Freelance jobs in United Kingdom

I’m an experienced BMS engineer with Niagara 4, Modbus RTU/TCP, BACnet IP/MSTP, and M-Bus experience, transitioning into a role connecting commercial buildings to a cloud energy platform for a demand-...

# Senior Full Stack AI Engineer — Financial Diligence Platform (Accounting Experience Required) **Tech Stack:** TypeScript, Next.js, React, LangGraph, PostgreSQL, LLM APIs **IMPORTANT: Professional...

I need a tech-savvy professional to design and build a tech stack for a new education executive recruitment platform. The solution should support the full recruitment workflow, including candidate dis...

We're a UK digital marketing agency. Our in-house team handles day-to-day website work: pages, content, plugin and PHP updates, speed fixes. We need an experienced WordPress developer we can call on w...

About us Spectra Solar is a UK solar PV and battery storage installer. Our engineers use a custom mobile field service app (React Native) that connects to our Odoo 17 Community system through a custom...

We’re a technology company working in iGaming. While our in-house engineers focus on our main portal, we’re building a pool of external development teams to deliver smaller internal tools. The tools w...

We're looking for an experienced e-commerce website developer to take over the ongoing maintenance, support and development of an established e-commerce website. We're looking to replace our current...

We’ve built our product and are about to launch. We now need a senior engineer to review what we have, fix what’s broken, and get it production-ready fast. We have a working minimal prototype, and we...

I’m looking for a WordPress dev to make a few quick front-end tweaks. It’s mostly CSS, plus one small PHP filter: Add a gradient to the nav Restyle a button Hide a section on mobile Tweak how the com...

I have an existing homestay website. The website is already live, and I am looking for a developer to improve the room booking process, integrate an online payment gateway, and make a few front-end a...

I'm looking for an experienced AI automation developer to build and code an automated social media content workflow. The system should be able to: Use AI to generate social media content, captions a...

We're a UK online retailer running Magento 2 Open Source on an older 2.4 release. We need a senior Magento developer to stabilise and secure the store, upgrade it to Magento 2.4.9 and make it faster,...

I'm looking for someone who can help me build a Shopify website for a coffee brand. Can you handle the entire process end to end, from scratch to launch? We currently have only 5 coffee product SKUs,...

We have a web app we are near to launching and require a team to be able to support getting it launch ready (UI/UX development) and then supporting 'Go live' - so this would include sever / databas...

We’re an influencer marketing agency. We score creators using our own method, the Saku Belief Score: a 0–100 score of how much genuine trust a creator holds with a brand’s target audience. We then plo...

We need a specialist to integrate WhatsApp Business Platform with Meta API for a client project. The work includes setting up the integration, configuring the platform, and ensuring reliable message d...

I’m building a modern real estate platform covering property listings, rentals, payments, and property management. I’m looking for a software engineer to help with the early build - things like backe...

Hi, I’m looking for an experienced Python/Solana blockchain engineer to help accelerate development of an existing automated cryptocurrency trading research system called MemeQuant Pro. This is not...

I have a business app built with Rork, and a working version is already uploaded to TestFlight. Most of the app is complete, but I need an experienced developer to review the existing project, polish...

Experienced Full-Stack Web Developer – Online Advertising & Discovery Platform We are establishing a new online advertising and discovery platform that allows independent service providers and busine...