Javascript Developer - Hybrid Remote in London

Energy Jobline ZR; City Of London; Hybrid; GBP 90,000 - 120,000; Full time

Job summary

A leading tech company in the UK is seeking a JavaScript Developer to develop scalable backend services and integrate AI capabilities into production systems. This role offers a salary ranging from £90k to £120k plus benefits and offers remote work flexibility, making it a great opportunity for career growth in an innovative environment.

Qualifications

• At least 4 years’ backend development experience.
• Solid expertise in Node.js.
• Experience integrating LLM APIs and open-source models into production systems.

Responsibilities

• Develop scalable backend services that bring our AI vision to life.
• Integrate modern AI capabilities into production systems.

Skills

Backend development experience

Node.js expertise

Integrating LLM APIs

Implementing Retrieval-Augmented (RAG) pipelines

Designing AI workflows

Job description

Job Description

Energy Jobline is the largest and fastest growing global Energy Job Board and Energy Hub. We have an audience reach of over 7 million energy professionals, 400,000+ monthly advertised global energy and engineering jobs, and work with the leading energy companies worldwide.

We focus on the Oil & Gas, Renewables, Engineering, Power, and Nuclear markets as well as emerging technologies in EV, Battery, and Fusion. We are committed to ensuring that we offer the most exciting career opportunities from around the world for our jobseekers.

JavaScript Developer

Location: 3-4 days per week from home / 1-2 days in London

Salary: Circa 90k – 120k + Benefits

We are a fast-growing, revolutionary tech company looking for a JavaScript Developer. This is a varied, challenging role in a talented team where you’ll be responsible for developing scalable backend services that bring our AI vision to life. You don’t need to be a machine learning researcher, but you do need to know how to integrate modern AI capabilities into production systems.

Essential qualifications

• At least 4 years’ backend development experience
• Solid expertise in Node.js
• Experience integrating LLM APIs and open-source models into production systems
• Experience implementing Retrieval-Augmented (RAG) pipelines
• Experience designing and optimising agentic AI workflows

Tremendous opportunity offering plenty of scope for career progression in a friendly, innovative environment where you'll be able to bring ideas and keep up to date with the latest technologies and enjoy a healthy work/life balance.

Apply now for full details.

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