid
GBP 70,000 - 85,000
30+ days ago

Principle Developer

context recruitment

Manchester
Hybrid
GBP 70,000 - 85,000
30+ days ago

Full Stack .NET Developer

Consortia Group

Bristol
On-site
GBP 50,000 - 70,000
30+ days ago

Support Developer

ADLIB

United Kingdom
Remote
GBP 29,000 - 35,000
30+ days ago

Support Developer — Global E‑commerce & API Focus

ADLIB

United Kingdom
Remote
GBP 29,000 - 35,000
30+ days ago

Senior Software Developer: Analytics

Rex Technologies GmbH

Greater London
On-site
GBP 70,000 - 90,000
30+ days ago

Product Test Engineer - Luxury Audio

HARMAN International

Cambridge
On-site
GBP 35,000 - 50,000
30+ days ago

SEO Specialist

RM Staffing B.V.

Tees Valley
On-site
GBP 30,000 - 45,000
30+ days ago

Full Stack Developer

Computerworld Personnel Ltd

Bristol
Hybrid
GBP 50,000 - 65,000
30+ days ago

Junior Full-Stack Engineer – Bristol Startup

Jack & Jill/External ATS

Greater London
On-site
GBP 30,000 - 40,000
30+ days ago

Junior Full-stack Engineer at Fast-growing EdTech startup

Jack & Jill/External ATS

Greater London
On-site
GBP 30,000 - 40,000
30+ days ago

Remote Full‑Stack Engineer (MERN/Next.js)

Jack & Jill/External ATS

Greater London
Remote
GBP 50,000 - 70,000
30+ days ago

Full Stack Engineer at fast-growing AI tech startup

Jack & Jill/External ATS

Greater London
Remote
GBP 50,000 - 70,000
30+ days ago

ServiceNow Architect, Telco Consulting

Cognizant

Greater London
On-site
GBP 80,000 - 120,000
30+ days ago

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Full Stack Engineer
Jack & Jill/External ATS
Greater London
Hybrid
GBP 40,000 - 100,000
Full time
30+ days ago

Job summary

A leading greentech SaaS platform in the UK seeks a Full Stack Engineer to contribute to developing an operating system for renewable energy installers. This role involves high ownership and tackling complex challenges like geospatial analysis and hardware connectivity. The ideal candidate will excel in JavaScript/TypeScript and React, with a focus on solving practical user problems. Join a fast-growing startup backed by top-tier VCs and work towards significant carbon emission reductions through technology.

Qualifications

  • Proficient with modern JavaScript/TypeScript, React, Node.js.
  • Product-minded engineer who prioritizes solving real user problems.
  • Impact-driven professional comfortable with high ownership.

Responsibilities

  • Own and deliver complex features end-to-end across a modern TypeScript and React stack.
  • Shape the technical direction and architecture of a platform for installation businesses.
  • Collaborate directly with users to understand pain points and implement solutions.

Skills

JavaScript/TypeScript
React
Node.js
PostgreSQL
Job description
Full Stack Engineer

Salary: £40k-£100k + Equity

Company Description: VC-backed greentech SaaS platform

Job Description: You will help build an end-to-end operating system for renewable energy installers, streamlining the transition to clean home heating. Working in a high-calibre team, you will tackle complex problems like geospatial analysis and 2D/3D design tools. This role offers high ownership and the chance to drive significant carbon emission reductions through technology.

Location: Bristol and London, UK

Why this role is remarkable:
  • Work on high-impact software that directly accelerates the UK's transition to net-zero home heating.
  • Join a fast-growing startup backed by top-tier VCs that has achieved exponential growth since early 2024.
  • Tackle deep technical challenges beyond standard CRUD work, including computer vision, LiDAR integration, and hardware connectivity.
What you will do:
  • Own and deliver complex features end-to-end across a modern TypeScript and React stack.
  • Shape the technical direction and architecture of a platform supporting hundreds of installation businesses.
  • Collaborate directly with users on-site to understand pain points and rapidly implement real-world solutions.
The ideal candidate:
  • Proficient with modern JavaScript/TypeScript, React, Node.js, and relational databases like PostgreSQL.
  • Product-minded engineer who prioritizes solving real user problems over simply completing tickets.
  • Impact-driven professional comfortable with high ownership and moving fast in a candid, collaborative environment.
Application Steps

Step 1. Visit our website.

Step 2. Click 'Talk to Jack'.

Step 3. Talk to Jack so he can understand your experience and ambitions.

Step 4. Jack will make sure Jill (the AI agent working for the company) considers you for this role.

Step 5. If Jill thinks you're a great fit and the client wants to meet you, they will make the introduction.

Step 6. If not, Jack will find you excellent alternatives. All for free.

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* The salary benchmark is based on the target salaries of market leaders in their relevant sectors. It is intended to serve as a guide to help Premium Members assess open positions and to help in salary negotiations. The salary benchmark is not provided directly by the company, which could be significantly higher or lower.

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